Appleton Powertite Series of pin-and-sleeve plugs, receptacles and connectors are available in 30, 60, 100, 200 and 400 Amp units. They supply power to all types of heavy-duty electrical equipment, fixed or portable, including pumps, compressors, motor generators and power transfer switch cabinets. They are NEMA 4X-rated with contacts that exert constant pressure along the entire contact surface to provide electrical continuity.