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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HD Series NEMA Polycarbonate Enclosures

  • UL Listed to NEMA Types 1, 2, 3, 3R, 4, 4X, 5, 6, 6P, 12, 13
  • Meets IP66 / IP68 requirements
  • Brass inserts for cover on/off
  • Surface/wall mounting flanges
  • Designed for outdoor applications
  • PCB mounting bosses standard
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YH Series Hinged Waterproof NEMA Electrical Enclosures

  • NEMA 3R, 4X & 6P / IP66 & IP68 rated
  • UL Listed to UL 508A, Type 1, 2, 3, 3R, 4, 4X, 6, 6P, 12 & 13
  • External all plastic hinge design
  • Designed for outdoor applications
  • UL94V-0 flame rating
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YQ Series Waterproof NEMA Electrical Enclosures

  • NEMA 3R, 4X, 6P / IP68 rated
  • UL Listed to UL 508A, Type 1, 2, 3, 3R, 4, 4X, 6, 6P, 12 & 13
  • UL94V-0 flame rating
  • Designed for outdoor applications
  • Screw-down cover (non-hinged) with clear option
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All NEMA Rated Enclosures