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

Key Benefits Corrosion Resistance: Built from 316 stainless steel to withstand harsh boiler chemicals and oxidation

and FLR140

Engineered specifically for 1/2 inch diameter shafts

Common Questions & Technical Support: Is the 100208501 interchangeable with the RLY2202

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