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 537707 is a round optoelectronic industrial component utilizing a diffuse sensor with background suppression and red light to measure position within a working range of 10 mm to 120 mm. This device conforms to EN 60947-5-2 and features NPN light switching with a maximum switching frequency of 500 Hz, 200 mA max output current, pulsed short-circuit protection, and a DC operating voltage range of 10 V to 36 V. It operates in ambient temperatures from -25 °C to 55 °C and carries RCM compliance, c UL us-Listed (OL), CE, and UKCA markings per EU and UK EMC and RoHS directives. Submit the exact part number, quantity, and application requirements to request a 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 537707. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.