{"product_id":"12-8v-100ah-lifepo4-battery-bluetooth-deep-cycle-100a-bms","title":"12.8V 100Ah LiFePO4 Battery Bluetooth - Deep Cycle 100A BMS","description":"\u003cp\u003eIn this review the KEPWORTH 12.8V 100Ah LiFePO4 battery is evaluated for anyone needing a reliable deep cycle battery for marine, RV, solar or backup use; the single biggest reason to buy is its combination of a built-in 100A BMS and smart Bluetooth monitoring, which makes it easy to track cell and system health while delivering stable 12.8V power. The reviewer found the battery well suited to continuous loads up to 100A and appreciated the simplified installation options for series and parallel expansion.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in 100A BMS:\u003c\/strong\u003e protects the battery from overcharge, overdischarge and excessive current, providing safer operation for boats and RV systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Bluetooth monitoring:\u003c\/strong\u003e lets users check battery status, cell information and charging or discharging state from a phone for quick troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100Ah capacity:\u003c\/strong\u003e provides about 1.28 kWh of usable energy, suitable for trolling motors, small inverters and off-grid loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh discharge capability:\u003c\/strong\u003e supports a continuous 100A draw and a brief inrush of 200A for 3-5 seconds to handle motor starts and surge loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries and parallel flexibility:\u003c\/strong\u003e supports series and parallel connections up to 4S4P so systems can be expanded to higher voltages or capacities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive grade cells:\u003c\/strong\u003e manufactured from grade A LiFePO4 cells for stable performance and longer cycle life compared with generic lead options.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis battery is a strong match for boat owners running trolling motors, RV owners needing a compact 12V house battery, off-grid solar users who want a small bank with monitoring, and anyone needing a lightweight deep cycle replacement for Group 24 lead batteries. The Bluetooth monitoring and built-in BMS make it particularly useful for users who want remote status checks and straightforward system integration.\u003c\/p\u003e\n\u003cp\u003eThose who need engine starting or high-cranking automotive starter power should look elsewhere, since the product is specified as a deep cycle LiFePO4 and not intended for use as a car starting battery or golf cart starter service. Also, users requiring very large single-battery capacities should plan a parallel bank or choose higher-capacity modules.\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\u003eIntegrated 100A BMS provides useful protection for daily cycling and charging routines.\u003c\/li\u003e\n\u003cli\u003eBluetooth monitoring gives clear visibility into cell voltages, state of charge and charging\/discharging status.\u003c\/li\u003e\n\u003cli\u003eCompact Group 24 size with 100Ah capacity offers a good energy-to-size ratio for boats and RVs.\u003c\/li\u003e\n\u003cli\u003eSupports series and parallel connections, enabling flexible system design for 12V to 48V setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot suitable as a starter battery for engines; it is designed as a deep cycle LiFePO4 unit rather than a cranking battery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal voltage\u003c\/td\u003e\n\u003ctd\u003e12.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e100Ah (1.28 kWh)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax continuous discharge\u003c\/td\u003e\n\u003ctd\u003e100A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak inrush current\u003c\/td\u003e\n\u003ctd\u003e200A for 3-5 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended charge voltage\u003c\/td\u003e\n\u003ctd\u003e14.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended max charge current\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;50A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (LxWxH)\u003c\/td\u003e\n\u003ctd\u003e10.24 in x 6.61 in x 8.46 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe KEPWORTH 12.8V 100Ah LiFePO4 battery is a practical, value-oriented deep cycle option for marine, RV and small off-grid systems that need reliable 12V power and convenient Bluetooth monitoring. Its 100A BMS and support for series\/parallel expansion make it a flexible building block for larger banks, and it delivers good performance compared with same-size lead alternatives. Buy it if you want a compact, monitored LiFePO4 Group 24 replacement for house loads; do not use it as an engine starter battery.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan multiple batteries be connected in series or parallel?\u003c\/strong\u003e\u003cbr\u003eYes, the battery supports series and parallel connections up to 4S4P, allowing expansion to higher voltages or greater capacity when configured properly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat charging voltage should be used?\u003c\/strong\u003e\u003cbr\u003eThe recommended charging voltage is 14.6V and the recommended charging current is less than 50A for safe charging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this battery suitable for starting a car?\u003c\/strong\u003e\u003cbr\u003eNo, this unit is designed as a deep cycle LiFePO4 battery and is not intended for use as a car starting battery or golf cart starter battery.\u003c\/p\u003e","brand":"KEPWORTH","offers":[{"title":"Default Title","offer_id":48249325715675,"sku":"B0CX1JFNYH","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71qRB9bim1L._AC_SL1500.jpg?v=1771062871","url":"https:\/\/gearmusthave.com\/products\/12-8v-100ah-lifepo4-battery-bluetooth-deep-cycle-100a-bms","provider":"GearMustHave","version":"1.0","type":"link"}