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In HVACR burner assemblies
ensuring a tight seal within the filter cabinet to prevent bypass
Its robust cross-section (7/16" thickness) is specifically built for reliability in high-horsepower compressor and pump applications where belt stretch must be minimized to prevent premature pulley wear
15" WC SPDT pressure switch designed for critical monitoring in high-efficiency heating systems
5 ton thermostatic expansion valve engineered specifically for R-410A refrigerant systems
Functional Devices PSM20A12DAS Power Supply R-448A In HVACR burner assembliesThe Functional Devices PSM20A12DAS is a heavy duty, track mounted isolated linear DC power supply designed for precision in building automation and HVACR control systems. Engineered to convert a 24 VAC input into a stable, adjustable 1. 5 14 VDC output, this unit is a staple for technicians powering sensitive low voltage sensors, thermostats, and controllers that require ripple free power. With a 300mA output current rating and Class 2 UL listing, it
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