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NEMA 3S Enclosures

Browse dependable NEMA 3S enclosure solutions for indoor or outdoor use. NEMA 3S boxes offer the same protection as NEMA 3 enclosures, but with added protection for external mechanisms to remain operable with ice formation. A variety of sizes and styles of NEMA 3S enclosures are available in polycarbonate plastic for industries such as factory automation, agriculture, alternative energy and more. Looking for a different NEMA rating? View all NEMA enclosures here.

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  1. Small black plastic waterproof enclosure
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    HD-22F
    As low as $3.88 per unit
    2.63 x 2.63 x 1.63 in.
    66.80 x 66.80 x 41.40 mm.
    Material: Polycarbonate
  2. ML-22F*15 Gray outdoor waterproof enclosure rated NEMA 4x and NEMA 6P - 2.63 x 2.63 x 1.63 inches
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    ML-22F
    As low as $5.80 per unit
    2.63 x 2.63 x 1.63 in.
    66.80 x 66.80 x 41.40 mm.
    Material: Polycarbonate
  3. ML-24F*1508 Gray with Clear Cover outdoor waterproof enclosure rated NEMA 4x and NEMA 6P - 4.5 x 2.63 x 2.05 inches
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    ML-24F
    As low as $7.99 per unit
    4.50 x 2.63 x 2.05 in.
    114.30 x 66.80 x 52.07 mm.
    Material: Polycarbonate
  4. ML-44F*15 Gray outdoor waterproof box rated NEMA 4x and NEMA 6P - 4.5 x 4.5 x 2.44 inches
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    ML-44F
    As low as $11.10 per unit
    4.50 x 4.50 x 2.44 in.
    114.30 x 114.30 x 61.98 mm.
    Material: Polycarbonate
  5. ML-34F*15 Gray outdoor waterproof enclosure rated NEMA 4x and NEMA 6P - 4.53 x 3.56 x 2.25 inches
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    ML-34F
    As low as $8.67 per unit
    4.53 x 3.56 x 2.25 in.
    115.06 x 90.42 x 57.15 mm.
    Material: Polycarbonate
  6. IP66 rated weatherproof enclosure
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    HD-24F
    As low as $5.46 per unit
    4.63 x 2.63 x 1.63 in.
    117.60 x 66.80 x 41.40 mm.
    Material: Polycarbonate
  7. black waterproof junction box with extra deep cover
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    HD-25F
    As low as $5.72 per unit
    4.63 x 2.63 x 2.37 in.
    117.60 x 66.80 x 60.20 mm.
    Material: Polycarbonate
  8. HD-44FMMT Black NEMA 6P rated waterproof polycarbonate enclosure for electronics - 4.63 x 4.63 x 2.36 inches
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    HD-44F
    As low as $7.64 per unit
    4.63 x 4.63 x 2.36 in.
    117.60 x 117.60 x 59.94 mm.
    Material: Polycarbonate
  9. HD-35FMMT Black NEMA 6P rated waterproof polycarbonate enclosure for electronics - 5.5 x 3.5 x 1.5 inches
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    HD-35F
    As low as $6.71 per unit
    5.50 x 3.50 x 1.50 in.
    139.70 x 88.90 x 38.10 mm.
    Material: Polycarbonate
  10. Black polycarbonate HD-36F enclosure
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    HD-36F
    As low as $7.04 per unit
    5.50 x 3.50 x 2.36 in.
    139.70 x 88.90 x 59.94 mm.
    Material: Polycarbonate
  11. ML-45F*15 Gray waterproof NEMA enclosure for electronics - 5.5 x 4.13 x 2.44 inches
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    ML-45F
    As low as $11.28 per unit
    5.50 x 4.13 x 2.44 in.
    139.70 x 104.90 x 61.98 mm.
    Material: Polycarbonate
  12. promo card - ex

    Take your enclosure from plain to powerful

    with Polycase customization services

    Get an instant quote
  13. ML-46F*15 Gray outdoor NEMA 4x enclosure for electronics - 6.13 x 4.63 x 2.44 inches
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    ML-46F
    As low as $12.02 per unit
    6.13 x 4.63 x 2.44 in.
    155.70 x 117.60 x 61.98 mm.
    Material: Polycarbonate
  14. Outdoor weatherproof black plastic box
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    HD-46F
    As low as $7.63 per unit
    6.63 x 4.68 x 1.63 in.
    168.40 x 118.87 x 41.40 mm.
    Material: Polycarbonate
  15. HD-45 enclosures for outdoor use
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    HD-45F
    As low as $8.02 per unit
    6.63 x 4.68 x 2.37 in.
    168.40 x 118.87 x 60.20 mm.
    Material: Polycarbonate
  16. 6x4x4 waterproof electrical enclosure
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    ZH-060404
    As low as $37.85 per unit
    7.04 x 5.04 x 4.83 in.
    178.82 x 128.02 x 122.68 mm.
    Material: Polycarbonate
  17. NEMA 6P sumbersible enclosure
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    ZQ-060404
    As low as $35.94 per unit
    7.04 x 5.04 x 4.83 in.
    178.82 x 128.02 x 122.68 mm.
    Material: Polycarbonate
  18. 6x6x4 electrical enclosure
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    ZH-060604
    As low as $42.51 per unit
    7.04 x 7.04 x 5.72 in.
    178.82 x 178.82 x 145.29 mm.
    Material: Polycarbonate
  19. submersible enclosure
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    ZQ-060604
    As low as $40.40 per unit
    7.04 x 7.04 x 5.72 in.
    178.82 x 178.82 x 145.29 mm.
    Material: Polycarbonate
  20. ML-47F*15 Gray outdoor UL listed NEMA 4x enclosure - 7.63 x 4.63 x 3.09 inches
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    ML-47F
    As low as $13.81 per unit
    7.63 x 4.63 x 3.09 in.
    193.80 x 117.60 x 78.49 mm.
    Material: Polycarbonate
  21. black polycarbonate case
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    HD-58F
    As low as $11.30 per unit
    8.00 x 5.25 x 2.70 in.
    203.20 x 133.35 x 68.58 mm.
    Material: Polycarbonate
  22. ML-58F*15 Gray weatherproof NEMA 4x enclosure - 8.75 x 5.25 x 3.3 inches
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    ML-58F
    As low as $18.04 per unit
    8.75 x 5.25 x 3.30 in.
    222.25 x 133.35 x 83.82 mm.
    Material: Polycarbonate
  23. 8x6x4 waterproof electrical enclosure
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    ZH-080604
    As low as $45.64 per unit
    9.04 x 7.04 x 5.72 in.
    229.62 x 178.82 x 145.29 mm.
    Material: Polycarbonate
  24. promo card - ex

    Take your enclosure from plain to powerful

    with Polycase customization services

    Get an instant quote

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Customization Services

CNC Machining

Receive your enclosures with the cutouts you need, so they are ready to go to work for you. 
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Digital Printing

Weatherproof and chemical-resistant ink printed directly onto the enclosure, that won't peel, bubble or scratch.
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Minimal Cost. Maximum Impact.

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Outdoor enclosure with digital printing