{"product_id":"bluetti-b500k-expansion-battery-for-apex-300-5-120wh","title":"BLUETTI B500K Expansion Battery for APEX 300 | 5,120Wh","description":"\u003cp\u003eExtend your BLUETTI APEX 300 system with 5,120Wh of additional battery capacity. The B500K is designed for longer home-backup, off-grid and caravan runtime where maximum stored energy matters more than portability.\u003c\/p\u003e\u003ch2\u003eWhy choose the B500K?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5,120Wh extra capacity:\u003c\/strong\u003e An APEX 300 paired with one B500K provides 7,884.8Wh of combined nominal capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-life battery:\u003c\/strong\u003e LiFePO4 cells rated for 4,000+ life cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-capacity expansion:\u003c\/strong\u003e A strong choice for longer outages, heavier daily energy use and larger off-grid systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible installation:\u003c\/strong\u003e Suitable for a fixed setup, with optional wall, rack and trolley solutions available separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart of the BLUETTI ecosystem:\u003c\/strong\u003e Designed to work with the APEX 300 and other compatible BLUETTI systems when the correct connection cable is used.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKey specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCapacity: 5,120Wh\u003c\/li\u003e\n\u003cli\u003eBattery chemistry: LiFePO4\u003c\/li\u003e\n\u003cli\u003eLife cycles: 4,000+\u003c\/li\u003e\n\u003cli\u003eWeight: approximately 45kg\u003c\/li\u003e\n\u003cli\u003eConnection: CA90 short cable for APEX 300\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat is included?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 × BLUETTI B500K expansion battery\u003c\/li\u003e\n\u003cli\u003e1 × CA90 short battery expansion cable\u003c\/li\u003e\n\u003cli\u003e1 × user manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e This listing is for the APEX 300 short-cable version. The B500K has no built-in AC outlets and requires a compatible BLUETTI power station or supported system component to supply usable output power.\u003c\/p\u003e","brand":"Bluetti","offers":[{"title":"Default Title","offer_id":49046181675198,"sku":"B500K2-UN-GY-SPFAU-00","price":3499.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/3242\/2334\/files\/bluetti-b500k-ca90-cable.webp?v=1789630360","url":"https:\/\/swishpowersolutions.com.au\/products\/bluetti-b500k-expansion-battery-for-apex-300-5-120wh","provider":"Swish Power Solutions","version":"1.0","type":"link"}