Through-hole header with board lock
The 3-178140-5: It carries tin-plated mating contacts rated 600 V, mounts through-hole with solder termination, and includes a board lock for retention during wave soldering.
Shrouded housing and keying
The 4-wall shrouded housing with detent lock protects the tab contacts and provides polarization against mis-mating with the matching Dynamic D-3200 receptacle.
