Description
The Reznor 50418 Limit Switch is a genuine OEM automatic temperature safety control designed to protect Reznor heating systems by monitoring internal temperatures and preventing overheating. This compact limit switch automatically resets and provides reliable, safe operation in commercial and industrial unit heaters, furnaces, and other HVAC equipment.
Key Features
- OEM‑Grade Safety Component: Designed and manufactured by Reznor for dependable performance and proper fit in original equipment.
- Automatic Reset Limit: Trips when internal temperatures reach unsafe levels and automatically resets as conditions return to normal, helping prevent overheating.
- Precise Temperature Control: Operates in the 125 °F–145 °F range, making it ideal for temperature‑regulated safety cut‑off in heaters and furnaces.
- Compact & Durable: Small form factor fits easily into existing HVAC control compartments and is built for long‑lasting service.
- Essential Safety Part: Ideal for HVAC technicians, maintenance professionals, and facility service teams performing repairs or preventive maintenance.






