Factory sealed, external seals not required in most areas, arcing is safely confined to receptacle interiorGlass filled reinforced polyester insulating blocksEnergized receptacle contacts deeply recessed to reduce danger of accidental touchingUnique blade type, brass contacts exert constant pressure along entire contact surface and provide superior electrical contactInsulators provide superior dielectric and mechanical strength and lowest arc trackingECP plug fits any standard non explosionproof receptacle (NEMA 5-20R, or 6-20R) as well as U-Line™ explosionproof receptaclesIntermateable with competitor's plugs of like configurations

Standards/Approvals: RoHS Compliant|Class I, Div 1 and 2 Groups C, D, Class I, Div 2, Groups B, C, D; Class II, Div 1 and 2 Groups F, G, Class III|CSA C22.2 File No.25, C22.2 File No. 30, C22.2 File No.42, C22 File No.159 Certified File No. 038644|UL 1203/1010/894 File No. E10784/E81751 Listed