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Home BMS Only Charge BMS 4S-24S 20A Only Charge BMS Board Lithium Battery Protection Circuit Board XT30 XT60 for Onewheel
charge only BMS
MAXKGO BMS 4S-30S 20A Charge Only Battery Protection Board with Balancing LED XT30
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4S-24S 20A Only Charge BMS Board Lithium Battery Protection Circuit Board XT30 XT60 for Onewheel

The MKBMS 4S-24S 20A Only Charge BMS Board is a compact charging protection board for 4S-24S lithium-ion battery packs. It provides 20A charging current, passive balancing, LED balance indication, overcharge protection and overtemperature protection for electric skateboards, scooters, bicycles, EUCs and similar applications.

Categories: BMS, Only Charge BMS
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  • Description
Description

The MKBMS 4S-24S 20A Only Charge Battery Protect Board device is designed to reduce the risk of charging. Designed to be ultra-compact and simple to use without any configuration required. Features high charging current, balancing activity LED lights, overcharge, and over temperature protection. Extensive Used in electric bicycles, electric scooters, Onewheels and other fields.

MKBMS 4S-24S 20A Only Charge Board does not support discharge protection, please do not discharge through this protection board.

Specs

Type Charge only
Cell Chemistry Li-ion (3.7V nominal)
Balance method Passive balance
4S-24S Series Count 4-24S
Charge Current 20A
Overcharge Voltage 4.25V
Overcharge Reset 4.19V
Balance @4.2V
Overtemperature 60 C
Overtemperature Reset 40 C
Size 110*30*11mm
Net weight 30g

Features

  • Compact charge only design
  • Cell balance indicator LED
  • Compatible with 4s-24s battery
  • Designed to be ultra-compact and simple to use without any configuration required
  • Anodized aluminum heatsink case, stable performance

Functions

  • Balance function
  • Overcharge protection
  • Overtemperature protection
  • Cell balance indicator LED

Common Uses

  • One-wheeled electric skateboards
  • Electric Skateboards
  • Electric Scooters
  • Electric Bikes
  • EUCs

Package Included

  • 1* MKBMS 4S-24S 20A Only Charge Board
  • 1* GH2.0 single head 12P line
  • 1* GH2.0 single head 13P line
  • 1* HY2.0 single head 2P cable with thermal protection switch
  • 1* Charging cable with XT60 connectors

Operation Notes

Please ensure the correctness of the wiring sequence, from B0-B12, B13-B24, the voltage increases from low to high in sequence.

This BMS is compatible with battery packs up to 24s, which is over 100V DC when fully charged. Electric shocks from high voltage may cause serious injury. Please pay attention to safety when using.

This device is designed to reduce the risk of charging and will not protect against overcurrent discharge, undervoltage, internal pack shorts, pack overtemperature.

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About Maxkgo

Maxkgo Technology specializes in high-performance BMS and ESC solutions for drones, robotics, electric mobility, and intelligent power systems.

With professional R&D, strict quality control, and real-world testing, we deliver reliable and efficient solutions for global customers.

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