Universal Replacement Controller Standard Type B (AMP19-04280-STB)

Restore the smart functionality of your electric running boards with the AMP Research Type B Standard Replacement Controller. As the "brain" of the PowerStep system, this controller processes signals from your vehicle to manage the precise timing, speed, and safety of the step deployment and retraction. If your steps have stopped responding to door triggers or exhibit inconsistent movement, replacing the controller is often the solution to return your system to its original performance. This genuine AMP Research component is built to handle the high-current demands of electric motors while providing all-weather reliability.

Features

• Genuine AMP Research Type B replacement controller engineered for consistent system communication.
• Advanced microprocessor technology manages motor torque and safety-stop features to prevent injury or damage.
• Weather-sealed housing protects internal circuitry from moisture, dust, and temperature extremes.
• Direct plug-and-play installation into existing AMP Research wiring harnesses for a simple repair.
• Optimized power management ensures rapid step response while protecting the vehicle battery.

Compatibility Notes

• Fits AMP Research PowerStep systems specifically requiring a Type B controller.
• Compatibility is highly specific to the vehicle make, model, and the series of PowerStep installed.
• Typically found on standard PowerStep applications; not intended for use with PowerStep Xtreme or systems requiring Type A or Type C controllers.

Notes

• This is the controller unit only; wiring harnesses, motors, and steps are sold separately.
• Verify the letter designation on your current controller label to ensure a match before ordering.
• Ensure all electrical connections are clean and fully seated to prevent future communication errors.