N.J. Sullivan Custom Metal Fabricators manufacture a variety of electrical junction boxes as well as custom designs to meet all customer specifications. Total Custom capability allows us to meet a wide range of customer needs. We can supply special sizes, shapes, holes or cutouts.
NJ Sullivan has been fabricating junction boxes for the electrical utility field since 1958. NJS manufactures electrical junction boxes that comply with local utility companies as well as UL and NEMA. Most commonly requested electrical junction boxes are NEMA Type 1, NEMA Type 3R, NEMA Type 4X and NEMA Type 12. Click the links below for further details of each.