{"product_id":"p-b300k2-un-gy-bl-id-010","title":"Bluetti B300K2 Expansion Battery For Home Backup Power","description":"\u003cdiv\u003e\n\u003ch1\u003eBLUETTI B300K V2 Expansion Battery\u003c\/h1\u003e\nExpansion battery module engineered for continuous off-grid power storage and emergency backup energy systems across residential and mobile environments.\u003cbr\u003e\u003cbr\u003e\n\u003cb\u003ePerformance Specifications:\u003c\/b\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eNominal capacity: 2,764.8 Wh\u003c\/li\u003e\n\u003cli\u003eCell chemistry: Automotive-grade LiFePO₄\u003c\/li\u003e\n\u003cli\u003eCycle longevity: 4,000+ cycles at nominal depth of discharge\u003c\/li\u003e\n\u003cli\u003eFast recharge: 45 minutes to 80% SOC with AC300\/AC500 host stations via 50A cable\u003c\/li\u003e\n\u003cli\u003eParallel scalability: Stacks up to 18 units for a maximum 58 kWh system total\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cb\u003eSafety Features and Certifications:\u003c\/b\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated thermal dissipation architecture reduces localized heat accumulation during high-load discharge\u003c\/li\u003e\n\u003cli\u003eGrade-A cell matching ensures uniform voltage distribution and minimizes thermal failure risks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cb\u003eInstallation and Maintenance Requirements:\u003c\/b\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eDeployment restricted to verified hosts: Apex300, AC200L, AC200MAX, AC300, AC500\u003c\/li\u003e\n\u003cli\u003eMounting requires direct chassis interlocking and proprietary data-link cabling\u003c\/li\u003e\n\u003cli\u003eScheduled upkeep entails quarterly terminal inspection and host-driven firmware synchronization\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cb\u003eWarranty and Service Information:\u003c\/b\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eCoverage spans 36 consecutive months from initial commissioning, upgradeable to 48 months upon registration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cb\u003eBranding\/References:\u003c\/b\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: BLUETTI\u003c\/li\u003e\n\u003cli\u003eModel identifier: B300K V2 (B300K2)\u003c\/li\u003e\n\u003cli\u003eIntegration schematics available through official technical catalog\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cb\u003eDifferentiators:\u003c\/b\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eOptimized 50A parallel charging protocol delivers rapid partial-state replenishment, substantially reducing grid-restoration downtime compared to standard expansion modules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Bluetti","offers":[{"title":"Default Title","offer_id":45315814457459,"sku":"P-B300K2-UN-GY-BL-ID-010","price":1167.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/9969\/3939\/files\/19835de85e40421b702c527828d.webp?v=1786289469","url":"https:\/\/ampereauthority.com\/products\/p-b300k2-un-gy-bl-id-010","provider":"Ampere Authority","version":"1.0","type":"link"}