{"product_id":"xunyunda-12v-20ah-lifepo4-battery-lightweight-3-3-lb-deep-cycle-with-bms-for-solar-marine","title":"Xunyunda 12V 20Ah LiFePO4 Battery — Lightweight 3.3 lb Deep-Cycle with BMS for Solar \u0026 Marine","description":"\u003cstrong\u003eThe Xunyunda 12V 20Ah LiFePO4 battery is a lightweight, long-life rechargeable power pack with an integrated BMS designed for solar, RVs, marine, camping and portable applications.\u003c\/strong\u003e\n\n\u003cp\u003eThis compact battery delivers stable 12V power while weighing just 3.3 pounds and includes a wiring harness and cable accessories for quick installation. Built with lithium iron phosphate cells, it prioritizes cycle life, safety and low self-discharge compared with traditional lead-acid options. The built-in battery management system (BMS) protects against overcharge, over-discharge, over-current and short circuits so the battery can be used in vehicles, off-grid setups and portable electronics with confidence.\u003c\/p\u003e\n\n\u003ch3\u003eHow long will this battery last under regular use?\u003c\/h3\u003e\n\u003cp\u003eThe Xunyunda 20Ah LiFePO4 is engineered for longevity, typically providing 2000–5000 charge cycles depending on depth of discharge and operating conditions. That translates to years of daily use for many applications where a lead-acid battery would need replacement much sooner.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated for more than 2000–5000 cycles under normal conditions\u003c\/li\u003e\n  \u003cli\u003eMinimal memory effect; consistent capacity over time\u003c\/li\u003e\n  \u003cli\u003eSelf-discharge as low as ~3% per month when stored\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs it safe to use in enclosed or mobile environments?\u003c\/h3\u003e\n\u003cp\u003eYes — the battery’s LiFePO4 chemistry is inherently more thermally stable than many other lithium types, and the included BMS adds extra electrical protections. The ABS housing is shock-resistant and water-resistant, suitable for installations in boats, RV compartments and portable enclosures where vibration and moisture are present.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBMS prevents over-charge, over-discharge, over-current and short circuits\u003c\/li\u003e\n  \u003cli\u003eABS shell resists shocks, vibration and light moisture exposure\u003c\/li\u003e\n  \u003cli\u003eCan be mounted in orientations impractical for lead-acid packs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat devices and setups is this battery best suited for?\u003c\/h3\u003e\n\u003cp\u003eThis 12V 20Ah pack works well across a wide range of small-to-medium power needs. It’s sized for solar charge controllers, trolling motors, fish finders, power wheels, scooters, backup systems, and other mobile or off-grid uses where compact, lightweight power matters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSolar setups and small off-grid battery banks\u003c\/li\u003e\n  \u003cli\u003eMarine electronics, trolling motors, and fish finders\u003c\/li\u003e\n  \u003cli\u003eRVs, camping gear, electric scooters and children’s ride-ons\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I maintain and charge this battery for best performance?\u003c\/h3\u003e\n\u003cp\u003eMaintenance is simple: charge at recommended voltages and avoid leaving the battery deeply discharged for long periods. The low monthly self-discharge reduces the need for frequent topping, but recharging every three months during storage preserves health.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecharge at manufacturer-recommended voltages and currents\u003c\/li\u003e\n  \u003cli\u003eAvoid prolonged deep discharges; follow BMS alerts and limits\u003c\/li\u003e\n  \u003cli\u003eCharge at least once every three months if stored to maintain capacity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: the Xunyunda 12V 20Ah LiFePO4 battery is ideal for weekend campers, boat owners, RV travelers, small solar system integrators and hobbyists who want a light, durable, low-maintenance alternative to lead-acid batteries. It suits anyone needing a compact 12V source with strong cycle life, built-in protections and easy installation for portable or semi-permanent power setups.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I replace a 12V lead-acid battery with this LiFePO4 unit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it can substitute many 12V lead-acid batteries, but check physical dimensions, terminal type and charging settings first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the battery include charging cables and installation accessories?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the package includes a wiring harness and cable accessories to simplify installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Xunyunda","offers":[{"title":"Default Title","offer_id":48084275134622,"sku":"B0FYP9KG6H","price":81.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/xunyunda-front-view-battery.jpg?v=1785849172","url":"https:\/\/northtrailauto.ca\/products\/xunyunda-12v-20ah-lifepo4-battery-lightweight-3-3-lb-deep-cycle-with-bms-for-solar-marine","provider":"North Trail Auto","version":"1.0","type":"link"}