1S 3.7V LiPo Battery Charger Board 2.5A with BMS Protection Module
1S 3.7V LiPo Battery Charger Board 2.5A with BMS Protection Module
1S 3.7V Li-ion / LiPo Battery Charger Board — 2.5A with BMS Protection Module
Keep your single-cell lithium batteries charged safely and efficiently with this compact 1S 3.7V Li-ion/LiPo Battery Charger Board. Delivering up to 2.5A of charging current, this SMD module integrates a Battery Management System (BMS) protection circuit to guard against overcharge, over-discharge, and short-circuit events — making it an ideal solution for DIY electronics projects, RC devices, portable gadgets, and more.
Whether you're building a custom power bank, upgrading a handheld device, or prototyping a new circuit, this board offers reliable, stable performance in a small footprint. Available in a pack of 1, 2, or 3 modules to suit your project scale.
Key Features
- Compatible Chemistry: Supports 1S Li-ion and LiPo battery cells
- Supply Voltage: 3.7V – 4.2V
- Max Charge Current: 2.5A for fast, efficient charging
- Integrated BMS Protection: Overcharge, over-discharge, and short-circuit protection built in
- Package Type: SMD (Surface-Mount Device) — compact and easy to integrate
- Wide Operating Temperature: -40°C to 80°C for versatile use environments
- High-Concern Chemicals: None — safe for everyday DIY use
- Condition: Brand new
- Quantity Options: Available as 1-pack, 2-pack, or 3-pack
Specifications
| Battery Type | 1S Li-ion / LiPo |
| Nominal Voltage | 3.7V |
| Supply Voltage Range | 3.7V – 4.2V |
| Max Charge Current | 2.5A |
| Package | SMD Module |
| Operating Temperature | -40°C to 80°C |
| Country of Origin | Made in Mainland China |
Who Is This For?
This charger board is perfect for electronics hobbyists, engineers, and makers who need a reliable, space-saving BMS charging solution for single-cell lithium batteries. Ideal for use in DIY power banks, RC vehicles, Arduino-based projects, drone components, and portable consumer electronics.
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Frequently Asked Questions
Q: What types of batteries is this 3.7V charger board compatible with?
A: This charger board is designed specifically for 1S (single-cell) Li-ion and LiPo batteries operating at a nominal voltage of 3.7V, with a maximum charge voltage of 4.2V. It is not suitable for multi-cell battery packs or other battery chemistries such as NiMH or lead-acid.
Q: Does the BMS protection module prevent battery damage during charging?
A: Yes. The integrated BMS (Battery Management System) protection circuit actively guards your battery against overcharge, over-discharge, and short-circuit conditions, helping to extend battery life and maintain safe operation during charging and discharging cycles.
Q: Can I use this charger board in a DIY electronics project?
A: Absolutely. Its compact SMD form factor and wide operating temperature range (-40°C to 80°C) make it well-suited for integration into a wide variety of DIY electronics projects, including portable power supplies, Arduino builds, RC devices, and custom battery-powered gadgets.
Q: How many modules do I receive per order?
A: This listing is available in a 1-pack, 2-pack, or 3-pack — simply select the quantity option that best matches your project needs at the time of purchase.