HEAVY DUTY PRESSURE SWITCH 25AMP METAL ENCLOSURE WITH UNLOADER 140-175 - REPLACES 69HAU1 140-175 PSI FACTORY PRESET AND IS ADJUSTABLE UNLOADER INCLUDED - METAL ENCLOSURE 1-PORT CONNECTION TYPE 1/4" FNPT 140-175 W/ A SINGLE PORT CONNECTION TYPE 25 AMP CONTACTOR w/ METAL ENCLOSURE THIS SUNNY PRESSURE SWITCH REPLACES FURNAS/HUBBELL 69HAU1