1S LiFePO4 BMS Board 3.2V/3.7V 7A – PCM Short Circuit Protection
1S LiFePO4 BMS Board 3.2V/3.7V 7A – PCM Short Circuit Protection
1S LiFePO4 BMS Charging Board – 3.2V / 3.7V, 7A with Multi-Layer Protection
Keep your lithium iron phosphate battery packs safe and performing at their best with this compact 1S LiFePO4 Battery Management System (BMS) Charging Board. Engineered for reliability, this PCM module delivers 7A continuous current handling along with a robust suite of built-in protections — making it an ideal solution for DIY electronics, mobile devices, power banks, RC projects, and more.
Available in packs of 1 to 5 boards, so you can stock up and save.
Made in Mainland China.
Key Features
- Wide Voltage Compatibility: Supports both 3.2V (LiFePO4) and 3.7V (Li-ion) single-cell configurations
- 7A Continuous Current Rating: Handles demanding charge and discharge cycles with ease
- Short Circuit Protection: Instantly cuts power to prevent damage from unexpected shorts
- Self-Recovery Function: Automatically resets after a fault condition clears — no manual reset needed
- Temperature Protection: Built-in thermal monitoring guards against overheating during operation
- PCM (Protection Circuit Module): Overcharge, over-discharge, and overcurrent safeguards all in one board
- SMD Package: Ultra-compact surface-mount design fits tight battery compartments
- Wide Operating Temperature Range: -40°C to 80°C for versatile environments
- New Condition: Each board ships brand new and ready to install
Specifications
| Cell Configuration | 1S (Single Cell) |
| Compatible Chemistry | LiFePO4 (3.2V) / Li-ion (3.7V) |
| Continuous Current | 7A |
| Package Type | SMD Module |
| Operating Temperature | -40°C to 80°C |
| Condition | New |
| Country of Origin | Mainland China |
What's Included
- 1–5 × 1S LiFePO4/Li-ion BMS Charging Protection Board (quantity selected at checkout)
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Frequently Asked Questions
Q: What is a 1S LiFePO4 BMS charging board and what does it do?
A: A 1S BMS (Battery Management System) charging board is a protection circuit module designed for single-cell lithium iron phosphate (LiFePO4) or lithium-ion batteries. It monitors and controls the charging and discharging process, protecting the battery from overcharge, over-discharge, overcurrent, short circuits, and excessive temperatures — extending battery life and ensuring safe operation.
Q: Is this BMS board compatible with both LiFePO4 and standard Li-ion batteries?
A: Yes. This 1S BMS board supports both 3.2V LiFePO4 chemistry and 3.7V Li-ion chemistry, making it versatile for a wide range of single-cell battery projects including mobile devices, DIY power banks, RC vehicles, and portable electronics.
Q: What does the self-recovery feature mean?
A: The self-recovery function means that after a protection event — such as a short circuit or overcurrent condition — the BMS board will automatically reset and resume normal operation once the fault condition is removed, without requiring any manual intervention or board replacement.
Q: How many boards come in a pack?
A: This listing is available in quantities of 1, 2, 3, 4, or 5 boards. Simply select your preferred quantity at checkout. Buying in multi-packs is a cost-effective option for hobbyists and engineers working on multiple battery projects.