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AJMRTC 4S Li-ion BMS Protection Board 14.8V 12A, 16.8V Charge Cutoff 72×17×3.0mm Battery Management Module for 18650 Lithium Battery Pack DIY Power Supply Projects
- - 4S lithium battery BMS board with 14.8V nominal voltage, 16.8V charge cutoff, continuous 12A current handling
- - Multi-protection design: overcharge, overdischarge, overcurrent and short circuit protection to safeguard battery packs
- - Compact dimension 72×17×3.0mm, thin 3.0mm thickness, saves space inside battery enclosure
- - Works with 4-series 18650 Li-ion cells, ideal for DIY portable power bank and battery assembly
- - Stable circuit control, reliable cut-off trigger, prevents battery damage and extends cell service life
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AJMRTC 4S Li-ion BMS protection board is a battery management solution for 4-series 18650 lithium-ion battery packs. It features 14.8V nominal voltage with 16.8V charge cutoff and supports up to 12A continuous working current. Built-in multiple safety protections including overcharge, overdischarge, overcurrent and short-circuit protection, it effectively protects lithium cells from abnormal conditions and prolongs battery lifespan. With a compact size of 72×17×3.0mm, this slim board is easy to install in limited space. Perfect for DIY battery packs, portable power supplies, small power equipment and electronic power projects.
- Brand: AJMRTC
- Product: 4S Li-ion BMS Protection Board
- Nominal Voltage: 14.8V
- Charge Cutoff Voltage: 16.8V
- Continuous Current: 12A
- Board Size: 72×17×3.0mm
- Compatible Cell: 4S 18650 Li-ion Battery
- Protection: Overcharge, Overdischarge, Overcurrent, Short Circuit
- Application: DIY Lithium Battery Pack, Portable Power Supply
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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