{"product_id":"3s-4s-40a-li-ion-lithium-battery-charger-protection-board-18650-bms-for-drill-motor-11-1v-12-6v-14-8v-16-8v-enhance-balance","title":"3S 4S 40A Li-ion Lithium Battery Charger Protection Board 18650 BMS For Drill Motor 11.1V 12.6V\/14.8V 16.8V Enhance Balance","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNONE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eVoltage Regulator\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:28px;font-family:arial, helvetica, sans-serif\"\u003e3S 25A Balanced board:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eThe described power range is applicable to the following products:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eMassager battery pack, LED lamp backup power supply, 12V electronic products, solar street lamp battery pack, monitoring backup power supply, and other products.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote: The battery discharge rate shall be more than 3C for discharging products with current above 3A.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eMultiplication calculation formula: for a 1C ratio battery, the capacity of 2000 is equal to 2AH * 1=2A working current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e3C rate battery, 2000 capacity is equal to 2AH * 3=6A working current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eIn use, the battery will heat up, which means that the battery ratio is not applicable. In this case, it must not be used for a long time, and the battery will be damaged quickly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 1: Wiring 0V (B -), 3.7V (B1), 7.4V (B2), 11.1V (B+) in strict accordance with the diagram, and do not intentionally short circuit!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 2: After connecting the cable, it needs to be charged before output.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 3: When three groups of batteries are connected in series, please ensure that the voltages of each group of batteries are the same. If they are different, please fully charge each group of batteries separately and then use them in series. During the discharge test, the battery with fast voltage drop is a poor battery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eFor some customers with poor electronic foundation, please explain: Never mix good batteries with poor batteries! The capacity\/internal resistance of the three batteries should be as close as possible! (The service effect of two good batteries+one poor battery=the service effect of three poor batteries).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eProperties of the lithium battery protection board:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eModel: HX-3S-FL25A-A Overcharge voltage range: 4.25-4.35v ± 0.05v\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eDimension: 56 * 45 * 4.0mm Overdischarge voltage range: 2.3-3.0v ± 0.05v\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eWorking current: 0-25A Working temperature: - 40 ---+50 ℃\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eInstantaneous current: 35-40A Storage condition: - 40 --+80 ℃\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eQuiescent current: less than 30uA\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eInternal resistance: less than 100m Ω \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eShort circuit protection: it can be protected and delayed self recovery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:28px;font-family:arial, helvetica, sans-serif\"\u003e----------------------------------------------\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:28px;font-family:arial, helvetica, sans-serif\"\u003e3S 40A lithium battery protection board\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eScope of application: It is applicable to lithium batteries with a nominal voltage of 3.7V and a full charge voltage of 4.2V (including 18650, 26650 and polymer lithium batteries, without limitation of overall dimensions)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eProduct size: 41 * 55 * 3.4mm (Enhanced), 41 * 60 * 3.4 (Balanced)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eProduct weight: 8.8 g (Enhanced), 9.8 g (Balanced)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eCharging voltage: 12.6V~13.6V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eContinuous discharge current (upper limit): 40A (if the cooling environment is bad, please reduce the load current for use)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eContinuous charging current (upper limit): 20A\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eEnhanced Version: applicable to electric drills with starting current below 80A and power below 130W.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eBalanced Version: It is applicable to electric drills with starting current less than 80A and power less than 130W, and has equalizing charging function.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 1: Three 15C~20C power batteries or six 10C~15C power batteries are required to successfully start the electric drill (ordinary 18650 cannot start the electric drill!!!); 0V and 12.6V connecting wires shall be copper wires with an area of more than 3mm2 (nickel piece is not allowed!!!).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 2: Wiring 0V, 4.2V, 8.4V, 12.6V in strict accordance with the diagram, and do not intentionally short circuit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 3: When charging the battery, heating of the \"430\" resistor is normal, indicating that the equalizing circuit is working; If the \"430\" resistor is also hot without charging, please check whether it is connected to the wrong wire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eFor some customers with poor electronic foundation, please explain: Never mix good batteries with poor batteries! The capacity\/internal resistance of the three batteries should be as close as possible! (The service effect of two good batteries+one poor battery=the service effect of three poor batteries).\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"color:rgb(0, 0, 0);font-size:28px;font-family:arial, helvetica, sans-serif\"\u003e-------------------------------------------\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:28px;font-family:arial, helvetica, sans-serif\"\u003e4S 40A lithium battery protection board\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eScope of application: lithium batteries with a nominal voltage of 3.6V and 3.7V (including 18650, 26650 and polymer lithium batteries)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eProduct size: 45 * 55 * 3.4mm (enhanced version), 46 * 60 * 3.4mm (balanced version)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eProduct weight: 9.3g (enhanced version), 10.3g (balanced version)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eCharging voltage: 16.8V - 18.1V\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eContinuous discharge current (upper limit): 40A (if the cooling environment is bad, please reduce the load current for use)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eContinuous charging current (upper limit): 20A\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eStandard version: applicable to electric drills with starting current below 60A and power below 100W.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eEnhanced version: applicable to electric drills with starting current below 80A and power below 135W.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eEqualizing version: applicable to electric drills with starting current below 80A and power below 135W.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 1: Four 15C-20C power batteries or eight 10C-15C power batteries are required to successfully start the electric drill (ordinary 18650 cannot start the electric drill!!!).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 2: Wiring 0V, 4.2V, 8.4V, 12.6V, 16.8V in strict accordance with the diagram, and do not intentionally short circuit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 3: When the load with brush motor is used, try to connect a non-polar capacitor (withstand voltage above 25V, capacity 10uF-100uF) in parallel at the positive and negative terminals of the motor to prevent the reverse peak voltage generated by the motor from interfering with the protection board or breaking through MOS tubes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eNote 4: When four groups of batteries are connected in series, please ensure that the voltages of each group of batteries are the same. If they are different, please fully charge each group of batteries separately and then use them in series... During the discharge test, the group of batteries with fast voltage drop is the poor battery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003eExplain to some customers with poor electronic foundation that balanced charging is only an auxiliary function. Try not to mix good batteries with poor batteries! The capacity\/internal resistance of the four batteries should be as close as possible! (The use effect of 3 good batteries+1 poor battery=the use effect of 4 poor batteries).\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"font-family:arial, helvetica, sans-serif\"\u003e-------------------------------------------------------\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S90b000f8ee024cd6bb93b196fbdfbb3fJ.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"3S 40A Enhanced","offer_id":55469441843499,"sku":"14:1254#3S 40A Enhanced","price":4.44,"currency_code":"USD","in_stock":true},{"title":"3S 40A Balanced","offer_id":55469441876267,"sku":"14:771#3S 40A Balanced","price":4.84,"currency_code":"USD","in_stock":true},{"title":"4S 40A Enhanced","offer_id":55469441909035,"sku":"14:1052#4S 40A Enhanced","price":4.76,"currency_code":"USD","in_stock":true},{"title":"4S 40A Balanced","offer_id":55469441941803,"sku":"14:496#4S 40A Balanced","price":5.4,"currency_code":"USD","in_stock":true},{"title":"3S 25A Balanced","offer_id":55469441974571,"sku":"14:365458#3S 25A Balanced","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S8b37722f9cec4accbc289e208ff2e84aY.webp?v=1788860722","url":"https:\/\/yoeruyo.com\/products\/3s-4s-40a-li-ion-lithium-battery-charger-protection-board-18650-bms-for-drill-motor-11-1v-12-6v-14-8v-16-8v-enhance-balance","provider":"Yoeruyo","version":"1.0","type":"link"}