The design of the D-4200 Series housing incorporates a lock for security of the connection.

For mating D-4200 Series Headers see stock number 719-5578 typical.
For D-4000 Series Contacts see stock number 719-4503 typical.

TE Connectivity Dynamic 4000 Series

The D-4000 Series connectors incorporate a Keying system to prevent mis-mating. These D-4200 Series connectors have a 6.35 mm pitch with a maximum Voltage Rating of 600 Vrms and a maximum Current Rating of 23 A with both ratings being dependent upon the number of ways and wire size used.