DALY Smart BMS Lithium-Ion 20S 72V 50A Battery Management System with UART, CAN, RS485 and Bluetooth Communication Support

The DALY Lithium-Ion 20S 72V 50A Waterproof BMS is a high-quality Battery Management System designed for 20-cell Lithium-Ion battery packs. This smart BMS ensures the safe operation of your battery pack by providing protection against overcharge, over-discharge, overcurrent, and short circuits. It supports passive balancing to maintain voltage consistency across cells, thereby increasing battery efficiency and lifespan. With its waterproof design, it is ideal for use in e-bikes, solar systems, energy storage systems, and electric vehicles.Key FeaturesSupports 20 series Lithium-Ion cells (20S)72V nominal battery system compatibilitySmart BMS with Bluetooth, UART, RS485, CAN.Includes switch and buzzer for better protection support. 50A continuous discharge currentFull protection: overcharge, over-discharge, short circuit, temperaturePassive balancing for enhanced battery lifeCompact and waterproof design for reliable outdoor usageSpecifications:ParameterValueBattery TypeLithium-Ion (Li-ion)Series20S (20 cells in series)Nominal Voltage72VContinuous Discharge50ACharging Current50AOvercharge Detection4.2V ± 0.05V per cellOver-discharge Detection2.50V ± 0.05V per cellOvercurrent Protection51ABalance FunctionYes (Passive Balancing)Balance Voltage3.70V per cellCommunicationUART, RS485, Bluetooth, CANWaterproofYesTemperature Range-15°C to 60°CDimensions125mm × 65mm × 13mm (typical)IC ChipIntegrated Smart Protection ICExplore wide range of DALY Smart BMS >Package Includes:1 x DALY Smart BMS Lithium-Ion 20S 72V 50A Battery Management System Module1 x Battery Connection Cable1 x Bluetooth Module1 x Buzzer/Alarm Module1 x Switch with Connector2 x Temperature Sensors(4 NTCs)1 x Communication/Signal Cable

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