Spencer Fabrications, Inc. produces a number of electrical panels and traffic control enclosures for various applications. Cabinets can be fabricated to custom dimensions and NEMA specifications, and wired panels or custom racks can be provided to house electronics.

Tripp-Lite makes SmartRack rack mount enclosures with sizes from 25U to 48U, useful for mission-critical equipment, with or without doors or side panels.

Vynckier Enclosure Systems makes a variety of enclosures and cabinets, large and small, including junction boxes, NEMA-spec enclosures, non-metallic enclosures and DIN-rail enclosure systems.

Metcam is a custom sheet metal fabricator providing assembly and design services to assist you in making enclosures for whatever application you need.

Accurate Metal Fabricators manufactures custom precision sheet metal products including custom cabinets and enclosures built to customer specifications.

H & H Sheet Metal & Machining is a sheet metal fabricator that makes boxes, chassis, weldments, covers, panels, brackets and stampings.

Altex Electronics manufactures a variety of electrical components including custom mechanical boxes and enclosures, DIN rails, kitting, terminal blocks and switches.

Advanced Metalcraft is a sheet metal fabricator offering a variety of custom sheet metal products including large sheet metal cabinets and enclosures for a broad range of applications.

Fab-Steel makes custom enclosures using CNC punch machines to reduce production time with models including small single door NEMA enclosures and large walk-in control systems.

Buckeye Shapeform offers a complete line of instrumentation enclosures and boxes in a range of styles such as desktop units, handled units and rackmount units.

EVS Metal is a sheet metal fabricator with products including racks and rack mount enclosures, chassis, and weldment production. They feature a full design, fabrication, and finishing workshop.

WestPort Precision offers complete fabrication and assembly of sheet metal enclosures, cabinets and assemblies for a wide range of electronic equipment.

FTB & Son are custom metal fabricators who specialize in design and construction of enclosures such as junction boxes and NEMA rated boxes.

Steven Engineering manufactures various enclosures, custom cabinets and junction boxes for a variety of applications.

Simco manufactures various enclosures including utility boxes, pocket sized enclosures, hand held cases, desk top housings and accessories.

PICS Controls offers enclosures including NEMA 4 & hazardous area enclosures, racks and rack cabinets, consoles and electrical enclosures.

Lectrus is a leading electrical systems integrator and custom metal enclosure designer and manufacturer. We offer a unique combination of services: custom engineering, project management, electrical integration, site installation and post-sale customer support. And our product line of equipment centers, operator centers, custom cabinets, skids, generator enclosures, sub-base fuel tanks and trailers gives you both protection and flexibility. Our centers are movable and expandable. Our enclosures are engineered to order, and our generator packages and equipment skids give you instant mobility.

Adalet is a manufacturer of all kinds of enclosures, including explosion proof/dust tight, NEMA Type 12 painted steel, polycarbonate, increased safety, and fiberglass designs.

AD Products is a distributor of electrical enclosures, including stainless steel, fiberglass, painted carbon steel, polycarbonate, non-mettalic, and NEMA 1, 3R, 4, 4X and 12 types. Brands include Adalet, Hammond, Vynckier and Integra.