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Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Global industrial sourcing · Houston, Texas info@mropartsrfq.com
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Festo
538303
Proximity sensor SIEF-M30NB-PS-S-L-WA
The Festo 538303 is an inductive round industrial component featuring a rated operating distance of 20 mm and a 16.2 mm assured operating distance with a uniform reduction factor of 1.0 across aluminum, stainless steel St 18/8, copper, brass, and steel St 37. It conforms to EN 60947-5-2, carries CE marking as per the EU EMC directive along with RCM compliance and c UL us - Listed (OL) certifications, and operates within a DC voltage range of 10 V to 30 V utilizing a PNP switching output with a normally open contact function. The unit delivers a maximum switching frequency of 1500 Hz, a 200 mA max output current, pulsed short-circuit protection, and a functioning ambient temperature range of -30 °C to 85 °C. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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
- 538303
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 538303.
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
- Measuring principle
- Inductive
- Rated operating distance
- 20 mm
- Assured operating distance
- 16.2 mm
- Reduction factors
- Aluminum = 1.0 | Stainless steel St 18/8 = 1.0 | Copper = 1.0 | Brass = 1.0 | Steel St 37 = 1.0
- Ambient temperature
- -30 °C...85 °C
- Repetition accuracy
- 0.4 mm
- Switching output
- PNP
- Switching element function
- N/O contact
- Hysteresis
- 0.6 mm...3 mm
- Max. switching frequency DC
- 1500 Hz
- Max. output current
- 200 mA
- Voltage drop
- 1.8 V
- Short-circuit protection
- Pulsed
- DC operating voltage range
- 10 V...30 V
- Residual ripple
- 10 %
- Idle current
- 15 mA
- Reverse polarity protection
- for all electrical connections
- Electrical connection
- 3-pin | Fixcon | M12x1 | Plug
- Size
- M30
- Type of mounting
- With lock nut
- Tightening torque
- 75 Nm
- Mounting type
- Partially ush
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 538303. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.