NORMALLY OPEN, CAST IRON ANSI NPT THREADED ENDS, BUNA-N ORINGS/BUMPER, 115V 60HZ MOTOR / SOLENOID, 2.5 SECOND TIMING, NEAM 4 ENCLOSURE, VCS1/V0S1 SWITCH, FM, CSA, UL, GAD, EAC AGENCY APPROVALS