1-480275-0 is a 12-circuit matrix socket housing (plug) connector designed for 5.0 mm Power Key Connectors (5.0 PKC) wire-to-board applications. The housing features a positive lock mechanism with pre-tin duplex plating finish and is constructed from UL94V-2 nylon in natural color, providing a mated height of 19.4 mm. Key dimensions include a width (F dimension) of 1.145 inches (29.08 mm) and depth (G dimension) of 1.045 inches (26.54 mm), with a centerline spacing of 0.200 inches (5.08 mm). This connector is designed for power circuits in home appliances, particularly gas appliances, and is recognized under UL Component Program File No. E28476 and CSA File No. LR7189. The double lock plate and protective walls surrounding the locking levers ensure secure contact loading and prevent wire tangling, making it suitable for demanding industrial and appliance applications.