Water Pump Pressure Switch; Range: 5 to 80 psi, Port Type: (1) Port, 1/4 in FNPS/ PRESSURE SWITCH TYPE: DIFFERENTIAL NOMINAL THREAD SIZE: 0.250 INCHES SINGLE PRESSURE CONNECTION NONPILE-UP CONTACT ARRANGEMENT: 2 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED CONTACT LOAD CURRENT RATING: 10.0 AMPERES MOTOR LOAD SINGLE VOLTAGE MEDIA FOR WHICH DESIGNED: LIQUID STYLE DESIGNATOR: 33 RECTANGULAR THREAD SERIES DESIGNATOR: NPS SINGLE PRESSURE CONNECTION