Product Lifecycle Information

Product is planned to be discontinued. Do not use for new designs.

04/2026 - Product is being phased out. Do not use for new designs.

11/2026 - Product is discontinued. Products for replacement may be available while stocks permit.

12/2026 - Product is discontinued.

Please note: A newer product is available.

More products of this category can be seen here: Inductive proximity switches

Please contact Festo for alternatives

Proximity sensor

Proximity sensor SIEN-4B-NO-K-L

150364

GTIN: 4052568068745

The Global Trade Item Number (GTIN) is an international, unique number for labeling products.

Downloads

SIEN_EN.PDF

Reliability datasheet

Links

Spare parts
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Size
4 mm
Switching output
NPN
Switching element function
N/C contact
Operational voltage range DC
10 V - 30 V