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NEMA 3R Junction Box

This KDM NEMA type 3R junction box protects outdoor-mounted electrical components from harsh environmental conditions. As a NEMA 3R electrical enclosure, it is weatherproof with sealing methods that prevent tough water and dust from entering the box or encasing.

About the KDM NEMA 3R Junction Box

This KDM enclosure follows the core NEMA type 3R enclosure standards: protection against water, dust, UV radiation, and ice formation around or inside the box. It is corrosion-resistant and typically serves various lightweight and heavyweight outdoor electrical installations.

Because of these multifaceted requirements, we fabricate the KDM NEMA 3R-type junction box in various custom material types, gauges, and specifications. Usually, we use aluminum, carbon steel, powder-coated or galvanized steel, and stainless steel (304, 316, etc.) for fabrication.

Furthermore, the KDM NEMA 3R junction box comes in various custom colors, sizes, and dimensions to cater to your diverse project requirements. Some popular standard dimensions include gray and white 6x6x4, 12x12x6, 36x36x12, 24x24x8, 10x10x4, 8x8x6, etc.

These types 3R junction boxes have enough space for electrical components while maintaining watertight security and longevity. Per cost, we offer the best prices for our NEMA 3R enclosure models. Nonetheless, customers choose our models because of their superior quality and customizable options.

Discover the KDM NEMA 3R Junction Box Enclosure Types

NEMA 3R PVC Junction Box

This NEMA type-3R enclosure is lightweight due to the PVC material used in its fabrication. Its standard dimensions and sizes are customizable. Plus, it meets the IP67 rating for maximum protection against dust and water ingress. The PVC NEMA 3R junction box is ideal for outdoor installations where metallic enclosures are not feasible due to budget and environmental factors.

6x6x4 NEMA 3R Junction Box

This is a NEMA 3R enclosure with a standard dimension and size of 6 inches for width, 6 inches for length, and 4 inches for height. It is compact enough to carry the internal accessories or components. As NEMA 3R-compliant equipment, it is weatherproof and suitable for small-scale outdoor electrical installations. It is usually available in metal materials like steel or aluminum.

12x12x6 NEMA 3R Junction Box

This KDM NEMA enclosure is a 12-inch by 12-inch by 6-inch standard dimension and size junction box. It is primarily customized in carbon steel, galvanized steel, or aluminum. Due to its spacious internal layout, it is ideal for protecting outdoor installations needing a larger enclosure to house electrical components from harsh weather conditions and ingresses.

12x12x4 NEMA 3R Junction Box

The KDM 12 by 12 by 4 inches junction box meets the NEMA 3R wiring enclosures standard for maximum protection against corrosion and weather compromises. It is typically designed in zinc-plated galvanized steel, carbon steel, and aluminum and is ideal for moderately sized outdoor electrical applications.

12x12x4 NEMA 3R Junction Box (1)
36x36x12 NEMA 3R Junction Box

This KDM custom-made steel or aluminum enclosure is spacious, thanks to its standard large dimension of 36 x 36 x 12 inches. Being a NEMA 3R enclosure makes it weatherproof and suitable for outdoor installations needing a substantial encasing to house multiple electrical components.

18x18x6 NEMA 3R Junction Box

The 18 by 18 by 6 inches NEMA 3R junction box is a medium-sized but spacious weatherproof enclosure for outdoor electrical installations. It is fabricated in alloy steel and aluminum metal sheets, offering maximum protection against solid and tough environmental conditions and ingress.

8x8x4 NEMA 3R Junction Box
8x8x4 NEMA 3R Junction Box

This is the custom-made KDM NEMA 3R 8 by 8 by 4 standard dimension enclosure for electrical installations. It is compact but compartmentalized with a comprehensive layout for maximum space optimization. Fabricated in alloy steel and aluminum, this junction box is ideal for small outdoor electrical applications.

24x24x12 NEMA 3R Junction Box
24x24x12 NEMA 3R Junction Box

This KDM enclosure is large and spacious, thanks to its 24-inch width by 24-inch length by 12-inch height. It is NEMA standard weatherproof and typically fabricated with alloy steel and aluminum. For this reason, it is ideal for outdoor installations with considerable electrical components.

24x24x8 NEMA 3R Junction Box

This is another custom large NEMA enclosure fabricated by KDM Fab. It is spacious, with a 24-inch width, 24-inch length, and 8-inch height. It can be installed as a pad or pedestal mount and is ideal for outdoor enclosure applications. You can order this enclosure in various IP67 metal sheets and seals, such as alloy steel and aluminum.

10x10x4 NEMA 3R Junction Box

This junction is a medium-sized enclosure designed by KDM Fab. Though compact, it is well-compartmentalized to carry your electrical accessories. It comes with a custom dimension of 10 inches for the width, 10 inches for the length, and 4 inches for the height. This junction box is ideal for moderate electrical applications.

8x8x6 NEMA 3R Junction Box

This is a medium-sized but spacious weatherproof enclosure designed by KDM. It meets the NEMA 3R standard for moderately sized outdoor electrical installations. It is available in the custom 8 x 8 x 6 inches dimension and steel and aluminum variants.

11 Products Found.

Why Choose Our KDM NEMA 3R Junction Box Series?

  • They have secure weatherproof architectures and designs 
  • They also come with the NEMA 3RX corrosion resistance feature
  • They are available in various compact, small and large sizes and dimensions for your ideal enclosure needs and demands. 
  • They are made of high-quality steel and aluminum for long-lasting, strong, and durable junction box applications.
  • They comply with NEMA type 3 and 3R standards and offer enhanced protection for outdoor electrical installations.

Related to the KDM NEMA 3R Junction Box

NEMA Type 3 Enclosures

This NEMA enclosure model ensures that the internal components of the junction box are not damaged regardless of the environmental conditions. It comes in various architectures and dimensions and is ideal for indoor and outdoor installations.

NEMA 4 Enclosure

This enclosure type provides some degree of protection against solid and liquid ingress. It also ensures that dangerous or delicate parts of the electrical setup are kept from public hands. This enclosure applies to outdoor and indoor settings.

NEMA 4X Junction Box

The NEMA 4X enclosures protect external human and non-human influences up to the NEMA 4 standard with an additional degree of corrosion resistance. Our KDM models are available in various sizes and dimensions.

NEMA 12 Junction Box

This NEMA enclosure is designed for indoor settings and protects delicate pieces of electrical equipment from human and environmental ingress or intrusion. It is available in various NEMA standard junction box dimensions and sizes.

What Is NEMA 3R Box?

The NEMA 3R junction box is a tough, weatherproof enclosure that shields electrical equipment outside from rain, snow, and dust. It is usually fabricated from metal sheets like alloy steel or aluminum, but variants are available in plastic, PVC, or FRB.

What Is the Difference Between NEMA 3R and 3S Enclosure?

The 3S standard enclosure is for indoor use. On the other hand, the NEMA 3R-type enclosure is designed for outdoor use because it resists rain and ice ingress better than the 3S standard.

What Is a Type 3 Junction Box?

The type 3 junction box is a sturdy box for outdoor electrical gear. It provides some degree of protection to electrical equipment less than the type 3R and 3RX standards.

What Is a NEMA 3R Breaker Enclosure?

The NEMA 3R breaker enclosure protects electrical circuit breakers in outdoor settings from weather and personnel attacks.

What to Consider When Choosing NEMA 3R Junction Box

If you’re considering buying a NEMA 3R junction box for enclosure needs, consider these factors:

  • NEMA 3R enclosure specifications: This describes the dimensions, sizes, material types, architecture, colors, and other designs that suit your junction box enclosure needs. The specification of your junction box is relative to your budget and choice of material.
  • NEMA 3R junction box sizes: The size of your junction is also important and depends on the size and dimension of the enclosed electrical equipment. It also helps you make better budgeting.
  • NEMA 3R junction box price: Finally, you have to know the price of NEMA 3R junction box you’re getting. However, this depends on the specs and features you choose for your enclosure. To learn more about this, contact us and describe what you need, and we’ll send you a quote with the final price of your NEMA 3R junction box.
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