{"product_id":"daly-bms-5a-active-balancer-3s-4s-6s-7s-8s-10s-12s-13s-14s-15s-16s-for-lifepo4-and-li-ion-battery","title":"DALY 5A Active Balancer 3-16S for LiFePO4\/Li-ion Battery Packs (3S 4S 6S 7S 8S 10S 12S 13S 14S 15S 16S)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe DALY 5A Active Balancer is an active balance module for 3~16S Li-ion\/LiFePO4 battery packs. It uses energy-transfer balancing to reduce cell-to-cell voltage differences, supports automatic balance on\/off, and is designed for continuous real-time balancing.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eApplicable battery strings: 3~16S Li-ion\/LiFePO4\u003c\/li\u003e\n\u003cli\u003e5A balance current; energy-transfer (active) balancing\u003c\/li\u003e\n\u003cli\u003eAutomatically turns balance on\/off\u003c\/li\u003e\n\u003cli\u003e24-hour real-time balance; full-time detection; status light display\u003c\/li\u003e\n\u003cli\u003eSnap-on buckle-type cable + interface to help avoid misplugging\u003c\/li\u003e\n\u003cli\u003eEasy to install with preset screw holes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The data tolerance range is ±1mm.\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003e5A Hardware active balancer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery type\u003c\/td\u003e\n\u003ctd\u003eLi-ion\/LiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery strings\u003c\/td\u003e\n\u003ctd\u003e3~16S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalance method\u003c\/td\u003e\n\u003ctd\u003eActive balance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalance current\u003c\/td\u003e\n\u003ctd\u003e≤5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalance accuracy\u003c\/td\u003e\n\u003ctd\u003e±10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSleep current\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100uA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking power\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;1mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C ~ 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalance open condition\u003c\/td\u003e\n\u003ctd\u003eThe first string single voltage ≥3.1±0.1V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalance stop condition\u003c\/td\u003e\n\u003ctd\u003eThe first string single voltage ≤3.0±0.1V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalance indicator\u003c\/td\u003e\n\u003ctd\u003e1. ON: Balance is on\u003cbr\u003e2. Off: Balance off\/Fault\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize (3~8S)\u003c\/td\u003e\n\u003ctd\u003e97*65*21mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize (9~16S)\u003c\/td\u003e\n\u003ctd\u003e163*65*21mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePatent number\u003c\/td\u003e\n\u003ctd\u003eZL 2021 2 3440756.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eBalance Effect (Reference)\u003c\/h2\u003e\u003cp\u003eBalance effect comparison example: 8-string battery (100AH) pack balanced for 8 hours.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eStrings\u003c\/th\u003e\n\u003cth\u003e1S\u003c\/th\u003e\n\u003cth\u003e2S\u003c\/th\u003e\n\u003cth\u003e3S\u003c\/th\u003e\n\u003cth\u003e4S\u003c\/th\u003e\n\u003cth\u003e5S\u003c\/th\u003e\n\u003cth\u003e6S\u003c\/th\u003e\n\u003cth\u003e7S\u003c\/th\u003e\n\u003cth\u003e8S\u003c\/th\u003e\n\u003cth\u003eVoltage difference\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBefore balance voltage\u003c\/td\u003e\n\u003ctd\u003e3.896\u003c\/td\u003e\n\u003ctd\u003e3.877\u003c\/td\u003e\n\u003ctd\u003e3.902\u003c\/td\u003e\n\u003ctd\u003e3.491\u003c\/td\u003e\n\u003ctd\u003e3.778\u003c\/td\u003e\n\u003ctd\u003e4.130\u003c\/td\u003e\n\u003ctd\u003e3.892\u003c\/td\u003e\n\u003ctd\u003e3.958\u003c\/td\u003e\n\u003ctd\u003e0.639\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAfter balance voltage\u003c\/td\u003e\n\u003ctd\u003e3.791\u003c\/td\u003e\n\u003ctd\u003e3.791\u003c\/td\u003e\n\u003ctd\u003e3.795\u003c\/td\u003e\n\u003ctd\u003e3.792\u003c\/td\u003e\n\u003ctd\u003e3.795\u003c\/td\u003e\n\u003ctd\u003e3.799\u003c\/td\u003e\n\u003ctd\u003e3.796\u003c\/td\u003e\n\u003ctd\u003e3.800\u003c\/td\u003e\n\u003ctd\u003e0.009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eThe above data comes from DALY Laboratory, for reference only.\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Wiring Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDifferent manufacturers’ cables may not be universal and may lead to inaccurate sampling; use matching cables.\u003c\/li\u003e\n\u003cli\u003ePlease solder the cable separately first, then plug in the balancer after confirming the cable is soldered correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 1: Solder the wires.\u003c\/strong\u003e Connect the black wire to the total negative pole B-. The second wire (the first red wire) next to the black wire is connected to the positive pole of the first string. Then connect the positive poles of each string in turn until the last red wire is connected to the total positive pole B+.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 2: Measure the voltage.\u003c\/strong\u003e After all cables are connected, use a multimeter to measure whether the voltage of each string and the total voltage of the cable terminals are normal. Li-ion should be around 3.0~4.15V; LiFePO4 should be around 2.5~3.6V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 3: Getting started.\u003c\/strong\u003e (1) The active balancer can be automatically activated when the power is turned on; if the cable is disconnected, it needs to be re-energized to activate. (2) When the first string voltage is ≥3.1+0.1V, it automatically turns on balance; when the first string voltage is ≤3.0+0.1V, it will turn off. (3) Status light: green light on = balance is on; green light off = balance off.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRV energy storage\u003c\/li\u003e\n\u003cli\u003eEnergy storage cabinet\u003c\/li\u003e\n\u003cli\u003eLow speed vehicle\u003c\/li\u003e\n\u003cli\u003eTourist car\u003c\/li\u003e\n\u003cli\u003eForklift\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor product selection help and after-sales support, contact https:\/\/tsolar.top\/ or service@tsolar.top.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"DALY 5A Active Balancer module for 3–16S Li-ion\/LiFePO4 packs, featuring energy-transfer active balancing\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S.jpg?v=1779375351\"\u003e\u003cimg alt=\"Text banner: “Small size · very useful” and “Save space, widely adapted”\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_2ed4f150-7b2f-430a-85bd-349bc21426f8.jpg?v=1779375361\"\u003e\u003cimg alt=\"DALY 5A Active Balancer size comparison for 3–8S and 9–16S versions (97×65×21 mm and 163×65×21 mm)\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_59606b78-ba4d-4ef2-8f81-4f208ba7c8a1.jpg?v=1779375376\"\u003e\u003cimg alt=\"Product parameters table for 5A hardware active balancer: 3–16S Li-ion\/LiFePO4, ≤5A, ±10 mV accuracy\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_2d72ad96-4ff3-4708-9ef2-952cb5b9b7bf.jpg?v=1779375388\"\u003e\u003cimg alt=\"Applications graphic showing use cases: RV energy storage, energy storage cabinet, low-speed vehicle, tourist car, forklift\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_8657bfaf-7473-4ad5-b49a-2eb3ef50922b.jpg?v=1779375399\"\u003e\u003cimg alt=\"Text banner: “Efficient, accurate and stable” active balancing message\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_d1b0b3f6-06a0-4848-8d8d-932dc623816a.jpg?v=1779375411\"\u003e\u003cimg alt=\"Active balancing benefits graphic highlighting 5A balance current, energy-transfer balancing, and patent number ZL 2021 2 3440756.2\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_f9dfaa2a-90f7-45d1-8363-72e956d372a8.jpg?v=1779375422\"\u003e\u003cimg alt=\"Balance effect table for an 8S 100Ah example, showing voltage difference reduced from 0.639 to 0.009 after balancing\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_3a37b0d1-07e5-4807-a31d-b4d56e007603.jpg?v=1779375433\"\u003e\u003cimg alt=\"24-hour monitoring graphic with icons for automatic balance, full-time detection, and status light display\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_3b6f196e-fc6f-4fdb-8b7a-317fc305059e.jpg?v=1779375452\"\u003e\u003cimg alt=\"Text banner: “Precision manufacturing, high quality” and “DALY innovations, Reliable quality”\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_d4ab91b8-5bf8-4403-b353-d965056bae0e.jpg?v=1779375462\"\u003e\u003cimg alt=\"Installation detail showing preset mounting holes and snap-on buckle cable interface to help avoid misplugging\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_6db1d26c-4bde-44b6-a7c1-b6ca5129ef2e.jpg?v=1779375472\"\u003e\u003cimg alt=\"Exploded view of internal components: shell, PCBA with capacitors, light guide column, sockets, and insulating base\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_11133b8d-53a9-491f-83d9-ca8338405b45.jpg?v=1779375483\"\u003e\u003cimg alt=\"Wiring diagram for the sampling cable from B- to B+ across battery strings, with soldering and voltage-check steps\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_ed51bc64-8935-420c-bffe-9cd8d2178a31.jpg?v=1779375496\"\u003e\u003cimg alt=\"Text banner: “About DALY” and “Make green energy safer and smarter”\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_8667d0ec-c6ec-4422-bea6-4d5675203553.jpg?v=1779375505\"\u003e\u003cimg alt=\"Company overview panel with DALY office and production center photos plus export, patents, and ISO9001 claims text\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_1d2f1f2e-11b4-4c29-9089-0f0440411668.jpg?v=1779375521\"\u003e\u003cimg alt=\"Reliable technical support panel showing DALY R\u0026amp;D staff and electronics testing workstation\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_9ad9bafc-7dc5-426a-aef6-e42e27e78766.jpg?v=1779375531\"\u003e\u003cimg alt=\"Factory capacity panel with production line photos and text about technicians, workshops, and output volume\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_ed8aa680-ee35-47c7-94b0-d217b205741c.jpg?v=1779375542\"\u003e\u003cimg alt=\"FAQ panel covering delivery time, logistics options, warranty information, and product data reference note\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S_0c66c786-179c-4a9c-8b2c-9f30cee93e46.jpg?v=1779375554\"\u003e\u003cimg alt=\"Banner text reading “Click the link to view more detailed information” with a hand cursor icon\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S.webp?v=1779375564\"\u003e\n\u003c\/div\u003e","brand":"daly","offers":[{"title":"CHINA \/ 3S","offer_id":52285716103442,"sku":"G11-001-92061-1","price":34.96,"currency_code":"USD","in_stock":true},{"title":"CHINA \/ 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14S","offer_id":52285716365586,"sku":"G11-001-92061-9","price":73.6,"currency_code":"USD","in_stock":true},{"title":"CHINA \/ 15S","offer_id":52285716398354,"sku":"G11-001-92061-10","price":76.68,"currency_code":"USD","in_stock":true},{"title":"CHINA \/ 16S","offer_id":52285716431122,"sku":"G11-001-92061-11","price":79.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0863\/2860\/6994\/files\/Daly-BMS-5A-Active-Balancer-3S-4S-6S-7S-8S-10S-12S-13S-14S-15S-16S_a39eb5ed-256f-44cd-a52e-81e6b847cc9f.webp?v=1779204075","url":"https:\/\/tsolar.top\/products\/daly-bms-5a-active-balancer-3s-4s-6s-7s-8s-10s-12s-13s-14s-15s-16s-for-lifepo4-and-li-ion-battery","provider":"TSolar","version":"1.0","type":"link"}