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The Hoffman Enclosures A90XM7818SSN4 is a floor-mount disconnect enclosure constructed from Grade 304 stainless steel. It features dual doors secured by a three-point latch mechanism with padlock handle capability. The unit measures 90 inches in height, 78 inches in width, and 18 inches in depth, providing substantial internal volume for industrial electrical distribution applications requiring high durability and security.
Verify the specific model suffix matches the required material grade and latch configuration. Confirm that the physical dimensions align with the designated floor space and mounting requirements. Ensure compatibility with existing conduit entries and internal component layouts before finalizing procurement orders.
Select this model when Grade 304 stainless steel is mandatory for environmental resistance. The three-point latch provides superior door sealing compared to standard two-point systems. Consider the floor-mount footprint carefully as the unit requires significant vertical clearance and floor area for proper access and maintenance.
This part belongs to Hoffman's heavy-duty stainless steel enclosure line designed for demanding industrial settings. It complements other NEMA-rated solutions by offering enhanced structural integrity and security features suitable for critical infrastructure protection and long-term outdoor exposure scenarios.
No direct public substitute part numbers are confirmed for this specific stainless steel variant. Verify dimensional compatibility if considering alternative brands or materials such as aluminum or carbon steel variants within the same manufacturer portfolio.

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