{"product_id":"anker-solix-bp3800-expansion-battery-3-840wh-lfp-for-f3800","title":"Anker SOLIX BP3800 Expansion Battery - 3,840Wh LFP (For F3800)","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThis is how you add serious runway to an F3800 without buying a second unit — the BP3800 Expansion Battery adds another 3,840Wh of LFP capacity, built specifically to plug into the SOLIX F3800 and extend how long it can carry a home during an outage. Seamless expansion means it's designed to work with the F3800 you already have, not a separate system to configure.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eIt's built for the long haul: rated for 3,000 life cycles and a 10-year lifespan, backed by a 5-year hassle-free warranty.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eIn the box: the BP3800 Expansion Battery, a battery-to-host cable, and important information\/documentation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eKey specs: 3,840Wh LFP capacity; seamless expansion for Anker SOLIX F3800; 3,000 life cycles, 10-year lifespan; 5-year hassle-free warranty.\u003c\/p\u003e","brand":"Anker","offers":[{"title":"Default Title","offer_id":49511748436196,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/6551\/4468\/files\/CleanShot2026-07-26at18.56.22.jpg?v=1785128280","url":"https:\/\/batterybill.com\/products\/anker-solix-bp3800-expansion-battery-3-840wh-lfp-for-f3800","provider":"Battery Bill's","version":"1.0","type":"link"}