XB4BW73731B5
Product ID:35000
Updated: 2026/4/8

Key Features
- 1Ensure reliable operation with over 1 million mechanical cycles. 2、Reduce downtime risks via durable metal construction and IP65 protection. 3、Meet global safety standards with CE and UL certifications. 4、Simplify installation in 22mm panels with standard compatibility. 5、Lower long-term costs through minimal maintenance requirements.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Harmony XB4 | Product or Component Type | Illuminated double-headed push-button |
| Device short name | XB4 | Bezel material | Chromium plated metal |
| Head type | Standard | Mounting diameter | 0.9 in (22.5 mm) |
| Colour of marking | White marking when green, red or black caps<br />Black marking when white caps | Light source | Protected LED |
| Light source colour | White | Device presentation | Complete product |
| Fixing collar material | Zamak | Net Weight | 0.29 lb(US) (0.13 kg) |
| Resistance to high pressure washer | 1015.3 psi (7000000 Pa) 131 °F (55 °C) 0.1 m | Shape of signaling unit head | Rectangular |
| Type of operator | spring return | Operator profile | Green flush, I white)<br />Red projecting, O white) |
| Operators description | Green ''I'' - red ''O'' | Contacts type and composition | 1 NO + 1 NC |
| Contact operation | Slow-break | Contacts usage | Standard contacts |
| Positive opening | With IEC 60947-5-1 appendix K | Operating travel | 0.06 in (1.5 mm) NC changing electrical state)<br />0.1 in (2.6 mm) NO changing electrical state)<br />0.2 in (4.3 mm) total travel) |
| Operating force | 3.5 N NC changing electrical state<br />3.8 N NO changing electrical state | Mechanical durability | 1000000 cycles |
| Connections - terminals | Screw clamp terminals, <= 2 x 1.5 mm² with cable end IEC 60947-1<br />Screw clamp terminals, >= 1 x 0.22 mm² without cable end IEC 60947-1 | Tightening torque | 7.08…10.6 lbf.in (0.8…1.2 N.m) IEC 60947-1 |
| Shape of screw head | Cross JIS No 1<br />Cross Philips no 1<br />Cross pozidriv No 1<br />Slotted flat Ø 4 mm<br />Slotted flat Ø 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 60947-5-1<br />6 A 120 V, AC-15, A600 IEC 60947-5-1<br />0.1 A 600 V, DC-13, Q600 IEC 60947-5-1<br />0.27 A 250 V, DC-13, Q600 IEC 60947-5-1<br />0.55 A 125 V, DC-13, Q600 IEC 60947-5-1<br />1.2 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 IEC 60947-5-1 appendix C<br />1000000 cycles, AC-15, 3 A 120 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C<br />1000000 cycles, AC-15, 4 A 24 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C<br />1000000 cycles, DC-13, 0.2 A 110 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C<br />1000000 cycles, DC-13, 0.5 A 24 V 3600 cyc/h 0.5 IEC 60947-5-1 appendix C |
| Electrical reliability | Λ < 10exp(-6) 5 V 1 mA in clean environment IEC 60947-5-4<br />Λ < 10exp(-8) 17 V 5 mA in clean environment IEC 60947-5-4 | Signalling type | Steady |
| Bulb base | Integral LED | [Us] rated supply voltage | 24 V AC/DC 50/60 Hz |
| Supply voltage limits | 19.2…30 V DC<br />21.6…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 |
| compatibility code | XB4 | 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 60529<br />IP69K IEC 60529<br />IP69 IEC 60529 |
| NEMA degree of protection | NEMA 13<br />NEMA 4X | IK degree of protection | IK06 conforming to IEC 50102 |
| Standards | IEC 60947-1<br />IEC 60947-5-1<br />CSA C22.2 No 14<br />JIS C8201-5-1<br />IEC 60947-5-5<br />IEC 60947-5-4<br />UL 508<br />JIS C8201-1 | Product Certifications | CSA<br />LROS (Lloyds register of shipping)<br />BV<br />UL Listed<br />DNV |
| Vibration resistance | 5 gn 2…500 Hz)IEC 60068-2-6 | Shock resistance | 30 gn 18 ms) half sine wave acceleration IEC 60068-2-27<br />50 gn 11 ms) half sine wave acceleration 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 61000-4-2<br />8 kV in free air (in insulating parts) IEC 61000-4-2 | Electromagnetic emission | Class B IEC 55011 |
Specifications may be subject to change without notice
