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Products/Festo/150459
Festo 150459 Proximity sensor SIEH-M18B-PS-S-L
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Festo

150459

Proximity sensor SIEH-M18B-PS-S-L

The Festo 150459 industrial component features an 8 mm rated operating distance, a 6.48 mm assured operating distance, and a PNP switching output with a N.O. contact function operating on a 10 V to 30 V DC voltage range. It complies with EN 60947-5-2 standards and holds c UL us - Listed (OL) and RCM certifications, along with CE and UKCA markings for EMC and RoHS directives. Designed with pulsed short-circuit protection, a maximum switching frequency of 1500 Hz, and an ambient temperature range of -25 °C to 70 °C, this RoHS-compliant unit delivers a repetition accuracy of 0.4 mm and a maximum output current of 200 mA. Submit the exact part number, quantity, and application requirements to receive a formal quote.

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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
150459
Data verification
Manufacturer evidence reviewed

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Exact part-number verificationTechnical properties are matched to 150459.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.

Verified configuration

Technical Specifications

Conforms to standard
EN 60947-5-2
Certication
RCM compliance mark | c UL us - Listed (OL)
CE marking (see declaration of conformity)
As per EU EMC directive | As per EU RoHS directive
UKCA marking (see declaration of conformity)
according to UK regulations for EMC (UK-E) | according to UK RoHS regulations (UK-R)
Note on materials
RoHS compliant
Rated operating distance
8 mm
Assured operating distance
6.48 mm
Reduction factors
Aluminum = 0.35 | Stainless steel St 18/8 = 0.7 | Copper = 0.3 | Brass = 0.4 | Steel St 37 = 1.0
Ambient temperature
-25 °C...70 °C
Repetition accuracy
0.4 mm
Switching output
PNP
Switching element function
N.O. contact
Hysteresis
0.88 mm
Max. switching frequency
1500 Hz
Max. output current
200 mA
Voltage drop
2 V
Short-circuit protection
Pulsed
DC operating voltage range
10 V...30 V
Residual ripple
+/- 20%
Idle current
10 mA
Reverse polarity protection
for all electrical connections
Electrical connection 1, connection type
Plug
Electrical connection 1, connection technology
M12x1 A-coded as per EN 61076-2-101
Electrical connection 1, number of pins/wires
4
Electrical connection 1, type of mounting
Screw-type lock | not rotatable | Compatible with rotatable screw-type lock

Engineering context

Identification and RFQ Guidance

Confirm the exact configuration

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.

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 150459. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.