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The Nortek Global HVAC 201961 Reznor Limit Switch is a high-temperature safety control designed for heating systems, specifically gas-fired unit heaters. It features a factory-calibrated trip point of 275°F (135°C) and an SPST auto reset function. This switch prevents overheating by interrupting the electrical circuit when temperatures exceed the set point, automatically restoring operation once safe levels are reached.
High-temperature safety control with auto reset, preventing overheating in heating systems and gas-fired unit heaters.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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