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the 40003916-521 is the standard 2-wire motor/powerhead for V8043A models
suitable for standard wall-mounted gravity and counterflow furnace configurations
along with a 3-speed fan control for improved airflow management
it is recommended to use a thermal well for any liquid immersion requirements to maintain the integrity of the thermistor element
this is a 120V AC actuator
Sporlan 168015 SQE Body 30067439-890 the 40003916-521 is the standardThe 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
