TDT NMC 2S-4AMP (NTC) HARDWARE BMS

The TDT NMC 2S-4A (NTC) Hardware BMS is a compact Battery Management System (BMS)/Protection Circuit Module designed for a 2-cell (2S) NMC / Li-ion battery pack with a nominal voltage of ~7.4 V (full charge ~8.4 V). It’s built to provide essential protection and safe operation for moderate-current battery applications such as small electronics, portable power packs, and DIY battery builds.

Key Specifications

Battery Configuration: 2S NMC / Li-ion (2 cells in series)

Nominal Voltage: ~7.4 V (2 × ~3.7 V)

Rated Current: ~4 A continuous discharge / charge capability

Protection Type: Hardware BMS (non-smart, basic protect board)

Cell Chemistry Supported: NMC / Li-ion

NTC / Temperature Monitoring: Designed to include or support a temperature sensor line for thermal protection (NTC)

Operating Temperature: ~-20 °C to +60 °C