Dometic 37022 Limit Switch for Atwood 8500-III & 8500-IV Furnaces

The Dometic 37022 is a replacement limit switch designed specifically for Atwood 8500-III and 8500-IV series furnaces. This critical safety component monitors temperature within the furnace heat exchanger and automatically shuts off the burner if unsafe temperature levels are detected, protecting your RV heating system from overheating damage.

Key Features:

• Direct replacement limit switch for Atwood 8500-III and 8500-IV furnace models
• Essential safety component that prevents furnace overheating
• Genuine Dometic OEM part ensures proper fit and reliable operation
• Designed for RV and mobile home heating applications
• Factory-calibrated temperature sensing for accurate furnace protection

This limit switch is a common service part for maintaining your RV furnace system. Regular replacement of this component during routine maintenance helps ensure safe, reliable heating performance. Compatible with Atwood 8500-III and 8500-IV forced air furnace models commonly found in recreational vehicles and mobile applications.