{"product_id":"4s-12-8v-lifepo4-bms-130a-battery-protection-board-switch-car-rv-inverter","title":"4S 12.8V LiFePO4 BMS 130A Battery Protection Board + Switch","description":"\u003ch2\u003e4S 12.8V LiFePO4 BMS — 130A Battery Management \u0026amp; Protection Board with Switch\u003c\/h2\u003e\n\u003cp\u003eKeep your car, RV, or inverter battery system running safely and efficiently with this robust \u003cstrong\u003e4S 12.8V LiFePO4 Battery Management System (BMS)\u003c\/strong\u003e. Engineered for lithium iron phosphate (LFP) battery packs, this PCB-based protection board monitors and manages charge and discharge cycles to maximize battery longevity and system stability.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDesigned for 4S LiFePO4 Packs:\u003c\/strong\u003e Optimized for 12.8V lithium iron phosphate battery configurations used in cars, RVs, inverters, and off-grid setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e130A Rated Current:\u003c\/strong\u003e Handles high-current loads (available in 100A \/ 130A \/ 200A \/ 260A \/ 300A \/ 390A variants) to support demanding applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOvercharge \u0026amp; Over-Discharge Protection:\u003c\/strong\u003e Automatically cuts off charging or discharging when cell voltages go out of safe range, protecting your battery cells from damage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOvercurrent \u0026amp; Short-Circuit Protection:\u003c\/strong\u003e Instantly disconnects the circuit if current exceeds safe thresholds or a short circuit is detected.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Switch:\u003c\/strong\u003e Convenient on\/off switch integrated directly into the board for easy system control without additional hardware.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Protection:\u003c\/strong\u003e Monitors thermal conditions to prevent operation in unsafe temperature ranges.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable PCB Construction:\u003c\/strong\u003e High-quality printed circuit board materials ensure reliable performance in mobile and stationary environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Application:\u003c\/strong\u003e Ideal for car battery systems, RV house banks, solar storage, off-grid inverters, and DIY lithium battery builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e 4S (4-cell series)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 12.8V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e LiFePO4 (LFP)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Current (this listing):\u003c\/strong\u003e 130A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e 100A \/ 130A \/ 200A \/ 260A \/ 300A \/ 390A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e PCB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e As shown\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Battery Protection Board with Switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Only the above item is included. Light reflection and different displays may cause slight color differences. Measurement tolerance: ±1–3 cm.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eLearn More About Battery Safety\u003c\/h3\u003e\n\u003cp\u003eFor guidance on safe handling of lithium battery systems, visit the U.S. Consumer Product Safety Commission – Lithium Battery Safety.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-art-print\"\u003e\"1% Better Every Day\" Motivational Canvas Wall Art Print\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/everything-is-figureoutable-sage-green-quote-canvas-wall-art\"\u003e\"Everything Is Figureoutable\" Sage Green Quote Canvas Wall Art\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What battery type is this BMS compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This BMS protection board is specifically designed for 4S LiFePO4 (lithium iron phosphate) battery packs with a nominal voltage of 12.8V. It is not intended for other lithium chemistries such as Li-ion or LiPo without verification of compatibility.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does the 130A rating mean for my system?\u003c\/h4\u003e\n\u003cp\u003eA: The 130A rating refers to the maximum continuous charge and discharge current the board can safely handle. For most car and RV inverter applications drawing up to 130A, this board is well-suited. Higher-load systems may require the 200A, 260A, or 300A variants.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What protections does this BMS board provide?\u003c\/h4\u003e\n\u003cp\u003eA: This BMS provides overcharge protection, over-discharge protection, overcurrent protection, and short-circuit protection. It also includes temperature monitoring to keep your 4S LiFePO4 battery pack operating within safe parameters, extending overall battery life.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the built-in switch necessary to operate the board?\u003c\/h4\u003e\n\u003cp\u003eA: The integrated switch allows you to manually enable or disable the battery circuit without needing additional external components. It simplifies installation and gives you direct control over your battery system, making it especially convenient for RV and off-grid setups.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What battery type is this BMS compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This BMS protection board is specifically designed for 4S LiFePO4 (lithium iron phosphate) battery packs with a nominal voltage of 12.8V. It is not intended for other lithium chemistries such as Li-ion or LiPo without verification of compatibility.\"}}, {\"@type\": \"Question\", \"name\": \"What does the 130A rating mean for my system?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 130A rating refers to the maximum continuous charge and discharge current the board can safely handle. For most car and RV inverter applications drawing up to 130A, this board is well-suited. Higher-load systems may require the 200A, 260A, or 300A variants.\"}}, {\"@type\": \"Question\", \"name\": \"What protections does this BMS board provide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This BMS provides overcharge protection, over-discharge protection, overcurrent protection, and short-circuit protection. It also includes temperature monitoring to keep your 4S LiFePO4 battery pack operating within safe parameters, extending overall battery life.\"}}, {\"@type\": \"Question\", \"name\": \"Is the built-in switch necessary to operate the board?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The integrated switch allows you to manually enable or disable the battery circuit without needing additional external components. It simplifies installation and gives you direct control over your battery system, making it especially convenient for RV and off-grid setups.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Soldering \u0026 Electrical\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/collections\/soldering-electrical\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"4S 12.8V LiFePO4 BMS 130A Battery Protection Board + Switch\", \"item\": \"https:\/\/vd0uzy-jp.myshopify.com\/products\/4s-12-8v-lifepo4-bms-130a-battery-protection-board-switch-car-rv-inverter\"}]}\u003c\/script\u003e","brand":"Peaceful Pleasures Health and Wellness","offers":[{"title":"As Shown 130A","offer_id":53736310276409,"sku":"1005011945325378-As Shown 130A","price":133.04,"currency_code":"USD","in_stock":true},{"title":"As Shown 300A","offer_id":53736310309177,"sku":"1005011945325378-As Shown 300A","price":133.04,"currency_code":"USD","in_stock":true},{"title":"As Shown 260A","offer_id":53736310341945,"sku":"1005011945325378-As Shown 260A","price":133.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/3689\/5801\/files\/Sf8eef692583d470d99cb8e87d18c7ebby.webp?v=1783408125","url":"https:\/\/peacefulpleasureswellness.com\/products\/4s-12-8v-lifepo4-bms-130a-battery-protection-board-switch-car-rv-inverter","provider":"Peaceful Pleasures Health and Wellness","version":"1.0","type":"link"}