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NEMA Enclosures, Electrical Enclosures, & Non-Metallic Enclosures

An enclosure is a housing constructed to provide a degree of protection from accidental contact with the enclosed equipment and external environmental conditions. Solutions Direct offers thousands of sizes from small junction boxes up to large free standing enclosures. We offer fiberglass enclosures, metal enclosures, and polycarbonate enclosures, each providing different advantages in various applications. Take a look at our guide on How to Select an Electrical Enclosure for more information.

Click here to Shop Now or if you have any questions and need assistance choosing an enclosure for your application please contact us at (888) 886-8185.

Allied Moulded NEMA 4X Fiberglass Enclosures

Fiberglass Enclosures

Click Here for Fiberglass Enclosures Catalog

Fiberglass Enclosures Technical Specifications

  • Sizes: 6" x 6" x 4" to 72" x 49" x 25"
  • NEMA Ratings: 1, 2, 3, 3R, 4, 4X, 6P, 12, and 13
  • Advantages: Good rigidity, chemical resistance, wide temperature range, and electrical properties.
  • Applications: Indoor or outdoor use where environments of extreme temperature, high salt concentration, strong alkalis, acids or organic solvents are present. Also, recommended for continuously wet environments and wireless applications (Does not block radio waves).

Metal Enclosures

Metal Enclosures

Click Here for Hammond Enclosures Catalog

Click Here for Saginaw Enclosures Catalog

Metal Enclosures Technical Specifications

  • Sizes: 1.98" x 1.77" x 1.00" to 86" x 187" x 14"
  • NEMA Ratings: 1, 3R, 4, 4X, 12, and 13
  • Advantages & Applications:
    Aluminum: For general indoor and outdoor use, lightweight, corrosion-resistant to hydrogen sulfide, and is perfect for waste water treatment applications.
    Carbon Steel: Cost effective solution for general indoor and outdoor use where corrosion is not an issue.
    Stainless Steel (304 & 316): Known for tough, corrosion-resistant construction. Ideally suited for food processing areas, dairies, breweries or any wet areas (marine environments). Also works well where caustic elements or alkalis are present.
Fibox Polycarbonate Enclosures

Polycarbonate Enclosures

Click Here for Polycarbonate Enclosures Catalog

Plastic/Polycarbonate Enclosures Technical Specifications

  • Sizes: 3.9" x 3.9" x 1.4" to 29.9" x 22" x 9.8"
  • NEMA Ratings: 1, 3R, 4, 4X, 6, 6P, 12, and 13
  • Advantages: Exhibits four times the impact resistance than fiberglass enclosures, easy to modify, light weight, and high gloss finish.
  • Applications: Due to its advantages, it can be used in many automotive, aircraft, industrial, and electrical applications. Also recommended for wireless applications (Does not block radio waves).
Enclosure Thermal Management

Enclosure Thermal Management

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Click Here for STEGO Thermal Management Catalog

Thermal Management Technical Specifications

  • Side or top mounting air conditioners (1200 - 24000 BTU/H)
  • Compact enclosure heaters
  • Hygrostats, Hygrotherms, Thermostats, & Relays
  • Filter fans & fan trays (14 - 1017 cfm)
  • Energy saving enclosure lights
Electronic Racks & Rack Cabinets

Electronic Racks & Rack Cabinets

Click Here for Electronic Racks & Rack Cabinets Catalog

  • Table top, wall mount, and relay racks
  • 19", 23", 24", and 30" rack mounts
  • Knockdown and welded rack cabinets
  • Ventilated or solid configurations
  • Light or heavy duty versions available

Comparison of Enclosure Materials

Enclosure Material Fiberglass Aluminum Stainless Steel Carbon Steel PVC Polycarbonate
Corrosive Resistance Excellent Good Excellent Poor Excellent Fair
Chemical Resistance Excellent Good Excellent Poor Very Good Good
Relative Cost Low - Moderate Moderate High Low - Moderate Low Low - Moderate
Drilling, Punching & Cutting Very Easy Easy Extremely Hard Hard Very Easy Easy
Dielectric Strength Electrical Insulator Electrical Conductor Electrical Conductor Electrical Conductor Electrical Insulator Electrical Insulator
Weight Light Medium Heavy Heavy Light Light

Applications for Enclosures:

Waste Water Treatment
Odor control
Grinder pump controls
Chemical injectors
Sludge conditioners
Desalination controls
Wireless communications
SCADA systems

Car Wash Industry
Water recycling
Air door controls
Washing equipment
Control panel systems

Pump Original Equipment Manufacturers
Flow controls
Flow metering
Liquid level controls
Equipment recorders

Gas detectors
Coal analyzers
Air pollution monitors
Petrochemical analyzers
Wireless communications
SCADA systems
Solar panel battery storage
Wind turbine control panel

Radio phones
Elevator controls
Air monitoring analyzers
Emergency lights and sirens

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P.O. Box 5347, Riverside, CA 92517
(888) 886-8185 - Fax (951) 784-5477