Killark® GCS and SWBC series control station provide control solutions in hazardous location areas to supply, START/STOP motor functions, LED pilot light indications and more for use with Killark® GO short style operators when installed in the covers and GO long style operators when installed in the back wall to allow for thickness of a panel for panel mounting. For use in class 1 division 1 and 2, class 1 zone 1 and 2 areas for indoor use and are non-factory sealed requiring the need for a conduit seal fitting. UL listed and CSA certified. The GCS and SWBC can be drilled and tapped to order or in the field by the customer from 1/2 to 1-1/2 in for dead end and feed through entries.