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 194619 is a Series D mini directly controlled diaphragm regulator featuring a rotary knob with an integrated lock and a G3/8 pneumatic connection 1. This component provides a constant output pressure with primary pressure compensation, secondary exhausting, and a return flow characteristic across an operating pressure range of 1 bar to 16 bar and a pressure regulation range of 0.5 bar to 12 bar. Weighing 500 g with an included pressure gauge, it accommodates compressed air as per ISO 8573-1:2010 [7:4:4] or inert gases within a medium and ambient temperature range of -10 °C to 60 °C. 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 194619. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.