Intraground N1 Series 2 Circuit Selector Switch, Number Of Steps: 3, Contact Rating: 10 AMP At 600 VAC, Enclosure: NEMA 3R, 4X, 7CD, 12, Mounting: Surface Mount With 1/2 or 3/4 IN Dead-End Hub, Material: Nonmetallic, Standard: UL 508, UL 698, UL 1203, E10449, E81751 UL Listed, Class I, Division 1 And 2, Groups C, D, For Heavy Duty Use Like Control Stations And Fire Alarm Station