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American Made Enclosures

At Polycase, we proudly manufacture a large portion of our enclosures right here in Avon, Ohio. Our Made in the USA enclosures guarantee high-quality craftsmanship, strict quality control, and faster shipping—ensuring you get the enclosures you need without long lead times. Using advanced molding techniques, we produce a variety of enclosures designed for indoor and outdoor applications including polycarbonate enclosures and ABS plastic enclosures.

Our selection includes wall-mount electrical enclosures, PCB potting boxes, and more. Whether you need a rugged enclosure for industrial applications or a compact housing for electronic components, our USA-made enclosures deliver superior performance and protection. Explore our Made in the USA enclosures below and experience the Polycase difference.

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  1. BF-010175
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    BF-010175 Potting Box Enclosure
    As low as $0.63 per unit
    Internal: 0.8" x 0.8" x 0.6"
    22 x 22 x 18 mm
    External: 1.0" x 1.0" x 0.7"
    25 x 25 x 19 mm
    Material: ABS
  2. P-1175TX
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    P-1175TX Potting Box Enclosure
    As low as $0.42 per unit
    Internal: 0.8" x 0.8" x 0.7"
    22 x 22 x 19 mm
    External: 1.0" x 1.0" x 0.7"
    25 x 25 x 19 mm
    Material: ABS
  3. TF-1175TX
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    TF-1175TX Potting Box Enclosure
    As low as $0.42 per unit
    Internal: 0.8" x 0.8" x 0.6"
    22 x 22 x 18 mm
    External: 1.0" x 1.0" x 0.7"
    25 x 25 x 19 mm
    Material: ABS
  4. P-1218TX
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    P-1218TX Potting Box Enclosure
    As low as $0.48 per unit
    Internal: 1.3" x 1.0" x 0.7"
    33 x 27 x 19 mm
    External: 1.5" x 1.2" x 0.8"
    38 x 32 x 20 mm
    Material: ABS
  5. TF-1218TX
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    TF-1218TX Potting Box Enclosure
    As low as $0.48 per unit
    Internal: 1.3" x 1.3" x 0.7"
    33 x 33 x 19 mm
    External: 1.5" x 1.2" x 0.8"
    38 x 32 x 20 mm
    Material: ABS
  6. BF-150275
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    BF-150275 Potting Box Enclosure
    As low as $0.71 per unit
    Internal: 1.8" x 1.3" x 0.6"
    47 x 34 x 18 mm
    External: 2.0" x 1.5" x 0.7"
    51 x 38 x 19 mm
    Material: ABS
  7. BF-150201
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    BF-150201 Potting Box Enclosure
    As low as $0.65 per unit
    Internal: 1.8" x 1.3" x 0.9"
    46 x 34 x 24 mm
    External: 2.0" x 1.5" x 1.0"
    51 x 38 x 25 mm
    Material: ABS
  8. P-1521TX
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    P-1521TX Potting Box Enclosure
    As low as $0.52 per unit
    Internal: 1.8" x 1.3" x 0.9"
    46 x 33 x 24 mm
    External: 2.0" x 1.5" x 1.0"
    51 x 38 x 25 mm
    Material: ABS
  9. TF-1521TX
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    TF-1521TX Potting Box Enclosure
    As low as $0.52 per unit
    Internal: 1.8" x 1.3" x 0.9"
    46 x 33 x 24 mm
    External: 2.0" x 1.5" x 1.0"
    51 x 38 x 25 mm
    Material: ABS
  10. BF-150212
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    BF-150212 Potting Box Enclosure
    As low as $0.75 per unit
    Internal: 1.8" x 1.3" x 1.1"
    46 x 34 x 30 mm
    External: 2.0" x 1.5" x 1.2"
    51 x 38 x 32 mm
    Material: ABS
  11. P-2215TX
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    P-2215TX Potting Box Enclosure
    As low as $0.70 per unit
    Internal: 1.8" x 1.8" x 1.4"
    46 x 46 x 36 mm
    External: 2.0" x 2.0" x 1.5"
    51 x 51 x 38 mm
    Material: ABS
  12. promo card - ex

    SURFACE MOUNTING ELECTRICAL BOXES

    Made in the USA, the HD Series offers premium protection against all weather conditions, and unwanted tampering. With hidden cover screws, and convenient surface-mounting flanges, this series is a go-to for outdoor electronics.

    SHOP NEMA RATED HD SERIES
  13. TF-2215TX
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    TF-2215TX Potting Box Enclosure
    As low as $0.70 per unit
    Internal: 1.8" x 1.8" x 1.4"
    46 x 46 x 36 mm
    External: 2.0" x 2.0" x 1.5"
    51 x 51 x 38 mm
    Material: ABS
  14. BX-2208
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    BX-2208 Potting Box Enclosure
    As low as $0.83 per unit
    Internal: 1.7" x 1.7" x 0.8"
    45 x 45 x 21 mm
    External: 2.0" x 2.0" x 0.8"
    52 x 52 x 22 mm
    Material: ABS
  15. BX-2210
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    BX-2210 Potting Box Enclosure
    As low as $0.83 per unit
    Internal: 1.7" x 1.7" x 0.9"
    45 x 45 x 25 mm
    External: 2.0" x 2.0" x 1.0"
    52 x 52 x 27 mm
    Material: ABS
  16. BX-2215
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    BX-2215 Potting Box Enclosure
    As low as $0.83 per unit
    Internal: 1.7" x 1.7" x 1.4"
    45 x 45 x 36 mm
    External: 2.0" x 2.0" x 1.5"
    52 x 52 x 38 mm
    Material: ABS
  17. P-1304TX
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    P-1304TX Potting Box Enclosure
    As low as $0.52 per unit
    Internal: 1.8" x 1.0" x 0.3"
    48 x 27 x 10 mm
    External: 2.0" x 1.2" x 0.4"
    53 x 33 x 11 mm
    Material: ABS
  18. TF-1304TX
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    TF-1304TX Potting Box Enclosure
    As low as $0.52 per unit
    Internal: 1.8" x 1.0" x 0.3"
    48 x 27 x 10 mm
    External: 2.0" x 1.2" x 0.4"
    53 x 33 x 11 mm
    Material: ABS
  19. FB-30
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    FB-30 Handheld Key Fob Enclosure with Key Ring
    As low as $1.04 per unit
    Internal: 1.9" x 1.1" x 0.4"
    50 x 29 x 11 mm
    External: 2.1" x 1.3" x 0.5"
    53 x 33 x 15 mm
    Material: ABS
  20. key fob case for electronics
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    FB-25 Key Fob Case
    As low as $1.84 per unit
    Internal: 1.6" x 1.0" x 0.2"
    43 x 27 x 6 mm
    External: 2.2" x 1.3" x 0.3"
    57 x 34 x 10 mm
    Material: ABS
  21. KT-35T0 Black small plastic handheld enclosure for electronics - 2.5 x 1.63 x 0.8 inches
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    KT-35 Handheld Electronics Enclosure
    As low as $1.38 per unit
    Internal: 2.2" x 1.3" x 0.6"
    57 x 35 x 15 mm
    External: 2.5" x 1.6" x 0.8"
    64 x 41 x 20 mm
    Material: ABS
  22. LP-11FMBT Black basic multi-purpose enclosure for electronics with flanges for surface mount applications and a Flush/Textured cover style - 2.5 x 2.5 x 0.9 inches
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    LP-11F Plastic Enclosures for Electronics
    As low as $1.63 per unit
    Internal: 2.2" x 2.2" x 0.8"
    56 x 56 x 20 mm
    External: 2.5" x 2.5" x 0.9"
    64 x 64 x 23 mm
    Material: ABS
  23. LP-11PMBT Black basic plastic box for electronics with a Flush/Textured cover style - 2.5 x 2.5 x 0.9 inches
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    LP-11P Plastic Enclosures for Electronics
    As low as $1.54 per unit
    Internal: 2.2" x 2.2" x 0.8"
    56 x 56 x 20 mm
    External: 2.5" x 2.5" x 0.9"
    64 x 64 x 23 mm
    Material: ABS
  24. promo card - ex

    SURFACE MOUNTING ELECTRICAL BOXES

    Made in the USA, the HD Series offers premium protection against all weather conditions, and unwanted tampering. With hidden cover screws, and convenient surface-mounting flanges, this series is a go-to for outdoor electronics.

    SHOP NEMA RATED HD SERIES

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