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The Hoffman Enclosures A86M3E20LPG is a Type 12 industrial enclosure constructed from mild steel with a gray polyester powder-coated finish. It features a multi-door design with three doors and mechanical interlocks for larger control systems. The unit measures 86.12 inches in length, 112.00 inches in width, and 20.12 inches in depth (2187.45 mm x 2844.80 mm x 511.05 mm). It provides NEMA 12 and IP55 protection ratings and complies with UL-508A standards.
Verify the specific door count and interlock mechanism requirements against the application needs. Confirm that the free-standing dimensions fit the installation footprint. Ensure the NEMA 12 rating aligns with the environmental conditions of the deployment site. Check for any required accessories such as mounting hardware or internal rails not included in the base unit.
Select this model when a single enclosure cannot accommodate the volume of equipment but wall-mounting is insufficient. The multi-door layout facilitates maintenance by isolating sections. Consider the weight and floor space requirements for the free-standing structure. Verify that the steel construction meets corrosion resistance expectations for the specific industrial setting.
This part belongs to the nVent Hoffman A27 series of multi-door enclosures. These units are designed for heavy-duty industrial applications where standard single-door boxes are inadequate. The series offers various sizes to house complex control architectures while maintaining standardized protection ratings and safety compliance.
No direct public substitute part numbers are confirmed for this specific multi-door configuration. Alternative solutions may require custom fabrication or combining multiple standard enclosures, which would alter the structural integrity and protection rating.

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