3S 4S 40A 60A Li-ion Lithium Battery Protection Board – BMS for DIY Drills
Introducing our High-Quality Li-ion Battery Protection Solution
Ensure optimal performance and safety for your DIY drills with our reliable 3S/4S 40A/60A Li-ion Lithium Battery Protection Board – BMS.
Key Features:
- 3S/4S Battery Compatibility: Optimized for use with 3S or 4S Li-ion batteries, providing versatile protection options.
- 40A/60A Amperage Support: Enhances power delivery for demanding applications like drills.
- 12V/16.8V Voltage Protection: Safeguards your batteries from overcharge at 12V or 16.8V.
- Balance Enhanced: Quickly balances cell voltages during charging, ensuring equal health across all cells.
Features:
Protect Your Investment: Our advanced BMS board provides comprehensive protection against overcharge, short circuit, and thermal runaway.
Efficiency Enhanced: Optimize battery performance by balancing cells during charging, increasing overall efficiency.
Easy Installation: Compatible with various DIY projects and drills, allowing for seamless integration.
Durable Construction: Made from high-quality materials for reliable and long-lasting protection.
Why Choose Us:
Expertise and Quality: Our team specializes in providing reliable and efficient battery management solutions.
Customer-Centric Design: Designed with your needs in mind, ensuring a perfect fit for your DIY projects.
Multi-Voltage Support: Compatible with both 12V and 16.8V battery configurations.
Includes:
1 x 3S/4S Li-ion Lithium Battery Protection Board
1 x User Manual
1 x 5V USB Output Port
1 x DC Output Port
1 x 3.3V/5V Regulator
1 x Firmware Upgrade Chip
1 x 5V/1A Charging Output
1 x 5V/2A Charging Output
1 x 12V/2A Charging Output
1 x 12V/4A Charging Output
1 x 12V/6A Charging Output
1 x 12V/8A Charging Output
Why Choose Our 3S/4S Li-ion Lithium Battery Protection Board?
- Reliable Overcharge Protection: Safeguard your lithium-ion batteries from damage due to overcharge.
- Balanced Charging: Ensure equal battery health with our built-in balancing feature.
- Multiple Output Options: Convenient charging ports for various battery configurations.
- Firmware Upgrade Capability: Keep your BMS board up-to-date with the included upgrade chip.
- Compatibility: Fits seamlessly into your DIY projects, including drills.
- Low Voltage Disconnect: Safely disconnects batteries when voltage falls below 2.8V per cell.
- Industrial-Grade Design: Durable construction for reliable performance.
Installation Guide
- Connect the charging ports to your batteries as needed.
- Safely install the board into your DIY projects for optimal performance.
- Follow the user manual for detailed instructions on balancing, charging, and voltage disconnection.
Product Details:
| Li-ion Battery Compatibility: | 3S/4S Li-ion Lithium Batteries |
|---|---|
| Output Voltage: | 2S: 12V, 3S: 24V, 4S: 48V |
| Output Current: | 2S: 2A, 3S: 4A, 4S: 8A |
| Overcharge Protection: | 2S: Overcharge at 3S or 4S configuration |
| Output Connectors: | 2S: JST PH2.0, 3S: JST PH3.0, 4S: JST PH4.0 |
| Balancing Connectors: | 2S: JST BEC, 3S: JST BEC, 4S: JST BEC |
Why Choose Us:
- Ultimate Safety: Protect your batteries from overcharge and ensure optimal battery life
- Compact Design: Suitable for various DIY projects and drills
- Easy Setup: Quick and simple installation with detailed instructions provided
- Durable Construction: Engineered to withstand demanding applications
Price: Original price was: $ 6.45.$ 2.88Current price is: $ 2.88.

