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5S 18/21V 20A Li-ion Battery BMS Protection Board Lithium Battery Management Circuit Board with Overcharge Over-Discharge Over-Current and Short Circuit Protection For Makita 18V Battery Pack Repair
- Designed as a replacement PCB for Makita 18V lithium battery packs, supporting repair or replacement of compatible battery pack circuitry.
- The 5S configuration is made for assembling and repairing 5-series lithium-ion battery packs, as specified for this board.
- Rated for 18V / 21V lithium battery applications, matching the voltage ratings provided for the board.
- Supports a continuous discharge current of 20A for power tool battery pack applications.
- Provides overcharge and over-discharge protection to help protect the lithium-ion battery cells during use and charging.
- Includes over-current and short-circuit protection as part of its battery protection functions.
- Over-temperature protection is included, with a stated operating temperature range of -20 to 60.
- Monitors each cell voltage in real time and balances battery cells to help prevent cell damage.
- Intended for battery pack repair and DIY power tool battery assembly, including custom 5S lithium battery packs.
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Product Description:
A 5S lithium-ion battery pack BMS protection board for replacement, battery pack repair, and DIY power tool battery assembly.
Core Selling Points:
Provides overcharge, over-discharge, over-current, short-circuit, and temperature protection. Monitors cell voltage in real time to balance battery cells and help prevent cell damage. Supports continuous 20A discharge current.
Technical Specifications:
Configuration: 5S. Rated voltage: 18V / 21V. Continuous discharge current: 20A. Battery type: Li-ion. Operating temperature: -20 ~ 60.
Before Purchase:
Intended as a replacement PCB for 18V lithium-ion battery packs. Confirm the 5S configuration and voltage match your battery pack before purchase.
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: non-replaceable
- This item is covered by GeekSpace Return Policy
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