Relay and Control Precision Oil Tight Limit Switches UL Listed. File E 100480 Wide choice of heads and actuators. Captive cover screws Dustproof, Oil Tight, Water Resistant Silver/Gold alloy contacts, double contact design. Stainless steel essentials. Standard size & dimensions, ½" conduit entry Temp. range +5° F to +175° F (-15° C to +80° C) Hi-Pot Voltage -2200VA/minute Insulation Resistance -100 MΩ on 500VDC. Contact Arrangement -2 Circuits: 1 NO, 1 NC Max. Operating Freq.120 mech. operations/minute. 30 elect. Operations/minute. Life Test- Mech: Ten Million ...