Type 12 Mild Steel Miniature Pushbutton Enclosures MPB Series

Application

  • Designed to accept 22mm miniature oil tight pushbuttons, switches and pilot lights.
  • Provides protection from dirt, dust, oil and water.

Standards

  • UL 508A Type 12 and 13
  • CSA Type 12 and 13
  • Complies with
    • NEMA Type 12 and 13
    • IEC 60529, IP54
  • Appropriate components are required to maintain these standards.

Construction

  • Formed 14 gauge steel except the MPB1 which is 16 gauge.
  • Smooth continuously welded seams.
  • Welded brackets provide for enclosure mounting.
  • Captive cover screws thread into sealed wells.
  • Larger enclosures provide internally hinged removable covers, designed to hold the cover open during wiring (see table).
  • Oil resistant gasket and adhesive.
  • A bonding stud is provided on the door and a grounding stud is provided on the enclosure.

Finish

  • Cover and enclosure are phosphatized and finished in ANSI 61 gray powder coating.

Accessories

22.5mm PB No. of Enclosure
Part No. Holes H W D
MPB1¹ 1 3.25 2.75 3.50
MPB2¹ 2 5.13 2.75 3.50
MPB3¹ 3 7.00 2.75 3.50
MPB4¹ 4 8.88 2.75 3.50
MPB6 6 8.50 5.00 4.25
MPB9 9 8.50 6.50 4.25
MPB12 12 10.38 6.50 4.25

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Data subject to change without notice.