Genuine Festo product
Product family
SIEF
Proximity switch
The perfect combination of new features, creating the easiest and most reliable unit ever.
Highlights
- Reduction factor 1 for all metals
- Welding field immune
- Design with housing resistant to welding spatter
- Flush, partially flush or non-flush mounting
- LED switching status indication
Price and delivery are confirmed with the quote. Requests received during business hours are answered the same day.
Products in this product family
34 variants| Product | Part no. | Size | Switching output | Switching element function | Electrical connection | ||
|---|---|---|---|---|---|---|---|
| SIEF-M8B-NS-K-L Proximity sensor | 553540 | M8 | NPN | N/O contact | Cable | ||
| SIEF-M8B-NS-S-L Proximity sensor | 553539 | M8 | NPN | N/O contact | M8x1, Plug | ||
| SIEF-M8B-PS-K-L Proximity sensor | 553538 | M8 | PNP | N/O contact | Cable | ||
| SIEF-M8B-PS-S-L Proximity sensor | 553537 | M8 | PNP | N/O contact | M8x1, Plug | ||
| SIEF-M12B-NS-K-L Proximity sensor | 553544 | M12 | NPN | N/O contact | Cable | ||
| SIEF-M12B-NS-S-L Proximity sensor | 553543 | M12 | NPN | N/O contact | M12x1, Plug | ||
| SIEF-M12B-PS-K-L Proximity sensor | 553542 | M12 | PNP | N/O contact | Cable | ||
| SIEF-M12B-PS-S-L Proximity sensor | 553541 | M12 | PNP | N/O contact | M12x1, Plug | ||
| SIEF-M8NB-NS-K-L Proximity sensor | 538310 | M8 | NPN | N/O contact | Cable | ||
| SIEF-M8NB-NS-S-L Proximity sensor | 538309 | M8 | NPN | N/O contact | M8x1, Plug | ||
| SIEF-M8NB-PS-K-L Proximity sensor | 538308 | M8 | PNP | N/O contact | Cable | ||
| SIEF-M8NB-PS-S-L Proximity sensor | 538307 | M8 | PNP | N/O contact | M8x1, Plug | ||
| SIEF-M18B-NS-K-L Proximity sensor | 553548 | M18 | NPN | N/O contact | Cable | ||
| SIEF-M18B-NS-S-L Proximity sensor | 553547 | M18 | NPN | N/O contact | M12x1, Plug | ||
| SIEF-M18B-PS-K-L Proximity sensor | 553546 | M18 | PNP | N/O contact | Cable | ||
| SIEF-M18B-PS-S-L Proximity sensor | 553545 | M18 | PNP | N/O contact | M12x1, Plug | ||
| SIEF-M12NB-NS-K-L Proximity sensor | 538314 | M12 | NPN | N/O contact | Cable | ||
| SIEF-M12NB-NS-S-L Proximity sensor | 538313 | M12 | NPN | N/O contact | M12x1, Plug | ||
| SIEF-M12NB-PS-K-L Proximity sensor | 538312 | M12 | PNP | N/O contact | Cable | ||
| SIEF-M12NB-PS-S-L Proximity sensor | 538311 | M12 | PNP | N/O contact | M12x1, Plug | ||
| SIEF-M30B-NS-K-L Proximity sensor | 553552 | M30 | NPN | N/O contact | Cable | ||
| SIEF-M30B-NS-S-L Proximity sensor | 553551 | M30 | NPN | N/O contact | M12x1, Plug | ||
| SIEF-M30B-PS-K-L Proximity sensor | 553550 | M30 | PNP | N/O contact | Cable | ||
| SIEF-M30B-PS-S-L Proximity sensor | 553549 | M30 | PNP | N/O contact | M12x1, Plug | ||
| SIEF-M18NB-NS-K-L Proximity sensor | 538318 | M18 | NPN | N/O contact | Cable | ||
| SIEF-M18NB-NS-S-L Proximity sensor | 538317 | M18 | NPN | N/O contact | M12x1, Plug | ||
| SIEF-M18NB-PS-K-L Proximity sensor | 538316 | M18 | PNP | N/O contact | Cable | ||
| SIEF-M18NB-PS-S-L Proximity sensor | 538315 | M18 | PNP | N/O contact | M12x1, Plug | ||
| SIEF-M30NB-NS-K-L Proximity sensor | 538322 | M30 | NPN | N/O contact | Cable | ||
| SIEF-M30NB-NS-S-L Proximity sensor | 538321 | M30 | NPN | N/O contact | M12x1, Plug | ||
| SIEF-M30NB-PS-K-L Proximity sensor | 538320 | M30 | PNP | N/O contact | Cable | ||
| SIEF-M30NB-PS-S-L Proximity sensor | 538319 | M30 | PNP | N/O contact | M12x1, Plug | ||
| SIEF-Q40S-NA-S-2L Proximity sensor | 538342 | 40x40x65 mm | NPN | Antivalent | M12x1, Plug | ||
| SIEF-Q40S-PA-S-2L Proximity sensor | 538341 | 40x40x65 mm | PNP | Antivalent | M12x1, Plug |
