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The Hoffman Enclosures A6R64HCR is a Type 3R wall-mount enclosure constructed from galvanized steel with a polyester powder-coated ANSI 61 gray finish. It features a hinged solid cover and measures 6 inches in height, 6 inches in width, and 4 inches in depth (152.4mm x 152.4mm x 101.6mm). The unit includes two 1/2 to 3/4 inch knockouts and one 3/4 to 1 inch knockout on the bottom for cable entry.
Verify that the specific order matches the manufacturer part number A6R64HCR. Confirm the material specification is galvanized steel and the finish is ANSI 61 gray. Ensure the required knockout sizes (two 1/2-3/4 inch and one 3/4-1 inch) align with your cable entry needs. Check for any regional manufacturing variations or updated certification marks.
Select this model when outdoor weather resistance is required for small-scale electrical installations. The Type 3R rating distinguishes it from indoor NEMA 1 units. Consider the 6x6x4 inch dimensions for compact component placement. Verify that the hinged cover mechanism meets accessibility requirements for maintenance personnel.
This enclosure belongs to the Hoffman Type 3R series designed for outdoor use. It is manufactured by nVent Hoffman. Similar models in the lineup vary by dimensions and ingress protection ratings. The product line focuses on providing reliable protection for electrical systems exposed to harsh environmental conditions.
Direct substitutes include other manufacturers' Type 3R enclosures with identical 6x6x4 inch dimensions and galvanized steel construction. Verify compatibility of mounting holes and knockout configurations before substitution.

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