Hubbell Industrial Controls 69HAU3B Pressure Switch 30067439-890 also known as the TUA

also known as the TUA Mini-Mizer Kit

Automatic Reset: Resumes system operation once the thermal condition clears

but it is often cross-compatible with standard sliding stem actuator linkages

this fuse link maintains the structural integrity of the furnace or water heater control circuit

ensuring system stability in critical HVAC pneumatic applications

Hubbell Industrial Controls 69HAU3B Pressure Switch 30067439-890 also known as the TUAThe Hubbell Industrial Controls 69HAU3B Pressure Switch is a heavy duty single stage air compressor switch designed to manage system cycling with precision in industrial environments. Engineered with a NEMA 1 enclosure, this 2 pole pressure switch is rated for a 60 PSI factory setting, providing a reliable 15 PSI to 25 PSI differential range. The 69HAU3B features a 1 4" NPSC internal connection and is capable of handling up to 2 HP at 120V or 3 HP at