It is designed to automatically re-engage the circuit once the internal temperature falls roughly 20°F below the trip point

Is this relay compatible with 50Hz power systems

providing a standardized solution for technicians maintaining Carrier HVAC systems

Key Benefits: Precise OEM Fit: Specifically engineered for McDonnell & Miller 94 series and 194 series

It serves as a universal HVAC relay

Lennox 56M13 Control Limit It is designed to automaticallyThe Lennox 56M13 Control Limit is a critical high temperature safety component engineered for precision in gas furnace and HVAC system applications. This SPST (Single Pole Single Throw) switch provides indispensable protection by monitoring heat exchangers and duct temperatures, ensuring reliable safety shutoff during overheating events. This specific Lennox limit switch is often identified as 56M1301, confirming precise OEM replacement compatibility