Lennox 97M60 Thermostat Defrost (1 Each) 100503-03

Product Description

Lennox 97M60 is a defrost thermostat for HVAC and heat pump defrost control. The unit functions as an SPST temperature switch that opens at 70 F and closes at 42 F and includes 35-inch leads for connection. The part corresponds to Lennox catalog number 100503-03 and serves as an OEM replacement across multiple Lennox models.

• SPST temperature switch; opens at 70 F and closes at 42 F; 35-inch leads
• OEM replacement part (MPN 97M60; replaces 100503-03 / R100503-03); used for heat pump defrost control

Product Highlights

Defrost thermostat (SPST) for heat pump defrost cycles; opens 70 F / closes 42 F; 35 in leads; OEM Lennox replacement 100503-03.

Product Information

Standard Information

• Brand: LENNOX
• Manufacturer Part Number: 97M60

Technical Specifications

• Brand: Lennox
• MPN: 97M60
• Manufacturer Part Number (Alternate): 100503-03
• Item Code: LNX97M60
• Base Part Number: 11666105
• UPC: 66255133959
• Switch Type: SPST
• Opens At: 70 F
• Closes At: 42 F
• Lead Length: 35 inches
• Temperature Range: L70-28F
• Replaces: 100503-03, R100503-03
• Category: Defrost Thermostat / Heat Pump Parts