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The Hoffman E4SPBY25M is an extra-large pushbutton enclosure constructed from steel with a polyester powder painted finish in ANSI 61 Gray. It features four panel cutouts sized for 22.5mm components and provides NEMA 12/IP65 protection against dust, dripping liquids, oil, and coolant. The unit measures 8.5 inches in length, 7.5 inches in width, and 6 inches in depth. Seams are continuously welded and ground smooth, while the cover screws are captivated into sealed threads to maintain environmental integrity.
Verify the specific nomenclature matches the manufacturer's current designation for the E4SPBY25M model. Confirm that the required NEMA 12 rating aligns with your facility's environmental standards. Ensure the 22.5mm hole spacing accommodates your selected switching components. Check for any updated compliance certifications relevant to your region before finalizing procurement.
Select this model when four 22.5mm actuator points are required within a single NEMA 12 rated enclosure. The extra-large dimensions accommodate larger internal wiring or component arrangements compared to standard sizes. Verify that the 6-inch depth provides sufficient clearance for mounted devices and terminal blocks behind the panel face.
This component belongs to the Hoffman Extra-Large Pushbutton Enclosure series, designed for industrial automation and machinery control applications. It serves as a protective housing for operator interface devices, ensuring safety and equipment longevity in harsh manufacturing environments where exposure to contaminants is a concern.
Cross-reference with other nVent Hoffman models offering identical 22.5mm hole configurations and NEMA 12 ratings if availability is constrained. Ensure substitute units maintain the same external dimensions to fit existing panel cutouts without modification.

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