Orion BMS 2 – 72 Cell

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The Orion BMS 2 is an excellent choice for an EV Conversion Battery Management System.  With rock-solid support and proven results, this is the battery management system we bundle with our conversion kits.

If you are uncertain which model you need, contact us or download the Purchasing Guide below.

Quick Specifications:

  • Capable of measuring up to 180 battery cells per unit connected in series based on configuration.
  • Up to 2x Remote Cell Tap Expansion Modules can be connected to measure higher voltage battery packs (up to 800vDC max).
  • Configurations available in increments of 12 cells in series.
  • Centralized design provides high EMI and noise immunity.
  • Performs intelligent cell balancing (passive).
  • Calculates state of charge (SOC).
  • Uses professional automotive-grade locking connectors.
  • Calculates discharge current limit (DCL) and charge current limit (CCL).
  • Can measure cell voltages between 0.5v and 5.0v.
  • Dual (x2) CANBUS 2.0B interfaces which (fully programmable).
  • OBD2 diagnostic protocol support.
  • See the full features list

We bundle the Orion BMS with an 750A current sensor, Orion BMS Accessories kit, and Candapter.  Just select the Cell tap and Main harness lengths to suit your needs.


Additional information

Cell Tap Harness Length

6 ft, 12 ft