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 543957 is a double-acting industrial component featuring a 12 mm piston diameter, a 40 mm stroke, and a ball bearing cage guide within a yoke, piston, piston rod, and slide structural design. Operating via compressed air conforming to ISO 8573-1:2010 [7:4:4] within a pressure range of 0.15 MPa to 0.8 MPa, it achieves a maximum speed of 0.8 m/s and a repetition accuracy of ±0.01 mm with progressive pneumatic shock absorbers at both ends. This unit includes position sensing via proximity switch, an adjustable end-position range of 24 mm at the front and 15 mm at the rear, ISO 14644-1 Cleanroom Class 7 suitability, and an ambient temperature range of 0 °C to 60 °C. 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 543957. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.