D-Sub Mixed Contact Connectors in 12 industry standard contact arrangements: 3W3 | 3W3K | 5W1 | 5W5 | 7W2 | 8W8 | 9W4 | 11W1 | 13W3 | 13W6 | 17W2 | 21W1 | 21WA4 Available with 20 or 40 amp power contacts, 5 amp signal. Allows signal, high current & high voltage in one connector. Contacts are pre-loaded into the insulator Shell: Steel, nickel plated Insulator: Glass-Filled Thermoplastic, Black D-Sub Mixed Signal Contacts: Machined Copper Alloy, Full Gold Flash D-Sub Mixed Power Contacts: Machined Copper Alloy, Full Gold Flash