{"product_id":"21v-18650-bms-protection-board-6mos-with-temperature-control","title":"21V 18650 BMS Protection Board 6MOS with Temperature Control","description":"\n\u003ch2\u003e21V 18650 BMS Protection Board – 6MOS 3-Alloy with Temperature Control\u003c\/h2\u003e\n\u003cp\u003eKeep your cordless power tools running safely and efficiently with this \u003cstrong\u003e21V 18650 BMS (Battery Management System) Protection Board\u003c\/strong\u003e. Featuring a 6MOS 3-alloy circuit design and built-in temperature control, this board safeguards your 18650 lithium battery pack from overcharge, over-discharge, overcurrent, and overheating — extending the life of your tools and batteries.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're working with electric scissors, electric hammers, or electric saws, this protection board is a reliable replacement or upgrade for your power tool battery system. The integrated side LED indicators let you monitor battery status at a glance, making it ideal for home DIY projects and workshop use alike.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6MOS 3-Alloy Design:\u003c\/strong\u003e High-efficiency MOSFET configuration for stable power delivery and low internal resistance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Control:\u003c\/strong\u003e Built-in thermal protection prevents overheating for safer operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e21V Output:\u003c\/strong\u003e Compatible with standard 18650 lithium battery packs used in cordless power tools\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSide LED Indicator Lights:\u003c\/strong\u003e Convenient battery status monitoring at a glance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Protection Circuit:\u003c\/strong\u003e Guards against overcharge, over-discharge, overcurrent, and short circuit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Suitable for angle grinders, electric scissors, electric hammers, and electric saws\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Metal Construction:\u003c\/strong\u003e Built to withstand the demands of regular power tool use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug-and-Play Replacement:\u003c\/strong\u003e Easy to install — no customization required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 21V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e 18650 Li-ion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMOSFET Configuration:\u003c\/strong\u003e 6MOS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Metal (3-Alloy)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Control:\u003c\/strong\u003e Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSide Indicator Lights:\u003c\/strong\u003e Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible With\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eElectric Scissors\u003c\/li\u003e\n  \u003cli\u003eElectric Hammers\u003c\/li\u003e\n  \u003cli\u003eElectric Saws\u003c\/li\u003e\n  \u003cli\u003eAngle Grinding Machines\u003c\/li\u003e\n  \u003cli\u003eOther 21V 18650-based cordless power tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 21V 18650 BMS Protection Board (6MOS with Temperature Control)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Actual product color may vary slightly from images due to monitor brightness and lighting conditions. Please refer to the physical item received.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC 10g High Grade Silicone Grease Lubricant for O-Rings\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Multi-Functional Caulking Tools\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-multi-use-faucet-bubbler-wrenches-6-sizes-sink-wrenches-detach-tool-for-kitchen-bathroom-faucet-parts-repair-spanner\"\u003e1PC Multi-Use Faucet Bubbler Wrenches – 6 Sizes Repair Spanner\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What power tools is this 21V 18650 BMS protection board compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This protection board is compatible with a range of 21V 18650 lithium battery-powered tools, including angle grinders, electric scissors, electric hammers, and electric saws. It is suitable for any cordless power tool that uses a 21V 18650 battery pack configuration.\u003c\/p\u003e\n\u003ch4\u003eQ: What does the temperature control feature do on this BMS protection board?\u003c\/h4\u003e\n\u003cp\u003eA: The built-in temperature control circuit monitors the battery pack's heat levels during charging and discharging. If the temperature exceeds a safe threshold, the board will automatically cut power to prevent damage to the battery cells and the connected tool, ensuring safe and reliable operation.\u003c\/p\u003e\n\u003ch4\u003eQ: How do the side LED indicator lights work?\u003c\/h4\u003e\n\u003cp\u003eA: The side LED indicator lights on this protection board display the current battery charge status, allowing you to quickly check remaining power without needing additional tools or devices. This is especially handy during DIY projects or workshop tasks where quick status checks are important.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What power tools is this 21V 18650 BMS protection board compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This protection board is compatible with a range of 21V 18650 lithium battery-powered tools, including angle grinders, electric scissors, electric hammers, and electric saws. 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This is especially handy during DIY projects or workshop tasks where quick status checks are important.\"}}]}\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:\/\/x1davz-b4.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/x1davz-b4.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"21V 18650 BMS Protection Board 6MOS with Temperature Control\", \"item\": \"https:\/\/x1davz-b4.myshopify.com\/products\/21v-18650-bms-protection-board-6mos-temperature-control-power-tools\"}]}\u003c\/script\u003e","brand":"Nixie","offers":[{"title":"Default Title","offer_id":67917057425689,"sku":"1005012766305170-Default Title","price":8.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1034\/3497\/7561\/files\/S5793c8526fe0434a8919bf543a982508Y_ece8a77f-58cd-4d86-aa5d-a92531931d01.webp?v=1792895557","url":"https:\/\/shinebrightlyshop.com\/products\/21v-18650-bms-protection-board-6mos-with-temperature-control","provider":"BRIGHTLY","version":"1.0","type":"link"}