SchneiderPushbuttons, Switches, Pilot Lights, Control Stations and Joysticks

XB4BT845GEX

Name: XB4BT845GEX
Brand: Schneider
SKU: XB4BT845GEX

Emergency switching off push button designed for explosive atmospheres with a 22mm red mushroom and 40mm tripping/latching push-pull action.

Product ModelXB4BT845GEX

Product ID35391

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
FeatureDesigned for explosive atmospheres, ensuring safety in hazardous environments.
2
Feature22mm red mushroom for clear visibility and easy operation.
3
Feature40mm tripping/latching push-pull action for reliable emergency shutdown.
4
Compact dimensions1.8 in (46.2 mm) width, 1.2 in (30 mm) height, and 3.8 in (96.5 mm) depth.
5
Net weight0.313 lb (0.142 kg), making it easy to install and handle.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Range of Product

Harmony XB4

Product or Component Type

Complete emergency stop push-button

Device short name

XB4

Bezel material

Chromium plated metal

Fixing collar material

Zamak

Mounting diameter

0.9 in (22 mm)

Sale per indivisible quantity

Dust zone

Zone 21 - 22

Gas zone

Zone 1 - 2

Type of operator

trigger action and mechanical latching

Reset

Push-pull

Operator profile

Red mushroom Ã 40 mm

Contacts type and composition

1 NO + 1 NC

Width

1.8 in (46.2 mm)

Height

1.2 in (30 mm)

Depth

3.8 in (96.5 mm)

Net Weight

0.313 lb(US) (0.142 kg)

Device mounting

Fixing hole 0.9 in (22.5 mm) +/- 0.2 mm IEC 60947-1

Fixing center

>= 30 x 40 mm support panel) 0.04...0.2 in (1...6 mm)

Embedding Depth

2.3 in (58 mm)

marking

II 2 GDEx tb IIIC DbEx db eb IIC Gb

Shape of signaling unit head

Round

Contact operation

Slow-break

Contacts usage

Standard

Positive opening

With IEC 60947-5-1 appendix K

Mechanical durability

5000000 cycles

Connections - terminals

Screw clamp terminals, 2 x 1.5 mmÂ² with cable end IEC 60947-1Screw clamp terminals, 1 x 2.5 mmÂ² without cable end IEC 60947-1

Tightening torque

7.08...10.6 lbf.in (0.8...1.2 N.m) IEC 60947-1

[Ith] conventional free air thermal current

10 A IEC 60947-5-1

[Ui] rated insulation voltage

415 V

[Ie] rated operational current

1.9 A 380 V, AC, A600 IEC 60947-5-13 A 240 V, AC, A600 IEC 60947-5-16 A 120 V, AC, A600 IEC 60947-5-10.27 A 250 V, DC, Q300 IEC 60947-5-10.55 A 125 V, DC, Q300 IEC 60947-5-12.87 A 24 V, DC, Q300 IEC 60947-5-1

Protective treatment

Ambient Air Temperature for Storage

-40...158 °F (-40...70 °C)

Ambient Air Temperature for Operation

-4...149 °F (-20...65 °C)

IP degree of protection

IP65 IEC 60529

Standards

IEC 60079-0:2009EN/IEC 60079-1:2009IEC 60079-7:2009IEC 60079-31:2009UL 60079-0UL 60079-1UL 60079-31ANSI/ISA 12.12.01CSA C22.2 No 213

Product Certifications

INERIS 04ATEX9004U