Weil McLain 510-811-502 Ignition-Sensing Control Module for HE VHE Boilers

The Weil McLain 510-811-502 is a genuine OEM combination ignition-sensing control module designed specifically for HE and VHE model boilers. This 24-volt control module features automatic lockout after 3 ignition trials, providing reliable and safe operation for your heating system.

Key Features:

• 24-volt operation for standard residential and light commercial applications
• Safety lockout after 3 failed ignition attempts
• Genuine OEM replacement part manufactured by Weil McLain
• Current replacement for obsolete White-Rodgers part number 50E47-871
• Combination ignition and flame-sensing functionality in one integrated module

This ignition control module is an essential component for maintaining proper operation of Weil McLain HE (High Efficiency) and VHE (Very High Efficiency) series boilers. The integrated design combines both ignition control and flame sensing capabilities, simplifying troubleshooting and replacement procedures. When the module detects three consecutive failed ignition attempts, it automatically enters lockout mode to prevent unsafe operating conditions.