{"product_id":"5s-18-5v-bms-15a-20a-lipo-battery-protection-board-with-balance-18650-pcm","title":"5S 18.5V BMS 15A\/20A LiPo Battery Protection Board with Balance (18650 PCM)","description":"\u003ch2\u003e5S 18.5V LiPo BMS Battery Protection Board\u003c\/h2\u003e\u003cp\u003eKeep your 5-cell lithium battery pack safe and balanced with this dedicated BMS (Battery Management System) module. Designed for 5S 18650 Li-ion \/ LiPo packs, it provides overcharge, over-discharge, overcurrent, and short-circuit protection — all while actively balancing each cell for maximum capacity and longevity.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e5S (5-cell series) configuration for 18.5V nominal battery packs\u003c\/li\u003e\n\u003cli\u003eBuilt-in cell balancing via onboard balance wires (JST connector)\u003c\/li\u003e\n\u003cli\u003eOvercharge protection per cell: ~4.25V cutoff\u003c\/li\u003e\n\u003cli\u003eOver-discharge protection per cell: ~2.5V cutoff\u003c\/li\u003e\n\u003cli\u003eOvercurrent \u0026amp; short-circuit protection\u003c\/li\u003e\n\u003cli\u003eContinuous discharge current: 15A – 20A\u003c\/li\u003e\n\u003cli\u003eCompact green PCB with screw-terminal pads for B- and P-\u003c\/li\u003e\n\u003cli\u003ePre-wired balance lead harness included\u003c\/li\u003e\n\u003cli\u003eSuitable for power tools, e-bikes, solar storage, and DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Configuration:\u003c\/strong\u003e 5S (5 cells in series)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 18.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Charge Voltage:\u003c\/strong\u003e 21.0V (4.2V per cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Current:\u003c\/strong\u003e 15A – 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercharge Cutoff:\u003c\/strong\u003e ~4.25V\/cell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver-discharge Cutoff:\u003c\/strong\u003e ~2.5V\/cell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalance Function:\u003c\/strong\u003e Yes (passive balancing)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCB Color:\u003c\/strong\u003e Green\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Cells:\u003c\/strong\u003e 18650 Li-ion \/ LiPo\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e5S 18650 DIY battery pack assembly\u003c\/li\u003e\n\u003cli\u003eE-bike and electric scooter battery protection\u003c\/li\u003e\n\u003cli\u003ePower tool battery replacement\u003c\/li\u003e\n\u003cli\u003eSolar energy storage systems\u003c\/li\u003e\n\u003cli\u003eRC and robotics power systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Includes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 × 5S BMS Protection Board\u003c\/li\u003e\n\u003cli\u003e1 × Pre-wired Balance Lead Harness\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lahore Store","offers":[{"title":"Default Title","offer_id":55924898234441,"sku":"BMS-5S-185V-20A","price":2520.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0946\/9090\/2089\/files\/WhatsApp_Image_2026-08-21_at_5.32.02_PM_2.jpg?v=1787318435","url":"https:\/\/lahorestore.pk\/products\/5s-18-5v-bms-15a-20a-lipo-battery-protection-board-with-balance-18650-pcm","provider":"Lahore Store","version":"1.0","type":"link"}