The Schneider Electric XB5AS8442 is a Harmony XB5 emergency switching off push-button; emergency stop push-button for 22 mm mounting holes: Emergency stop switching off, Harmony XB5, plastic, red mushroom 40mm, 22mm, trigger latching turn to release, 1NC.
Pilot devices are among the most frequently replaced parts on a machine: buttons break, labels wear and lamps burn out. A complete unit comes with head, fixing collar and contact or light block assembled.
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Technical data
| Schneider reference | XB5AS8442 |
|---|---|
| Product or component type | Emergency switching off push-button; Emergency stop push-button |
| Bezel material | Dark grey plastic |
| Fixing collar material | Plastic |
| Head type | Standard |
| Mounting diameter | 22.5 mm |
| Sale per indivisible quantity | 1 |
| Shape of signaling unit head | Round |
| Type of operator | Trigger action and mechanical latching |
| Reset | Turn to release |
| Operator profile | Red mushroom Ø 40 mm, unmarked |
| Contacts type and composition | 1 NC |
| Contact operation | Slow-break |
| Connections – terminals | Screw clamp terminals, <= 2 x 1.5 mm² with cable end conforming to IEC 60947-1; Screw clamp terminals, >= 1 x 0.22 mm² without cable end conforming to IEC 60947-1 |
| Device presentation | Complete product |
| Height | 43 mm |
| Width | 40 mm |
| Depth | 82 mm |
| Terminals description ISO n°1 | (11-12)NC |
| Contacts usage | Standard contacts |
| Positive opening | With conforming to IEC 60947-5-1 appendix K |
| Dimensions (W x H x D) | 40 x 43 x 82 mm |
| Condition | New, original Schneider Electric |
Key characteristics (per Schneider)
- Emergency stop switching off
- Harmony XB5
- plastic
- red mushroom 40mm
- 22mm
- trigger latching turn to release
- 1NC
Typical applications
- Replacement of broken buttons or lamps
- Start, stop and reset functions
- Motor control centres and pump panels
- Panel retrofits with 22 mm holes
Compatibility and replacement
Spare contact blocks (ZBE101 NO, ZBE102 NC), light modules and legend holders are available separately. XB5 and XB4 share the same contact blocks and 22 mm hole size.
Frequently asked questions
Is it a complete unit?
Yes, the reference is a complete unit as described by Schneider (head plus body with contacts or light block).
What is the degree of protection?
Per Schneider: IP66 conforming to IEC 60529; IP67; IP69; IP69K.
What hole size does it need?
22 mm (22.5 mm cut-out), the standard size for Harmony XB4 and XB5.
Can I replace only the contact block?
Yes. Harmony contact blocks (for example ZBE101 NO or ZBE102 NC) clip onto the fixing collar and can be changed without removing the head.
Do you ship to my country, and what is the warranty?
Yes. RendatSP ships worldwide from Yiwu, China, by air in 5 to 7 days once the part is ready, and every part carries a 1-year warranty. Send the order number and quantity on WhatsApp and we will reply with a quotation.
Ordering tips
Send us the full order number from the label of the old part, or a clear photo of the label, together with the quantity you need. We check the number against the current manufacturer data before we quote and tell you if there is a newer replacement.
RendatSP ships from Yiwu, China, to factories worldwide; air delivery usually takes 5 to 7 days once the part is ready. The part is new and original with a 1-year warranty (shipping, payment and warranty). For a quotation, message us on WhatsApp with the order number and quantity. We also have agents in Saudi Arabia, Iraq, the UAE, Egypt, Oman, Libya, Morocco, Mauritania, Yemen, Algeria and Jordan.
