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The Schneider Electric ZB4BS844 is a high-quality red, mushroom-style emergency stop (E‑Stop) push button from the Harmony XB4 series. Designed for panel mounting in a standard 22 mm diameter cutout, it features a 40 mm diameter head with a robust, chromium-plated metal bezel and a built-in trigger-action latching mechanism. With a “turn-to-release” reset, it ensures reliable emergency operation. Engineered for harsh environments, it carries an IP66/69/69K rating (equivalent to NEMA 1/2/3/4/4X/12/13) and withstands ambient conditions ranging from –25°C to +70°C, making it ideal for industrial safety systems.

Why Choose the Schneider Electric Push Button Switch?

Choosing the ZB4BS844 means investing in safety-grade craftsmanship and global compliance. This emergency stop button is UL-listed, CSA-certified, CE-marked, and RoHS compliant, delivering peace of mind across worldwide installations. Its modular, snap-fit design simplifies installation and replacement, while the durable chromium bezel provides exceptional resistance to impact, vibration, dust, and water ingress. In short, it’s reliable, easy to maintain, and conforms to international safety standards.

Standout Features of the ZB4BS844 Panel Mount Push Button:

  • Emergency Stop Functionality
  • Turn-to‑Release Reset
  • Durable Metal Bezel
  • High Ingress Protection
  • Panel Compatibility
  • Wide Operating Range
  • Global Certifications.

Schneider Electric ZB4BS844, Red Illuminated Plastic Push Button Switch, Panel Mount

Manufacturer:
Manufacturer Part No:
ZB4BS844
Enrgtech Part No:
ET13998160
Warranty:
Manufacturer
£ 21.54 £ 15.08
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Better World Verification:
Green Premium
Better World Product:
Yes
Illuminated:
No
Mounting Type:
Panel Mount
IP Rating:
IP66, IP67, IP69(IP69K)
Series:
Harmony XB4
Colour:
Red
Voltage Rating:
600 V ac, 600V dc
Push Button Material:
Plastic
Width:
40mm
Depth:
57mm
Push Button Diameter:
40mm
Cutout Diameter:
22mm
Push Button Actuation:
Twist Release
Switch Operation:
Latching, Twist to Release
Type:
Maintained
Panel Cutout Dimensions:
22mm (Round)
HTSUS:
8538.90.8180
RoHS Status:
ROHS3 Compliant
Series:
Harmony XB4
REACH Status:
REACH Unaffected
Moisture Sensitivity Level (MSL):
1 (Unlimited)
Packaging:
Box
Actuator Type:
E-Stop, Round
Illumination:
Non-Illuminated
standardLeadTime:
5 Weeks
Requires:
Contact Block(s)
(Select First, Then Apply Filters) Compatible Series:
Schneider, Harmony XB4
ECCN:
EAR99
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Instruction Sheet - ZB / ZB Series(Technical Reference)
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Machine Guarding and Safety Range Overview(Technical Reference)
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ZB4BS844 Datasheet(Technical Reference)
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Packaging Automation(Technical Reference)
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Product Environmental Profile(Technical Reference)
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Instruction Sheet(Technical Reference)
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Packaging Machines Application Software(Technical Reference)
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UL E164353(Technical Reference)
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Green Premium ecolabel(Technical Reference)
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Harmony Control and Signaling Guide(Technical Reference)
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ZB4BS844 Datasheet(Datasheets)



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