{"product_id":"1s-3a-3-7v-li-ion-bms-pcm-protection-board-with-wire-for-18650-battery","title":"1S 3A 3.7V Li-ion BMS PCM Protection Board With Wire for 18650 Battery","description":"\u003ch2\u003e\u003cspan\u003e1S 3A 3.7V Li-ion BMS PCM Protection Board With Wire for 18650 Battery\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eProtect a compatible single-cell lithium-ion battery pack with this 1S 3A Li-ion BMS\/PCM protection board with wire. Designed for 3.7V nominal lithium-ion battery applications, this compact protection circuit helps manage battery charging and discharging while providing protection against specified electrical fault conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe board is suitable for compatible 18650 battery packs and other single-cell lithium-ion projects where the battery voltage, current requirements, and protection characteristics match the board's specifications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSingle-Cell Battery Protection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed for compatible 1S lithium-ion battery packs with a nominal voltage of 3.7V.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProtection Functions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The listed board version is advertised with overcharge, over-discharge, overcurrent, and short-circuit protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWired Connections:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supplied with wires to simplify integration into compatible battery-pack assemblies.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCompact PCB Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for battery-powered electronics and space-conscious DIY projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCharging and Discharging Control:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The protection circuit monitors specified battery conditions and controls the battery connection when protection thresholds are triggered.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e18650 Battery Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Intended for compatible single-cell 18650 lithium-ion battery applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProduct type: Li-ion BMS\/PCM battery protection board\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBattery configuration: 1S, single cell\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNominal battery voltage: 3.7V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdvertised current class: 3A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBattery type: Compatible single-cell lithium-ion battery\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCommon battery format: 18650\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProtection functions advertised: Overcharge, over-discharge, overcurrent, and short circuit\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConnections: Wired version\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBattery terminals: Commonly marked B+ and B−\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProtected input\/output terminals: Commonly marked P+ and P−\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOvercharge detection voltage: Seller-listed value of 4.25 ± 0.05V; confirm against the exact board revision\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOvercharge release voltage: Seller-listed value of 4.23 ± 0.05V; confirm against the exact board revision\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOver-discharge detection voltage: Seller-listed value of 2.54 ± 0.1V; confirm against the exact board revision\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOvercurrent detection: Seller-listed range of 1–3A; this is not a guarantee of 3A continuous operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eTypical Applications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSingle-cell 18650 lithium-ion battery packs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRechargeable LED lighting projects\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePortable electronics and low-power battery-powered devices\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDIY electronics and embedded projects\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible backup-power applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBattery-powered devices requiring single-cell protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0965\/3623\/2249\/files\/10_Practical_Applications.png?v=1793036033\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eConnection Guidance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eB+\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e: Commonly connects to the battery positive terminal.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eB−\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e: Commonly connects to the battery negative terminal.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eP+\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e: Commonly the protected positive connection for the load or charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eP−\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e: Commonly the protected negative connection for the load or charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0965\/3623\/2249\/files\/08_Connection_Diagram.png?v=1793036033\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlways follow the labels and wiring diagram for the exact board supplied. Terminal arrangements can vary between versions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Safety Information\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThis is a battery protection board, not a standalone battery charger. Use a suitable charger designed for the exact battery chemistry and cell configuration. Confirm the board's continuous charge and discharge current limits before use, and do not rely on the advertised 3A product class as a verified continuous-current rating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIncorrect wiring, unsuitable charging equipment, excessive current, or a damaged battery can cause overheating or fire. Use compatible cells, observe polarity, insulate exposed conductors, and prevent short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePackage contents:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1 × 1S 3A Li-ion BMS\/PCM protection board with wire. Battery and charger are not included unless specified separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eSpecifications are based on comparable supplier listings. Electrical thresholds, current limits, dimensions, and wire details should be confirmed against the exact supplied board before publication.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"Electronics Hub","offers":[{"title":"Default Title","offer_id":67844788257081,"sku":null,"price":57.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/3623\/2249\/files\/01_Main_Product_Image.png?v=1793035993","url":"https:\/\/electronicshub.pk\/products\/1s-3a-3-7v-li-ion-bms-pcm-protection-board-with-wire-for-18650-battery","provider":"Electronics Hub","version":"1.0","type":"link"}