Ultra MGU with Autonomous Control

Our most powerful single motor system for both manual and autonomous operations.

  • Ideal for mid-size, 12V DC vehicles with no existing PAS system.
  • MGU is fitted anywhere inline between the steering wheel and rack input pinion.
  • Input shaft allows manual control as well as autonomous control.
  • System can provide up to 110Nm /81ft.lb of steering torque assistance.
  • CAN Bus control using one of the three following options:
    • Sending a simulated torque sensor signal.
    • Sending a +/- duty cycle demand for direct control of the EPAS motor.
    • Sending heading and gain request for the EPAS motor to steer to.

The system comprises the following parts:​

Ultra Assembly
Autonomous Ultra ECU
Ultra Wiring Harness

Optional Extras:

Ultra Assembly Straight Coupler
Ultra Assembly Universal Joint
Multi Turn Steering Angle Sensor Kit

Technical Specification

Operating Voltage
Nominal 13.8V DC
Maximum current draw
80 Amps
System Weight (EPAS01 & EPAS18A)
6.35kg / 13.99lbs
Maximum Torque Output
110Nm / 81ft.lb
No Load Rotation Speed
800 degrees per second
Motor Rated Power
800 Watt
Input/Output Spline Pattern
9/16” x 36

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