This OEM thermostat assembly is the factory-standard internal control for a wide range of Marley-branded heating units

It is used to replace worn or failed blower motor bearings in compatible HVAC systems

check for a 2-flash or 3-flash error code on the control board

protecting the compressor from "slugging" during the startup phase

Sporlan 168015 SQE Body 30067439-890 This OEM thermostat assembly isThe Sporlan 168015 SQE Body is a premium, cartridge style thermostatic expansion valve body designed for professional HVACR applications where precision and field serviceability are paramount. Engineered with a 3 8" ODF inlet and a 1 2" ODF outlet, this Type SQE body features a 1 4" external equalizer connection to ensure accurate superheat control by compensating for pressure drops across the evaporator. Its removable 100 mesh strainer allows for