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Festo
538271
Proximity sensor SIED-M12B-ZS-S-L
The Festo 538271 is a round inductive industrial component featuring a 2 mm rated operating distance and an assured operating distance of 1.62 mm in accordance with EN 60947-5-2. This 2-wire non-contacting switching element provides a normally open contact function, a maximum DC switching frequency of 1200 Hz, a maximum AC switching frequency of 25 Hz, and a maximum output current of 200 mA across an ambient temperature range of -25 °C to 85 °C. It carries CE and UKCA markings per EMC and low voltage directives alongside RCM and c UL us - Listed certifications. Submit the exact part number, quantity, and application requirements to receive a formal quote.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
Request a QuoteWhy no listed price?
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.
- Manufacturer
- Festo
- Part number
- 538271
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 538271.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Design
- Round
- Conforms to standard
- EN 60947-5-2
- Certication
- RCM compliance mark | c UL us - Listed (OL)
- CE marking (see declaration of conformity)
- As per EU EMC directive | As per EU low voltage directive
- UKCA marking (see declaration of conformity)
- To UK instructions for EMC | To UK instructions for electrical equipment
- Measuring principle
- Inductive
- Rated operating distance
- 2 mm
- Assured operating distance
- 1.62 mm
- Reduction factors
- Aluminum = 0.5 | Stainless steel St 18/8 = 0.9 | Copper = 0.4 | Brass = 0.6 | Steel St 37 = 1.0
- Ambient temperature
- -25 °C...85 °C
- Repetition accuracy
- 0.1 mm
- Switching output
- Non-contacting, 2-wire
- Switching element function
- N.O. contact
- Hysteresis
- 0.02 mm...0.44 mm
- Max. switching frequency DC
- 1200 Hz
- Max. switching frequency AC
- 25 Hz
- Max. output current
- 200 mA
- Voltage drop
- 8 V
- Minimum load current
- 5 mA
- Short-circuit protection
- No
- Operating voltage range AC
- 20 V...265 V
- DC operating voltage range
- 20 V...320 V
- Mains frequency
- 50 Hz
- Idle current
- 1.5 mA
- Reverse polarity protection
- for all electrical connections
- Electrical connection
- 2-pin | M12x1
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 538271. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.