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Knockout

Knockout Electrical Enclosures

Plastic knockout electrical enclosures from Polycase allow for the flexibility of onsite installation of cables, wiring or conduit. Each enclosure offers a variety of metric knockouts sizes that can simply be removed with a screwdriver. Our knockout control boxes, plastic junction boxes and OEM enclosures are all German-engineered by Spelsberg and designed for tough commercial and industrial applications.

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  1. SK-11
    As low as $6.60 per unit
    2.56 x 2.56 x 2.24 in.
    65.02 x 65.02 x 56.90 mm.
    Material: Polycarbonate
  2. SK-12
    As low as $8.24 per unit
    3.70 x 2.56 x 2.24 in.
    93.98 x 65.02 x 56.90 mm.
    Material: Polycarbonate
  3. SK-25
    As low as $9.77 per unit
    3.70 x 2.56 x 3.10 in.
    93.98 x 65.02 x 78.74 mm.
    Material: Polycarbonate
  4. SK-13
    As low as $8.73 per unit
    3.70 x 3.70 x 2.24 in.
    93.98 x 93.98 x 56.90 mm.
    Material: Polycarbonate
  5. SK-14
    As low as $12.64 per unit
    4.33 x 4.33 x 2.60 in.
    109.98 x 109.98 x 66.04 mm.
    Material: Polycarbonate
  6. SK-15
    As low as $10.89 per unit
    5.12 x 3.70 x 2.24 in.
    130.05 x 93.98 x 56.90 mm.
    Material: Polycarbonate
  7. SK-26
    As low as $13.74 per unit
    5.12 x 3.70 x 3.10 in.
    130.05 x 93.98 x 78.74 mm.
    Material: Polycarbonate
  8. SK-16
    As low as $15.64 per unit
    5.12 x 5.12 x 2.95 in.
    130.05 x 130.05 x 74.93 mm.
    Material: Polycarbonate
  9. SK-17
    As low as $15.72 per unit
    7.09 x 3.70 x 2.24 in.
    180.09 x 93.98 x 56.90 mm.
    Material: Polycarbonate
  10. SK-27
    As low as $18.52 per unit
    7.09 x 3.70 x 3.10 in.
    180.09 x 93.98 x 78.74 mm.
    Material: Polycarbonate
  11. SK-29
    As low as $20.85 per unit
    7.09 x 4.33 x 3.45 in.
    180.09 x 109.98 x 87.63 mm.
    Material: Polycarbonate
  12. Take your enclosure from plain to powerful

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  13. SK-18
    As low as $23.95 per unit
    7.09 x 5.12 x 3.31 in.
    180.09 x 130.05 x 84.07 mm.
    Material: Polycarbonate
  14. SK-28
    As low as $23.96 per unit
    7.17 x 7.09 x 2.42 in.
    182.12 x 180.09 x 61.47 mm.
    Material: Polycarbonate
  15. SK-19
    As low as $27.50 per unit
    7.17 x 7.09 x 3.54 in.
    182.12 x 180.09 x 89.92 mm.
    Material: Polycarbonate
  16. SK-20
    As low as $32.59 per unit
    10.00 x 7.09 x 2.48 in.
    254.00 x 180.09 x 62.99 mm.
    Material: Polycarbonate
  17. SK-23
    As low as $35.36 per unit
    10.00 x 7.09 x 3.31 in.
    254.00 x 180.09 x 84.07 mm.
    Material: Polycarbonate
  18. SK-24
    As low as $36.79 per unit
    10.00 x 7.09 x 3.54 in.
    254.00 x 180.09 x 89.92 mm.
    Material: Polycarbonate
  19. SK-21
    As low as $39.93 per unit
    10.00 x 7.09 x 4.37 in.
    254.00 x 180.09 x 111.00 mm.
    Material: Polycarbonate
  20. SK-22
    As low as $84.79 per unit
    14.21 x 10.00 x 4.37 in.
    360.93 x 254.00 x 111.00 mm.
    Material: Polycarbonate
  21. SK-30
    As low as $103.56 per unit
    14.21 x 10.00 x 6.39 in.
    360.93 x 254.00 x 162.31 mm.
    Material: Polycarbonate

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