The 20021121-00010D4LF from Amphenol Communications Solutions is unshrouded header with male pins, 10 position, 2 rows, 0.050" (1.27mm) pitch and solder termination. This surface mount header has push-pull fastening, 0.120" (3.05mm) mating length, 1A current rating and 125V voltage rating. The 20021121-00010D4LF has copper alloy contacts with 10.0µin (0.25µm) gold mating / 50.0µin (1.27µm) tin post contact finish and black thermoplastic insulation. Operating temperature range is from -55°C to 125°C.