NJ Sullivan has been manufacturing custom metal boxes like the NEMA 4X Enclosure for many years. As a NEMA 4X Enclosure Fabricator, NJ Sullivan prides itself on fabricating quality commercial grade products within the strict specifications set forth for a NEMA Type 4X enclosure. Our customers demand quality products, manufactured in the time frame set forth […]
NEMA Type 1 Indoor Electrical Junction Boxes
The Type 1 electrical junction box is designed for commercial indoor use as a junction or pull box. The NEMA Type 1 electrical junction box provides a basic level of protection to personnel and it’s components. The Type 1 electrical junction box is UL listed and complies with NEMA standards. Formed from continuously seam welded […]
NEMA 4X Stainless Steel Electric Box
Made from corrosive resistant materials, the NEMA 4X stainless steel electric box provides great safety and value. The NEMA 4X construction is formed from continuously seam welded steel and finished with stainless steel. The tough construction with it’s non corrosive finish has a rubber gasket fitted to the inside of its cover which protects the […]
Electrical Enclosures – NEMA and UL
NJ Sullivan custom metal fabrication is well known for our electrical utility product line of electrical enclosures. Electrical enclosures come in many shapes sizes and specifications, according to needs and utility requirements. We have been manufacturing electrical enclosures for the utility industry since the 1950s. Most electrical enclosures for utility companies are very specific and […]
Electrical Enclosure Comparisons of NEMA and UL Type Rating Standards
When it comes to electrical safety in the USA there are two main organizations who set safety standards: NEMA (the National Electrical Manufacturers Association) and UL (Underwriters Laboratories).