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Diecast Aluminum Enclosures

Diecast aluminum enclosures are used for housing sensitive electronic assemblies in indoor and outdoor environments. Aluminum enclosures offer a degree of inherent EMI/RFI attenuation for devices and applications. From basic aluminum project boxes to dependable watertight aluminum enclosures, browse an assortment of styles and sizes. Both non-waterproof and waterproof aluminum enclosures are available in a variety of sizes. The waterproof versions meet NEMA Type 4X, 6, 6P 12, & 13 and IP67 and IP68 requirements. Diecast aluminum enclosures are commonly found in industries like transportation, manufacturing, electrical and more. View all aluminum boxes and cases from Polycase.

What are the properties of aluminum enclosures that allow them to excel in so many different applications, and how do Polycase’s diecast aluminum enclosure models leverage these properties? learn more about the unique advantages of our aluminum enclosure selection below.

Advantages of Diecast Aluminum Enclosures

The unique properties of diecast aluminum make it an excellent choice for electronic enclosures. Some of its most useful properties include:

  • High natural resistance to corrosion and electromagnetic interference
  • Extremely durable and long-lasting
  • Easier to machine and add custom cutouts to than other common metal enclosure materials, such as stainless steel
  • Polished and professional appearance

Thanks to these properties, our customers commonly use Polycase’s diecast aluminum enclosures for a huge variety of applications. These include everything from outdoor instrument enclosures and industrial junction boxes to home electronics projects such as custom audio amplifiers and musical effects stomp boxes. 

Polycase’s Selection of Diecast Aluminum Enclosures

We offer a wide selection of high-quality aluminum diecast enclosures. Our aluminum electrical enclosures combine the beneficial natural properties of ADC-12 aluminum alloy with carefully designed features that provide exceptional value.

These features include built-in mounting bosses to make PCB mounting incredibly simple and secure, plus built-in flanges on many models for easy wall-mount performance. Our outdoor aluminum enclosure models include features such as waterproof gaskets and NEMA 4X performance ratings for outstanding protection from harsh environmental conditions.

What’s more, Polycase offers a broad array of customization choices on our aluminum enclosure models. Our precision CNC machining makes it easy to add custom cutouts to your enclosure case, with lead times as short as one week and no scrap costs. Get started now with our Instant Quote tool. We’ll have a customization quote ready for you in just 90 seconds, and you can order directly from your quote.

Explore our full selection of aluminum enclosures above, including both our indoor aluminum project boxes and rugged outdoor enclosures. Looking for extruded aluminum enclosures? View our selection of extruded aluminum boxes here.

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  1. AN-11F Natural diecast aluminum enclosure with flanges for wall mounting - 1.97 x 1.77 x 1.12 inches
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    AN-11F Diecast Aluminum NEMA Enclosure
    As low as $13.63 per unit
    Internal: 1.7" x 1.5" x 0.9"
    43 x 38 x 25 mm
    External: 1.9" x 1.7" x 1.1"
    50 x 45 x 28 mm
    Material: Aluminum
  2. AN-11P Natural diecast aluminum enclosure for electronics - 1.97 x 1.77 x 1.12 inches
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    AN-11P Diecast Aluminum NEMA Enclosure
    As low as $5.91 per unit
    Internal: 1.7" x 1.5" x 0.9"
    43 x 38 x 25 mm
    External: 1.9" x 1.7" x 1.1"
    50 x 45 x 28 mm
    Material: Aluminum
  3. AL-70P
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    AL-70P Diecast Aluminum Enclosure
    As low as $3.99 per unit
    Internal: 1.7" x 1.7" x 1.1"
    44 x 44 x 28 mm
    External: 2.0" x 2.0" x 1.2"
    51 x 51 x 32 mm
    Material: Aluminum
  4. AN-18F Natural diecast aluminum enclosure with flanges for wall mounting - 2.19 x 1.61 x 1.22 inches
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    AN-18F Diecast Aluminum NEMA Enclosure
    As low as $13.72 per unit
    Internal: 1.8" x 1.3" x 1.0"
    46 x 33 x 27 mm
    External: 2.1" x 1.6" x 1.2"
    56 x 41 x 31 mm
    Material: Aluminum
  5. AN-18P Natural diecast aluminum enclosure for electronics - 2.19 x 1.61 x 1.22 inches
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    AN-18P Diecast Aluminum NEMA Enclosure
    As low as $6.17 per unit
    Internal: 1.8" x 1.3" x 1.0"
    46 x 33 x 27 mm
    External: 2.1" x 1.6" x 1.2"
    56 x 41 x 31 mm
    Material: Aluminum
  6. AN-01F Natural diecast aluminum enclosure with flanges for wall mounting - 2.52 x 2.28 x 1.38 inches
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    AN-01F Diecast Aluminum NEMA Enclosure
    As low as $6.25 per unit
    Internal: 2.1" x 1.8" x 1.2"
    54 x 47 x 30 mm
    External: 2.5" x 2.2" x 1.3"
    64 x 58 x 35 mm
    Material: Aluminum
  7. AN-01P Natural diecast aluminum enclosure for electronics - 2.52 x 2.28 x 1.38 inches
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    AN-01P Diecast Aluminum NEMA Enclosure
    As low as $5.91 per unit
    Internal: 2.1" x 1.8" x 1.2"
    54 x 47 x 30 mm
    External: 2.5" x 2.2" x 1.3"
    64 x 58 x 35 mm
    Material: Aluminum
  8. AN-19F Natural diecast aluminum enclosure with flanges for wall mounting - 3.13 x 2.93 x 2.05 inches
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    AN-19F Diecast Aluminum NEMA Enclosure
    As low as $18.49 per unit
    Internal: 2.7" x 2.5" x 1.9"
    69 x 64 x 49 mm
    External: 3.1" x 2.9" x 2.0"
    80 x 74 x 52 mm
    Material: Aluminum
  9. AN-19P Natural diecast aluminum enclosure for electronics - 3.13 x 2.93 x 2.05 inches
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    AN-19P Diecast Aluminum NEMA Enclosure
    As low as $10.49 per unit
    Internal: 2.7" x 2.5" x 1.9"
    69 x 64 x 49 mm
    External: 3.1" x 2.9" x 2.0"
    80 x 74 x 52 mm
    Material: Aluminum
  10. AN-00F Natural diecast aluminum enclosure with flanges for wall mounting - 3.54 x 1.42 x 1.18 inches
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    AN-00F Diecast Aluminum NEMA Enclosure
    As low as $5.91 per unit
    Internal: 3.0" x 0.9" x 0.9"
    78 x 24 x 25 mm
    External: 3.5" x 1.4" x 1.1"
    90 x 36 x 30 mm
    Material: Aluminum
  11. AN-00P Natural diecast aluminum enclosure for electronics - 3.54 x 1.42 x 1.18 inches
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    AN-00P Diecast Aluminum NEMA Enclosure
    As low as $5.55 per unit
    Internal: 3.0" x 0.9" x 0.9"
    78 x 24 x 25 mm
    External: 3.5" x 1.4" x 1.1"
    90 x 36 x 30 mm
    Material: Aluminum
  12. outdoor electrical enclosure

    Digital Printing Services

    Apply logos, labels, infographics and more directly onto the enclosure

    Learn More
  13. AL-23P
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    AL-23P Diecast Aluminum Enclosure
    As low as $5.19 per unit
    Internal: 3.3" x 1.2" x 1.0"
    86 x 31 x 27 mm
    External: 3.6" x 1.5" x 1.2"
    92 x 38 x 31 mm
    Material: Aluminum
  14. AN-12F Natural diecast aluminum enclosure with flanges for wall mounting - 3.85 x 2.52 x 1.35 inches
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    AN-12F Diecast Aluminum NEMA Enclosure
    As low as $17.15 per unit
    Internal: 3.5" x 2.1" x 1.1"
    89 x 55 x 28 mm
    External: 3.8" x 2.5" x 1.3"
    98 x 64 x 34 mm
    Material: Aluminum
  15. AN-12P Natural diecast aluminum enclosure for electronics - 3.85 x 2.52 x 1.35 inches
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    AN-12P Diecast Aluminum NEMA Enclosure
    As low as $8.34 per unit
    Internal: 3.5" x 2.1" x 1.1"
    89 x 55 x 28 mm
    External: 3.8" x 2.5" x 1.3"
    98 x 64 x 34 mm
    Material: Aluminum
  16. AN-20F Natural diecast aluminum enclosure with flanges for wall mounting - 4.04 x 2.07 x 1 inches
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    AN-20F Diecast Aluminum NEMA Enclosure
    As low as $16.05 per unit
    Internal: 3.6" x 1.6" x 0.8"
    93 x 43 x 22 mm
    External: 4.0" x 2.0" x 1.0"
    103 x 53 x 25 mm
    Material: Aluminum
  17. AN-20P Natural diecast aluminum enclosure for electronics - 4.04 x 2.07 x 1 inches
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    AN-20P Diecast Aluminum NEMA Enclosure
    As low as $7.12 per unit
    Internal: 3.6" x 1.6" x 0.8"
    93 x 43 x 22 mm
    External: 4.0" x 2.0" x 1.0"
    103 x 53 x 25 mm
    Material: Aluminum
  18. small aluminum box
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    AL-71P Diecast Aluminum Enclosure
    As low as $6.64 per unit
    Internal: 3.9" x 2.8" x 1.5"
    101 x 73 x 40 mm
    External: 4.3" x 3.2" x 1.7"
    110 x 83 x 44 mm
    Material: Aluminum
  19. AL-24P
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    AL-24P Diecast Aluminum Enclosure
    As low as $5.62 per unit
    Internal: 4.1" x 2.1" x 1.0"
    104 x 54 x 27 mm
    External: 4.3" x 2.3" x 1.2"
    111 x 60 x 31 mm
    Material: Aluminum
  20. AL-79P
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    AL-79P Diecast Aluminum Enclosure
    As low as $7.74 per unit
    Internal: 4.0" x 2.0" x 1.9"
    103 x 52 x 50 mm
    External: 4.3" x 2.3" x 2.1"
    111 x 60 x 54 mm
    Material: Aluminum
  21. AN-02F Natural diecast aluminum enclosure with flanges for wall mounting - 4.53 x 2.56 x 1.18 inches
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    AN-02F Diecast Aluminum NEMA Enclosure
    As low as $9.11 per unit
    Internal: 4.0" x 2.0" x 0.9"
    103 x 53 x 25 mm
    External: 4.5" x 2.5" x 1.1"
    115 x 65 x 30 mm
    Material: Aluminum
  22. black aluminum enclosures
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    AN-02P Diecast Aluminum NEMA Enclosure
    As low as $8.59 per unit
    Internal: 4.0" x 2.0" x 0.9"
    103 x 53 x 25 mm
    External: 4.5" x 2.5" x 1.1"
    115 x 65 x 30 mm
    Material: Aluminum
  23. AN-03F Natural diecast aluminum enclosure with flanges for wall mounting - 4.53 x 2.56 x 2.17 inches
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    AN-03F Diecast Aluminum NEMA Enclosure
    As low as $11.19 per unit
    Internal: 4.0" x 2.0" x 1.9"
    103 x 53 x 50 mm
    External: 4.5" x 2.5" x 2.1"
    115 x 65 x 55 mm
    Material: Aluminum
  24. outdoor electrical enclosure

    Digital Printing Services

    Apply logos, labels, infographics and more directly onto the enclosure

    Learn More

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Polycase customization services for electronics enclosures.

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