If your motor shaft is smaller

Built to ASHRAE Standard 102P-1983

it ensures reliable data for defrost termination sensing

the technical specification for this OEM gauge allows for accurate monitoring up to 266°F

Lennox 68659 Fan Blade Refrigerant If your motor shaft isThe Lennox 68659 Fan Blade is a critical condenser motor component engineered for high static efficiency in residential and light commercial Lennox HVAC systems. This heavy duty aluminum fan blade features a 4 blade configuration designed to optimize CFM output while maintaining structural integrity under high RPM loads. It is a direct OEM HVAC replacement part often required when excessive vibration, blade pitching, or corrosion compromises the heat