This high-limit safety control is a direct drop-in replacement for failed or drifting thermal switches in residential and light commercial HVAC equipment

Using the specific Field Controls 46273100 ensures the fixed set point matches the appliance’s original safety certification

providing a flexible solution for various commercial power supplies

this 3-inch stroke actuator features an 8 to 13 psig spring range

Integrated Junction Box: Protects electrical connections and facilitates rapid solenoid coil installation

Lennox 53H18 Run Capacitor 319825-402 This high-limit safety control isThe Lennox 53H18 is a high performance 45 MFD 440VAC round run capacitor, engineered for continuous duty in residential and light commercial HVAC systems. As a veteran technician knows, maintaining the correct capacitance is critical for motor longevity and power factor correction. This genuine OEM component is a direct replacement for Lennox 53H1801 and 53H1801PR, ensuring seamless HVAC motor capacitor replacement without the need for field