{"product_id":"bigbattery-ethos-ess-15-36kwh-3-modules-with-eg4-18kpv-hybrid-inverter","title":"BigBattery ETHOS ESS 15.36kWh (3 Modules) with EG4 18kPV Hybrid Inverter","description":"\u003cp data-start=\"290\" data-end=\"833\"\u003eThe \u003cstrong data-start=\"294\" data-end=\"342\"\u003eBigBattery ETHOS Energy Storage System (ESS)\u003c\/strong\u003e with \u003cstrong data-start=\"348\" data-end=\"409\"\u003e1× EG4 18kPV Hybrid Inverter and 3× ETHOS battery modules\u003c\/strong\u003e delivers a powerful and scalable solar energy storage solution for residential installations. With \u003cstrong data-start=\"509\" data-end=\"549\"\u003e15.36kWh of LiFePO4 battery capacity\u003c\/strong\u003e, this system stores excess solar energy for nighttime use, grid outages, and improved energy independence. The integrated \u003cstrong data-start=\"672\" data-end=\"701\"\u003eEG4 18kPV hybrid inverter\u003c\/strong\u003e supports up to \u003cstrong data-start=\"717\" data-end=\"743\"\u003e18kW of solar PV input\u003c\/strong\u003e and provides \u003cstrong data-start=\"757\" data-end=\"786\"\u003e12kW continuous AC output\u003c\/strong\u003e, making it ideal for whole-home solar systems.\u003c\/p\u003e\n\u003cp data-start=\"835\" data-end=\"1356\"\u003eDesigned for reliability and safety, the ETHOS battery platform uses \u003cstrong data-start=\"904\" data-end=\"950\"\u003eLithium Iron Phosphate (LiFePO4) chemistry\u003c\/strong\u003e with an advanced battery management system for long cycle life and stable operation. The system is certified to \u003cstrong data-start=\"1063\" data-end=\"1112\"\u003eUL9540, UL9540A, UL1973, and UN38.3 standards\u003c\/strong\u003e, ensuring compliance with modern energy storage safety requirements. With seamless grid-tied functionality, fast transfer switching, and smart communication capabilities, this ETHOS ESS provides dependable solar power storage for modern homes.\u003c\/p\u003e\n\u003ch3 data-end=\"3846\" data-start=\"3829\" data-section-id=\"1m8mqxq\"\u003eWhat’s Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"ak8e46\" data-start=\"3171\" data-end=\"3213\"\u003e1× EG4 18kPV Hybrid Solar Inverter\u003c\/li\u003e\n\u003cli data-section-id=\"lah934\" data-start=\"3214\" data-end=\"3254\"\u003e3× ETHOS LiFePO4 Battery Modules\u003c\/li\u003e\n\u003cli data-section-id=\"xptd95\" data-start=\"3255\" data-end=\"3283\"\u003e1× ETHOS Control Box\u003c\/li\u003e\n\u003cli data-section-id=\"7q6kzp\" data-start=\"3284\" data-end=\"3310\"\u003e1× ETHOS Rack Base\u003c\/li\u003e\n\u003cli data-section-id=\"1370adi\" data-start=\"3311\" data-end=\"3345\"\u003ePower and communication cables\u003c\/li\u003e\n\u003cli data-section-id=\"1n2gr2e\" data-start=\"3346\" data-end=\"3374\"\u003eInstallation documentation\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eBigBattery ETHOS Energy Storage System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003e1× EG4 18kPV + 3× ETHOS Battery Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Battery Capacity\u003c\/td\u003e\n\u003ctd\u003e15.36kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Chemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4 (Lithium Iron Phosphate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Voltage\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Battery Voltage\u003c\/td\u003e\n\u003ctd\u003e51.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd\u003e300Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Continuous Discharge\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Discharge Current\u003c\/td\u003e\n\u003ctd\u003e300A (5 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInverter Model\u003c\/td\u003e\n\u003ctd\u003eEG4 18kPV Hybrid Inverter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Output Power\u003c\/td\u003e\n\u003ctd\u003e12kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Solar PV Input\u003c\/td\u003e\n\u003ctd\u003e18kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Output Voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240V Split Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT Trackers\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Voltage Range\u003c\/td\u003e\n\u003ctd\u003e100–600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransfer Time\u003c\/td\u003e\n\u003ctd\u003e10–20 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eCANBus \/ RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP65 \/ NEMA 4X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL9540, UL9540A, UL1973, UN38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Warranty\u003c\/td\u003e\n\u003ctd\u003e12 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eEG4 WallMount Indoor Battery: 10-Year EG4 Manufacturer Warranty\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/ETHOS-NEW-SpecSheet-1.5-BatteryCB.pdf?v=1773300964\" target=\"_blank\"\u003e\u003cspan\u003eSpec Sheet\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/White-Cover-ETHOS-BATTERY-USER-MANUAL-4.pdf?v=1773300968\" target=\"_blank\"\u003e\u003cspan\u003eUser Manual\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/SDS_BigBattery_LFP-1.pdf?v=1773301002\" target=\"_blank\"\u003e\u003cspan\u003eSafety Data Sheet\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/UL9540A-Certificate-1.pdf?v=1773301116\" target=\"_blank\"\u003e\u003cspan\u003eUL9540A Certificate\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/UL1973-ETHOS.pdf?v=1773301133\" target=\"_blank\"\u003e\u003cspan\u003eUL1973 Certificate\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/48V-ETHOS-DOC-UN38.3.pdf?v=1773301182\"\u003e\u003cspan\u003eUN38.3 Certificate\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInverter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/EG4-18KPV-12LV-Spec-Sheet.pdf?v=1773413842\" target=\"_blank\"\u003e\u003cspan\u003eSpec Sheet\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/EG4-18KPV-12LV-Manual-1.pdf?v=1773413884\" target=\"_blank\"\u003e\u003cspan\u003eUser Manual\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/EG4-18KPV-12LV-Certification.pdf?v=1773413860\" target=\"_blank\"\u003e\u003cspan\u003eUL 1741 Certificate\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/RSD-Initiator-Install-Instructions-EG4-18kPV-Version-1-External.pdf?v=1773413904\" target=\"_blank\"\u003e\u003cspan\u003eRapid Shut Down Wiring Guide\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BigBattery","offers":[{"title":"Default Title","offer_id":47652672864468,"sku":"K0955","price":9275.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/0822\/9588\/files\/15-kWh-x3-Batteries-KIT0955-V2.png?v=1773549226","url":"https:\/\/sitereadysupply.com\/products\/bigbattery-ethos-ess-15-36kwh-3-modules-with-eg4-18kpv-hybrid-inverter","provider":"Site Ready Supply","version":"1.0","type":"link"}