Hayman Reese Universal Waterproof ECU Kit with 7-Pin Flat Trailer Plug (Bulk Pack)

Durable, weather-sealed trailer electronics for safe and reliable towing.

The Hayman Reese 04916WP Universal Waterproof ECU Kit with 7-Pin Flat Trailer Plug provides a complete electronic control solution for towing. Designed to manage and stabilise power delivery between your vehicle and trailer, the included ECU (Electronic Control Unit) protects your vehicle’s electrical system from overload and interference, while maintaining consistent trailer lighting performance.

Built with a fully waterproof ECU housing, this kit is ideal for vehicles operating in wet, dusty, or off-road environments. It includes a 7-pin flat trailer plug and all necessary wiring components for seamless installation, making it perfect for professional fitters or workshop use.

Important Note: ECU units are not fully universal and are compatible only with specific vehicles. Always confirm the correct ECU for your vehicle before purchase to ensure safe and proper operation.

Key Features

• Includes waterproof ECU and 7-pin flat trailer plug for full towing integration.
• Sealed ECU housing ensures reliable performance in all weather conditions.
• Protects vehicle electronics from overload and back-feed interference.
• Ideal for vehicles requiring an ECU when no trailer harness is supplied with the towbar.
• Complies with Australian Design Rules (ADR) for towing and electrical safety.
• Bulk pack configuration – perfect for workshops and professional installers.

Specifications

Compatibility: ECU units are compatible only with specified vehicles. Always confirm the correct ECU for your vehicle before purchase. May be used on vehicles requiring an ECU where no trailer harness is supplied with the towbar.