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.
Global industrial sourcing · Houston, Texas+1 417 261 6001 info@mropartsrfq.com
MROProduct image under verification
Reference imageConfirm configuration by manufacturer part number.
Festo
537771
Diffuse light sensor SOEG-RTH-Q50-PA-K-3L
The Festo part number 537771 is an industrial block design diffuse reflection sensor featuring background suppression and an optoelectronic measuring principle with red light. It operates within a working range of 30 to 300 millimeters at ambient temperatures from -20 to 60 °C, utilizing a PNP switch output with an antivalent switching element function and a maximum switching frequency of 1,000 Hz. Constructed free of copper and PTFE, this component complies with EN 60947-5-2 and carries c UL us - Listed (OL) and RCM Mark authorizations alongside a CE symbol according to the EU-EMV guideline. Submit the exact part number, quantity, and application requirements to request a quote.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 537771
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 537771.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Design
- Block design
- Conforms to standard
- EN 60947-5-2
- Authorization
- RCM Mark | c UL us - Listed (OL)
- CE symbol (see declaration of conformity)
- according to EU-EMV guideline
- Materials note
- Free of copper and PTFE
- Measured variable
- Position
- Measuring principle
- Optoelectronic
- Measurement method
- Diffuse reflection sensor with background suppression
- Type of light
- Red
- Max. spot diameter
- 8 x 8 mm at 200 mm
- Working range
- 30 ... 300 mm
- Ambient temperature
- -20 ... 60 °C
- Max. grey tone shift
- 8 %
- Reference material
- 18 %
- Switch output
- PNP
- Switching element function
- Antivalent
- Max. switching frequency
- 1,000 Hz
- Max. output current
- 200 mA
- Voltage drop
- <= 2.4 V
- Short circuit strength
- Pulsing
- Operating voltage range DC
- 10 ... 30 V
- Residual ripple
- 10 %
- Idle current
- 35 mA
- Polarity protected
- for all electrical connections
- Electrical connection
- Cable | 4-core
- Cable length
- 3 m
- Material cable sheath
- TPE-U(PUR)
- Size
- 50x50x17 mm
- Mounting type
- with through hole
- Product weight
- 122 g
- Material housing
- ABS
- Ready status display
- Green LED
- Operating status display
- Yellow LED
- Operating reserve display
- Red LED (off)
- Setting options
- Potentiometer
- Setting range lower limit
- 30 mm
- Upper limit of adjustment range
- 300 mm
- Ambient temperature with flexible cable installation
- -5 ... 60 °C
- Protection class
- IP67
- Corrosion resistance classification CRC
- 4 - Very high corrosion stress
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 537771. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.