Heil 1176905 Auto Limit Switch 125-165°F for HVAC Furnaces

The Heil 1176905 is an OEM automatic limit switch designed for residential and light commercial HVAC heating systems. This safety component regulates temperature within furnaces by automatically cutting power when temperatures exceed safe operating levels, then restoring operation once the system cools to normal range.

Key Features:

• Operating temperature range: 125°F to 165°F (automatic reset)
• Genuine OEM replacement part for International Comfort Products (ICP) equipment
• Precision-engineered temperature sensing for reliable furnace protection
• Prevents system overheating and ensures safe operation
• Direct replacement for multiple ICP brand furnaces

This limit switch is compatible with Heil, Tempstar, Arcoaire, Comfortmaker, Day & Night, KeepRite, and Lincoln branded furnaces manufactured by International Comfort Products. The switch monitors heat exchanger temperature and interrupts blower operation if unsafe temperatures are detected, protecting both the equipment and home from potential damage.

Cross-Reference Numbers: P70MA-29, 1NT01L-4505, L165F-40, 1809, HH18HA499A