REC, 1P, BLK, N, SIZE 4 Nominal Voltage Architecture: 48 V 12 V 24 V Connector & Housing Type: Housing for Male Terminals Connector System: Wire-to-Wire Mating Pin Diameter: 5.72 mm Mating Pin Diameter: .225 in Deutsch Dthd Housing | 48 V Housing for Male Terminals | Part Number: DTHD04-1-4P | Internal Number: DTHD04-1-4P | Alias Number: ZPF000000000130109 | 5.72 mm | TE Connectivity | DEUTSCH