Kirk Key Interlock Company

The Type FF interlock, which has a reduced sized bolt for smaller stature breakers, ensures that workers follow a predetermined sequence of operation to safely access electrical...

Kirk Key has launched two new styles of integral valve interlocks that fit nearly every type and size of quarter and multi-turn valves. The Eagle Lock Series ensures safety for...

Kirk Key’s HD Series Type DM Access Interlock is designed to easily protect equipment and workers from costly errors during electrical and switchgear maintenance. The heavy-duty...

Kirk Key’s new Power Panel Switch (PPS) interlock provides reliable electrical isolation in a flexible design to fit a variety of equipment configurations. Ideal for switchgear...