Tax excluded

The EVS product range is developed by Engovis Limited and represents an evolution of the SimpBMS.


EVS-BMS are fully compatible, including balancing, with the following OEM batteries.

  • VW E-Golf
  • VW GTE
  • VW ID3 and ID4 (MEB) 12S and 8S modules
  • BMW Hybrid - gen 1 (9 kWh) and gen 2 (12 kWh)
  • BMW I3
  • Mitsubishi Outlander
  • Chevy Volt - gen 1
  • Tesla Model S/X

NOTE:  Tesla Plaid & Tesla Model 3 modules not supported.

EVS products come in a sealed IP67 automotive enclosure with an associated locking connector.

EVS-BMS Features

·         Controlling 12 V contactors, economised or un-economised

·         Two configurable CAN busses

·         OBD2 interface - compatibility with apps including Torque Pro

·         Configuration over CAN bus using dedicated adapter and software

·         Safety/HVIL loop monitoring

·         Temperature controlled output

The EVS products are designed to operate in a 12 V automotive environment.

·         All inputs have reverse voltage and overvoltage protection

·         12 V outputs are current limited to 1.5A continuous, 10 A inrush

·         Low side outputs have a flyback diode incorporated to allow PWM control of a coil

·         5 V supply is limited to 500 mA

EVS-BMS Live Data - ODB2

All data generated by the EVS products are available via CAN bus utilising the ODB2 protocol. All PID information will be shared in product manuals.

Including Connector and Pins

The EVS product range is developed by Engovis Limited (previously SimpEco Engineering Ltd) and represents an evolution of the SimpBMS.
– Knowledge of EV batteries, automotive wiring and computers are needed
– Recommended additional purchase: EVS-CAT (CAN Adapter Tool) a setup interface needed for CAN parameter setup
– This is not a plug and play system and the purchaser of this product is responsible for installing the system

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