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 540140 is an incremental displacement encoder featuring a 58 mm size, a 6 mm open hollow shaft at one end, and a mounting type utilizing a bracket with a front locking ring. Operating on a 5 V DC nominal voltage with an RS422 encoder interface output, this component supports a max speed of 6,000 1/min, a pulse frequency of 300 kHz, 2,500 lines, and an IP65 protection class rating. Weighing 390 g, the unit functions within an ambient temperature range of -10 to 70 °C and requires a DC operating voltage between 4.5 and 5.5 V. 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 540140. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.