Check the listing for details. Tesla Universal BMS Interface Board. Condition: New. Listed at 25.00 USD. This board replaces the DAQ board on used Tesla Model S/X Battery Modules. It simplifies the task of connecting any BMS to the Tesla battery module. This adapter board comes with clearly labeled universal screw terminals for connection to any BMS. Choose from Revision A, B, or C to match your Tesla battery.Tesla Revision A modules have 7 individual balance wires soldered to the board with a molded strain relief. Tesla Revision B modules have 7 individual balance wires terminated in a 15 pin connector Tesla Revision C modules have 2 ribbon cables for the balance wires, terminated in 2 connectors- one 5 pin and one 7 pin connector.How to identify Tesla Rev. A-B-C modules with photos: Battery modules from Model S and Model X cars come in several revisions, known as Rev A, Rev B, and Rev C. They look very similar in photos, but the balance wire connections differ. Use this guide to identify your revision. Revision A: Look for 3 groups of pins on the right. Revision B: Look for one row of pins on the right. Revision C: Look for 2 groups of pins, top and bottom.