Schneider Harmony XB4 Emergency Stop Push-Pull 40mm Red 1NC
Schneider Electric

Schneider Harmony XB4 Emergency Stop Push-Pull 40mm Red 1NC

Part numberXB4BS8442Item numberCB-SCH-053EAN / GTIN3606480625053HS code8536.50
IEC 60947-5-1; IEC 60947-5-5; EN ISO 13850; UL 508
CE, UL, CSA, CCC, TUV
Control & Automation
Pushbuttons & Pilot Lights
MOQ:1

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Product Description

Schneider Electric XB4BS8442 — Harmony XB4 22 mm command actuator. Metal or plastic 22 mm cutout push-button, selector or indicator. Harmony XB4 emergency stop, 40mm red mushroom head, push-pull (turn-to-release) latching action, 1NC contact, 22mm panel cut-out, metal bezel.

Technical Specifications

Series
Harmony XB4, Diameter: 22mm cut-out / 40mm mushroom head, Operation: Push-pull, latching, manual reset (pull or twist to release), Bezel: Chrome-plated metal, Colour: Red mushroom on yellow legend, Contacts: 1 NC, Ip Rating: IP66 (front), IP69K, Compliance: EN ISO 13850 emergency stop function
Contact configuration
1 NC
Range of product
Harmony XB4
Product or component type
Emergency switching off push-button; Emergency stop push-button
Device short name
XB4
Bezel material
Chromium plated metal
Fixing collar material
Zamak
Mounting diameter
22.5 mm
Sale per indivisible quantity
1
Shape of signaling unit head
Round
Type of operator
trigger action and mechanical latching
Head type
Standard
Reset
Turn to release
Operator profile
Red mushroom Ø 40 mm, unmarked
Contact operation
Slow-break
Connections - terminals
Screw clamp terminals, = 1 x 0.22 mm² without cable end conforming to IEC 60947-1
Height
47 mm
Width
40 mm
Depth
82 mm
Terminals description ISO n°1
(21-22)NC
Product weight
0.118 kg
Resistance to high pressure washer
7000000 Pa at 55 °C, distance : 0.1 m
Contacts type and composition
1 NC
Contacts usage
Standard contacts
Positive opening
With conforming to IEC 60947-5-1 appendix K
Operating travel
1.5 mm (NC changing electrical state); 4.3 mm (total travel)
Mechanical durability
300000 cycles
Tightening torque
0.8…1.2 N.m conforming to IEC 60947-1
Shape of screw head
Cross compatible with Philips no 1 screwdriver; Cross compatible with pozidriv No 1 screwdriver; Slotted compatible with flat Ø 4 mm screwdriver; Slotted compatible with flat Ø 5.5 mm screwdriver
Contacts material
Silver alloy (Ag/Ni)
Short-circuit protection
10 A cartridge fuse type gG conforming to IEC 60947-5-1
[Ith] conventional free air thermal current
10 A conforming to IEC 60947-5-1
[Ui] rated insulation voltage
600 V (pollution degree 3) conforming to IEC 60947-1
[Uimp] rated impulse withstand voltage
6 kV conforming to IEC 60947-1
[Ie] rated operational current
3 A at 240 V, AC-15, A600 conforming to IEC 60947-5-1; 6 A at 120 V, AC-15, A600 conforming to IEC 60947-5-1; 0.1 A at 600 V, DC-13, Q600 conforming to IEC 60947-5-1; 0.27 A at 250 V, DC-13, Q600 conforming to IEC 60947-5-1; 0.55 A at 125 V, DC-13, Q600 conforming to IEC 60947-5-1; 1.2 A at 600 V, AC-15, A600 conforming to IEC 60947-5-1
Electrical durability
1000000 cycles, AC-15, 2 A at 230 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C; 1000000 cycles, AC-15, 3 A at 120 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C; 1000000 cycles, AC-15, 4 A at 24 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C; 1000000 cycles, DC-13, 0.2 A at 110 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C; 1000000 cycles, DC-13, 0.5 A at 24 V, operating rate <3600 cyc/h, load factor: 0.5 conforming to IEC 60947-5-1 appendix C
Electrical reliability
Λ < 10exp(-6) at 5 V and 1 mA in clean environment conforming to IEC 60947-5-4; Λ < 10exp(-8) at 17 V and 5 mA in clean environment conforming to IEC 60947-5-4
Device presentation
Complete product
Protective treatment
TH
Ambient air temperature for storage
-40…70 °C
Ambient air temperature for operation
-40…70 °C
Electrical shock protection class
Class I conforming to IEC 60536
IP degree of protection
IP66 conforming to IEC 60529; IP67; IP69; IP69K
Enclosure Type
UL type 4X/13
IK degree of protection
IK06 conforming to IEC 50102
Standards
IEC 60947-5-1; UL 508; CSA C22.2 No 14; ISO 13850; IEC 60947-5-5; JIS C8201-5-1; IEC 60947-1; IEC 60947-5-4; IEC 60204-1; IEC 60364-5-53; JIS C8201-1
Product certifications
CSA; LROS (Lloyds register of shipping); BV; UL listed; DNV
Vibration resistance
5 gn (f= 2…500 Hz) conforming to IEC 60068-2-6
Shock resistance
30 gn (duration = 18 ms) for half sine wave acceleration conforming to IEC 60068-2-27; 50 gn (duration = 11 ms) for half sine wave acceleration conforming to IEC 60068-2-27
Number of Units in Package 1
1
Number of Units in Package 2
80
Number of Units in Package 3
640
Country of origin
CZ
Warranty (in months)
18
EAN
3606480625053

Standards & Compliance

Standard
IEC 60947-5-1; IEC 60947-5-5; EN ISO 13850; UL 508
Classification / Approval
CE, UL, CSA, CCC, TUV
HS Code
8536.50

Compatibility & Fitment

EN ISO 13850 compliant emergency stop. Compatible with ZBE-102 NC contact blocks and ZBY-yellow legend holders. Use with Preventa safety relays.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: Schneider Electric XB4BS8442 — OEM Product Page

Catalogue entry last verified: 2026-08-24. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy XB4BS8442?
XB4BS8442 can be ordered from cballast.com as a Schneider Electric catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Schneider Electric product?
The manufacturer part number is XB4BS8442.
What is the HS code for XB4BS8442?
The customs tariff (HS) code for XB4BS8442 is 8536.50.
Who manufactures XB4BS8442?
XB4BS8442 is a Schneider Electric product in the Control & Automation range.
Is a datasheet available for XB4BS8442?
Yes — the XB4BS8442 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for XB4BS8442?
The minimum order quantity is 1.
Is XB4BS8442 available?
Yes — XB4BS8442 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).