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.

Festo
The Festo part number 537752 is an optoelectronic retro-reflective sensor featuring a block design that conforms to EN 60947-5-2 standards. It utilizes polarized red light with a maximum spot diameter of 75 by 75 millimeters at 2 meters, operating within a working range of 0 to 2,500 millimeters across ambient temperatures from -20 to 60 degrees Celsius. The component operates on a 10 to 30 VDC voltage range and provides an NPN switch output with a maximum switching frequency of 1,000 Hz, a maximum output current of 100 mA, and pulsing short circuit strength. Materials are free of copper and PTFE, carrying RCM and c UL us listings along with a CE symbol according to the EU-EMV guideline. Submit the exact part number, quantity, and application requirements for an RFQ quote.
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.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
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.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Festo 537752. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.