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 543432 is a pilot-controlled diaphragm regulator featuring a 3-way proportional pressure control valve with a 6 mm nominal width pressurization and a soft sealing principle. It operates across a pressure regulation range of 0.02 bar to 10 bar with an inlet pressure up to 11 bar and a normal nominal flow rate between 380 l/min and 1400 l/min. Powered by a DC operating voltage range of 21.6 V to 26.4 V, this electrical actuation component consumes a maximum electrical power of 7 W with 100% duty cycle and includes comprehensive short-circuit and reverse polarity protection. Submit the exact part number, quantity, and application requirements for 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 543432. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.