BMS NMC 6S 20A (TDT) (115e)

TDT BMS NMC 6S 20A Hardware

Product Data Sheet

The BMS NMC 6S 20A (TDT) is a powerful and reliable Battery Management System engineered for lithium-ion battery packs with 6 cells in series (6S), totaling a nominal voltage of 22.2V. Built with industry-grade precision, this module supports up to 20A continuous current, offering robust protection, efficient power delivery, and long battery life for energy-intensive applications such as electric bikes, scooters, solar batteries, DIY ESS systems, and robotics.

Technical Specifications

• Battery Type: Lithium-ion (NMC)
• Configuration: 6 Series (6S)
• input Voltage B+ to B-: -0.3~+20V
• Overcharge Detection voltage/1CELL: 4.28±0.05V
• Over discharge Detection voltage/1CELL: 2.8±0.1V
• Over current: 4-6A
• Suggest working temperature: -20°C~+60°C

Key Features

• 20A Continuous Current Handling
  Perfect for medium to high-drain lithium-ion applications such as e-bikes and power banks.

• Comprehensive Safety Mechanisms
  Integrated protection against overcharge, over-discharge, overcurrent, short circuit, and temperature extremes.

• Cell Balancing Function (if available)
  Balances the voltage between all 6 cells during charging, ensuring optimized lifespan and performance.

• Robust Build Quality
  High-endurance MOSFETs, wide nickel strip compatibility, and heat-dissipating PCB architecture.

• Compact Form Factor
  Easy to integrate into battery pack housings with well-placed ports and wires.

Applications

• Electric Bicycles and Scooters
• Portable Energy Storage Systems (ESS)
• Robotics and Prototyping
• Solar Power Packs
• DIY Lithium-ion Projects

The PCM NMC 6S/20A SAME PORT (TDT) is a Battery Protection Circuit Module (PCM) designed for 6 series Nickel Manganese Cobalt (NMC) battery packs, supporting a 20A continuous discharge current. This module is ideal for moderate to high-power applications, such as energy storage systems, small electric vehicles, and backup power solutions. The same port design integrates both the protection and balancing functions into a single port for simplified setup. It provides critical protection features, including overcharge, over-discharge, overcurrent, short circuit, and temperature protection, ensuring the safe and efficient operation of the battery. The TDT designation refers to a specific manufacturer or design for reliable battery management.