The XB4FK125B5 is an illuminated selector switch with a 2-position operation, 90° throw, and compatibility with both AC and DC voltages.
Product ModelXB4FK125B5
Product ID35622
Stock on Request
Last updated: 8/29/2026
Key Features
1
FeatureIdeal for applications requiring a simple, reliable, and easy-to-use switch.
2
FeatureFeatures an illuminated handle for enhanced visibility in various lighting conditions.
3
FeatureSupports both AC and DC voltages, making it versatile for different electrical systems.
4
FeatureCompact design with a 30mm width, suitable for a variety of installations.
5
FeatureComes with a metal orange handle for durability and aesthetic appeal.
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
Illuminated selector switch
Device short name
XB4F
Bezel material
Chromium plated metal
Fixing collar material
Zamak
Head type
Built-in-flush
Mounting diameter
1.2 in (30.5 mm)
Sale per indivisible quantity
1
Shape of signaling unit head
Round
Type of operator
stay put
Operator profile
Orange standard handle
Operator position information
2 positions 90°
Contacts type and composition
1 NO + 1 NC
Contact operation
Slow-break
Connections - terminals
Screw clamp terminals, <= 2 x 1.5 mm² with cable end IEC 60947-1Screw clamp terminals, >= 1 x 0.22 mm² without cable end IEC 60947-1
Light source
Universal LED
Bulb base
Integral LED
[Us] rated supply voltage
24 V AC/DC 50/60 Hz
Height
2.09 in (53 mm)
Width
1.4 in (36.6 mm)
Depth
2.7 in (69.5 mm)
Terminals description ISO n°1
(13-14)NO(21-22)NC
Net Weight
0.333 lb(US) (0.151 kg)
Resistance to high pressure washer
1015.3 psi (7000000 Pa) 131 °F (55 °C) 0.1 m
Device mounting
Built-in 1.21 in (30.75 mm) +/- 0.25 mm
Fixing mode
By screws 7.08 lbf.in (0.8 N.m) 0.8...1.2 Nm)
Contacts usage
Standard contacts
Positive opening
With NC contact IEC 60947-5-1 appendix K
Operating torque
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 à 4 mmSlotted flat à 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
Signalling type
Steady
Supply voltage limits
19.2...30 V DC21.6...26.4 V AC
current consumption
18 mA
Service life
100000 h at rated voltage and 25 °C
Surge withstand
1 kV IEC 61000-4-5
Device presentation
Complete product
Protective treatment
TH
Ambient Air Temperature for Storage
-40...158 °F (-40...70 °C)
Ambient Air Temperature for Operation
-40...158 °F (-40...70 °C)
Electrical shock protection class
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
Resistance to fast transients
2 kV IEC 61000-4-4
Resistance to electromagnetic fields
9.1 V/m (10 V/m) IEC 61000-4-3
Resistance to electrostatic discharge
6 kV on contact (on metal parts) IEC 61000-4-28 kV in free air (in insulating parts) IEC 61000-4-2
