Genuine Hayman Reese electronic control unit 1 with SmartClick wiring system 04817 (1800mm).

Many vehicles are not designed to allow electrical towing equipment to be directly connected to rear lighting circuits. In these cases a trailer ECU is used to overcome the problems associated with connecting trailer circuits to a vehicle.


  • The ECU connects directly to the vehicles battery & powers the trailer lights not causing any over load of the vehicles system

  • Virtually eliminates additional electrical current on the vehicles tail light circuits

  • Ensures maximum trailer light brightness

  • Eliminates the need for heavy duty flashers or converters

  • Compatible with 2 & 3 Wire systems

  • 1 year warranty.


  • Model: 04826

  • Model: 04817

If you are unsure if this will fit your vehicle or require vehicle specific information please contact Hayman Reese Customer Service before purchasing.

SKU 04826-04817
Barcode # 2000000002095
Brand Hayman Reese
Shipping Weight 0.5000kg