International Comfort Products 34333002 Limit Switch SB - 300-20

The International Comfort Products 34333002 is a limit switch designed for HVAC heating systems. This safety control component monitors temperature levels and automatically opens or closes electrical circuits to prevent equipment damage from overheating conditions.

Key Features:

• 300°F temperature rating with 20°F differential
• Single pole, single throw (SPST) switching mechanism
• Snap disc design for reliable temperature sensing
• Direct replacement for ICP, Heil, Tempstar, and Arcoaire furnaces
• Manual reset safety feature

This limit switch is a critical safety component that protects furnace heat exchangers by shutting down the burner when excessive temperatures are detected. The snap disc technology ensures accurate and consistent operation throughout the heating season.