{"product_id":"ecoflow-power-ocean-5kwh-lfp-expansion-battery","title":"EcoFlow Power Ocean 5kWh LFP Expansion Battery","description":"\u003cdiv class=\"product-section\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eEcoFlow Power Ocean 5kWh LFP Expansion Battery\u003c\/strong\u003e is a high-voltage lithium iron phosphate (LFP) battery module designed to expand EcoFlow Power Ocean hybrid inverter systems, providing additional storage capacity for residential solar self-consumption and backup power.\u003c\/p\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThis 5.12kWh expansion battery connects seamlessly to the Power Ocean inverter and base battery, enabling scalable storage from 5kWh up to 15kWh on single-phase systems. Featuring 800V high-voltage architecture and integrated fire prevention, it delivers high efficiency, safety and long cycle life in a compact, IP65-rated module suitable for indoor\/outdoor installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play expansion:\u003c\/strong\u003e Auto-detects and integrates with Power Ocean inverter + base battery systems without additional configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-voltage 800V design:\u003c\/strong\u003e Optimised for Power Ocean hybrid inverters with independent DC-DC converters for maximum efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced safety:\u003c\/strong\u003e Integrated Aerosol Fire Suppression System (AFSS), cell-level monitoring and thermal runaway prevention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePassive cooling:\u003c\/strong\u003e Completely fanless operation for silent performance and zero maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong cycle life:\u003c\/strong\u003e \u0026gt;6000 cycles at 95% DoD with 15-year warranty when used in approved configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart connectivity:\u003c\/strong\u003e Full integration with EcoFlow app for energy monitoring, tariff optimisation and VPP participation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 5.12kWh nominal (4.86kWh usable at 95% DoD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery chemistry:\u003c\/strong\u003e Lithium iron phosphate (LFP).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal voltage:\u003c\/strong\u003e 800V DC (720–960V operating range).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax charge\/discharge current:\u003c\/strong\u003e 10A continuous.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax efficiency:\u003c\/strong\u003e \u0026gt;98% round-trip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of discharge:\u003c\/strong\u003e 95%.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle life:\u003c\/strong\u003e \u0026gt;6000 cycles (25°C, 95% DoD).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e Charge 0–50°C, discharge −20–50°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e CANBUS for seamless inverter integration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePhysical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × D × H):\u003c\/strong\u003e 680mm × 183mm × 452mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet weight:\u003c\/strong\u003e 59.2kg.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection rating:\u003c\/strong\u003e IP65 (fully outdoor rated).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Wall-mount or floor-standing (stackable).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e Passive (fanless).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, IEC62619, UN38.3, G98\/G99 compliant.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSystem \u0026amp; Application Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Power Ocean 3.6kW\/6kW \u003cstrong\u003esingle-phase \u003c\/strong\u003ehybrid inverters only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion capacity:\u003c\/strong\u003e Up to 3 x 5kWh batteries total (15kWh maximum single-phase).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Stackable design with auto-locking connectors; professional installation recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Residential solar storage expansion, time-of-use optimisation, outage backup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart features:\u003c\/strong\u003e Octopus Agile tariff integration, remote monitoring, VPP\/grid services ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 15 years (when used with Power Ocean inverter system).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"EcoFlow","offers":[{"title":"Default Title","offer_id":63000320770397,"sku":"EF-BD-5.1-S1","price":1595.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/EcoFlowPowerOcean5kWhLFPBattery.webp?v=1767171315","url":"https:\/\/qualityheating.co.uk\/products\/ecoflow-power-ocean-5kwh-lfp-expansion-battery","provider":"AIZO Quality Heating","version":"1.0","type":"link"}