Li-Ion/LiFePO4 Battery Pack 24s 70A 120V BMS Protection Module Anti-static Aluminum Alloy Shell with UART/CAN BUS Interface Used for Scooter / E-bike | MKBMS All-in-one Board

Style: 24s All-in-one BMS Board with Shell Version
Sale price$250.00


MAXKGO-SS BMS is based on the modular BMS of LTC6811 and STM32 MCU. It is a full-featured BMS for electric electrical motorbike,light electric vehicles and electric skateboards. It is a smart mini BMS that integrates charging protection, discharge protection, temperature protection, passive balance.

2022 MAXKGO new product recommendation: 4-14S 200A 12-52V Li-ion Battery BMS :

Product Parameters:

Applicable Battery——

Recommended series cell:18S-24S

Cell voltage operating range:2v-5v



Charge Voltage:48V-104V 

Charge Current:≤10A

Minimum operating voltage:28V

Abs. Max battery voltage:120V


Over charge protection——

Over charge detect voltage: 2V-5V

Over charge protection delay: ≥4ms

Over charge release voltage: 2V-5V



Continue discharge current:  ≤70A

Discharge voltage:48V-104V


Over discharge protection——

Over discharge detect voltage: 0-5V

Over discharge release voltage: 0-5V


Over current protection——

Over current detect delay:≥4ms

Discharge over current protection release condition: off load


Short Circuit protection——

Short Circuit detect voltage:Short circuit of external load

Short Circuit detect delay: 320us

Short Circuit protection release: off load


Balance current: 50mA @4.2V


Temp protect: -20℃—+120℃


Working Temp Range:-20℃—+80℃


Storage Temp Range: -20℃—+100℃


Self Consumption——

Working current: ≤40mA

Sleeping current: ≤100uA


Main Functions Description ——

Overcharge protection: Yes

Over discharge protection: Yes

Temperature protection: Yes

Thermal management: Yes

Balance function: Yes

Balance method: passive balance

Battery pack capacity detection: Yes

Battery internal resistance detection: Yes

Support battery: support almost all lithium batteries such as lithium ion battery, lithium polymer battery, lithium phosphate battery, etc.



  1. Compact layout and mini
  2. Using aluminum alloy material shell, better heat dissipation.
  3. Automotive grade design, automotive grade locking connector.
  4. Configuring and firmware upgrades over USB through the MAXKGO-BMS-TOOL and ENNOID-BMS-TOOL.
  5. Automotive grade monitoring & balancing IC with separate power supply for increased reliability
  6. Voltages measurements for load, charger & battery pack
  7. Bi-directional current monitoring
  8. SOC based on coulomb counting
  9. Humidity sensor & board temperature monitoring
  10. Charger detection circuit
  11. Integrated precharge circuit
  12. Power button, USB-C, UART, I2C & isolated CAN bus interface
  13. On board High-Efficiency 3.3V regulator powered from the main battery pack
  14. High current capacity automotive grade screw connectors for main power connections
  15. Buzzer & status LED


Package Included——

24s All-in-one BMS Board with Shell Version:

1* PCBA MKBMS-SS-24S main control board (With aluminum shell)

2* HY2.0 single head 10P line

1* HY2.0 single head 12P line

1* HY2.0 single head 13P line

2* GH1.25 single head 5P cable

1* GH1.25-5P to Dupont line

1* USB cable type-C data cable

1* 2.0MM jumper cap

1* 1.3 inch OLED display LCD screen module

1* 12MM 3-6V key switch

4* M5*8 stainless steel round head screws

4* M5 copper gasket

4* 90 degree angle terminal block T90-6/5 (red copper)

1* XT30 (female)


with Shell Version Size & Weight--

Size: 109 x 40mm

Net weight: 126.7g

Packing size: 140 x110 x 50 mm

Package weight: 370.3g

Including outer carton size: 170*120*100mm

Weight with outer carton: 420g


24s All-in-one BMS Board without Shell Version:

1* PCBA MKBMS-SS-24S main control board

1* 2.0MM jumper cap

4* M5*8 stainless steel round head screws

4* M5 copper gasket

4* 90 degree angle terminal block T90-6/5 (red copper)

1* XT30 (female)


Without Shell Version Size & Weight--

Size: 104 x 35 x 20mm

Net weight: 78g

Packing size: 140 x110 x 50 mm

Package weight: 140g

Including outer carton size: 170*120*100mm

Weight with outer carton: 250g


Wiring diagram

13s bms wiring diagram
18s lipofe4 bms wiring diagram
24s battery protection board charge-only wiring diagram

If you need wiring diagram of different number of series, please contact us. 

24s 120V li-ion battery protection board detail description

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