{"product_id":"endurenergy-esp-bu15-15-36kwh-pack-bms","title":"EndurEnergy Residential Storage Product - 15.36 kWh - Pack \u0026 BMS ESP-BU15","description":"\u003ch2\u003eEndurEnergy ESP-BU15 — 15.36 kWh Battery Pack + BMS (LFP, 51.2 V)\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s included:\u003c\/strong\u003e Outdoor-rated enclosure with integrated \u003cstrong\u003eBMS\u003c\/strong\u003e and \u003cstrong\u003e3 × ESP-5100\u003c\/strong\u003e LiFePO₄ battery packs (5.12 kWh each) wired in parallel.\u003c\/p\u003e\n\u003ch2\u003eWhy ESP-BU15\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e15.36 kWh usable class\u003c\/strong\u003e (3 × 5.12 kWh LFP modules) with long life (\u0026gt;6,000 cycles @ recommended DoD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutdoor-ready IP55\u003c\/strong\u003e steel enclosure; compact footprint for wall or pad installs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosed-loop capable\u003c\/strong\u003e with popular\u003ca href=\"https:\/\/www.portlandiaelectric.supply\/collections\/hybrid-inverters\" target=\"_blank\" title=\"\" rel=\"noopener\"\u003e hybrid inverters\u003c\/a\u003e (e.g., Sol-Ark), plus robust BMS safety \u0026amp; monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-year warranty\u003c\/strong\u003e and up to \u003cstrong\u003e97% round-trip efficiency\u003c\/strong\u003e (per module datasheet).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Specs\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eEnergy\u003c\/th\u003e\n\u003ctd\u003e15.36 kWh (3 × 5.12 kWh ESP-5100)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChemistry\u003c\/th\u003e\n\u003ctd\u003eLithium Iron Phosphate (LFP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal \/ Working Voltage\u003c\/th\u003e\n\u003ctd\u003e51.2 V \/ 48–56 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003ctd\u003e300 Ah (parallel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRound-Trip Efficiency\u003c\/th\u003e\n\u003ctd\u003eUp to 97% (module spec)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCycle life\u003c\/th\u003e\n\u003ctd\u003e~6,000 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure rating\u003c\/th\u003e\n\u003ctd\u003eIP55 (outdoor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (L × W × H)\u003c\/th\u003e\n\u003ctd\u003e22.3″ × 5.7″ × 64.0″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e≈ 359.5 lb (163 kg) assembled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompliance\u003c\/th\u003e\n\u003ctd\u003eUL 9540 \/ UL 1973 (per product docs status)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eDocuments \u0026amp; Product Pages\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/media.unboundsolar.com\/app\/uploads\/media\/2023\/02\/02091118\/1000030620-20EndurEnergy20EverSure20BU1520Battery20System20with20Enclosure20and202832920LFP20battery20packs2C2015.3620kWh20Specifications.pdf\" target=\"_blank\" rel=\"noopener\"\u003eESP-BU15 Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/endurenergy.com\/esp-bu15-2\/\" target=\"_blank\" rel=\"noopener\"\u003eEndurEnergy — ESP-BU15 product page\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/s3.amazonaws.com\/ecodirect_docs\/Endure-Energy\/updated-7-23\/Endure-Energy-DataSheet_ESP-5100.pdf\" target=\"_blank\" rel=\"noopener\"\u003eESP-5100 Module Datasheet (5.12 kWh)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EndurEnergy","offers":[{"title":"Default Title","offer_id":42990150910086,"sku":"PES-SPS-SIV-0840","price":11516.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/5188\/6982\/files\/10000306_1_EndurEnergy20EverSure20BU1520Battery20System20with20Enclosure20and202832920LFP20battery20packs2C2015.3620kWh.png?v=1765722367","url":"https:\/\/www.portlandiaelectric.supply\/products\/endurenergy-esp-bu15-15-36kwh-pack-bms","provider":"Portlandia Electric Supply","version":"1.0","type":"link"}