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.

SMC
The SMC 21-VV5Q11-02 is an official catalog model from the 10/21-VQ Clean Room Valve product series featuring 21 clean series designation for copper, fluorine, and silicon-free construction with low particle generation. This VV5Q11 configuration supports stations ranging from 02 to 12, cylinder port options including C3, C4, C6, and M5 threads, and various kit configurations such as top or side entry cables, SI units, and network protocols. Optional features include back pressure check valves, DIN rail mounting, name plates, and external pilot capabilities. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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 SMC 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 SMC 21-VV5Q11-02. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.