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-VQ141 is an official catalog model from the 10/21-VQ Clean Room Valve series featuring a Copper, Fluorine and Silicon-free design with low particle generation. This unit utilizes a 2 position single actuation configuration paired with a metal or rubber seal type and a standard 1W function, operating on 24 VDC or 12 VDC coil voltages with an included light and surge voltage suppressor. Electrical entry is managed via a plug connector with lead wire or without connector, while manual override options include non-locking push types or locking types requiring a tool or manual operation. Submit your exact part number, quantity, and application requirements to request 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 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-VQ141. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.