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Red 22 mm illuminated mushroom-head push button operator, plastic bezel and head

Schneider Electric

Schneider Electric ZB5AW743 22 mm illuminated push button operator, red

SKU CH-RVD8-2ZMSK

A 22 mm red mushroom-head push button with IP66 and NEMA 13, 4X ratings for industrial control panels

  • TypeIndustrial Electrical Controls & Automation
  • Size22 mm
  • 22 mm mounting fits standard panels
  • Illuminated red mushroom head gives clear status
  • IP66 rating protects against dust and water jets
  • NEMA 13 and 4X enclosures suit harsh environments
  • Certified to IEC 60947 and UL 508 standards

22 mm illuminated emergency-stop operator

The Schneider Electric ZB5AW743 is a 22 mm red mushroom-head push button designed for emergency-stop functions on industrial control panels. It uses a maintained action so the circuit stays open until the operator is deliberately reset. The plastic construction meets NEMA 13 and 4X ratings plus IP66 for dust and water ingress protection. It suits machine builders and maintenance teams fitting safety circuits on new panels or replacing worn operators.

Replaces worn or non-compliant 22 mm operators

This unit replaces an existing 22 mm emergency-stop head that no longer latches reliably or that lacks the required IP66 and NEMA 4X sealing. The jump is worth it when the current operator shows cracked plastic, faded colour or missing certification marks for standards such as IEC 60947-5-1 and UL 508. It also fits panels where a maintained 40 mm mushroom head is specified by the risk assessment.

Check panel cut-out depth

Before ordering verify the panel cut-out is a standard 22 mm diameter and that the mounting depth behind the panel accepts the operator body plus the chosen contact blocks. Confirm the contact blocks you plan to use are rated for the same IEC 60947-5-1 and UL 508 categories listed for this head. Ensure the legend plate area is not required, as this model ships without one.

Highlights

  • 22 mm mounting fits standard panels
  • Illuminated red mushroom head gives clear status
  • IP66 rating protects against dust and water jets
  • NEMA 13 and 4X enclosures suit harsh environments
  • Certified to IEC 60947 and UL 508 standards

Specifications

BrandSCHNEIDER ELECTRIC
TypeIndustrial Electrical Controls & Automation
Size22 mm

Questions about this item

What panel cut-out diameter does the 22 mm operator require?

The operator fits a standard 22 mm panel cut-out; no adapter ring is needed for that size.

How do I secure the mushroom head so it stays maintained after pressing?

Push the 40 mm mushroom head into the body until the latch clicks, then tighten the locking nut to the recommended torque so the maintained action engages reliably.

Which seal should I inspect to keep the IP66 rating intact over time?

Check the bezel gasket and the panel gasket for cracks or compression set during routine maintenance; replace either seal if it shows wear to preserve the IP66 and NEMA 4X ratings.

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