| Manufacturer part number (MPN) | XB4BC21 |
| EAN / GTIN | 3389110118865 |
| Sales unit | pcs |
| Package quantity | 42 pcs |
| Contact configuration | 1 NO |
| Range of product | Harmony XB4 |
| Device short name | XB4 |
| Product or component type | Push-button |
| 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 | spring return |
| Operator profile | Black mushroom Ø 40 mm, unmarked |
| Head type | Standard |
| Contacts type and composition | 1 NO |
| Contact operation | Slow-break |
| Connections - terminals | Screw clamp terminals, <= 2 x 1.5 mm² with cable end conforming to IEC 60947-1; Screw clamp terminals, 1 x 0.22...2 x 2.5 mm² without cable end conforming to IEC 60947-1 |
| Height | 46.5 mm |
| Width | 40 mm |
| Depth | 81.5 mm |
| Product weight | 0.122 kg |
| Resistance to high pressure washer | 7000000 Pa at 55 °C, distance : 0.1 m |
| Contacts usage | Standard contacts |
| Positive opening | Without |
| Operating travel | 2.6 mm (NO changing elec |