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 8140399 is a square inductive industrial component based on EN 60947-5-2 and VDI/VDE 3845 norms, featuring a PNP switching output with a N.O. contact function. It operates within a 10 V to 30 V DC voltage range, delivering a max switching frequency of 1000 Hz and a max DC output current of 200 mA across an ambient temperature range of -25 °C to 70 °C. The unit includes pulsed short-circuit protection, reverse polarity protection for all electrical connections, and holds c UL us recognized, RCM, KC-EMV, and RoHS compliant certifications. Submit the exact part number, quantity, and application requirements for a formal 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 8140399. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.