Killark® SWB series control station back boxes provide control solutions in hazardous location areas to supply, start/stop motor functions, LED pilot light indications and more for use with Killark® XCS and XS cover assemblies. For use in Class 1 Division 1 & 2, Class 1 Zone 1 & 2 areas for indoor use and are non-factory sealed requiring the need for a conduit seal fitting. UL listed and CSA certified. The SWB is offered in a wide variety of configurations from 1/2 to 1 in dead end and feed through for single double and triple gang to multi gang options with up to 15 cavities for XCS and XS cover assemblies.