General Use Boxes

Econobox Aluminum Box

Econobox Series Aluminum Boxes – Electronics

Bud’s Econobox Series of aluminum boxes is a cost effective solution where the advantages of diecast aluminum are desired. Bud offers many box sizes, each with a close-fitting flanged cover fastened to bosses in the body with screws. This design, plus the thickness of the #ADC-12 aluminum alloy, offers excellent screening properties. These lightweight, easily machined aluminum enclosures have a number of uses: instrument and meter cases, filter networks, junction bosses, switching and many other applications requiring a small box. In addition, they’re ideal for concealed or other interior use where a safety closure is necessary.

Our Econobox is made of diecast aluminum, which provides a combination of affordable cost and strength. For boxes made of aluminum sheet metal, see our wide selection. A popular model for sheet metal boxes is our Minibox series.

Filter Models

Econobox Aluminum Box CU-123

Econobox Series Aluminum Boxes – Electronics
Model # CU-123
External Size L x W x D: 3.62" x 1.50" x 1.21"
Internal Size L x W x D: 3.31" x 1.18" x 1.06"

Econobox Aluminum Box Gray CU-123-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-123-G
External Size L x W x D: 3.62" x 1.50" x 1.21"
Internal Size L x W x D: 3.31" x 1.18" x 1.06"

Econobox Aluminum Box CU-124

Econobox Series Aluminum Boxes – Electronics
Model # CU-124
External Size L x W x D: 4.37" x 2.37" x 1.21"
Internal Size L x W x D: 4.06" x 2.06" x 1.06"

Econobox Aluminum Box Gray CU-124-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-124-G
External Size L x W x D: 4.37" x 2.37" x 1.21"
Internal Size L x W x D: 4.06" x 2.06" x 1.06"

Econobox Aluminum Box CU-234

Econobox Series Aluminum Boxes – Electronics
Model # CU-234
External Size L x W x D: 4.68" x 3.68" x 2.21"
Internal Size L x W x D: 4.24" x 3.24" x 2.06"

Econobox Aluminum Box Gray CU-234-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-234-G
External Size L x W x D: 4.68" x 3.68" x 2.21"
Internal Size L x W x D: 4.24" x 3.24" x 2.06"

Econobox Aluminum Box CU-247

Econobox Series Aluminum Boxes – Electronics
Model # CU-247
External Size L x W x D: 7.39" x 4.70" x 2.21"
Internal Size L x W x D: 6.94" x 4.26" x 2.06"

Econobox Aluminum Box Gray CU-247-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-247-G
External Size L x W x D: 7.39" x 4.70" x 2.21"
Internal Size L x W x D: 6.94" x 4.26" x 2.06"

Econobox Aluminum Box CU-347

Econobox Series Aluminum Boxes – Electronics
Model # CU-347
External Size L x W x D: 7.39" x 4.70" x 3.21"
Internal Size L x W x D: 6.88" x 4.19" x 3.06"

Econobox Aluminum Box Gray CU-347-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-347-G
External Size L x W x D: 7.39" x 4.70" x 3.21"
Internal Size L x W x D: 6.88" x 4.19" x 3.06"

Econobox Aluminum Box CU-470

Econobox Series Aluminum Boxes – Electronics
Model # CU-470
External Size L x W x D: 2.00" x 2.00" x 1.25"
Internal Size L x W x D: 1.68" x 1.68" x 1.11"

Econobox Aluminum Box Gray CU-470-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-470-G
External Size L x W x D: 2.00" x 2.00" x 1.25"
Internal Size L x W x D: 1.68" x 1.68" x 1.11"

Econobox Aluminum Box CU-471

Econobox Series Aluminum Boxes – Electronics
Model # CU-471
External Size L x W x D: 4.33" x 3.25" x 1.75"
Internal Size L x W x D: 3.92" x 2.84" x 1.59"

Econobox Aluminum Box Gray CU-471-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-471-G
External Size L x W x D: 4.33" x 3.25" x 1.75"
Internal Size L x W x D: 3.92" x 2.84" x 1.59"

Econobox Aluminum Box CU-472

Econobox Series Aluminum Boxes – Electronics
Model # CU-472
External Size L x W x D: 4.75" x 3.15" x 2.33"
Internal Size L x W x D: 4.30" x 2.70" x 2.17"

Econobox Aluminum Box Gray CU-472-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-472-G
External Size L x W x D: 4.75" x 3.15" x 2.33"
Internal Size L x W x D: 4.30" x 2.70" x 2.17"

Econobox Aluminum Box CU-473

Econobox Series Aluminum Boxes – Electronics
Model # CU-473
External Size L x W x D: 4.68" x 3.68" x 1.34"
Internal Size L x W x D: 4.30" x 3.30" x 1.18"

Econobox Aluminum Box Gray CU-473-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-473-G
External Size L x W x D: 4.68" x 3.68" x 1.34"
Internal Size L x W x D: 4.30" x 3.30" x 1.18"

Econobox Aluminum Box CU-474

Econobox Series Aluminum Boxes – Electronics
Model # CU-474
External Size L x W x D: 4.75" x 4.75" x 2.33"
Internal Size L x W x D: 4.30" x 4.30" x 2.17"

Econobox Aluminum Box Gray CU-474-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-474-G
External Size L x W x D: 4.75" x 4.75" x 2.33"
Internal Size L x W x D: 4.30" x 4.30" x 2.17"

Econobox Aluminum Box CU-475

Econobox Series Aluminum Boxes – Electronics
Model # CU-475
External Size L x W x D: 4.75" x 4.75" x 3.75"
Internal Size L x W x D: 4.30" x 4.30" x 3.59"

Econobox Aluminum Box Gray CU-475-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-475-G
External Size L x W x D: 4.75" x 4.75" x 3.75"
Internal Size L x W x D: 4.30" x 4.30" x 3.59"

Econobox Aluminum Box CU-476

Econobox Series Aluminum Boxes – Electronics
Model # CU-476
External Size L x W x D: 6.00" x 3.25" x 2.00"
Internal Size L x W x D: 5.57" x 2.82" x 1.84"

Econobox Aluminum Box Gray CU-476-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-476-G
External Size L x W x D: 6.00" x 3.25" x 2.00"
Internal Size L x W x D: 5.57" x 2.82" x 1.84"

Econobox Aluminum Box CU-477

Econobox Series Aluminum Boxes – Electronics
Model # CU-477
External Size L x W x D: 7.39" x 4.70" x 1.50"
Internal Size L x W x D: 7.00" x 4.31" x 1.34"

Econobox Aluminum Box Gray CU-477-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-477-G
External Size L x W x D: 7.39" x 4.70" x 1.50"
Internal Size L x W x D: 7.00" x 4.31" x 1.34"

Econobox Aluminum Box CU-478

Econobox Series Aluminum Boxes – Electronics
Model # CU-478
External Size L x W x D: 7.50" x 7.50" x 2.62"
Internal Size L x W x D: 7.03" x 7.03" x 2.46"

Econobox Aluminum Box Gray CU-478-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-478-G
External Size L x W x D: 7.50" x 7.50" x 2.62"
Internal Size L x W x D: 7.03" x 7.03" x 2.46"

Econobox Aluminum Box CU-479

Econobox Series Aluminum Boxes – Electronics
Model # CU-479
External Size L x W x D: 4.37" x 2.37" x 2.13"
Internal Size L x W x D: 3.99" x 1.99" x 1.98"

Econobox Aluminum Box Gray CU-479-G

Econobox Series Aluminum Boxes – Electronics
Model # CU-479-G
External Size L x W x D: 4.37" x 2.37" x 2.13"
Internal Size L x W x D: 3.99" x 1.99" x 1.98"

What is an Aluminum Enclosure?

An aluminum enclosure (also called an aluminum box) is a protective housing designed specifically for electronic components and equipment. These durable containers are manufactured using various techniques, including diecasting, extrusions, and sheet aluminum fabrication, resulting in versatile solutions that meet diverse application needs.

What makes aluminum the material of choice for these enclosures? The answer lies in its impressive properties. Aluminum is lightweight yet remarkably durable, offering excellent resistance to corrosion. It offers good heat dissipation for components that generate heat during operation. Additionally, aluminum provides inherent EMI (Electromagnetic Interference) shielding, protecting sensitive electronics from external electrical disturbances.

Which is Stronger: Steel or Aluminum Enclosures?

When selecting materials for electronic enclosures, design engineers often weigh the merits of steel versus aluminum. While steel offers higher tensile strength—approximately three times that of aluminum—the evaluation deserves a more nuanced engineering perspective.

Steel enclosures provide exceptional impact resistance and structural rigidity, making them suitable for rugged industrial environments. However, this strength comes with trade-offs versus aluminum: higher weight, lower thermal conductivity, and susceptibility to corrosion.

Aluminum box enclosures present an alternative with compelling advantages. The strength-to-weight ratio dramatically favors aluminum. This allows for robust protection at a fraction of steel’s weight, reducing transportation costs and facilitating installation.

Aluminum’s inherent corrosion resistance eliminates the need for powder coatings, maintaining aesthetic appeal and structural integrity over time. Aluminum’s natural oxide layer provides self-healing protection, particularly beneficial in outdoor or humid installations where steel would deteriorate.

What’s more, aluminum boxes provide excellent heat dissipation. Aluminum is more efficient than steel at dissipating the heat generated by electronics. The thick diecast walls of the Econobox enclosure sink and release heat effectively.

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