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 194603 is a mini D-series directly controlled diaphragm regulator featuring a rotary knob with an integrated lock and a built-in pressure gauge with a G1/8 pneumatic connection 1. It delivers a normal nominal flow rate of 800 l/min across an operating pressure range of 1 bar to 16 bar and a pressure regulation range of 0.5 bar to 12 bar, operating within a medium and ambient temperature range of -10 °C to 60 °C. Designed for front panel mounting, in-line installation, or use with accessories in any mounting position, this 500 g component provides constant output pressure with primary pressure compensation, secondary exhausting, and a return flow characteristic for compressed air and inert gases. Submit the exact part number, quantity, and application requirements to receive 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 194603. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.