{"title":"Bluetti Expansion Batteries","description":"\u003cp\u003eBLUETTI expansion battery takes your solar power generator to the next level by providing greater power capacity. Perfect for long trips or extended blackouts.\u003c\/p\u003e","products":[{"product_id":"bluetti-b300k-expansion-battery-2-764-8wh","title":"BLUETTI B300K Expansion Battery | 2,764.8Wh","description":"\u003cp\u003eThe BLUETTI B300K is a 2,764.8Wh LiFePO4 expansion battery designed to add capacity to compatible BLUETTI power stations, including the Apex 300 (up to 58kWh total when stacked), AC200L, AC200MAX, AC300, and AC500 (with an additional cable, sold separately). It uses automotive-grade battery cells with AI-BMS management, a rugged aluminum casing, and active cooling, and includes a built-in USB-A port so it can charge small devices even as a standalone unit. Rated for 6,000+ cycles to 80% capacity, it's built for long-term daily use or extended backup during outages.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2,764.8Wh Capacity, 6,000+ Life Cycles:\u003c\/strong\u003e Built for daily power needs or extended outage backup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive-Grade LiFePO4 Battery:\u003c\/strong\u003e Extended lifespan and enhanced safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless Compatibility:\u003c\/strong\u003e Integrates with Apex 300, AC200L, AC200MAX, AC300, and AC500 (AC500 requires a separate P090D to P150D cable).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximize Your Power:\u003c\/strong\u003e Expand up to 58kWh total when connected with Apex 300.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charging:\u003c\/strong\u003e Paired with AC300 or AC500, charges to 80% in about 45 minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandalone Power Source:\u003c\/strong\u003e Built-in USB-A port for charging small devices directly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3+1 Year Warranty:\u003c\/strong\u003e Extendable by registering the product.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"width: 99.9397%; height: 125.466px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 15.6833px;\"\u003e\n\u003ctd style=\"width: 31.831%; height: 15.6833px;\"\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd style=\"width: 62.1932%; height: 15.6833px;\"\u003e2,764.8Wh (51.2V, 54Ah)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 15.6833px;\"\u003e\n\u003ctd style=\"width: 31.831%; height: 15.6833px;\"\u003eBattery Type\u003c\/td\u003e\n\u003ctd style=\"width: 62.1932%; height: 15.6833px;\"\u003eLiFePO4 (Lithium Iron Phosphate), automotive-grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 15.6833px;\"\u003e\n\u003ctd style=\"width: 31.831%; height: 15.6833px;\"\u003eCycle Life\u003c\/td\u003e\n\u003ctd style=\"width: 62.1932%; height: 15.6833px;\"\u003e6,000+ cycles to 80% capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 15.6833px;\"\u003e\n\u003ctd style=\"width: 31.831%; height: 15.6833px;\"\u003eUSB-A Port\u003c\/td\u003e\n\u003ctd style=\"width: 62.1932%; height: 15.6833px;\"\u003e12W max, 5V\/2.4A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 15.6833px;\"\u003e\n\u003ctd style=\"width: 31.831%; height: 15.6833px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 62.1932%; height: 15.6833px;\"\u003e29.5 kg (65.04 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 15.6833px;\"\u003e\n\u003ctd style=\"width: 31.831%; height: 15.6833px;\"\u003eDimensions (L x W x H)\u003c\/td\u003e\n\u003ctd style=\"width: 62.1932%; height: 15.6833px;\"\u003e52.5 x 32.7 x 20.9 cm (20.67 x 12.87 x 8.23 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 15.6833px;\"\u003e\n\u003ctd style=\"width: 31.831%; height: 15.6833px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"width: 62.1932%; height: 15.6833px;\"\u003e3+1 years (extendable with registration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 15.6833px;\"\u003e\n\u003ctd style=\"width: 31.831%; height: 15.6833px;\"\u003eCompatible Power Stations\u003c\/td\u003e\n\u003ctd style=\"width: 62.1932%; height: 15.6833px;\"\u003eApex 300, AC200L, AC200MAX, AC300, AC500*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e*AC500 compatibility requires a separate P090D to P150D cable, sold separately.\u003c\/p\u003e\n\u003ch2\u003eIn the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eB300K Expansion Battery x 1\u003c\/li\u003e\n\u003cli\u003eBattery Connection Cable (CA90) x 1\u003c\/li\u003e\n\u003cli\u003eUser Manual x 1\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bluetti","offers":[{"title":"Default Title","offer_id":47108236279981,"sku":null,"price":1199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/3175\/6717\/files\/bluetti-b300k-expansion-battery-27648wh-7068287.webp?v=1785512352"},{"product_id":"bluetti-bluecell-200-expansion-battery-2-016wh","title":"BLUETTI BlueCell 200 Expansion Battery | 2,016Wh","description":"\u003cp\u003eThe BLUETTI BlueCell 200 is a 2,016Wh LiFePO4 expansion battery designed specifically for the FridgePower backup system. It's not a standalone power station — it plugs into an existing FridgePower unit to extend runtime and total capacity. Up to three BlueCell 200 units can be daisy-chained with a FridgePower for a combined 8,064Wh, enough for roughly four days of refrigerator backup during an extended outage. It shares FridgePower's ultra-slim 75mm profile so it can be mounted or stacked in the same tight spaces.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2,016Wh Capacity:\u003c\/strong\u003e Adds a full day of typical fridge runtime per unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Slim 75mm Design:\u003c\/strong\u003e Matches FridgePower's footprint for easy stacking or mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpandable:\u003c\/strong\u003e Daisy-chain up to 3 units with FridgePower for up to 8,064Wh total (about 4 days of backup).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-Play:\u003c\/strong\u003e Designed as a modular add-on, no separate installation process.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd\u003e2,016Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Output (Discharging)\u003c\/td\u003e\n\u003ctd\u003e1,800W continuous, 120V\/60Hz; 3,600W surge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Charging\u003c\/td\u003e\n\u003ctd\u003e1,440W max, 120V\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Charging (XT60)\u003c\/td\u003e\n\u003ctd\u003e1,000W max, 12–60V, 20A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 40°C \/ 32°F to 104°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDischarging Temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C to 40°C \/ -4°F to 104°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~19.7 kg (43.43 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L x W x H)\u003c\/td\u003e\n\u003ctd\u003e580 x 350 x 75 mm (78mm with foot pads) \/ 22.83 x 13.78 x 2.95 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eBLUETTI FridgePower only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Bluetti","offers":[{"title":"Default Title","offer_id":47160447205549,"sku":"P-BLC200-UA-GW-ID-10","price":849.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/3175\/6717\/files\/bluetti-bluecell-200-expansion-battery-2016wh-9736921.webp?v=1785843726"},{"product_id":"bluetti-b4810-lifepo4-battery-51-2v-100ah","title":"BLUETTI B4810 LiFePO4 Battery | 51.2V, 100Ah","description":"\u003cp\u003eThe BLUETTI B4810 is a 51.2V, 100Ah (5,120Wh) LiFePO4 deep cycle battery designed to power RVs, boats, and off-grid systems — it's the compatible battery for the BLUETTI RV5 power hub. Built with self-heating technology, it can charge safely even below freezing. It's rated for 6,000+ cycles at 70% capacity retention, and battery level, voltage, and temperature can be tracked remotely via Bluetooth through the BLUETTI app.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e51.2V, 100Ah Capacity:\u003c\/strong\u003e 5,120Wh of LiFePO4 storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Heating Technology:\u003c\/strong\u003e Charges safely even below 0°C (32°F).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Cycle Life:\u003c\/strong\u003e 6,000+ cycles at 70% capacity retention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Monitoring:\u003c\/strong\u003e Track battery level, voltage, and temperature via the BLUETTI app over Bluetooth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Build:\u003c\/strong\u003e IP65-rated for RV, marine, and off-grid use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage \/ Capacity\u003c\/td\u003e\n\u003ctd\u003e51.2V, 100Ah (5,120Wh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eLiFePO4 (Lithium Iron Phosphate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle Life\u003c\/td\u003e\n\u003ctd\u003e6,000+ cycles at 70% capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Charge Current\u003c\/td\u003e\n\u003ctd\u003e50A (100A max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Discharge Current\u003c\/td\u003e\n\u003ctd\u003e100A continuous; 200A peak (30 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~101.4 lbs (46 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress Protection\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature (Charge\/Discharge)\u003c\/td\u003e\n\u003ctd\u003e-20°C to 55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eBluetooth (BLUETTI app)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eBLUETTI RV5 power hub\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Bluetti","offers":[{"title":"Default Title","offer_id":47167891177645,"sku":"P-B4810-UN-GB-BL-ID-010\/P-B4810-UN-GB-BL-010","price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/3175\/6717\/files\/bluetti-b4810-lifepo4-battery-512v-100ah-2340023.webp?v=1785926655"}],"url":"https:\/\/footloosesolar.com\/collections\/bluetti-expansion-batteries.oembed","provider":"Footloose Solar","version":"1.0","type":"link"}