BMS 2S 20A 7.4V Li-Ion Battery Protection Board with Balance Function 🔋
₨ 199
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⚡ High-Level Protection: Protects against short-circuits, over-charge, over-discharge, and over-current.
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🔄 Balance Function: Maintains perfect charge balance between cells for longer battery life.
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🔋 High Current Capability: Supports max working current 20A, over-current protection up to 25A.
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🌡 Wide Temperature Range: Works in -10°C to 50°C environments.
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💡 Ultra-Low Power Draw: Static current <18µA, ensuring minimal energy loss.
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🛠 Compact & Easy to Install: Size 48.4 × 20.1 × 4mm, perfect for all DIY lithium battery projects.
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✅ Safe & Reliable: Low internal resistance (<7mΩ) for stable performance.
When it comes to lithium-ion batteries, safety is everything. Overcharging, over-discharging, short circuits, and high currents can damage cells, reduce lifespan, or even cause accidents. This 2S Li-Ion BMS (Battery Management System) is engineered to eliminate all risks, giving you peace of mind and superior battery performance.
📌 Detailed Specifications:
| Feature | Specification |
|---|---|
| Model | 2S Li-Ion 7.4V–8.4V |
| Over-Charge Detection Voltage | 4.2V–4.3V per cell |
| Over-Discharge Detection Voltage | 2.5V–2.6V per cell |
| Over-Current Protection | 25A |
| Max Working Current | 20A |
| Balance Activation Voltage | 4.17V–4.2V per cell |
| Balance Current | 100mA |
| Operating Temperature | -10℃ – 50℃ |
| Static Current | <18µA |
| Internal Resistance | <7mΩ |
| Size | 48.4 × 20.1 × 4mm |
| Package Included | 1 × 2S Li-Ion 20A Protection Board |
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