Your search query on "FVK Control Switches" returned the following results:

GE FVK361R Flex-A-Plug Busway Plug, 30A, 3P, 600VAC, Style 2 - USED (175902380078)

General Electric FVK362R Flex-A-Plug Bus Plug, 60A, 600V, 3PH 3W - USED (175387893762)