{"product_id":"12v-100ah-lifepo4-battery-group-24-size-portable-1280wh-power","title":"12V 100Ah LiFePO4 Battery Group 24 Size - Portable 1280Wh Power","description":"\u003cp\u003eIn this review the HumsiENK 12V 100Ah LiFePO4 battery is evaluated as a compact, long-lived replacement for lead-acid batteries for RV, marine, and off-grid use; its single biggest reason to buy is the combination of high cycle life and lightweight Group 24 form factor that makes it practical for portable power systems. The reviewer found it well suited to DIY expandable 12V battery banks and mobile applications where weight, charge retention and fast charging matter, and notes the included smart BMS and robust safety certifications add confidence for repeated use.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh cycle life:\u003c\/strong\u003e Rated for 5000 cycles at 100% DOD, the battery promises a substantially longer usable life than typical lead-acid units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Group 24 size:\u003c\/strong\u003e At roughly 8.2in x 6.6in x 10.2in and 23.2lbs, it saves space and weight in RVs and boats compared with equivalent lead-acid batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in smart BMS:\u003c\/strong\u003e The integrated 100A BMS protects against overcharge, over-discharge, short circuit and overcurrent, improving safety and longevity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast charging support:\u003c\/strong\u003e Compatible with solar, generator and grid charging and capable of much faster recharge times than lead-acid alternatives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide operating range:\u003c\/strong\u003e Operates between -4F (-20C) and 158F (70C) with automatic low temperature shutdown for winter protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpandable system:\u003c\/strong\u003e Can be configured in series or parallel up to 48V and 20kWh, allowing flexible DIY power station builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis battery is aimed at RV owners, boaters, and off-grid campers who need a lightweight, high-capacity Group 24 replacement that can be stacked into larger banks. It is also a good match for hobbyists building portable power stations or replacing heavy lead-acid batteries in trolling motors and marine electronics.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for users who need integrated enclosure-based battery systems with a management app or certified commercial installations requiring specific third-party integrations; those buyers should look for systems with matched inverters or factory-configured packs.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLong rated lifespan and high cycle count make it a cost-effective long-term option.\u003c\/li\u003e\n\u003cli\u003eLightweight Group 24 footprint frees up space and reduces load on boats and RVs.\u003c\/li\u003e\n\u003cli\u003eBuilt-in 100A BMS and multiple safety certifications provide reliable protection.\u003c\/li\u003e\n\u003cli\u003eFlexible charging options and fast recharge capability improve usability off-grid.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eScrew terminal size drew mixed feedback from some customers, so installation hardware may need verifying before fitment.\u003c\/li\u003e\n\u003cli\u003eNo dedicated app or external communication port is mentioned for advanced battery monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e100Ah (1280Wh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell chemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003e5000 cycles at 100% DOD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e8.2in x 6.6in x 10.2in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e23.2 lbs (10.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in protection\u003c\/td\u003e\n\u003ctd\u003e100A smart BMS (over\/under\/temp\/short)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe HumsiENK 12V 100Ah LiFePO4 battery is a strong option for RV and marine users who want a durable, lightweight Group 24 replacement with fast charging and expandable system options; its long cycle life and built-in BMS deliver clear value for those replacing heavy lead-acid banks, though buyers wanting advanced remote monitoring should plan for external solutions.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan these batteries be connected in series or parallel?\u003c\/strong\u003e\u003cbr\u003eYes, they support series and parallel configurations for systems up to 48V and 20kWh, allowing flexible DIY setups.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat protections does the battery include?\u003c\/strong\u003e\u003cbr\u003eIt includes a built-in 100A BMS protecting against overcharge, over-discharge, overcurrent, short circuit and thermal limits, with automatic disconnects for extreme conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow cold can this battery operate?\u003c\/strong\u003e\u003cbr\u003eIt operates down to -4F (-20C) and will automatically shut down below that temperature to protect the cells.\u003c\/p\u003e","brand":"HumsiENK","offers":[{"title":"Default Title","offer_id":48264632238299,"sku":"B0DLGGGP35","price":539.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71fPid3-0KL._AC_SL1500.jpg?v=1776361367","url":"https:\/\/gearmusthave.com\/products\/12v-100ah-lifepo4-battery-group-24-size-portable-1280wh-power","provider":"GearMustHave","version":"1.0","type":"link"}