Hoffman Pentair A21SDA Engineering Operator Adapter; Steel, Gray, Universal Flange Cutout Mount
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Hoffman Operator adapter is used with Square D® Class 9422 variable-depth and flex-cable mechanisms. It works on all Hoffman disconnect enclosures with a universal flange cutout. It should be installed with a disconnect in bulletin A21, A28 and A34 Hoffman enclosures that have a universal cutout. Adapter can be used with universal cutouts.
Adapter is included with an adapter plate and additional components that are required to interlock the master door with the disconnect operating mechanism. It is provided with panel drilling and installation instructions.