Products in the News

Kirk Key Interlock Company LLC - North Canton, OH

Original Press Release

Kirk Key Brings Trapped Key Interlock Systems to IEEE PES Show

Press release date: Mar 10, 2014

Massillon, Ohio – Kirk Key Interlock Co. will exhibit its full range of trapped key interlocks, including the new Eagle Series for valve interlocking, at the 2014 Institute of Electrical and Electronic Engineers Power Engineering Society (IEEE PES) Transmission and Distribution Exposition, April 14-17 at the McCormick Place Convention Center (Chicago, Ill.), booth 1842.

Kirk's interlock systems ensure that a pre-determined sequence of operation is followed for safe shutdown and startup of equipment in electrical switchgear or power generation and distribution applications. Its new Eagle Series integral valve interlocks fit nearly every type and size of quarter and multi-turn valves. When paired with Kirk's mechanical and electromechanical trapped key interlocks, the combination provides a comprehensive safety system for the power industry. To suit a variety of needs, Kirk's trapped key interlocks come in Standard Duty (SD), Medium Duty (MD) and Heavy Duty (HD) configurations.

Both switchgear OEMs and end users visiting Kirk's booth will find informative hands-on demonstrations and animations illustrating trapped key interlock coordination schemes specific to the power industry

For more information, visit booth 1842 at IEEE PES, go to, call (800) 438-2442 or email

About Kirk:
Based in Massillon, Ohio, Kirk Key produces mechanical interlocks, electro-mechanical interlocks, solenoid key release units, time delay key release units, and transfer panels. Kirk manufactures more than 55,000 safety systems each year for use in a wide range of industries to guarantee a sequential pattern is followed when access is needed to hazardous equipment or areas. KIRK key interlock systems are designed and configured to each user's requirements and revolve around a key or keys that an operator must use at each step in the sequence.

A Halma Company

Company Contact:
William Trautmann
Vice President – Sales & Marketing
Kirk Key Interlock Company
211 Wetmore Ave. S.E.
Massillon, Ohio 44646
Tel: 330-833-8223
Fax: 330-833-1528