Schneider Electric Panel Mount Mushroom Head Emergency Button - Twist to Reset, 30mm, 22mm

Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

Schneider Electric Domed Head Emergency Stop Push Buttons - ZB4-B Range

The Harmony XB4 metal range of modular control and signalling units combine simplicity of installation, flexibility, and robustness. This range meets the requirements of many industrial applications. These units are either complete products or separate components for customer assembly.


The performance of the Harmony XB4 range meets the most demanding international standards and approval, such as:
• EN/IEC, CE marking, UL, CSA, CCC, EAC, JIS, NEMA, and marine approvals
• Protection against ingress of solid objects, dust, and water: IP 66, 67, 69,69K and type 4X
• Shock protection level up to IK06
• High vibration resistance with shake proof connection screws (periodic retightening unnecessary)
For outdoor applications, the operating temperature oscillates from -40 °C to +70 °C/-40 °F to +158 °F

Common Applications

The range of XB4 can be used in the following applications:
•Industry (machine and control panels in packaging, material handling, material working, and pumping)
•Building and infrastructure (energy distribution panels, public works, restaurants, commercial buildings and airports)

Schneider Electric Head for Emergegency Stop - ZB4BS834

This ZB4BS834 is a chromium plated unit (bezel material), which has mechanical durability up to 300000 cycles.
The resistance to high pressure washer is 7000000 Pa at 55 °C, distance: 0.1 m.
This item is classified as ’’ Green Premium Product ’’, which provides the following:
•Environmental information about the unit
•Minimal use of hazardous substances in, and beyond, compliance with regulations (RoHS, REACh)
•A promise of sustainable and environmentally friendly performance
•Product Environmental Profiles (PEPs) for easy carbon footprint calculation
•End-of-life instructions for reduced cost and optimised recycling

What is the different between a push button switch for an emergency stop and a general-purpose push button switch?

general-purpose push button switch is used for controls, e.g. to start machine operation or simply to switch modes. An emergency stop push button switch however, is mainly used as a safety measure to stop hazardous events.

What is the electrical shook protection class for this item?

This is a Class 1 conforming to IEC 61140

Attribute Value
Mounting Type Panel Mount
Reset Method Twist to Reset
Cutout Diameter 22mm
IP Rating IP66, IP69, IP69K
Head Style Mushroom
Illuminated No
Range Harmony
Head Diameter 30mm
Colour Red
Width 30mm
Push Button Material Plastic
Depth 57mm
Dimensions 30 x 30 x 57 mm
Series Harmony XB4
53 In stock - FREE next working day delivery available
13 available from Europe for delivery within 1 working day(s)
Price Each
£ 19.89
(exc. VAT)
£ 23.87
(inc. VAT)
Per unit
1 +
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