2S 18650 Li-ion Battery Charger Protection Board – 2S 4A BMS Module 7.4V
8.65RON
Ex Tax: 8.65RON
- Stock: In Stock
- Model: A1252.BMS2S4A
Your orders placed until 16:30 on weekdays are shipped on the same day.
Tags:
Battery Charger
, Li-ion Battery
, Protection Board
, 2S-18650
, BMS Module
, 7
, 2S-4A
, Rechargeable Batteries
? HXYP-2S-A18 2S 18650 Li-ion Battery Charger Protection Board – 7.4V 4A BMS Module
The HXYP-2S-A18 is a high-performance Battery Management System (BMS) designed for 2S 7.4V Li-ion 18650 battery packs. It offers reliable overcharge, over-discharge, short circuit, and overcurrent protection to ensure the safety and longevity of your lithium battery-powered devices. Ideal for DIY battery packs, robotics, and portable electronics.
✅ Key Features
- ? High-precision voltage detection for each cell
- ⚡ Short-circuit and overcurrent protection with automatic recovery
- ? Wide operating temperature: -40°C ~ +85°C
- ? Ultra-low standby current: ≤6μA
- ? Automatic control of charge/discharge via MOSFET
? Specifications
- Charging Voltage: DC 9V (Constant Current / Constant Voltage), Max 12V
- Max Discharge Current: 4A
- Overcharge Protection:
- Trigger Voltage: 4.29V ±0.025V
- Recovery Voltage: 4.05V ±0.025V
- Delay Time: 1s
- Over-discharge Protection:
- Trigger Voltage: 3.0V ±0.1V
- Recovery Voltage: 3.2V ±0.1V
- Delay Time: 128ms
- Overcurrent Protection:
- Detection Current: 9.8A
- Detection Voltage: 200mV
- Delay Time: 12ms
- Recovery: Auto
- Short Circuit Protection: Triggered on external short, recovery is automatic (≤50μs)
- Internal Resistance: ≤ 21mΩ (MOSFET)
- Operating Temp: -40°C ~ +80°C
- Storage Temp: -40°C ~ +125°C
- Board Dimensions: 35mm × 17mm
? Package Includes
- 1 × HXYP-2S-A18 2S Li-ion 18650 Battery Protection Board
Perfect for developers building rechargeable battery packs with reliable and intelligent safety features.
