Hubbell Industrial Controls 69HA1 Pressure Switch 30067439-890 Transitioning between types requires adjusting

Transitioning between types requires adjusting the configuration parameters to match the specific thermocouple millivolt curve for accurate scaling

You must verify the Fasco A985 cross reference data against your existing motor's part number and frame size before installation

and Y connections

Always verify your supply voltage with a multimeter before installing a replacement HVAC part to avoid component damage

making it essential for split-system heat pump applications where refrigerant flow is required in both heating and cooling cycles

Hubbell Industrial Controls 69HA1 Pressure Switch 30067439-890 Transitioning between types requires adjustingThe Hubbell Industrial Controls 69HA1 Pressure Switch is a heavy duty, commercial grade control designed to regulate tank pressure in air compressor systems and fire suppression applications. Built for demanding industrial environments, this switch features a rugged, painted steel case and cover that resists corrosion and provides long term durability in the field. This 2 pole double break device offers a versatile operational range with a minimum