{"product_id":"4s-18650-battery-protection-module-bms","title":"4S 18650 Battery Protection Module (BMS)","description":"\u003ch1\u003e4S 18650 Battery Protection Module (BMS)\u003c\/h1\u003e\n\u003cp style=\"text-align: justify;\"\u003eA 4S 18650 Battery Protection Module (BMS) is an electronic circuit designed to manage and protect a lithium-ion battery pack consisting of four 3.7V cells connected in series (total nominal voltage ~14.8V). This module ensures safe charging and discharging by monitoring voltage, current, and temperature conditions. It prevents damage to the battery pack and extends its lifespan by maintaining balanced operation across all cells.\u003c\/p\u003e\n\u003ch3 style=\"text-align: justify;\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBattery Configuration: 4 Series (4S) 18650 Li-ion cells\u003cbr data-end=\"600\" data-start=\"597\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eNominal Voltage: 14.8V\u003cbr data-end=\"625\" data-start=\"622\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eCharging Voltage: 16.8V – 18V\u003cbr data-end=\"657\" data-start=\"654\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eContinuous Discharge Current: Typically 10A – 40A (model dependent)\u003cbr data-end=\"727\" data-start=\"724\"\u003e\n\u003c\/li\u003e\n\u003cli\u003ePeak Current: Up to ~60A–80A (short duration)\u003cbr data-end=\"775\" data-start=\"772\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eBalance Current: ~50mA – 100mA\u003cbr data-end=\"808\" data-start=\"805\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eOvercharge Protection Voltage: ~4.25V per cell\u003cbr data-end=\"857\" data-start=\"854\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eOver-discharge Protection Voltage: ~2.3V – 3.0V per cell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProvides complete protection for lithium battery packs\u003cbr data-end=\"1179\" data-start=\"1176\"\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrevents overcharging and deep discharge of cells\u003cbr data-end=\"1231\" data-start=\"1228\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eBuilt-in balancing function for uniform cell voltage\u003cbr data-end=\"1286\" data-start=\"1283\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eShort-circuit and overcurrent protection for safety\u003cbr data-end=\"1340\" data-start=\"1337\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompact design suitable for battery pack integration\u003cbr data-end=\"1395\" data-start=\"1392\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eLow power consumption for efficient operation\u003cbr data-end=\"1443\" data-start=\"1440\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eAutomatic recovery function in many models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDIY battery pack projects\u003c\/li\u003e\n\u003cli\u003eElectric bicycles and scooters\u003cbr data-end=\"1573\" data-start=\"1570\"\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower tools and drill machines\u003cbr data-end=\"1606\" data-start=\"1603\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eSolar energy storage systems\u003cbr data-end=\"1637\" data-start=\"1634\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eUPS and backup power systems\u003cbr data-end=\"1668\" data-start=\"1665\"\u003e\n\u003c\/li\u003e\n\u003cli\u003ePortable electronics and robotics\u003cbr data-end=\"1704\" data-start=\"1701\"\u003e\n\u003c\/li\u003e\n\u003cli\u003eLED lighting and inverter systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VISHA WORLD","offers":[{"title":"Default Title","offer_id":44179547586740,"sku":"VM00648","price":332.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0527\/2692\/3444\/files\/4S-18650_Battery_Protection_Mod_1.png?v=1776327879","url":"https:\/\/vishaworld.com\/products\/4s-18650-battery-protection-module-bms","provider":"VISHA WORLD","version":"1.0","type":"link"}