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Enclosures / Subpanels / Thermal Management / Lighting > Enclosures > Junction Boxes

Junction Boxes

Metallic and non-metallic junction boxes are ideal for housing and protecting electrical connections in industrial or commercial installations. These enclosures are available in various NEMA ratings to accommodate a wide range of environmental requirements. Non-corrosive UV resistant and submersible models support specialized applications.

Wall-Mount Enclosures

Junction Boxes

Pushbutton Enclosures

Floor-Mount & Freestanding Enclosures

Disconnect Enclosures

Consoles & Consolets

Custom Cutouts

Wireway & Fittings

Junction Boxes

Whatever type of enclosure you need
... build your panel for less!

AutomationDirect has teamed with three premier American enclosure manufacturers to offer you quality enclosures at great prices. Choose from AttaBox®, Hammond Manufacturing® Hubbell-Wiegmann® and Integra enclosures across NEMA 1, 3, 3R, 3RX, 3S, 4, 4X, 6, 6P, 12, and 13 ratings. We have what you need to build your control panel. With direct prices, fast shipping and free tech support, you can count on us for the best value in automation.

New! ... Hammond Junction Boxes

What do the NEMA ratings mean?

Complete Enclosures Overview

Junction Boxes

Designed for use as surface-mounted junction boxes, service boxes, switch boxes and cutout boxes. Designed to house electrical controls, terminals, instruments and components. Provides protection from dust, dirt, oil, and water.
- starting at $7.50

Junction Box Types Available from AutomationDirect

Padlocking Enclosures

Door or latch includes a padlock hasp where additional security is required.
Starting at $20.50

Enclosures with Knockouts

Designed for use as wiring boxes and junction boxes to house and protect electrical and electronic components from harsh, dirty environments.
From $7.50

304 Stainless Steel Enclosures

Hammond and Hubbell-Wiegmann 304 Stainless Steel enclosures.
From $60.00

Polyvinyl Chloride (PVC) Enclosures

AttaBox NewSentry series thermoplastic PVC junction boxes are well-suited for extremely wet and corrosive environments, both indoor and outdoor. Their small footprint allows use in tight spaces.
From $13.00

NEMA Classified Junction Boxes Available from AutomationDirect

NEMA 1 Enclosures

Designed for use in areas not requiring oil-tight and dust-tight specifications.
Starting at $7.50

NEMA 3 Enclosures

NEMA 3 enclosures are intended for outdoor use primarily to provide a degree of protection against windblown dust, rain, sleet, and external ice formation.
From $13.00

NEMA 3R Enclosures

NEMA 3R enclosures are typically used in outdoor applications for wiring and junction boxes. This style of enclosure provides protection against falling rain, sleet, snow, and external ice formation. Indoors they protect against dripping water.
From $16.50

NEMA 3RX Enclosures

Similar to NEMA 3R enclosures, but with an additional level of protection against corrosion.
From $60.00

NEMA 3S Enclosures

NEMA 3S enclosures are intended for outdoor use primarily to provide a degree of protection against windblown dust, rain, sleet, and to provide for operation of external mechanisms when ice laden.
From $41.50

NEMA 4 Enclosures

For use as instrument housings, electrical control enclosures, terminal wiring boxes or electrical junction boxes. Provides protection where equipment is hosed down, very wet or in outdoor applications.
From $13.00

NEMA 4X Enclosures

Provides protection in highly corrosive environments. Used in indoor or outdoor settings that are frequently wet or have constant exposure to water, other liquids, or contaminants.
Starting at $13.00

NEMA 6 Enclosures

NEMA 6 enclosures are intended for indoor or outdoor use primarily to provide a degree of protection against the entry of water during occasional, temporary submersion at a limited depth.
Starting at $41.50

NEMA 6P Enclosures

NEMA 6P enclosures are intended for indoor or outdoor use primarily to provide a degree of protection against the entry of water during prolonged submersion at a limited depth.
From $41.50

NEMA 12 Enclosures

NEMA 12 enclosures are designed to prevent the ingress of dust, water, and oil. NEMA 12 enclosures are most often used for indoor applications of automation control and electronic drives systems.
From $13.00

NEMA 13 Enclosures

NEMA 13 enclosures are intended for indoor use primarily to provide a degree of protection against dust, spraying of water, oil, and non-corrosive coolant.
Starting at $13.00