2387121-1 is a Circular Plastic Connector (CPC) plug connector cable assembly designed for rugged power input and output applications. This Series 1 connector features a size 14 to 14 configuration with REV type polarity, utilizing heat resistant thermoplastic housings and copper alloy contacts with stainless steel retention springs. The contacts feature gold over palladium-nickel over nickel plating in the mating area and tin over nickel plating in the wire crimp area. With an operating temperature range of -55 to 105°C and up to 500 mating cycles (gold or silver), this cable assembly is suitable for industrial machinery, control cabinets, rail and transit systems, HVAC equipment, and communication equipment applications.