{"product_id":"18v-li-ion-bms-pcba-balance-charging-circuit-board-bl1830-bl1860-bl1890","title":"18V Li-Ion BMS PCBA Balance Charging Circuit Board BL1830–1890","description":"\n\u003ch2\u003e18V Li-Ion BMS Protection Circuit Board for BL1830 \/ BL1860 \/ BL1890 Battery Packs\u003c\/h2\u003e\n\u003cp\u003eKeep your 18V lithium-ion power tool battery packs running at peak performance with this precision-engineered \u003cstrong\u003eBattery Management System (BMS) PCBA\u003c\/strong\u003e. Designed as a direct-fit replacement circuit board for compatible BL1830, BL1860, and BL1890 battery cases, this board delivers intelligent balance charging and multi-layer electronic protection in a compact, easy-to-install form factor.\u003c\/p\u003e\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Layer Protection:\u003c\/strong\u003e Built-in safeguards against overcharge, over-discharge, short circuit, overload, and overheating automatically cut power under unsafe conditions — helping extend overall battery longevity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBalanced Cell Charging:\u003c\/strong\u003e The active balance charging circuit distributes charge evenly across all cells, maximizing capacity and ensuring consistent, stable output from your battery pack.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable Long-Term Performance:\u003c\/strong\u003e Engineered for reliable, uninterrupted operation so your power tools maintain consistent performance without unexpected power interruptions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnergy-Efficient Design:\u003c\/strong\u003e An integrated power management system minimizes unnecessary energy draw, helping your battery run longer between charges.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Slim-profile PCB design adds no meaningful bulk or weight to your existing battery case — drop-in installation with no modifications required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGreat Value:\u003c\/strong\u003e Professional-grade battery protection and management at an accessible price point — an economical upgrade for DIYers and power tool enthusiasts alike.\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\u003eCompatible Battery Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18V Li-Ion\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBL1830, BL1860, BL1890 battery cases\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBoard Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBMS PCBA (Balance Charging Circuit)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic \/ PCB\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × BMS Protection Circuit Board\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharger Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × BMS PCBA Circuit Board\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Screen color calibration and lighting conditions may cause slight color variation from product images. Minor dimensional tolerances of ±1–2mm may apply due to manual measurement.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-2-inch-8-piece-hex-short-socket-set-vanadium-steel\"\u003e1\/2\" Drive 8-Piece Hex Short Socket Set – Vanadium Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-nut-bolt-extractor-tool-kit-10-piece\"\u003e10-Pc Hex Nut \u0026amp; Bolt Extractor Kit 9–19mm | HIP Tools\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/105-degree-right-angle-driver-with-hex-screwdriver-bit\"\u003e105° Right Angle Driver with 1\/4\" Hex Screwdriver Bit | HIP\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which battery models is this BMS circuit board compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This BMS PCBA is designed to fit 18V lithium-ion battery cases compatible with the BL1830, BL1860, and BL1890 battery pack form factors. Always verify your battery case dimensions and connector layout before installation.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this board come with batteries or a charger?\u003c\/h4\u003e\n\u003cp\u003eA: No — this listing includes only the BMS PCBA circuit board (1 piece). Batteries and chargers are sold separately.\u003c\/p\u003e\n\u003ch4\u003eQ: What protections does the BMS board provide?\u003c\/h4\u003e\n\u003cp\u003eA: The board includes built-in electronic protection against overcharge, over-discharge, short circuits, overload conditions, and overheating — automatically interrupting the circuit when any unsafe condition is detected to help safeguard your battery cells.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this circuit board difficult to install?\u003c\/h4\u003e\n\u003cp\u003eA: The compact, slim-profile board is designed for straightforward installation inside compatible 18V battery cases. Basic electronics knowledge and soldering skills are recommended for best results.\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\": \"Which battery models is this BMS circuit board compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This BMS PCBA is designed to fit 18V lithium-ion battery cases compatible with the BL1830, BL1860, and BL1890 battery pack form factors. Always verify your battery case dimensions and connector layout before installation.\"}}, {\"@type\": \"Question\", \"name\": \"Does this board come with batteries or a charger?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No — this listing includes only the BMS PCBA circuit board (1 piece). 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