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4S BMS

4S BMS

XJ-D301 4S 12V 100A BMS for LifePO4 NMC Battery...XJ-D301 4S 12V 100A BMS for LifePO4 NMC Battery...
01

XJ-D301 4S 12V 100A BMS for LifePO4 NMC Battery...

2025-06-16

This model, XJ-D301, 4S 100A, supports LiFePO4 and NMC batteries. Max working current is 100A, with balance, NTC temperature sensors, and a double-layer heat sink. Support LCD, display the battery data, voltage, current, and battery capacity.

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XJ-D545 3S/4S 50A-100A BMS 12V with Balance NTC...XJ-D545 3S/4S 50A-100A BMS 12V with Balance NTC...
02

XJ-D545 3S/4S 50A-100A BMS 12V with Balance NTC...

2026-05-28

This model, XJ-D545, 3S/4S 12V 50A 60A 70A 80A 90A 100A, supports LiFePO4, NMC, Sodium-ion batteries. Max working current is 100A, with balance, NTC temperature sensors, and a double-layer heat sink. Support LCD, display the battery data, voltage, current, and battery capacity.

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XJ-D096 4S 5-40A Lithium Battery Protection Cir...XJ-D096 4S 5-40A Lithium Battery Protection Cir...
03

XJ-D096 4S 5-40A Lithium Battery Protection Cir...

2025-04-11

This lithium-battery protection circuit suits both liquid/polymer lithium-ion and 4S LiFePO4/Li-ion batteries. It offers multi-protection functions for safe, stable operation, with customizable working current (4-40A).

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XJ-D430 BMS 4S 12V 10A~25A LFP NMC Lithium Batt...XJ-D430 BMS 4S 12V 10A~25A LFP NMC Lithium Batt...
04

XJ-D430 BMS 4S 12V 10A~25A LFP NMC Lithium Batt...

2025-04-10
  • 4S 12V 10A~25A BMS
  • LifePO4/NMC/Lithium Battery
  • Same port, balance function, NTC, temperature sensors, free cable
  • Overcharge protection,
  • Over-discharge protection
  • Over current protection
  • Short circuit protection
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XJ-D432 BMS 4S 12V 10A~25A LFP NMC Lithium Batt...XJ-D432 BMS 4S 12V 10A~25A LFP NMC Lithium Batt...
05

XJ-D432 BMS 4S 12V 10A~25A LFP NMC Lithium Batt...

2025-04-10
  • 4S 12V 10A~25A BMS
  • LifePO4/NMC/Lithium Battery
  • Same port, balance function, NTC, temperature sensors
  • Overcharge protection,
  • Over-discharge protection
  • Over current protection
  • Short circuit protection
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XJ-D045 4S 60A NMC Ternary Battery with Balance...XJ-D045 4S 60A NMC Ternary Battery with Balance...
06

XJ-D045 4S 60A NMC Ternary Battery with Balance...

2025-07-31

This model XJ-D045, 4S 14.6V 60A, support 4-cell NMC battery. Common port, the continuous discharge and charge current are the same, 60A. With balance, the balance current is 40±4mA. And the charge & discharge temperature protection is 65±4℃. Maximum temperature rise with a continuous output current of 60A is 40℃. With NTC temperature sensors.  Application to electric power tools and portable power supply...

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XJ-D0261 4S 12V 10A Square Rounded Corner BMS f...XJ-D0261 4S 12V 10A Square Rounded Corner BMS f...
07

XJ-D0261 4S 12V 10A Square Rounded Corner BMS f...

2025-07-16

This model XJ-D0261, 4S 12V 5A/10A, support 4-cell battery. The continuous discharge and charger current are the same, supporting LiFePO4, NMC, and Li-ion batteries, via the same port, with balance function. Application to electric power tools, drills...

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XJ-D035 4S 12V 35A 30A 25A 20A 15A 10A Balance ...XJ-D035 4S 12V 35A 30A 25A 20A 15A 10A Balance ...
08

XJ-D035 4S 12V 35A 30A 25A 20A 15A 10A Balance ...

2025-07-11

This model XJ-D035, 4S 12V 5A/10A/15A/20A/25A/30A/35A, support 4-cell battery. The continuous discharge and charger current are the same, supporting LiFePO4, NMC and Li-ion batteries, via the same port, with balance function. Application to electric power tools, drills, sweeping machines, vacuum cleaners... 

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XJ-D033 4S 5A 10A BMS Same Port with Balance fo...XJ-D033 4S 5A 10A BMS Same Port with Balance fo...
09

XJ-D033 4S 5A 10A BMS Same Port with Balance fo...

2025-07-07

This model XJ-D033, 4S, 16.8V, support 5A and 10A, accordingh to your need. Support 4-cell battery. The continuous discharge/charger current of the battery pack is 5A/10A, with same port and balance function. Application to electric power tools, solar street lights... 

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XJ-D468 4S 10A 14V BMS Same Port with Balance f...XJ-D468 4S 10A 14V BMS Same Port with Balance f...
10

XJ-D468 4S 10A 14V BMS Same Port with Balance f...

2025-06-30

This model XJ-D468, 4S 10A 14.4V , only supports 4-cell 32700 lithium battery. The continuous discharge/charger current of the battery pack is 10A, supporting 32700 batteries, with same port and balance function. Application to electric power tools with 32700 battery... 

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XJ-3434-V1 4S 10A 16.8V Same Port BMS for LifeP...XJ-3434-V1 4S 10A 16.8V Same Port BMS for LifeP...
11

XJ-3434-V1 4S 10A 16.8V Same Port BMS for LifeP...

2025-06-27

This model XJ-3434-V1, 4S 10A, support 4-cell battery. The continuous discharge/charger current of the battery pack is 10A, supporting both LiFePO4 and NMC batteries, via the same port. Application to electric power tools, drills, sweeping machines, vacuum cleaners... 

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XJ-D145 4S 5A/10A 12.8V/14.8V LifePO4 LFP Li-io...XJ-D145 4S 5A/10A 12.8V/14.8V LifePO4 LFP Li-io...
12

XJ-D145 4S 5A/10A 12.8V/14.8V LifePO4 LFP Li-io...

2025-12-05

XJ-D145, 4S 5A/10A, support 4-cell 3.2V LifePO4, 3.7V NMC (Li-ion) battery. Application to small Bluetooth speakers, small power tools, children's electric scooters, outdoor camping mini energy storage boxes (power ≤100W), small electrical appliances (such as camping lights, small fans), medical small devices such as portable blood glucose meters. Small oxygen generator (household mini version), etc.

With overcharge/overdischarge/overcurrent/short-circuit protection, optional with nickel strip or without nickel strip.

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