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
This Festo industrial component, part number 543989, is a double-acting drive unit featuring a 20 mm piston diameter, a 100 mm stroke, and a yoke structural design incorporating a piston, piston rod, and slide. Operating at a pressure range of 0.1 MPa to 0.8 MPa (1 bar to 8 bar) with compressed air conforming to ISO 8573-1:2010 [7:4:4], it achieves a maximum speed of 0.8 m/s, a repetition accuracy of 0.3 mm, and position sensing via proximity switch. The unit includes a ball bearing cage guide, elastic cushioning rings or pads at both ends, and adjustable end-position ranges of 72.5 mm at the front and 39.5 mm at the rear, functioning across an ambient temperature range of 0 °C to 60 °C in any mounting position. Submit the exact part number, quantity, and application requirements to receive a formal quotation for this component.
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 543989. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.