Williams P322391 Terminal Block Thermocouple with Junction Box

The Williams P322391 Terminal Block Thermocouple is a genuine OEM replacement component designed for Williams wall furnaces. This thermocouple assembly features an integrated junction box and includes a vent limit safety switch for reliable and safe furnace operation.

Key Features:

• Genuine Williams Comfort Products OEM replacement part
• Built-in junction box for streamlined installation
• Includes integrated vent limit safety switch
• High-output design for optimal performance
• Compatible with multiple Williams furnace models including 3508731, 3508732, 4007731, 4007732, 5008731, 5008732, 6257731, 6257732, 6508731, and 6508732

This thermocouple replaces superseded part number P321828. The thermocouple acts as a critical safety device that monitors the pilot flame and automatically shuts off gas flow if the flame is extinguished, preventing dangerous gas buildup. The terminal block configuration simplifies wiring connections during installation or replacement.