Genuine Festo product Product family

SIEH

Proximity switch

Sturdy thanks to the fully enclosed stainless housing, including the active surface. Unlike conventional inductive sensors, the SIEH provides strong resistance to all gases and media.

Highlights

With increased sensing distance
Flush mounting
Metric thread
LED switching status indication
Design with stainless steel housing

Price and delivery are confirmed with the quote. Requests received during business hours are answered the same day.

SIEH_EN.PDF

Products in this product family

28 variants

Product	Part no.	Size	Switching output	Switching element function
SIEH-M12B-NS-K-L-CR Proximity sensor	538254	M12	NPN	N/O contact
SIEH-M12B-NS-S-L-CR Proximity sensor	538253	M12	NPN	N/O contact
SIEH-M12B-PS-K-L-CR Proximity sensor	538252	M12	PNP	N/O contact
SIEH-M12B-PS-S-L-CR Proximity sensor	538251	M12	PNP	N/O contact
SIEH-M18B-NS-K-L-CR Proximity sensor	538258	M18	NPN	N/O contact
SIEH-M18B-NS-S-L-CR Proximity sensor	538257	M18	NPN	N/O contact
SIEH-M18B-PS-K-L-CR Proximity sensor	538256	M18	PNP	N/O contact
SIEH-M18B-PS-S-L-CR Proximity sensor	538255	M18	PNP	N/O contact
SIEH-3B-NS-K-L Proximity sensor	538266	3 mm	NPN	N/O contact
SIEH-3B-NS-S-L Proximity sensor	538265	3 mm	NPN	N/O contact
SIEH-3B-PS-K-L Proximity sensor	538264	3 mm	PNP	N/O contact
SIEH-3B-PS-S-L Proximity sensor	538263	3 mm	PNP	N/O contact
SIEH-M12B-NS-K-L Proximity sensor	150448	M12	NPN	N/O contact
SIEH-M12B-NS-S-L Proximity sensor	150449	M12	NPN	N/O contact
SIEH-M12B-PS-K-L Proximity sensor	150450	M12	PNP	N/O contact
SIEH-M12B-PS-S-L Proximity sensor	150451	M12	PNP	N/O contact
SIEH-M12B-NO-K-L Proximity sensor Being phased out	150452	M12	NPN	N/C contact
SIEH-M12B-NO-S-L Proximity sensor Being phased out	150453	M12	NPN	N/C contact
SIEH-M12B-PO-K-L Proximity sensor	150454	M12	PNP	N/C contact
SIEH-M12B-PO-S-L Proximity sensor	150455	M12	PNP	N/C contact
SIEH-M18B-NS-K-L Proximity sensor	150456	M18	NPN	N/O contact
SIEH-M18B-NS-S-L Proximity sensor	150457	M18	NPN	N/O contact
SIEH-M18B-PS-K-L Proximity sensor	150458	M18	PNP	N/O contact
SIEH-M18B-PS-S-L Proximity sensor	150459	M18	PNP	N/O contact
SIEH-M18B-NO-K-L Proximity sensor Being phased out	150460	M18	NPN	N/C contact
SIEH-M18B-NO-S-L Proximity sensor Being phased out	150461	M18	NPN	N/C contact
SIEH-M18B-PO-K-L Proximity sensor	150462	M18	PNP	N/C contact
SIEH-M18B-PO-S-L Proximity sensor	150463	M18	PNP	N/C contact