{"id":21488,"date":"2026-02-25T17:03:21","date_gmt":"2026-02-25T16:03:21","guid":{"rendered":"https:\/\/faber-etec.de\/?p=21488"},"modified":"2026-02-27T01:04:06","modified_gmt":"2026-02-27T00:04:06","slug":"bess-schluesselfertige-solarparks-vermarktung","status":"publish","type":"post","link":"https:\/\/faber-etec.de\/en\/news\/bess-schluesselfertige-solarparks-vermarktung\/","title":{"rendered":"Turnkey battery storage systems for solar parks: BESS complete solutions including infrastructure, forecasting &amp; marketing"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"21488\" class=\"elementor elementor-21488\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a7500e e-flex e-con-boxed e-con e-parent\" data-id=\"4a7500e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f8791ea elementor-widget elementor-widget-heading\" data-id=\"f8791ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Turnkey battery storage systems for solar parks<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71743e1 elementor-widget elementor-widget-heading\" data-id=\"71743e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Profitability forecast: precise parking instead of a lump sum<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5745286 elementor-widget elementor-widget-text-editor\" data-id=\"5745286\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Negative price hours, curtailments and grid restrictions are now part of everyday life for many solar park operators. Where photovoltaics used to be calculated primarily on the basis of high full-load hours and stable market prices, today time windows, operating modes and grid integration are increasingly determining profitability. This is precisely where a battery energy storage system (BESS) comes in: It makes yields controllable again, shifts energy specifically to valuable hours and opens up additional revenue options - provided that the storage system is properly integrated into the grid and is operated in an economically optimised manner.<\/p><p>With the new offer \u201eTurnkey battery storage systems for solar parks - technology, infrastructure &amp; marketing from a single source\u201c, Faber E-Tec delivers battery storage projects as a complete system. This includes not only the storage container itself, but also the associated infrastructure: transformer technology, medium voltage, collective cabinets, cabling, ancillary systems as well as commissioning and handover. For operators and project developers, this means clear interfaces, one point of contact and a project setup that remains technically and organisationally manageable.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2bd0be8 elementor-cta--skin-cover elementor-cta--valign-middle elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"2bd0be8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Strom-Handel-768x384.avif);\" role=\"img\" aria-label=\"Electricity trading\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h3 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tProfitability forecast within 7 days\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\"  href=\"https:\/\/faber-etec.de\/en\/bess\/epc\/#anfrage\" title=\"Epc - Send enquiry\">\n\t\t\t\t\t\tSend enquiry <i aria-hidden=\"true\" class=\"fas fa-angle-right\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd9f53c elementor-widget elementor-widget-gallery\" data-id=\"cd9f53c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;gallery_layout&quot;:&quot;justified&quot;,&quot;ideal_row_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:255,&quot;sizes&quot;:[]},&quot;lazyload&quot;:&quot;yes&quot;,&quot;ideal_row_height_laptop&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:150,&quot;sizes&quot;:[]},&quot;ideal_row_height_tablet_extra&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:150,&quot;sizes&quot;:[]},&quot;ideal_row_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:150,&quot;sizes&quot;:[]},&quot;ideal_row_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:150,&quot;sizes&quot;:[]},&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_laptop&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet_extra&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;overlay_background&quot;:&quot;yes&quot;,&quot;content_hover_animation&quot;:&quot;fade-in&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\"  href=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2024\/07\/016-Trafostation-Faber-E-Tec-Solarparkstation-Kompaktstation-E-Mobilitaet.webp\" title=\"016 Transformer station Faber E Tec Solar park station Compact station E Mobilitaet.webp - \" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"cd9f53c\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6OTQyMCwidXJsIjoiaHR0cHM6XC9cL2ZhYmVyLWV0ZWMuZGVcL3dwLWNvbnRlbnRcL3VwbG9hZHNcL3NpdGVzXC8zXC8yMDI0XC8wN1wvMDE2LVRyYWZvc3RhdGlvbi1GYWJlci1FLVRlYy1Tb2xhcnBhcmtzdGF0aW9uLUtvbXBha3RzdGF0aW9uLUUtTW9iaWxpdGFldC53ZWJwIiwic2xpZGVzaG93IjoiY2Q5ZjUzYyJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/elementor\/thumbs\/016-Trafostation-Faber-E-Tec-Solarparkstation-Kompaktstation-E-Mobilitaet-qrgkhpmi6rgugbalk6biw49cuf6nw56pslnzuwy45q.webp\" data-width=\"400\" data-height=\"\" aria-label=\"Open electrical compact transformer station with switchgear and control components\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\"  href=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2024\/07\/015-Trafostation-Faber-E-Tec-Solarparkstation-Kompaktstation-E-Mobilitaet.webp\" title=\"015 Transformer station Faber E Tec Solar park station Compact station E Mobilitaet.webp - \" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"cd9f53c\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6OTQxOSwidXJsIjoiaHR0cHM6XC9cL2ZhYmVyLWV0ZWMuZGVcL3dwLWNvbnRlbnRcL3VwbG9hZHNcL3NpdGVzXC8zXC8yMDI0XC8wN1wvMDE1LVRyYWZvc3RhdGlvbi1GYWJlci1FLVRlYy1Tb2xhcnBhcmtzdGF0aW9uLUtvbXBha3RzdGF0aW9uLUUtTW9iaWxpdGFldC53ZWJwIiwic2xpZGVzaG93IjoiY2Q5ZjUzYyJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/elementor\/thumbs\/015-Trafostation-Faber-E-Tec-Solarparkstation-Kompaktstation-E-Mobilitaet-qrgkhjzh1r94inish3vrh5ola3yglykbrtr2z96h72.webp\" data-width=\"400\" data-height=\"\" aria-label=\"Interior view of an electrical transformer compact station with switching and protection technology\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6acad92 elementor-widget elementor-widget-text-editor\" data-id=\"6acad92\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 data-start=\"1399\" data-end=\"1441\">Why storage is crucial now<\/h3><p>Many solar parks are slowed down economically - not because the PV system is running poorly from a technical point of view, but because external framework conditions are depressing revenues. Negative electricity prices can result in feed-in having no value at times or even causing costs. Curtailments reduce the amount of energy fed into the grid, even though the system could actually be producing. And grid restrictions further limit the room for manoeuvre. A BESS can cushion these effects by absorbing energy when feed-in is unattractive and then providing it when the market or the grid makes sense. The decisive factor here is that a storage system is not a plug-and-play add-on - grid integration and the operating strategy make all the difference.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77cae07 elementor-widget elementor-widget-image\" data-id=\"77cae07\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a  href=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/01\/836-kWh-2026-03.avif\" title=\"836 KWh 2026 03.avif - \" data-elementor-open-lightbox=\"yes\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTg2NzksInVybCI6Imh0dHBzOlwvXC9mYWJlci1ldGVjLmRlXC93cC1jb250ZW50XC91cGxvYWRzXC9zaXRlc1wvM1wvMjAyNlwvMDFcLzgzNi1rV2gtMjAyNi0wMy5hdmlmIn0%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/elementor\/thumbs\/836-kWh-2026-03-rhz83ggtxxqmfwam5u8husljd99gxqvcheqx3m0zz4.avif\" title=\"BESS battery storage for solar parks - 836 kWh | Faber E-Tec\" alt=\"Turnkey BESS battery storage system (836 kWh) for solar parks with grid integration and control cabinet - Faber E-Tec\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">BESS complete system for solar parks: 836 kWh storage including infrastructure and grid integration.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51c9af9 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"51c9af9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4de6a96 elementor-widget elementor-widget-text-editor\" data-id=\"4de6a96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>Three core services - one complete package:<\/h3><p>Faber E-Tec bundles the range into three clear modules:<\/p><ol><li><strong>Turnkey incl. infrastructure:<\/strong> From planning and delivery to commissioning - including transformer technology, medium-voltage integration and project-dependent auxiliary systems.<br \/><br \/><\/li><li><strong>Profitability forecast within 7 days<\/strong>Based on your project or inventory data, we create a customised, park-accurate forecast, typically within 7 days of receiving the complete data.<br \/><br \/><\/li><li><strong>Marketing &amp; storage trading<\/strong>On request, we can take over the marketing and operational optimisation via Faber Energy Trading - so that technology becomes a predictable operation and a reliable revenue strategy.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c1ee64b elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"c1ee64b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a6eabf elementor-widget elementor-widget-heading\" data-id=\"6a6eabf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Turnkey battery storage systems - forecast in 7 days<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-89abddc elementor-widget elementor-widget-text-editor\" data-id=\"89abddc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>Precise profitability forecast instead of standard calculation<\/h3><p>A central component of the offer is the profitability forecast. This is because every site is different: the grid structure, feed-in point, output, generation profile and curtailment situation can vary considerably. This is why Faber E-Tec does not provide a generalised model calculation, but a specific forecast for your exact solar park - based on planning data (greenfield) or real operating data (existing).<\/p><p>Typical contents of the forecast:<\/p><ul><li><strong>Memory size recommendation<\/strong> (kW\/kWh) suitable for park and objective (e.g. negative hours, curtailment, marketing)<\/li><li>Revenue and cost model incl. scenarios (conservative \/ realistic \/ ambitious)<\/li><li>Sensitivity analysis (price assumptions, utilisation strategy, technical\/network restrictions)<\/li><li>For <strong>Existing parks<\/strong>Baseline analysis and assessment of potential through storage integration<\/li><\/ul><h4>What is needed for this is deliberately kept pragmatic.<\/h4><p>For new construction\/planning, information such as location, park capacity, feed-in point or grid level, desired concept and objective is helpful. For existing parks, a single-line diagram, transformer data, MV\/LV structure and - if possible - generation\/feed-in data and information on curtailment\/negative hours are particularly valuable. It is also important to note that forecasts are simulation- and data-based; actual results depend on market prices, grid restrictions, regulatory requirements and operational management, among other things.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f248764 elementor-widget elementor-widget-image\" data-id=\"f248764\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a  href=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Container-5015.avif\" title=\"Container 5015.avif - \" data-elementor-open-lightbox=\"yes\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjE0MjIsInVybCI6Imh0dHBzOlwvXC9mYWJlci1ldGVjLmRlXC93cC1jb250ZW50XC91cGxvYWRzXC9zaXRlc1wvM1wvMjAyNlwvMDJcL0NvbnRhaW5lci01MDE1LmF2aWYifQ%3D%3D\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"432\" src=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Container-5015-768x432.avif\" class=\"attachment-medium_large size-medium_large wp-image-21422\" alt=\"BESS container from Faber E-Tec with 5,015 kWh storage capacity (visualisation)\" srcset=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Container-5015-768x432.avif 768w, https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Container-5015-300x169.avif 300w, https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Container-5015-18x10.avif 18w, https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Container-5015.avif 1004w\" sizes=\"(max-width: 768px) 100vw, 768px\" title=\"BESS Container 5,015 kWh - Faber E-Tec\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Visualisation of a BESS container from Faber E-Tec with a declared storage capacity of 5,015 kWh. The motif is suitable for visualising turnkey battery storage solutions for solar parks, including grid integration and infrastructure.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f29ef5 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4f29ef5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b4c3e5d elementor-widget elementor-widget-heading\" data-id=\"b4c3e5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">BESS solar parks<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52ed170 elementor-widget elementor-widget-heading\" data-id=\"52ed170\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Marketing incl. storage trading<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d19160 elementor-widget elementor-widget-text-editor\" data-id=\"5d19160\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A storage system only becomes truly economical when it is operated appropriately. This is why Faber E-Tec offers not only the technology but also the economic implementation: marketing, storage trading and operational optimisation can - if desired - be taken over by Faber Energy Trading. The advantage lies in the consistency: technology + strategy + marketing set-up interlock instead of responsibilities being distributed between several parties.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-93d16ee elementor-widget elementor-widget-image\" data-id=\"93d16ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t\t<a  href=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Cube-XL-836.avif\" title=\"Cube XL 836.avif - \" data-elementor-open-lightbox=\"yes\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjE0MjQsInVybCI6Imh0dHBzOlwvXC9mYWJlci1ldGVjLmRlXC93cC1jb250ZW50XC91cGxvYWRzXC9zaXRlc1wvM1wvMjAyNlwvMDJcL0N1YmUtWEwtODM2LmF2aWYifQ%3D%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"432\" src=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Cube-XL-836-768x432.avif\" class=\"attachment-medium_large size-medium_large wp-image-21424\" alt=\"BESS Cube XL from Faber E-Tec (836 kWh) - battery storage system for solar parks\" srcset=\"https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Cube-XL-836-768x432.avif 768w, https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Cube-XL-836-300x169.avif 300w, https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Cube-XL-836-18x10.avif 18w, https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2026\/02\/Cube-XL-836.avif 1004w\" sizes=\"(max-width: 768px) 100vw, 768px\" title=\"BESS Cube XL 836 kWh battery storage system - Faber E-Tec\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">BESS \u201eCube XL\u201c from Faber E-Tec with 836 kWh storage capacity. Suitable for turnkey battery storage solutions for solar parks including grid integration and infrastructure.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf67690 elementor-cta--skin-cover elementor-cta--valign-middle elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"bf67690\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/faber-etec.de\/wp-content\/uploads\/sites\/3\/2024\/11\/Trafostation-fuer-Solarparks-Solarpark-Netzanschluss-Kompaktstationen-Kompakt-Trafostationen-Transformatorkompaktstationen-1024x655.avif);\" role=\"img\" aria-label=\"Transformer station for solar park grid connection with compact station Transformer and compact transformer stations for reliable energy transmission and sustainable energy supply.\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h3 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tTransformer compact station - Fast delivery!\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\"  href=\"https:\/\/faber-etec.de\/en\/compact-station\/\" title=\"Compact station - Request compact station\">\n\t\t\t\t\t\tRequest compact station <i aria-hidden=\"true\" class=\"fas fa-angle-right\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-83d9424 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"83d9424\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fac2259 elementor-widget elementor-widget-text-editor\" data-id=\"fac2259\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2><strong>4 Concepts for new builds and retrofits<\/strong><\/h2><p>There are four storage concepts - each including infrastructure, profitability forecast and optional marketing - so that the offer is suitable for different starting situations:<\/p><ol><li>New construction as a complete solution (PV + storage + EPC + marketing) - ideal for investors and project developers.<br \/><br \/><\/li><li>Complete storage package for system installers (EPC-ready) - clear interfaces for EPCs who want to integrate the storage system as a complete package.<br \/><br \/><\/li><li>Retrofit of existing park (variant A - new medium-voltage ring) - if a new, scalable MV structure is sensible or necessary.<br \/><br \/><\/li><li>Retrofit existing park (variant B - utilise infrastructure, LV repowering) - fast, cost-efficient retrofitting by using existing transformers\/stations (if suitable) and custom-fit new LV superstructures.<br \/><br \/><\/li><\/ol><p>Faber E-Tec's vertical integration plays to its strengths in retrofitting in particular: in-house sheet metal and copper production as well as automated processes enable the rapid production of customised low-voltage solutions - ideal for reducing conversion times and continuing to use existing infrastructure in a targeted manner.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-adbf9d8 elementor-widget elementor-widget-text-editor\" data-id=\"adbf9d8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>How to get to the store<\/h2><p>The process is clearly structured:<\/p><ol><li>Define data &amp; target (new build or existing building)<br \/><br \/><\/li><li>Profitability forecast - usually within 7 days of data receipt<br \/><br \/><\/li><li>Turnkey realisation - optionally supplemented by marketing &amp; storage trading via Faber Energy Trading<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fae5921 elementor-widget elementor-widget-heading\" data-id=\"fae5921\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">FAQ: BESS, profitability &amp; marketing<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c876cf elementor-widget elementor-widget-n-accordion\" data-id=\"3c876cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6340\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6340\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> For which solar parks does a battery energy storage system (BESS) make sense? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6340\" class=\"elementor-element elementor-element-af09f05 e-con-full e-flex e-con e-child\" data-id=\"af09f05\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ab4e565 elementor-widget elementor-widget-text-editor\" data-id=\"ab4e565\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"32\" data-end=\"332\">For new and existing solar parks - especially when negative price hours, curtailments or grid restrictions limit revenues or when additional revenue options are to be developed through optimised operation.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6341\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6341\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What exactly does \u201eturnkey\u201c mean at Faber E-Tec? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6341\" class=\"elementor-element elementor-element-eb4ad79 e-con-full e-flex e-con e-child\" data-id=\"eb4ad79\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-57ea2ff elementor-widget elementor-widget-text-editor\" data-id=\"57ea2ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>We not only supply the storage system, but also the complete system including engineering, transformer technology, medium-voltage integration, LV components (depending on the project), busbar cabinets, cabling\/ancillary systems as well as commissioning and handover - with clear interfaces and a single point of contact.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6342\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6342\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> How quickly do we receive the profitability forecast? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6342\" class=\"elementor-element elementor-element-41ac441 e-con-full e-flex e-con e-child\" data-id=\"41ac441\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-faab35d elementor-widget elementor-widget-text-editor\" data-id=\"faab35d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Usually within 7 days, as soon as all the necessary project and inventory data is available.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6343\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6343\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What is typically included in the profitability forecast? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6343\" class=\"elementor-element elementor-element-2d72db2 e-con-full e-flex e-con e-child\" data-id=\"2d72db2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-07f0619 elementor-widget elementor-widget-text-editor\" data-id=\"07f0619\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A park-specific design (kW\/kWh), a revenue and cost model with scenarios (e.g. conservative\/realistic\/ambitious), a sensitivity analysis and - for existing parks - a baseline analysis and the potential through storage integration.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6344\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6344\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What data do you need for new construction projects (greenfield)? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6344\" class=\"elementor-element elementor-element-f7d6bdc e-con-full e-flex e-con e-child\" data-id=\"f7d6bdc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b03bb68 elementor-widget elementor-widget-text-editor\" data-id=\"b03bb68\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Typical criteria are location, parking capacity, feed-in point\/grid level, desired concept and the objective (e.g. avoidance of negative hours, curtailment management, marketing).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6345\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"6\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6345\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What documents do you need for existing parks (retrofit)? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6345\" class=\"elementor-element elementor-element-0726086 e-con-full e-flex e-con e-child\" data-id=\"0726086\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1d15fe6 elementor-widget elementor-widget-text-editor\" data-id=\"1d15fe6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ideally a single-line diagram, transformer data, information on the MV\/LV structure and - if possible - generation\/feed-in data as well as information on curtailment and negative price hours.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6346\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"7\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6346\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Can existing transformers and stations continue to be used? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"fas fa-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6346\" class=\"elementor-element elementor-element-1a22fa0 e-con-full e-flex e-con e-child\" data-id=\"1a22fa0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6840c55 elementor-widget elementor-widget-text-editor\" data-id=\"6840c55\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Often yes - if the existing infrastructure is suitable. We check the technical suitability and, if necessary, can implement LV repowering with customised LV distributors\/plates from our own production.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d33f36f elementor-align-center elementor-widget__width-auto elementor-widget elementor-widget-button\" data-id=\"d33f36f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\"  href=\"https:\/\/faber-etec.de\/en\/faq\/\" title=\"Faq - FAQs: Questions &amp; Answers\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-angle-right\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">FAQs: Questions &amp; Answers<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Negative price hours, curtailments and grid restrictions are depressing many solar park yields - turnkey battery energy storage systems (BESS) make revenues controllable again and create new marketing potential.<\/p>","protected":false},"author":2,"featured_media":18681,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[75,34],"class_list":["post-21488","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-bess","tag-solarpark"],"acf":[],"_links":{"self":[{"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/posts\/21488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/comments?post=21488"}],"version-history":[{"count":14,"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/posts\/21488\/revisions"}],"predecessor-version":[{"id":21515,"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/posts\/21488\/revisions\/21515"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/media\/18681"}],"wp:attachment":[{"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/media?parent=21488"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/categories?post=21488"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/faber-etec.de\/en\/wp-json\/wp\/v2\/tags?post=21488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}