Frequency Converter FC (Discontinued)

Frequency Converter FC

Reduced costs and greater reliability

OJ Air2 FC is a versatile frequency converter tailor-made for ventilation systems with RS-485 Modbus communication and designed for direct mounting on standard AC motors. It can be fully integrated with the OJ Air2 system via the Modbus and there is no need for external EMC filter or housing, and no setup menus.

  • Designed specifically for ventilation systems
  • RS-485 Modbus communication
  • Compact and robust
  • Designed for direct mounting on standard AC motors
  • Quick and easy to install
  • Plug and Play

Our Brand

Know How Creates
Know How Creates

Know How Creates is our promise to you: we use our insight and expertise to find the right solution.

Smart savings

Efficient performance
Optimised for efficient performance

Enhanced AHU control, optimised temperature, air and water flow give energy savings of up to 65%.


HVAC Controls & Power

Find the latest HVAC News from OJ Electronics here.


OJ Electronics
Contact OJ Electronics

Dialogue and close cooperation is the shortest way to a perfect solution.