350988-4 is a 4-circuit socket header connector designed for wire-to-board power applications in the 5.0 mm Power Key Connectors (5.0 PKC) family. This connector features a 1.050 inch (26.67 mm) A dimension centerline spacing with UL94V-2 flammability rating and pre-tin socket finish, enabling reliable mating with standard tail pin headers. The connector incorporates a compact 19.4 mm mated height design with double lock plates for complete contact loading and locking levers surrounded by protective walls to prevent wire tangling. It is recognized by Underwriters Laboratories Inc. (File No. E28476) and certified by Canadian Standards Association (File No. LR7189), making it suitable for power circuits in home appliances, particularly gas appliances, where robust electrical connections and safety compliance are essential.