{"product_id":"fllyrower-36v-100ah-lifepo4-battery-long-life-deep-cycle","title":"FLLYROWER 36V 100AH LiFePO4 Battery - Long Life Deep Cycle","description":"\u003cp\u003eIn this review of the FLLYROWER 36V 100AH LiFePO4 battery, the bottom line is clear: this pack is aimed at users who need long life and reliable deep cycling for marine, RV, solar or off-grid use. The single biggest reason to buy is its combination of A-grade cells with a claimed lifespan up to ten years and an extremely high cycle count, which translates into far fewer replacements and lower lifecycle cost compared with lead-acid alternatives. For anyone wanting a lightweight, manageable 36V pack with smart BMS monitoring, this review explains where it excels and what to expect.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 year lifetime:\u003c\/strong\u003e The battery uses A-grade cells and is marketed for a lifespan up to ten years, reducing long-term replacement needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep cycle capability:\u003c\/strong\u003e Designed for deep cycles without the careful cycle monitoring required by lead-acid batteries, making it suitable for heavy daily use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart BMS with app:\u003c\/strong\u003e The integrated smart BMS provides multiple protections and state monitoring through an app, helping protect against overcharge, overdischarge and overheating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity expansion:\u003c\/strong\u003e No limit on parallel connections allows users to scale capacity for larger RV, solar or off-grid systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight and portable:\u003c\/strong\u003e The pack is much lighter than equivalent lead-acid batteries and includes a handle for easier transport and installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile applications:\u003c\/strong\u003e Usable for trolling motors, golf carts, RV power systems, lawn equipment and home energy storage scenarios.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe FLLYROWER 36V 100AH battery is best for boaters using trolling motors, RV owners wanting a lighter house battery, and small off-grid solar installs where deep cycle durability and long service life matter most. It is also a strong option for golf cart conversions and users who want the convenience of app-based battery monitoring.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include buyers seeking plug-and-play batteries with integrated inverter hardware or users who need proprietary form factors for specific OEM equipment. Also consider professional install support if you plan large parallel banks or complex integrations.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLong service life with A-grade cells and very high cycle endurance.\u003c\/li\u003e\n\u003cli\u003eSmart BMS with multiple protections and app monitoring for clear battery management.\u003c\/li\u003e\n\u003cli\u003eLightweight and portable design that reduces installation effort compared with lead-acid.\u003c\/li\u003e\n\u003cli\u003eExpandable capacity through parallel connection for flexible system sizing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDocumentation does not list detailed charge\/discharge rates or dimensions in the included summary, so installers should confirm compatibility with chargers and systems.\u003c\/li\u003e\n\u003cli\u003eUsers expecting integrated inverter or mounting hardware may need additional components for a complete system.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e36V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e100AH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell chemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4 (A-grade)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCycle life\u003c\/td\u003e\n\u003ctd\u003eUp to 16500 cycles (A-grade cells)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS features\u003c\/td\u003e\n\u003ctd\u003eSmart BMS with app, overcharge, overdischarge, short circuit, overcurrent, high\/low temperature protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParallel expansion\u003c\/td\u003e\n\u003ctd\u003eNo limit on number of parallel connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\/portability\u003c\/td\u003e\n\u003ctd\u003eLightweight with carry handle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe FLLYROWER 36V 100AH LiFePO4 battery is a practical choice for anglers, RV campers and off-grid users who prioritize long life, deep cycling and app-based battery management. It delivers good value against legacy lead-acid options by cutting weight and maintenance, and its scalable parallel capability makes it adaptable for growing systems. Verify charger and physical fitment before purchase to ensure a smooth installation.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan multiple batteries be connected in parallel?\u003c\/strong\u003e\u003cbr\u003eYes, the manufacturer states there is no limit on parallel connections, enabling capacity expansion for larger systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the battery include temperature protection?\u003c\/strong\u003e\u003cbr\u003eYes, the smart BMS includes low-temperature cutoff plus high temperature protection and other safety functions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this battery suitable for trolling motors and golf carts?\u003c\/strong\u003e\u003cbr\u003eYes, customers report using it successfully on trolling motors and carts, enjoying longer run times and significant weight savings versus lead-acid.\u003c\/p\u003e","brand":"FLLYROWER","offers":[{"title":"Default Title","offer_id":48178319294683,"sku":"B0DPFVWJN1","price":569.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71rstgwDi7L._AC_SL1500.jpg?v=1769658833","url":"https:\/\/gearmusthave.com\/products\/fllyrower-36v-100ah-lifepo4-battery-long-life-deep-cycle","provider":"GearMustHave","version":"1.0","type":"link"}