{"product_id":"fox-ess-ecs-battery-cm4000-4kwh","title":"Fox ESS ECS4000 Battery CM4000 | Master LFP Stackable Batteries With Full Capacity 3.975kWh","description":"\u003cp\u003eThe \u003cstrong data-start=\"4\" data-end=\"14\"\u003eCM4000\u003c\/strong\u003e is the controller module in the modular \u003cstrong data-start=\"55\" data-end=\"66\"\u003eECS4000\u003c\/strong\u003e battery system. It comes paired with CS4000 slave modules to form high-voltage battery stacks.\u003c\/p\u003e\n\u003ch3 data-end=\"1190\" data-start=\"1145\"\u003eFeatures\u003c\/h3\u003e\n\u003cp data-end=\"3194\" data-start=\"3119\"\u003eThe \u003cstrong data-end=\"3141\" data-start=\"3123\"\u003eFOX ECS CM4000\u003c\/strong\u003e, as part of the scalable \u003cstrong data-end=\"3178\" data-start=\"3167\"\u003eECS4000\u003c\/strong\u003e lineup, offers:\u003c\/p\u003e\n\u003cul data-end=\"3554\" data-start=\"3196\"\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"3221\" data-start=\"3198\"\u003eModular scalability\u003c\/strong\u003e: Build systems from ~4 kWh up to ~28 kWh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"3305\" data-start=\"3267\"\u003eHigh-performance LiFePO₄ chemistry\u003c\/strong\u003e: Long life, safe, stable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"3360\" data-start=\"3335\"\u003eEfficient \u0026amp; certified\u003c\/strong\u003e: \u0026gt;95% round-trip efficiency, UL\/IP65 rated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"3425\" data-start=\"3408\"\u003ePlug-and-play\u003c\/strong\u003e: Easy installation with CAN communication and LED indicators\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"3505\" data-start=\"3491\"\u003eDurability\u003c\/strong\u003e: Outdoor-rated, 6000+ cycles, 12.5-year warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3 data-end=\"1190\" data-start=\"1145\"\u003eSystem Configurations (ECS4000 Series)\u003c\/h3\u003e\n\u003cdiv class=\"_tableContainer_16hzy_1\"\u003e\n\u003cdiv class=\"_tableWrapper_16hzy_14 group flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" data-end=\"2263\" data-start=\"1192\"\u003e\n\u003cthead data-end=\"1276\" data-start=\"1192\"\u003e\n\u003ctr data-end=\"1276\" data-start=\"1192\"\u003e\n\u003cth data-col-size=\"sm\" data-end=\"1216\" data-start=\"1192\"\u003eModules (1 CM + N CS)\u003c\/th\u003e\n\u003cth data-col-size=\"sm\" data-end=\"1233\" data-start=\"1216\"\u003eCapacity (kWh)\u003c\/th\u003e\n\u003cth data-col-size=\"sm\" data-end=\"1255\" data-start=\"1233\"\u003eNominal Voltage (V)\u003c\/th\u003e\n\u003cth data-col-size=\"sm\" data-end=\"1276\" data-start=\"1255\"\u003eVoltage Range (V)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"2263\" data-start=\"1363\"\u003e\n\u003ctr data-end=\"1506\" data-start=\"1363\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1416\" data-start=\"1363\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eH2 (1 + 1)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-end=\"1433\" data-start=\"1416\" data-col-size=\"sm\"\u003e7.95\u003c\/td\u003e\n\u003ctd data-end=\"1456\" data-start=\"1433\" data-col-size=\"sm\"\u003e115.2\u003c\/td\u003e\n\u003ctd data-end=\"1506\" data-start=\"1456\" data-col-size=\"sm\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e97.2–131.4\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1649\" data-start=\"1507\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1560\" data-start=\"1507\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eH3 (1 + 2)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-end=\"1577\" data-start=\"1560\" data-col-size=\"sm\"\u003e11.9\u003c\/td\u003e\n\u003ctd data-end=\"1600\" data-start=\"1577\" data-col-size=\"sm\"\u003e172.8\u003c\/td\u003e\n\u003ctd data-end=\"1649\" data-start=\"1600\" data-col-size=\"sm\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e145.8–197.1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1792\" data-start=\"1650\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1703\" data-start=\"1650\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eH4 (1 + 3)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-end=\"1720\" data-start=\"1703\" data-col-size=\"sm\"\u003e15.9\u003c\/td\u003e\n\u003ctd data-end=\"1743\" data-start=\"1720\" data-col-size=\"sm\"\u003e230.4\u003c\/td\u003e\n\u003ctd data-end=\"1792\" data-start=\"1743\" data-col-size=\"sm\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e194.4–262.8\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1937\" data-start=\"1793\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1846\" data-start=\"1793\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eH5 (1 + 4)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1863\" data-start=\"1846\"\u003e19.9\u003c\/td\u003e\n\u003ctd data-end=\"1886\" data-start=\"1863\" data-col-size=\"sm\"\u003e288\u003c\/td\u003e\n\u003ctd data-end=\"1937\" data-start=\"1886\" data-col-size=\"sm\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e243–328.5\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2080\" data-start=\"1938\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"1991\" data-start=\"1938\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eH6 (1 + 5)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-end=\"2008\" data-start=\"1991\" data-col-size=\"sm\"\u003e23.8\u003c\/td\u003e\n\u003ctd data-end=\"2031\" data-start=\"2008\" data-col-size=\"sm\"\u003e345.6\u003c\/td\u003e\n\u003ctd data-end=\"2080\" data-start=\"2031\" data-col-size=\"sm\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e291.6–394.2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2263\" data-start=\"2081\"\u003e\n\u003ctd data-col-size=\"sm\" data-end=\"2134\" data-start=\"2081\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003eH7 (1 + 6)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd data-end=\"2151\" data-start=\"2134\" data-col-size=\"sm\"\u003e27.8\u003c\/td\u003e\n\u003ctd data-end=\"2174\" data-start=\"2151\" data-col-size=\"sm\"\u003e403.2\u003c\/td\u003e\n\u003ctd data-end=\"2222\" data-start=\"2174\" data-col-size=\"sm\"\u003e\u003cspan class=\"relative -mx-px my-[-0.2rem] rounded px-px py-[0.2rem] transition-colors duration-100 ease-in-out\"\u003e340.2–459.9\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-start=\"2813\" data-end=\"2829\"\u003eUse Cases\u003c\/h3\u003e\n\u003cul data-start=\"2831\" data-end=\"3097\"\u003e\n\u003cli data-start=\"2831\" data-end=\"2887\"\u003e\n\u003cstrong data-start=\"2833\" data-end=\"2855\"\u003eResidential backup \u003c\/strong\u003eand time-of-use load shifting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"2890\" data-end=\"2928\"\u003eOff-grid or grid-connected systems\u003c\/strong\u003e with Fox ESS H1 inverters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"2959\" data-end=\"2986\"\u003eScalable energy storage\u003c\/strong\u003e: Start small and expand up to ~27.8 kWh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"3031\" data-end=\"3066\"\u003eOutdoor or indoor installations\u003c\/strong\u003e for homes and small businesses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003e\u003cstrong\u003eShipping and Packaging\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eThe battery can only ship via freight truck\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e\u003cstrong\u003eDownload\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDatasheet\u003cbr\u003e\u003cspan style=\"color: #2b00ff;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0740\/6501\/9155\/files\/US-ESC4000-US-Mainland-0612.pdf?v=1687477883\" title=\"FoxESS ECS Battery Datasheet\" style=\"color: #2b00ff;\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eFoxESS ECS4000 Datasheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eUser Manual \u0026amp; Installation Guide\u003cbr\u003e\u003cspan style=\"color: #2b00ff;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0740\/6501\/9155\/files\/USA-ECS4000-Manual-V1.1.pdf?v=1687479045\" title=\"FOXESS BATTERY user manual\" style=\"color: #2b00ff;\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eFoxESS ECS4000 User Manual\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #2b00ff;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0740\/6501\/9155\/files\/USA-ECS4000-Guide-V1.1.pdf?v=1687479644\" title=\"FOXESS Battery Installation quick guide\" style=\"color: #2b00ff;\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003eFoxESS ECS4000 Installation Quick Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #2b00ff;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0740\/6501\/9155\/files\/ECS4000-UL-9540A.pdf?v=1687480152\" title=\"FOXESS ECS Battery 9540A Certification\" style=\"color: #2b00ff;\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003eFox ECS4000-UL-9540A\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eHUB \u0026amp;WiFi\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #2b00ff;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0740\/6501\/9155\/files\/US-FOX-HUB-G2-Datasheet-0616.pdf?v=1687477884\" title=\"FOXESS Smart hub datasheet\" style=\"color: #2b00ff;\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003eFox Hub-G2 Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #2b00ff;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0740\/6501\/9155\/files\/smart-wifi-Datasheet-3.23.pdf?v=1687477885\" title=\"FOXESS SMART WIFI DATASHEET\" style=\"color: #2b00ff;\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003eFox Smart WiFi Datasheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: #2b00ff;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0740\/6501\/9155\/files\/web-FoxESSCloud-English-User-Manual.pdf?v=1687479044\" title=\"FOXESS FoxESSCloud User Manual\" style=\"color: #2b00ff;\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003eFoxESS Cloud User Manual\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003eAbout FOX ESS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eFOX ESS is a leading provider of advanced energy storage solutions that empower customers to optimize their energy usage, reduce their carbon footprint, and enhance their energy independence. Founded in 2016, 15% of FOX ESS staff are engineers with a core R\u0026amp;D center base in Shang Hai. FOX ESS has developed a wide range of energy storage products and services that cater to the needs of various industries, including residential-use, utilities, commercial and industrial customers. \u003cmeta charset=\"utf-8\"\u003eFOX ESS is committed to delivering innovative, reliable, and cost-effective energy storage solutions that meet the evolving needs of the energy market. With a global team of experienced engineers and energy experts, the primary markets of  FOX ESS include Germany, Italy, the UK, Brazil, Poland, and the US. \u003c\/span\u003e\u003c\/p\u003e","brand":"Fox ESS","offers":[{"title":"Default Title","offer_id":51963745435923,"sku":"S-FOXCM4000-US","price":1667.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/6501\/9155\/files\/CM4000_88bc2370-5d4e-49c1-a154-5625fa662162.jpg?v=1750862992","url":"https:\/\/www.self2solar.com\/products\/fox-ess-ecs-battery-cm4000-4kwh","provider":"self2solar","version":"1.0","type":"link"}