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Junction Box Enclosure Manufacturer

Nema Enclosures, a leading junction box enclosure manufacturer, offers standard-sized junction box NEMA enclosures in powder-coated mild carbon steel, 304 stainless steel, 316 stainless steel, or 5052 aluminum electrical enclosures. Choose from a hinged design or clamps around the entire perimeter of the enclosure for a water and dust-tight seal. These enclosures are UL-listed and IP-rated. 

Standard Junction Box NEMA Electrical Enclosures

  • Junction Box NEMA enclosures include a white powder coated mild steel back panel
  • Mild Steel enclosures are Powder coated ANSI 61 Grey
  • Stainless and aluminum enclosures have a brushed finish
  • Poron Gasket provides a dust and water tight seal
  • Padlock hasp and staple provided as a standard to provide a locking means
  • Ground studs provided on both enclosure body and door per UL 508A

Don’t see a size or configuration you like? Let us help you with your exact requirements.

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Custom Junction Box Enclosures

  • Thru Hole
  • Coupling
  • Dead Front
  • Sun Shield
  • Fan Cover
  • Drip Shield
  • Vent
  • Window
  • Additional Grounding Studs
  • Door Chain
Learn About Our Custom Enclosures

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Product Name SKU Enclosure Material Enclosure Feature Nema Rating Height Width Depth Price Product Details
Junction Box Type 4X Clamp Cover, w/ Back Panel 24x24x8 N2424008NFSS 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 24 24 8
$1,347.18
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Junction Box Type 4X Clamp Cover, w/ Back Panel 24x24x6 N242406NFSS 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 24 24 6
$1,300.90
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Junction Box Type 4X Clamp Cover, w/ Back Panel 24x20x8 N242008NFSS 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 24 20 8
$1,243.55
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Junction Box Type 4X Clamp Cover, w/ Back Panel 24x20x6 N242006NFSSWP 304 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 24 20 6
$1,129.40
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Junction Box Type 4X Clamp Cover, w/ Back Panel 20x20x8 N202008NFSS6WP 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 20 20 8
$1,135.84
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Junction Box Type 4X Clamp Cover, w/ Back Panel 20x20x6 N202006NFSS 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 20 20 6
$1,029.97
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Junction Box Type 4X Clamp Cover, w/ Back Panel 20x16x8 N201608NFSS 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 20 16 8
$985.10
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Junction Box Type 4X 316SS Clamp Cover, w/ Back Panel 20x16x6 N201606NFSS6 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 20 16 6
$920.67
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Junction Box Type 4X Clamp Cover, w/ Back Panel 16x14x8 N161408NFSS 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 16 14 8
$774.89
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Junction Box Type 4X Clamp Cover, w/ Back Panel 16x14x6 N161406NFSS 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 16 14 6
$760.55
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Junction Box Type 4X Clamp Cover, w/ Back Panel 16x12x8 N161208NFSS6 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 16 12 8
$984.04
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Junction Box Type 4X Clamp Cover, w/ Back Panel 16x12x6 N161206NFSS 316 Stainless Steel Clamp Cover 3R, 3RX, 4, 4X, 12 16 12 6
$708.78
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