SchneiderPushbuttons, Switches, Pilot Lights, Control Stations and Joysticks

XB4FD21

Name: XB4FD21
Brand: Schneider
SKU: XB4FD21

Flush-mounted, 2-position stay-put selector switch with a 30.5 mm mounting diameter.

Product ModelXB4FD21

Product ID35482

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
FeatureIdeal for applications requiring a flush-mounted design.
2
FeatureFeatures a 2-position stay-put mechanism for reliable operation.
3
FeatureCompact 30.5 mm mounting diameter for easy installation.
4
FeatureOperates at 3 A on 240 V AC, 6 A on 120 V AC, and 0.1 A on 600 V DC.
5
FeaturePart of the Harmony XB4 metallic range for durability and aesthetics.

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

Selector switch

Device short name

XB4F

Bezel material

Chromium plated metal

Fixing collar material

Zamak

Mounting diameter

1.2 in (30.5 mm)

Sale per indivisible quantity

Head type

Built-in-flush

Shape of signaling unit head

Round

Type of operator

stay put

Operator profile

Black standard handle

Operator position information

2 positions 90Â°

Contacts type and composition

1 NO

Contact operation

Slow-break

Connections - terminals

Screw clamp terminals, <= 2 x 1.5 mmÂ² with cable end IEC 60947-1Screw clamp terminals, >= 1 x 0.22 mmÂ² without cable end IEC 60947-1

Height

1.9 in (47 mm)

Width

1.4 in (36.6 mm)

Depth

2.8 in (70 mm)

Terminals description ISO nÂ°1

(13-14)NO

Net Weight

0.209 lb(US) (0.095 kg)

Resistance to high pressure washer

1015.3 psi (7000000 Pa) 131 °F (55 °C) 0.1 m

Device mounting

Built-in

Fixing center

40 x 50 mm 1...6 mm thick panel)

Fixing mode

By screws

Contacts usage

Standard contacts

Positive opening

Without

Torque value

1.24 lbf.in (0.14 N.m) NO changing electrical state

Mechanical durability

1000000 cycles

Tightening torque

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

Shape of screw head

Cross Philips no 1Cross pozidriv No 1Slotted flat Ã 4 mmSlotted flat Ã 5.5 mm

Contacts material

Silver alloy (Ag/Ni)

Short-circuit protection

10 A cartridge fuse gG IEC 60947-5-1

[Ith] conventional free air thermal current

10 A IEC 60947-5-1

[Ui] rated insulation voltage

600 V 3)IEC 60947-1

[Uimp] rated impulse withstand voltage

6 kV IEC 60947-1

[Ie] rated operational current

3 A 240 V, AC-15, A600 IEC 60947-5-16 A 120 V, AC-15, A600 IEC 60947-5-10.1 A 600 V, DC-13, Q600 IEC 60947-5-10.27 A 250 V, DC-13, Q600 IEC 60947-5-10.55 A 125 V, DC-13, Q600 IEC 60947-5-11.2 A 600 V, AC-15, A600 IEC 60947-5-1

Electrical durability

1000000 cycles, AC-15, 2 A 230 V 3600 cyc/h 0.5 EN 60947-5-1 appendix C1000000 cycles, AC-15, 3 A 120 V 3600 cyc/h 0.5 EN 60947-5-1 appendix C1000000 cycles, AC-15, 4 A 24 V 3600 cyc/h 0.5 EN 60947-5-1 appendix C1000000 cycles, DC-13, 0.2 A 110 V 3600 cyc/h 0.5 EN 60947-5-1 appendix C1000000 cycles, DC-13, 0.5 A 24 V 3600 cyc/h 0.5 EN 60947-5-1 appendix C

Electrical reliability

Î < 10exp(-6) 5 V 1 mA in clean environment IEC 60947-5-4Î < 10exp(-8) 17 V 5 mA in clean environment IEC 60947-5-4

Device presentation

Complete product

Protective treatment

Ambient Air Temperature for Storage

-40...158 °F (-40...70 °C)

Ambient Air Temperature for Operation

-40...158 °F (-40...70 °C)

Overvoltage category

Class I IEC 60536

IP degree of protection

IP66 IEC 60529IP67 IEC 60529IP69 IEC 60529IP69K ISO 20653Type 13 UL 50 EType 12 UL 50 EType 4 UL 50 EType 4X UL 50 E

IK degree of protection

IK04 conforming to IEC 50102

Standards

CSA C22.2 No 14IEC 60947-5-1IEC 60947-5-4UL 508IEC 60947-1JIS C8201-5-1CEJIS C8201-1

Product Certifications

UL ListedCSACCCEAC

Vibration resistance

5 gn 10...500 Hz)IEC 60068-2-62 mm peak to peak 2...10 Hz)IEC 60068-2-6

Shock resistance

30 gn 18 ms) half sine wave acceleration IEC 60068-2-2750 gn 11 ms) half sine wave acceleration IEC 60068-2-2725 gn 6 ms) 1000 shocks on each axis IEC 60068-2-27