Honeywell Magnetic Value-added Hall-effect Sensor: 103SR Series, Unipolar Hall-effect Digital Position Sensors, 4.5 to 24 Vdc supply voltage, Sealed, 15/32-32 UNS-2A cylindrical aluminum threaded housing, Digital sinking output,Two hex nuts, 1000 mm [39.4 in] 22 gauge PVC insulated conductors with black molded PVC jacket.