Horizontal Receptacles - Single Row - SMTThe Dubox Board to Board Single Row SMT PCB Receptacles have a pre-stressed dual beam design contact for low insertion force. The platings for these Dubox Board-to-Board SMT PCB Horizontal Receptacles is 0.76 μm Gold on the contact area and Matte Tin on the PCB Tails.Operating temperature range -65 - +125°CNoteMates with any 2.54 mm pitch x 0.64 mm (0.025 in.) square posts.Amphenol FCI 2.54mm Dubox Series Interconnection System