Hoffman PolyPro

Developed for Harsh Environments

The Pentair Technical Products’ Hoffman brand POLYPRO® Type 4X Enclosure is constructed with non-glass filled polyester to effectively withstand harsh environments where traditional metallic enclosures are not as suitable. POLYPRO safely houses electrical and electronic controls while maintaining a high environmental seal, making it well suited for indoor and outdoor applications. Plus, its easily modified, recyclable polyester construction offers numerous advantages over alternative non-metallic materials. The robust POLYPRO is UV stabilized. It offers chemical resistance and is flame retardant. It provides excellent water absorption resistance with strong but lightweight construction.

More Features. Simple to Assemble.
Simple to Use

The robust POLYPRO Enclosure is durable and easy to use. Its external snap-together body and cover are easily assembled, and the hinged cover is removable to allow easy access for modifications. The POLYPRO features built-in embosses for rear panel mounting, and it offers a molded layout grid on the inside of the cover and body, which assists with component mounting.

Versatile and Durable to Withstand Harsh Environments

The POLYPRO Type 4X Enclosure is available in ten solid cover and ten window cover models. Its durable polyester construction is easily modified to meet a wide variety of application needs. Plus, an integrated rail system provides for easy panel height adjustment within the enclosure.

Benefits of Polyester Construction:

  • UV stabilized – ideal for direct sunlight; eliminates fiberbloom associated with fiberglass
  • Chemical resistance to a broad range of solvents, alkalis and acids
  • Impact resistance is greater than fiberglass; resists cracking
  • Flame retardant
  • Recyclable
  • Lighter weight than fiberglass
  • Dustless, easy modifications using standard tools

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