Replacement Contact Kit, For Pressure Switches Rated 1.5 HP/17.2 Amp @ 115 VAC and 2 HP/10.7 Amps @ 230 VAC, 2 Poles Pumptrol Water Pump Pressure SwitchesDesigned for direct control of electrically driven pumps. Can be used with motor starters to control higher horsepower motors. Temp. range: -22 to 257 F.UL Listed and CSA Certified. NSF 61 Annex G and NSF 372 Certifications. NSF 372 on 9013G NSF 61 Annex G on 9013FSG.1and 2-pole, HP Rated 1/4" female connection Diaphragm actuated Standard action contacts open on rising pressure Reverse action contacts open on falling pressure NEMA 1 enclosure