
ABB electrical accessory P9 1SFA184551R9101
- BrandABB
- SeriesP9
- Ingress protection (NEMA)4X
- Hole diameter22 mm
- Cover diameter1.575 mm
- Without self-return (with latching)No
- Button colorRed

The P9MEM4RL Mushroom Pushbutton is: Modular metal - Mushroom Pushbutton with holder - Momentary - Mushroom 40 mm - Red - Illuminated This Mushroom Pushbutton i
| Series | P9 |
|---|---|
| Electrical | |
| Suitable for emergency shutdown | No |
| Mechanical | |
| Hole diameter | 22 mm |
| Cover diameter | 1.575 mm |
| Button color | Red |
| Lens construction type | Round |
| Operating conditions | |
| Ingress protection (NEMA) | 4X |
| IP protection rating | IP66 |
| Other | |
| Without self-return (with latching) | No |
| Button design | High |
| Type designation | P9MEM4RL |
| With illumination | Yes |
| With front ring | No |
| With return spring | Yes |
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