The housing uses a latch holder fastening type, which provides a positive mechanical lock when mated with the corresponding plug header, resisting vibration-induced disconnect in automotive, industrial equipment, or appliance applications.
The crimp termination style accepts a range of wire gauges typical for signal and moderate power circuits; the exact wire size and terminal part number depend on the current draw and wire gauge specified in the harness design. The black color is standard for the series and does not indicate any special material variant.