{"product_id":"1s-30a-bms-protection-board-lifepo4-li-ion-18650","title":"1S 30A BMS Protection Board – LiFePO4 \u0026 Li-ion 18650","description":"\n\u003ch2\u003e1S 30A Single-Cell BMS Protection Board for LiFePO4 \u0026amp; Lithium-Ion Batteries\u003c\/h2\u003e\n\u003cp\u003eKeep your single-cell lithium battery packs running safely and efficiently with this compact \u003cstrong\u003e1S 30A Battery Management System (BMS) Protection Board\u003c\/strong\u003e. Compatible with \u003cstrong\u003e3.2V LiFePO4\u003c\/strong\u003e and \u003cstrong\u003e3.7V lithium-ion 18650 cells\u003c\/strong\u003e (up to 4.2V charging), this SMD module delivers reliable overcharge, over-discharge, and short-circuit protection in a small, low-profile form factor. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Supports 3.2V LiFePO4 and 3.7V–4.2V lithium-ion (18650) battery chemistries.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e30A Continuous Current Rating:\u003c\/strong\u003e Handles demanding loads with a robust 30A protection threshold.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShort-Circuit Protection:\u003c\/strong\u003e Instantly cuts power on short-circuit events to protect your battery and connected devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOvercharge \u0026amp; Over-Discharge Protection:\u003c\/strong\u003e Monitors cell voltage to prevent damage from both overcharging and deep discharge.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSMD Package Design:\u003c\/strong\u003e Ultra-compact surface-mount module for easy integration into DIY battery packs and electronics projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 3.5V \/ 4.2V — suits single-cell configurations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0–130°C for versatile use across environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNew Condition:\u003c\/strong\u003e Shipped as new, individually packaged unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1S (Single Cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContinuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Battery Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2V LiFePO4, 3.7V Li-ion \/ 18650 (4.2V max charge)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.5V \/ 4.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSMD Module\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–130°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cp\u003eThis BMS board is perfect for hobbyists, electronics engineers, and DIY enthusiasts building or maintaining single-cell lithium battery packs for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePortable power banks and USB chargers\u003c\/li\u003e\n  \u003cli\u003eSmall electric vehicles and RC projects\u003c\/li\u003e\n  \u003cli\u003eDIY computer and electronics projects\u003c\/li\u003e\n  \u003cli\u003eSolar energy storage systems\u003c\/li\u003e\n  \u003cli\u003eFlashlights, tools, and other battery-powered devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What battery types is this 1S 30A BMS protection board compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This BMS protection board is compatible with single-cell 3.2V LiFePO4 batteries and 3.7V lithium-ion (18650) cells with a maximum charge voltage of 4.2V. It covers the most common single-cell lithium chemistries used in DIY electronics and battery pack projects.\u003c\/p\u003e\n\u003ch4\u003eQ: What protections does this BMS board provide?\u003c\/h4\u003e\n\u003cp\u003eA: The board provides overcharge protection, over-discharge protection, and short-circuit protection. These features help extend battery life and prevent damage to both the battery cell and the connected load, making it a safe and reliable choice for DIY battery management.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this BMS board easy to integrate into a DIY project?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The compact SMD module design makes it straightforward to integrate into custom single-cell battery packs. With a supply voltage range of 3.5V–4.2V and an operating temperature up to 130°C, it suits a wide range of electronics and portable power applications.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What battery types is this 1S 30A BMS protection board compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This BMS protection board is compatible with single-cell 3.2V LiFePO4 batteries and 3.7V lithium-ion (18650) cells with a maximum charge voltage of 4.2V. It covers the most common single-cell lithium chemistries used in DIY electronics and battery pack projects.\"}}, {\"@type\": \"Question\", \"name\": \"What protections does this BMS board provide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The board provides overcharge protection, over-discharge protection, and short-circuit protection. 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