Designed to house the following: Allen-Bradley Bulletin 1494V disconnect switches with flange-mounted variable depth operating mechanisms and Bulletin 1494V flange-mounted variable depth operating mechanisms for circuit breakers. Allen-Bradley Bulletin 1494V-R1, -R2, and -W2 operating handles and Allen-Bradley Bulletin 1494F disconnect devices or Bulletin 1494D circuit breaker operators will not fit these enclosures ABB Controls flange-mounted variable depth operating mechanisms for disconnect switches and circuit breakers Cutler-Hammer/Westinghouse Type C361 flange-mounted variable depth operating mechanisms with disconnect switches and Type C371 flange-mounted variable depth operating mechanisms for circuit breakers. Flex Shaftâ„¢ handle operators for circuit breakers General Electric Type STDA flange handles and variable depth operating mechanisms for disconnect switches and circuit breakers. Also Spectra Flexâ„¢ cable operators for circuit breakers I-T-E Max-Flexâ„¢ flange-mounted variable depth operating handles for circuit breakers. Square D Class 9422 disconnect switches with flange-mounted variable depth operating mechanisms or cable mechanisms. Class 9422 flange-mounted variable depth operating mechanisms or cable mechanism for circuit breakers