The Alpha 3.018591 Wiring Assembly is a genuine replacement electrical harness designed to connect and control the gas valve and overheat thermostat within compatible Alpha boilers. This wiring assembly ensures reliable communication between key safety components, supporting correct gas regulation and protection against overheating.

A damaged or faulty wiring harness can lead to ignition issues, intermittent boiler operation, overheat lockouts, or gas valve faults. Replacing it with this genuine Alpha component restores safe electrical continuity and dependable performance.

Key Features

• Genuine Alpha wiring assembly

• Connects gas valve and overheat thermostat

• Ensures safe and reliable electrical operation

• Helps resolve ignition, overheat, and gas regulation faults

• Direct-fit replacement for simple installation

Compatible With

Suitable for selected Alpha boilers requiring wiring assembly 3.018591.

Please verify the part number with your boiler manual to ensure correct compatibility.