NEMA 3R Enclosures

NEMA 3R enclosures from Polycase provide both indoor and outdoor solutions for your electrical application. Meeting NEMA 3R standards ensures our boxes are designed to withstand tough environments. With a variety of styles and sizes available, it’s easy to find the right NEMA 3R rated enclosure solution at Polycase. For even more options, browse our large selection of waterproof NEMA enclosures that exceed the NEMA 3R rating.

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All NEMA Rated Enclosures