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Steel pushbutton enclosure, 3.25 in wide, NEMA 12 rating

HOFFMAN

HOFFMAN Pushbutton Enclosure 12 NEMA 3.25 in W Steel E1PB

SKU CH-90EQ-0NJET

A steel pushbutton enclosure rated NEMA 12 with a 3.25 in width for industrial control mounting

  • 12 NEMA rating for reliable environmental protection
  • 25 in steel width fits standard pushbutton layouts
  • Single column design simplifies wiring and access
  • Steel construction resists impact and corrosion outdoors
  • Listed by manufacturer since 2020 for proven availability

Pushbutton Enclosure 12 NEMA

This Hoffman pushbutton enclosure carries a NEMA 12 rating and is built from steel for indoor industrial use. It measures 3.25 in. wide and provides a single column for mounting operators. The unit suits control panels that require protection against dust, dirt and non-corrosive dripping liquids. First listed by the manufacturer in 2020.

Replaces open-panel stations

The enclosure upgrades an exposed pushbutton station by adding a sealed steel housing that meets NEMA 12 requirements. The jump is worth it when the installation environment includes airborne contaminants or occasional splashing that would degrade unprotected contacts. It also simplifies compliance where a rated enclosure is specified.

Sustained load behaviour

Under continuous operation the steel body resists deformation and maintains its gasket seal against dust and dripping liquids. The single-column layout keeps wiring organised and reduces the chance of cable fatigue during long-term vibration. The NEMA 12 rating ensures the ingress protection remains effective for the life of the installation.

Highlights

  • 12 NEMA rating for reliable environmental protection
  • 25 in steel width fits standard pushbutton layouts
  • Single column design simplifies wiring and access
  • Steel construction resists impact and corrosion outdoors
  • Listed by manufacturer since 2020 for proven availability

Specifications

BrandHoffman

Questions about this item

What width cut-out does the 3.25 in. steel enclosure require for pushbutton mounting?

The enclosure body is 3.25 in. wide; drill a hole matching the specific pushbutton operator diameter you are using, then secure the enclosure with its integral mounting tabs.

Which step is most often missed when installing the NEMA 12 rated pushbutton enclosure?

Installers frequently forget to seat the gasket evenly and torque the cover screws to spec, which compromises the NEMA 12 seal against dust and dripping liquids.

What part of the Hoffman E1PB enclosure will need replacement after prolonged outdoor exposure?

The gasket material ages first; plan to replace it when it hardens or cracks to maintain the NEMA 12 ingress protection.

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