Description
the 20028405 part may require replacement
resetting once it cools to 90°F
Constructed from durable steel and precision-cut insulation
the effective UVC output degrades over time
It is recommended to check the rating plate of your equipment against the manufacturer’s parts list to confirm suitability before installation
Lennox 17W11 Defrost Thermostat 318423-701 the 20028405 part may requireThe Lennox 17W11 Defrost Thermostat is a critical OEM replacement part designed to regulate the defrost cycle in high efficiency heat pump systems. Engineered for precise temperature monitoring, this Lennox L60 31F sensor prevents seasonal ice accumulation on the outdoor evaporator coil, ensuring consistent heat transfer and protecting the HVAC compressor from liquid slugging. As an SPST switch, it operates on a fixed temperature differential,
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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