Description
The Reznor 164792 is a 300°F limit switch engineered as a direct OEM replacement for Reznor heating equipment. Limit switches are a critical safety component in gas-fired unit heaters and furnaces, automatically interrupting the burner circuit when internal temperatures exceed the rated threshold — protecting the heat exchanger, equipment, and building occupants from the hazards of overheating.
Key Features
- 300°F (149°C) temperature rating for reliable high-heat cutout protection
- Direct OEM replacement for compatible Reznor heating units
- Automatically opens the control circuit upon detecting excessive temperatures
- Helps prevent heat exchanger damage and potential fire hazards
- Designed for dependable, long-term performance in commercial and industrial heating applications
Application
The Reznor 164792 limit switch is intended for use in Reznor gas-fired unit heaters and related heating equipment. Always verify compatibility with your specific Reznor model before installation. Installation should be performed by a qualified HVAC technician in accordance with local codes and the manufacturer’s service documentation.
Product Details
- Brand: Reznor
- SKU: 164792
- Temperature Rating: 300°F
- Type: Limit Switch (Safety Control)
- Application: Reznor Unit Heaters / Gas-Fired Heating Equipment







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