AMP Connectors 2-644042-0 Product Type: Receptacles / Sockets - PCB Series: MTA-100 Contact Gender: Socket (Female) Pitch: 2.54 mm Number of Positions / Contacts: 20 Mounting Style: Wire Termination Style: IDC Housing Material: Nylon Contact Material: Phosphor Bronze Contact Plating: Gold Voltage Rating: 250 VAC Wire Gauge: 22