Non-Metallic Junction Boxes

EPCO’s Non-Metallic Junction Boxes are corrosion-resistant, high-performance electrical enclosures designed for reliable use in commercial, industrial, and agricultural facilities. UL Listed (File #E182992) and suitable for “wet” locations, these junction boxes provide secure protection for electrical connections while meeting the latest National Electrical Code (NEC) requirements. 

BENEFITS 

  • UL Listed for safety and compliance (File #E182992).
  • Corrosion-resistant for long-lasting durability in harsh environments.
  • Suitable for wet and damp locations, indoor and outdoor use.
  • Compatible with all non-metallic wiring systems.
  • Rated for high temperatures up to 302°F (150°C).
  • Simplifies installation, reducing labor costs.
  • NEC-compliant, meeting Articles 314.1, 314.2, 314.15, 314.16(A)(1), 547.21, 547.22, and 547.23. 

FEATURES 

  • High-impact phenolic construction resists corrosion and mechanical damage.
  • SPIDERBOX™ design includes eight in-line mounting brackets for fast, secure installation.
  • Eliminates 2” x 4” stub-in, saving time and labor.
  • Suitable for commercial, agricultural, and industrial applications.
  • Compatible with EPCO ProSeries™ and ProSeries Junior LED Utility Luminaires, as well as traditional 15000 Series Utility Light Fixtures. 

TYPICAL APPLICATIONS 

  • Agricultural facilities – swine, poultry, dairy, and livestock buildings.
  • Food processing areas – wet, humid environments.
  • Industrial warehouses – storage areas exposed to moisture.
  • Utility and maintenance buildings – indoor/outdoor installations.
  • Outdoor electrical setups – wet location-rated enclosures.
12 Cubic Inch Junction Box with Knockout Combo
12 Cubic Inch Junction Box: 1/2" and 3/4" Knockout Combo
Catalog Number
15045
UPC Number
15045
Item Description
Includes four (4) holes in-line with the four (4) knockouts.
Order Unit
EA
Unit Quantity
1
Unit Package
BX
Unit Per Case
12
Total Case Quantity
12
Min. Order Quantity
12
Ship Weight
6.00lbs.
MM Req.
Yes
12 Cubic Inch Junction Box with 1/2-Inch Knockout
12 Cubic Inch Junction Box: 1/2" Knockouts
Catalog Number
15046
UPC Number
15046
Order Unit
EA
Unit Quantity
1
Unit Package
BX
Unit Per Case
12
Total Case Quantity
12
Min. Order Quantity
12
Ship Weight
6.00lbs.
MM Req.
Yes
12 Cubic Inch Junction Box with 3/4-Inch Knockouts
12 Cubic Inch Junction Box: 3/4" Knockouts
Catalog Number
15047
UPC Number
15047
Order Unit
EA
Unit Quantity
1
Unit Package
BX
Unit Per Case
12
Total Case Quantity
12
Min. Order Quantity
12
Ship Weight
6.00lbs.
MM Req.
Yes
Round Junction Box Cover
Round Junction Box Cover
Catalog Number
15905
UPC Number
15905
Item Description
Includes Neoprene Gasket and Corrosion Resistant Screws
Order Unit
EA
Unit Quantity
1
Unit Package
BX
Unit Per Case
12
Total Case Quantity
12
Min. Order Quantity
12
Ship Weight
2.00lbs.
MM Req.
Yes
12 Cubic Inch SPIDERBOX Junction Box with 1/2-Inch Knockouts
12 Cubic Inch SPIDERBOX Junction Box: 1/2" Knockouts
Catalog Number
15246
UPC Number
15246
Order Unit
EA
Unit Quantity
1
Unit Package
BX
Unit Per Case
12
Total Case Quantity
12
Min. Order Quantity
12
Ship Weight
6.00lbs.
MM Req.
Yes
12 Cubic Inch SPIDERBOX Junction Box: .75 Inch Knockouts
12 Cubic Inch SPIDERBOX Junction Box: 3/4" Knockouts
Catalog Number
15247
UPC Number
15247
Order Unit
EA
Unit Quantity
1
Unit Package
BX
Unit Per Case
12
Total Case Quantity
12
Min. Order Quantity
12
Ship Weight
6.00lbs.
MM Req.
Yes
Frequently Asked Questions

Can these junction boxes be used outdoors?

Yes, the Non-Metallic Junction Boxes are rated for wet locations, making them suitable for outdoor use in agricultural, commercial, or industrial environments.

What wiring systems are compatible?

They are compatible with all non-metallic wiring systems, including PVC and flexible conduit.

Do these boxes meet NEC requirements?

Yes, they comply with 2026 NEC Articles 314.1, 314.2, 314.15, 314.16(A)(1), 547.21, 547.22, and 547.23.

Are the junction boxes heat resistant?

Yes, they are rated for up to 302°F (150°C).

Can these be installed without special tools?

Yes, the SPIDERBOX™ design with eight in-line mounting brackets allows for quick, tool-less installation.