MICRO SWITCH™ Hazardous Location Switches: CX Series, Epoxy-Coated Aluminum Short Housing, Side Rotary, Maintained, (2) Single Pole Double Throw (SPDT) Hermetically Sealed Basic Switches, 1 A 125 Vac, NEMA 1, 3, 4, 4X, 6, 6P, 13, and IP66 Seal Rating, Operating Temperature: -25 °C to 85 °C [-13 °F to 185 °F], (2) 3/4 in - 14 NPT Conduit Termination, NEMA 7: Class I, Div. 1 & 2, Groups B, C & D; NEMA 9: Class II, Div. 1 & 2, Groups E, F, & G; ATEX/IEC Ex, INMETRO (Gas) II 2G; Exd IIC T6; ATEX/IEC Ex, INMETRO (Dust) II2 D; Exd tD A21 T85 ° C, Agency Approvals: UL, CSA, ATEX (CE), IEC Ex, INMETRO, External and Internal Ground Screw .. see full description