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.
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SMC
21-VQ140
SMC 21-VQ140 — 10-21-VQ10 Base Mounted Plug-in Valves Clean Series
The SMC 21-VQ140 is an official catalog model belonging to the 10/21-VQ clean room valve series featuring copper, fluorine, and silicon-free construction with low particle generation. This VQ1 valve operates with a 2 position single actuation configuration, utilizing a metal seal type and a standard 1W function alongside 24 VDC coil voltage with a light and surge voltage suppressor. Configuration options include a non-locking push type manual override requiring a tool, with alternative options available for locking types and manual actuation. Submit the exact part number, quantity, and application requirements to receive a quote for this component.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
Request a QuoteWhy no listed price?
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.
- Manufacturer
- SMC
- Part number
- 21-VQ140
- Product series
- 10/21-VQ Clean Room Valve
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 21-VQ140.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- 0
- 0
- Product Series
- 10/21-VQ Clean Room Valve
- Configuration Status
- Official catalog model
- Clean Series
- 10 (Clean Room), 21 (Copper, Fluorine and Silicon-free + Low Particle Generation)
- -
- -
- VQ1
- VQ1
- Actuation
- 1 (2 Position Single), 2 (2 Position Double), 3 (3 Position Closed Center), 4 (3 Position Exhaust Center), 5 (3 Position Pressure Center)
- Seal Type
- 0 (Metal Seal), 1 (Rubber Seal)
- Function
- Standard Type (1W), H (High Pressure Type, 1.5W), N (Negative COM), R (External Pilot), Y (Low Wattage Type, 0.5W)
- Coil Voltage
- 5 (24 VDC, w/Light/Surge voltage Suppressor), 6 (12 VDC, w/Light/Surge voltage Suppressor)
- Manual Override
- Non-locking Push Type, Tool Required, B (Locking Type, Tool Required), C (Locking Type, Manual)
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against SMC 21-VQ140. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.