Type 4X Polyester Junction Box PB Series

Lift-Off Cover with Screws

Note: This product line has been discontinued as a stocked series. Information is for reference only. For alternative solution assistance, please contact Hammond Customer Service - sales@hammfg.com or USA (716) 630-7030, Canada and International (519) 822-2960.

Application  

  • Designed for use as insulated instrument enclosures, electric, control housings, electrical junction boxes or terminal wiring enclosures.
  • Provides outstanding insulation and protection where equipment may be hosed down or be very wet.
  • Ideal in applications with high temperatures or highly corrosive environments.
  • High UV resistance ideal for outdoor installations.

  Standards

  • UL/cUL 508A Type 1, 2, 3, 4, 4X, 12 & 13
  • Complies with
    • NEMA 1, 2, 3, 3R, 3S, 4, 4X, 12, 13
    • IEC 60529, IP66

  Construction

  • Bases and lids are constructed of hot molded fiberglass reinforced polyester.
  • Self-extinguishing materials.
  • Sealable slotted screws are provided to close the enclosure.
  • M6 screws are provided for attaching inner panels or other equipment.
  • Fully gasketed lids.
  • Operating temperatures between -30°C and 150°C (-22°F to 302°F).
  • Dielectric rigidity > 5kV insulating resistance > 5 MW.
  • For corrosion resistance information, please refer to table in the Technical Information section.

  Finish

  • Fiberglass polyester material is finished in RAL 7032 beige.
  • Optional inner panels are available in white powder coated finished steel or unfinished aluminum.

Accessories

Part No. Overall Dimensions Opt. Steel Inner Panel Ship Wt.
A B C D E F G Inner Panel Dimensions lbs
PB271818 10.60 7.10 7.10 7.90 6.30 9.80 4.30 PBP2718 9.06 x 5.51 3
PB272718 10.60 10.60 7.10 7.90 9.80 9.80 7.90 PBP2727 9.06 x 9.06 5
PB362718 14.20 10.60 7.10 11.40 9.80 13.30 7.90 PBP3627 12.60 x 9.06 5
PB542718 21.30 10.60 7.10 18.50 9.80 20.40 7.90 PBP5427 19.69 x 9.06 7

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Data subject to change without notice.