These TFM Series Headers from Samtec are Through Hole Terminal Strips with a 1.27 mm pitch.

Current rating 2A
Operating temperature -55 to 125°C
TFM-1xx-01-L-D: 0.38 μm Gold plating on contact area and Matte Tin on tails
TFM-1xx-01-S-D-WT: 0.76 μm Gold plating on contact area and Matte Tin on tails
TFM-1xx-01-S-D-WT: with Weld Tabs
TFM-1xx-01-L-D-RA: for Right Angle / Horizontal orientation

For mating Board to Board Sockets see SFM Series, stock number 507-7308 typical
For mating IDC cable assemblies see SFSD Series, stock number 767-9221 typical

This rugged Tiger Eye™ terminal strip features a multi-finger, BeCu contact system designed for high reliability and high cycle applications with surface mount or through-hole tails. Vertical or right-angle orientations for parallel, perpendicular and coplanar mating increase design flexibility, along with optional alignment pin, locking clip, dual screw down or weld tab for more rugged applications.

Shrouded body for blind mating
Pitch: .050" (1.27 mm)
Contact System: .018" (0.46 mm) diameter post
Orientation: Vertical, right-angle, horizontal
Termination: Through-hole, surface mount
Application: Mating with high-reliability Tiger Eye™ contact sockets and cable assemblies
Multiple stack heights
Special Features: Screw down, weld tab and solder nail options available for most rugged requirements
Extended Life Product™ (E.L.P.™)