{"product_id":"bluetti-b300k2-expansion-battery-2764-8wh-battery-for-apex-300","title":"BLUETTI B300K2 Expansion Battery | 2764.8Wh | Battery For Apex 300","description":"\u003cp data-end=\"388\" data-start=\"88\"\u003eThe BLUETTI B300K2 Expansion Battery is designed to extend the energy capacity of compatible BLUETTI power stations, including the AC300, AC500, and APEX 300 models. It provides an additional 2,764.8Wh of storage, supporting a wide range of energy needs from daily use to backup power during outages.\u003c\/p\u003e\n\u003cp data-end=\"686\" data-start=\"390\"\u003eWith its integrated USB-A output, the unit can also function independently to charge small devices such as smartphones, tablets, and other USB-powered equipment. The stackable design allows for flexible system expansion, enabling users to scale their energy setup according to their requirements.\u003c\/p\u003e\n\u003cp data-end=\"929\" data-start=\"688\"\u003eThe battery uses LiFePO₄ (Lithium Iron Phosphate) technology, offering long cycle life and stable performance. Its durable construction and built-in battery management system support safe and reliable operation across different environments.\u003c\/p\u003e\n\u003cp data-end=\"961\" data-start=\"931\"\u003e\u003cstrong\u003eImportant compatibility notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1190\" data-start=\"962\"\u003e\n\u003cli data-end=\"1039\" data-start=\"962\" data-section-id=\"qegs3a\"\u003eTo connect to AC500, P150D to P090D cable and CA90 short cable are required\u003c\/li\u003e\n\u003cli data-end=\"1113\" data-start=\"1040\" data-section-id=\"1xvsqtg\"\u003eTo connect to AC300, P090A long cable and CA90 short cable are required\u003c\/li\u003e\n\u003cli data-end=\"1190\" data-start=\"1114\" data-section-id=\"1e71od3\"\u003eThese cables are no longer manufactured and are not available for purchase\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1212\" data-start=\"1197\" data-section-id=\"dz3erg\"\u003e\n\u003cbr\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProvides 2,764.8Wh additional energy capacity for compatible systems\u003c\/li\u003e\n\u003cli\u003eCompatible with AC300, AC500, and APEX 300 power stations\u003c\/li\u003e\n\u003cli\u003eIntegrated USB-A port for direct device charging\u003c\/li\u003e\n\u003cli\u003eLiFePO₄ battery chemistry with over 4,000 charge cycles\u003c\/li\u003e\n\u003cli\u003eStackable design for scalable energy storage solutions\u003c\/li\u003e\n\u003cli\u003eBuilt-in battery management system for operational safety\u003c\/li\u003e\n\u003cli\u003eDurable aluminum casing for improved reliability\u003c\/li\u003e\n\u003cli\u003eSupports expansion up to 33,177.6Wh when used with AC50\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1724\" data-start=\"1703\" data-section-id=\"m5w0hg\"\u003e\n\u003cbr\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel\u003c\/strong\u003e: B300K2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Capacity:\u003c\/strong\u003e 2,764.8Wh (51.2V, 54Ah)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e LiFePO₄ (Lithium Iron Phosphate)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e 4,000+ cycles (to 80% capacity)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-A Output: \u003c\/strong\u003e12W Max., 5V \/ 2.4A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Capacity:\u003c\/strong\u003e 2,764.8Wh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 29.5kg (65.04lbs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e (L×W×H): 52.5 × 32.7 × 20.9 cm (20.67 × 12.87 × 8.23 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Temperature:\u003c\/strong\u003e 0°C to 40°C (32°F to 104°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarging Temperature: \u003c\/strong\u003e-20°C to 40°C (-4°F to 104°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e: Up to 1 month: -20°C to 40°C (-4°F to 104°F) Up to 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003emonths: \u003c\/strong\u003e-20°C to 25°C (-4°F to 77°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Humidity:\u003c\/strong\u003e 5% to 95% RH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Current: \u003c\/strong\u003e60A Max (may reduce outside optimal temperatures)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarging Current:\u003c\/strong\u003e 70A Max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion Ports: \u003c\/strong\u003e2 × Ports, 58.4VDC Max., 90A Max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e AC300, AC500, APEX 300\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2543\" data-start=\"2529\" data-section-id=\"16if3ro\"\u003e\n\u003cbr\u003eManuals\u003c\/h3\u003e\n\u003cp data-end=\"2567\" data-start=\"2545\"\u003eUser Manual included\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0964\/0984\/6082\/files\/2.pdf?v=1775980273\"\u003e -\u003cspan style=\"color: rgb(0, 170, 255);\"\u003e \u003cstrong\u003eClick here to download\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"2589\" data-start=\"2574\" data-section-id=\"1wdo7s8\"\u003e\n\u003cbr\u003eWarranty\u003c\/h3\u003e\n\u003cp data-end=\"2667\" data-start=\"2591\"\u003e3-year manufacturer warranty covering defects in materials and workmanship\u003c\/p\u003e","brand":"BLUETTI","offers":[{"title":"Default Title","offer_id":52829545955650,"sku":"P-B300K2-UN-GY-BL-010","price":949.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/0984\/6082\/files\/BLUETTI_B300K2_Expansion_Battery_Front_View_1500x1500_9e7dcb07-8413-4548-adff-09bda7c300bf.jpg?v=1775045099","url":"https:\/\/energysystemscentral.com\/products\/bluetti-b300k2-expansion-battery-2764-8wh-battery-for-apex-300","provider":"Energy Systems Central","version":"1.0","type":"link"}