{"product_id":"daly-smart-bms-4s-8s-7s-17s-7s-24s-80a-100a-120a-smart-integrated-bluetooth-surveillance-lithium-battery-lifepo4-li-ion-lto","title":"DALY Smart BMS Y-Series YK 80A\/100A\/120A 4-8S 7-17S 7-24S Bluetooth Li-ion LiFePO4 LTO","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe DALY \u003ca href=\"https:\/\/tsolar.top\/collections\/smart-bms\" title=\"Smart BMS\"\u003eSMART BMS\u003c\/a\u003e Y-series 80-120A (YK) is a smart battery management system (BMS) with built-in Bluetooth for real-time monitoring via an app. It supports multiple string ranges (4-8S \/ 7-17S \/ 7-24S options) and is designed for lithium battery packs including Li-ion, LiFePO4, and LTO. It provides protection, passive equalization, and supports optional communication\/expansion accessories.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional string ranges:\u003c\/strong\u003e 4-8S \/ 7-17S \/ 7-24S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional current range:\u003c\/strong\u003e 80A \/ 100A \/ 120A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in Bluetooth:\u003c\/strong\u003e Monitor battery data in real time by connecting to the app\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart strings identification:\u003c\/strong\u003e Auto-identifies pack strings on first power-up only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePassive equalization (passive balance):\u003c\/strong\u003e Balanced Start Voltage 3.4V; Balanced Opening Voltage Difference ≥20mV; Passive Balance Current 100±30mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection functions:\u003c\/strong\u003e Overcharge, Over-discharge, Overcurrent, Pre-charge, Short circuit, High temperature, Low temperature, Static electricity, Offline\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e Standard communication Uart; customizable communication RS485, SIF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParallel current limiting:\u003c\/strong\u003e Integrated 1A parallel current limiting module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePC software:\u003c\/strong\u003e PC Master supports Windows system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth OS support:\u003c\/strong\u003e Android\/iOS\/HarmonyOS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware notes (from provided content):\u003c\/strong\u003e Precise and fast IC; low resistance, high withstand voltage MOSFET; thermal silica for heat dissipation; preset interface and buckle cable for convenient connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;width:100%\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries \/ Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDALY SMART BMS: Y-series 80-120A (YK)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptional strings range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-8S \/ 7-17S \/ 7-24S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptional current range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80A \/ 100A \/ 120A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize (YK)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e130*65.5*14.2mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eB-P- (YK)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7AWG 150mm (80A\/100A); 6AWG 150mm (120A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable (YK)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e550mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLi-ion \/ LiFePO4 \/ LTO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eString number range (Li-ion)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-8 \/ 7-17 \/ 7-20S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eString number range (LiFePO4)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-8 \/ 8-17 \/ 8-24S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eString number range (LTO)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6-8 \/ 10-17 \/ 10-24S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eN x 4.2V (Li-ion); N x 3.2V (LiFePO4); N x 2.4V (LTO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40~85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleep current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;600uA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSleep time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3600S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell sampling voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5~4.9V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard communication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCustomizable communication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRS485, SIF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallel current limiting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated 1A parallel current limiting module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensional tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eBasic Functions\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOver-charging protection\u003c\/li\u003e\n\u003cli\u003eOver-discharging protection\u003c\/li\u003e\n\u003cli\u003eOver-current protection\u003c\/li\u003e\n\u003cli\u003eTemperature protection\u003c\/li\u003e\n\u003cli\u003eDisconnect protection\u003c\/li\u003e\n\u003cli\u003eShort Circuit Protection\u003c\/li\u003e\n\u003cli\u003eBalance Function\u003c\/li\u003e\n\u003cli\u003eShort Circuit protection recover\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMS*1pcs\u003c\/li\u003e\n\u003cli\u003eSampling cable*1pcs\u003c\/li\u003e\n\u003cli\u003eTemperature probe (NTC)*1pcs\u003c\/li\u003e\n\u003cli\u003eB+ cable *1pcs\u003c\/li\u003e\n\u003cli\u003eEnglish manual *1pcs\u003c\/li\u003e\n\u003cli\u003eUSB-Uart cable *1pcs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOptional Accessories \/ Customization (Bulk\/OEM)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUART to USB cable\u003c\/li\u003e\n\u003cli\u003eBattery Capacity Indicator\u003c\/li\u003e\n\u003cli\u003eTouch screen LCD\u003c\/li\u003e\n\u003cli\u003eSoft switch\u003c\/li\u003e\n\u003cli\u003eKey switch\u003c\/li\u003e\n\u003cli\u003eRS485 and CAN Communication\u003c\/li\u003e\n\u003cli\u003eDO\/I port for special needs\u003c\/li\u003e\n\u003cli\u003eExpandable accessories (as listed): display screen, WiFi module, GPS module, parallel module, buzzer, heating module, key switch, etc.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eOptional accessories and customized accessories must match the BMS model and be purchased at the same time. For function\/parameter\/logo customization and OEM requirements, contact customer service at \u003ca href=\"https:\/\/tsolar.top\/\"\u003ehttps:\/\/tsolar.top\/\u003c\/a\u003e or service@tsolar.top.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRV energy storage\u003c\/li\u003e\n\u003cli\u003ePhotovoltaic energy storage\u003c\/li\u003e\n\u003cli\u003eHome and outdoor energy storage\u003c\/li\u003e\n\u003cli\u003eElectric vehicles\u003c\/li\u003e\n\u003cli\u003eTricycles\u003c\/li\u003e\n\u003cli\u003eForklifts\u003c\/li\u003e\n\u003cli\u003eTourist vehicles\u003c\/li\u003e\n\u003cli\u003eGolf cart\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes (Balance Cable Connection)\u003c\/h2\u003e\u003ch3\u003ePreparation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFind the total positive and total negative of the battery pack.\u003c\/li\u003e\n\u003cli\u003eFind B-\/P- of BMS.\u003c\/li\u003e\n\u003cli\u003eInsert temperature probe (NTC) into the BMS.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWelding\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e When soldering, the balance cable cannot be inserted into the BMS.\u003c\/li\u003e\n\u003cli\u003e(1) Weld sampling cables: Start from thin black wire to B- (total negative), then connect each cell's positive in order. Last red wire to B+ (total positive). \u003cstrong\u003eNote:\u003c\/strong\u003e Do NOT plug into BMS during welding. Insulate unused wires.\u003c\/li\u003e\n\u003cli\u003e(2) Check voltages: Use multimeter or wire tester to confirm each cell's voltage is normal. Fix any miswiring or poor soldering.\u003c\/li\u003e\n\u003cli\u003e(3) Weld output wires: Secure B- and P- to BMS with 10N·m torque; weld B- to battery negative. \u003cstrong\u003eNote:\u003c\/strong\u003e Insulate P- before final connection.\u003c\/li\u003e\n\u003cli\u003e(4) Plug NTC and sampling cable: Insert NTC, then plug sampling cable to auto-activate BMS.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVoltage Measurement\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMeasure whether the battery voltage (B+→B-) is consistent with the output voltage of the BMS (B+ P-).\u003c\/li\u003e\n\u003cli\u003eIf the two voltage values are equal, it means that the BMS is working normally.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow to Choose the Right BMS (Important)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery chemistry match:\u003c\/strong\u003e BMS type and lithium battery type must be in one-to-one correspondence (Li-ion\/LiFePO4). Mismatch may cause BMS damage and the battery may not be fully charged and discharged.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eString match:\u003c\/strong\u003e BMS strings and battery strings must be in one-to-one correspondence. Mismatch can lead to BMS and battery burn out.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelection method (as provided):\u003c\/strong\u003e load maximum power ÷ (string number of battery × overdischarge voltage) × coefficient. Depending on the battery usage scenario, the coefficient value is different.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"DALY BMS brand banner highlighting 10+ years innovation and cumulative R\u0026amp;D investment\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart.jpg?v=1779719359\"\u003e\u003cimg alt=\"DALY manufacturing and certification banner with CE and RoHS icons plus factory-direct logistics notes\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_1ac28e97-ef9b-49b2-9950-3d0ef65259fe.jpg?v=1779719365\"\u003e\u003cimg alt=\"DALY Smart BMS Y-series mini-black unit with smart compatible strings for Li-ion, LiFePO4, and LTO packs\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_72cd8c08-6fb2-43f7-8435-5d2a40415553.jpg?v=1779719373\"\u003e\u003cp\u003eA smart battery management system for lithium packs, designed to cover multiple string-count options in one platform.\u003c\/p\u003e\n\u003cimg alt=\"Feature overview collage: pack compatibility, auto string identification, built-in Bluetooth app, and optional RS485\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_4d8bf9c8-9640-44ea-95cd-da7fad3912d3.jpg?v=1779719381\"\u003e\u003cimg alt=\"Product parameters chart for Y-series models showing YK 80A\/100A\/120A size and cable length details\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_1c473fdf-7027-4f9a-a1a9-4ceb0cc46adc.jpg?v=1779719388\"\u003e\u003cp\u003eChoose the YK version in 80A, 100A, or 120A, with the listed board size and cable lengths for your build.\u003c\/p\u003e\n\u003cimg alt=\"Specifications chart listing operating temperature, balance current, sleep current, UART\/RS485 options, and protections\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_3a7ba27f-198f-4865-89d8-1c79827fa5f2.jpg?v=1779719396\"\u003e\u003cp\u003eDetailed electrical specs include passive balance current, sleep current, communications (UART with optional RS485\/SIF), and built-in protections.\u003c\/p\u003e\n\u003cimg alt=\"Application graphic showing BMS used in lithium battery packs for e-bikes, EVs, RVs, golf carts, and forklifts\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_e5c553ff-1161-45ea-ad8c-3dbcbb77d743.jpg?v=1779719403\"\u003e\u003cimg alt=\"Red banner text: One BMS For All, Mini-Black BMS, Y Series\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_d2060350-d51f-42e2-b6e4-dd5e9d4b59e5.jpg?v=1779719409\"\u003e\u003cimg alt=\"DALY Smart BMS board with 4–8S, 7–17S, and 7–24S string range options plus Li-ion, LiFePO4, and LTO compatibility\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_3ad92813-47b9-4e14-926f-3caef08ff612.jpg?v=1779719416\"\u003e\u003cp\u003eMultiple string ranges support Li-ion, LiFePO4, and LTO packs, helping standardize parts across different battery builds.\u003c\/p\u003e\n\u003cimg alt=\"Auto-identifies battery strings on first activation graphic with 4S through 24S pack examples around the BMS\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_a734f3b8-a135-46b4-aa32-c7bd69d50d78.jpg?v=1779719423\"\u003e\u003cp\u003eInitial power-up can auto-detect the pack string count to speed setup during installation.\u003c\/p\u003e\n\u003cimg alt=\"DALY Smart BMS app monitoring screen over Bluetooth, showing battery status like voltage, current, and state of charge\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_3a806556-a991-4caf-b6b7-2d21beefa44e.jpg?v=1779719431\"\u003e\u003cp\u003eBuilt-in Bluetooth connects to the app for real-time monitoring and parameter settings on supported mobile devices.\u003c\/p\u003e\n\u003cimg alt=\"Exploded view of BMS housing and PCB highlighting high current resistance construction (YM model used as example)\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_735919af-f7e8-4d54-bdf8-a811ba3ddffb.jpg?v=1779719439\"\u003e\u003cp\u003eInternal structure emphasizes robust power components and enclosure design; visuals use a comparable series example.\u003c\/p\u003e\n\u003cimg alt=\"Red banner text: Intelligent Expansion, convenient and efficient, Mini-Black BMS Y Series\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_a6aba39f-5209-4ac1-8d70-fa74acda4a3c.jpg?v=1779719446\"\u003e\u003cimg alt=\"BMS expansion layout showing UART and customized RS485 connections plus optional add-ons like display, WiFi, GPS, buzzer\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_12e75b5e-543b-4729-9f3f-62db4fe57d47.jpg?v=1779719456\"\u003e\u003cp\u003eOptional expansion accessories and communication ports make it easier to integrate monitoring, alarms, and controller connections.\u003c\/p\u003e\n\u003cimg alt=\"DALY Cloud remote management diagram showing BMS WiFi\/BT connecting through router to cloud server and app\/PC dashboard\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_8074810d-7a43-4e38-bc38-41460bee5f42.jpg?v=1779719464\"\u003e\u003cp\u003eRemote fleet-style monitoring is available through DALY Cloud when used with supported networking accessories.\u003c\/p\u003e\n\u003cimg alt=\"Optional DALY WiFi+BT module for connecting the BMS to the cloud platform and enabling remote firmware upgrades\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_5b1b7195-0677-4bc0-95a5-3059962095e1.jpg?v=1779719469\"\u003e\u003cimg alt=\"Display accessory options including 3-inch displays, circular indicator board, 4.3-inch touch screen, and LED indicators\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_81e49cfe-8ba1-4f75-8a32-1453749737bc.jpg?v=1779719477\"\u003e\u003cp\u003eAdd a dedicated display or indicator to keep key battery data visible on the vehicle or enclosure.\u003c\/p\u003e\n\u003cimg alt=\"Red banner text: Fine Craftsmanship, safe and worry-free, Mini-Black BMS Y Series\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_6d688221-9f1e-4304-93ba-c15b2f37efc0.jpg?v=1779719485\"\u003e\u003cimg alt=\"DALY Smart BMS circuit board close-up with connector ports and low power consumption specs (≤10mA, \u0026lt;600µA).\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_f72f6eac-89e3-4cb2-8233-194c46ba138d.jpg?v=1779719493\"\u003e\u003cp\u003eDALY Smart BMS is designed for low power draw, with listed working power ≤10mA and sleeping current under 600µA.\u003c\/p\u003e\n\u003cimg alt=\"DALY Smart BMS modules wired to multiple battery packs in a parallel connection with red and black power leads\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_cb6db499-0bc7-48d1-96ff-527b8ff25108.jpg?v=1779719502\"\u003e\u003cp\u003eThe DALY Smart BMS is designed for parallel battery pack expansion with integrated parallel protection to reduce high-current impact.\u003c\/p\u003e\n\u003cimg alt=\"DALY Smart BMS packing list with BMS unit, manual, sampling cable, DIO cable, NTC sensor, B+ line, screws and box\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_31cd6aaf-85b8-47e4-a6d5-357c6defead7.jpg?v=1779719513\"\u003e\u003cp\u003eThe DALY Smart BMS package includes the BMS unit, manual, sampling cable, DIO cable, NTC sensor leads, B+ line, and mounting screws.\u003c\/p\u003e\n\u003cimg alt=\"DALY Smart BMS 4–8S wiring diagram with load and charger connections, B+ line, B- total negative, and cell tap leads\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_6b23d862-bc5e-416d-9c89-0aa630c2336f.jpg?v=1779719520\"\u003e\u003cp\u003eDALY Smart BMS wiring guidance outlines the 4–8S connections for charger, load, B+\/B- leads, and the cell sampling harness.\u003c\/p\u003e\n\u003cimg alt=\"DALY Smart BMS wiring diagram for 7–17S and 7–24S packs, showing load\/charger leads, B+ and B- terminals, and balance wires\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_ea41c437-65e0-4228-9489-c788c935ed0d.jpg?v=1779719527\"\u003e\u003cp\u003eDALY Smart BMS wiring diagrams map the charger\/load connections, B+ and B- terminals, NTC lead, and the numbered balance-wire order for 7–17S or 7–24S battery packs.\u003c\/p\u003e\n\u003cimg alt=\"DALY Smart BMS promotional banner with “Mini-Black BMS” and “Y Series” text on a red background\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_146a332d-71ff-4920-8bd9-a0d8467475b3.jpg?v=1779719534\"\u003e\u003cp\u003eThe DALY Smart BMS Mini-Black BMS Y Series branding is presented on a simple red header graphic.\u003c\/p\u003e\n\u003cimg alt=\"DALY Smart BMS infographic about IoT R\u0026amp;D support, customizable app\/PC\/cloud manager, and Bluetooth\/WiFi options\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_ad3d25b7-2cce-4ade-88c6-2e46c277a0dd.jpg?v=1779719541\"\u003e\u003cp\u003eDALY Smart BMS support includes customizable app, PC master, and cloud manager features with Bluetooth\/WiFi hardware and software options.\u003c\/p\u003e\n\u003cimg alt=\"DALY engineers in a lab reviewing circuit designs and test data on large screens for Smart BMS development\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_5b62e597-2e54-40f3-9dca-8a8b265481f9.jpg?v=1779719549\"\u003e\u003cp\u003eDALY Smart BMS development is backed by an engineering team reviewing circuit designs and test data in a lab setting.\u003c\/p\u003e\n\u003cimg alt=\"DALY smart manufacturing facility with technicians operating equipment and assembling electronics for Smart BMS production\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_f9a5b4b7-e273-46e8-82fc-d54f549d3060.jpg?v=1779719558\"\u003e\u003cp\u003eDALY’s intelligent production base supports large-scale Smart BMS manufacturing with dedicated testing and assembly lines.\u003c\/p\u003e\n\u003cimg alt=\"FAQ page for DALY Smart BMS listing delivery time, logistics options, warranty terms, and product data notes\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/Daly-Smart-BMS-4S-8S-7S-17S-7S-24S-80A-100A-120A-Smart_ec4090ec-e8a6-47f4-81c9-ca263b6c6bcf.jpg?v=1779719566\"\u003e\u003cp\u003eDALY Smart BMS ordering details cover delivery time estimates, logistics options, warranty terms, and product data references.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"daly","offers":[{"title":"4S-8S 80A UART BMS","offer_id":52285762273554,"sku":"G09-RYK-101464-1","price":48.54,"currency_code":"USD","in_stock":true},{"title":"4S-8S 100A UART BMS","offer_id":52285762306322,"sku":"G09-RYK-101464-2","price":53.72,"currency_code":"USD","in_stock":true},{"title":"4S-8S 120A UART BMS","offer_id":52285762339090,"sku":"G09-RYK-101464-3","price":59.18,"currency_code":"USD","in_stock":true},{"title":"7S-17S 80A UART BMS","offer_id":52285762371858,"sku":"G09-RYK-101464-4","price":55.68,"currency_code":"USD","in_stock":true},{"title":"7S-17S 100A UART 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