Williams P296001 Furnace Limit Switch Boiler Safety Controls & Aquastats - L175-35F

The Williams P296001 is an OEM replacement limit switch designed for use with Williams Comfort Products Forsaire furnaces. This essential safety component monitors temperature within the furnace and automatically shuts down the heating system if temperatures exceed safe operating limits, protecting your furnace from overheating damage.

Key Features:

• Temperature rating: Opens at 175°F, closes at approximately 140°F (35°F differential)
• Genuine Williams OEM part - ensures proper fit and function
• Compatible with Forsaire 5508 Top Vent and Forsaire 5507 Direct Vent furnace models
• Automatic reset design for convenient operation
• Single pole snap disc construction for reliable switching
• Ceramic housing for heat resistance and durability

This limit switch replaces Williams part number P200300 and is engineered to meet the exact specifications of your original equipment. The L175-35F designation indicates the precise temperature control characteristics required for safe and efficient furnace operation. When the furnace reaches 175°F, the switch opens to cut power to the burner, then automatically resets and closes when the temperature drops back to approximately 140°F.