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AJMRTC 4S Lithium Battery Charge Discharge Protection Board, 14.8V / 16.8V 20A Current Limiting BMS Power Supply Module for 4 Series Li-ion Battery Pack
- - 4-series lithium battery BMS protection board, rated for 14.8V nominal and 16.8V full charge voltage, max 20A current limiting
- - Multiple protection functions including overcharge, overdischarge, overcurrent and short circuit to safeguard lithium batteries
- - Stable current limiting design, effectively controls output current for reliable power supply to loads
- - Compact PCB layout, easy to assemble into 4S lithium battery packs for DIY power systems
- - Wide application for energy storage, portable power stations, electric tools and DIY battery projects
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Overview
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AJMRTC 4S lithium battery charge and discharge protection module is designed for 4-series 14.8V lithium-ion battery packs with a full charge voltage of 16.8V. This BMS board supports up to 20A current limiting and integrates comprehensive battery protection mechanisms: overcharge protection, overdischarge protection, overcurrent protection and short-circuit protection. It prevents battery damage caused by abnormal operating conditions and extends the cycle life of lithium batteries. The small-size circuit board is convenient for battery pack assembly. It is widely used for portable power supplies, DIY energy storage systems, electric equipment and other projects built on 4S lithium battery packs.
Specifications
- Product Name: 4 Series Lithium Charge Discharge Protection Board
- Brand: AJMRTC
- Battery Configuration: 4S Li-ion
- Nominal Voltage: 14.8V
- Full Charge Voltage: 16.8V
- Rated Current: 20A with current limiting
- Protection Features: Overcharge, overdischarge, overcurrent, short circuit
- Application: DIY battery pack, portable power supply, energy storage, electric tools
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by ThermalNest Return Policy
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