REC, 21P, BLK, N, THD, 12/16, S Nominal Voltage Architecture: 24 V 48 V 12 V Number of Positions: 21 Connector & Housing Type: Housing for Female Terminals Connector System: Wire-to-Panel Mating Pin Diameter: 2.4 mm 1.6 mm Deutsch Hdp20 Housing | 24 V 21 | Part Number: HDP24-24-21SN-L015 | Internal Number: HDP24-24-21SN-L015 | Alias Number: ZPF000000000130943 | 2.4 mm | TE Connectivity | DEUTSCH