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5S 18V and 21V Lithium Ion Battery Protection Circuit Board PCB and BMS with 20A Constant Discharge Current

5S 18V and 21V Lithium Ion Battery Protection Circuit Board PCB and BMS with 20A Constant Discharge Current

5S 18V and 21V lithium ion battery protection circuit board PCB and BMS with 20A constant discharge current – LLT Smart BMS and Battery management solutions

Shipment Notice

We can ship order out within 3 days normally , and the tracking number will be uploaded to platform within 3 days , please know it kindly

Holidays Notice

Our 2026 Spring festival Holidays will start from Feb 12th to Feb 20th , we can not ship any items during this period ,please arrange your schedule properly so as not take any inconvenience to you ,thanks

Discount Notice

we offered different discount for more than 100USD value above ,you can use this coupons "BMS1" and for more than 500 usd above you can use this coupon ‘BMS2“ For more than 1000 usd above "BMS3"

Click Here

Shipment Notice

We can ship order out within 3 days normally , and the tracking number will be uploaded to platform within 3 days , please know it kindly

Holidays Notice

Our 2026 Spring festival Holidays will start from Feb 12th to Feb 20th , we can not ship any items during this period ,please arrange your schedule properly so as not take any inconvenience to you ,thanks

Discount Notice

we offered different discount for more than 100USD value above ,you can use this coupons "BMS1" and for more than 500 usd above you can use this coupon ‘BMS2“ For more than 1000 usd above "BMS3"

Click Here

Shipment Notice

We can ship order out within 3 days normally , and the tracking number will be uploaded to platform within 3 days , please know it kindly

Holidays Notice

Our 2026 Spring festival Holidays will start from Feb 12th to Feb 20th , we can not ship any items during this period ,please arrange your schedule properly so as not take any inconvenience to you ,thanks

Discount Notice

we offered different discount for more than 100USD value above ,you can use this coupons "BMS1" and for more than 500 usd above you can use this coupon ‘BMS2“ For more than 1000 usd above "BMS3"

Click Here

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      • 3S to 4S Li ion or Lifepo4 Smart BMS
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      • 25S to 30S Battery Smart BMS
      • 30S to 450S Battery Smart BMS
    • Smart BMS with Active Balance
    • LTO battery BMS
    • Battery charger
    • Battery active Balance Board
    • Power indicator Board
    • Electric tool Battery PCB Board
  • Online Purchase Center
  • Download Center
  • Return and Refund Policy
    • Shipment ,Refund and Returns Policy
    • Classic Problems cases sharing
    • FAQ
  • Contact information
  • Login &Register

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