OEM Used BMS Units, Inspected for Reliable Battery Control
The Battery Management System (BMS) monitors and protects your EV's battery pack, balancing cells and preventing overcharging or overheating. A faulty BMS can cause charging errors, reduced range, or battery warning lights. Craft Auto Hub sources used and recycled BMS units from verified donor EVs, tested for proper communication and function before listing.
Our used car parts store makes it easy to find a reliable, tested BMS replacement without paying full price for a brand-new unit from the dealership.
Why Buy This Part Used or Recycled from Craft Auto Hub
Tested for proper communication and cell monitoring function.
Priced well below new OEM BMS replacement units.
Sourced through our recycled auto parts network across the USA.
Backed by warranty and our easy, secure return policy.
Fast nationwide shipping with specialist support for fitment questions.
Compatible Makes and Models
We source used BMS units for Tesla, Ford EVs, Chevrolet Bolt, Nissan Leaf, Hyundai Ioniq, Kia EV6, and other popular electric and hybrid vehicles sold in the US.
Frequently Asked Questions
What does a BMS do in an EV?
The Battery Management System monitors cell voltage, temperature, and balance across the battery pack, protecting it from damage and optimizing performance.
Is a used BMS reliable?
Every BMS we sell is tested for proper function before listing and comes with warranty coverage and our quality guarantee.
Need a BMS unit? Call +1 (888) 947-6111 or request a free quote and our specialists will help.