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 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 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.