Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 12 mm Tube - Elbow-Style Speed Control Valves
SMCElbow-Style Speed Control Valves

SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 12 mm Tube

The SMC AS4201F-04-12SA is an elbow-style speed control valve from SMC, featuring a knob adjustment and a 1/2 in valve body size for 12 mm tubing. It is constructed from Brass/PBT and operates in a meter-out flow…

SKU 3G-OTH-202434

Also listed as: AS4201F0412SA · AS4201F 04 12SA

Brand
SMC
Item
Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 12 mm Tube
Category
Elbow-Style Speed Control Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SMC
Manufacturer Part Number
AS4201F-04-12SA
Type
Knob, Meter Out
Tube
12 mm
Valve Body Size
1/2 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

SMC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SMC AS4201F-04-12SA is an elbow-style speed control valve from SMC, featuring a knob adjustment and a 1/2 in valve body size for 12 mm tubing. It is constructed from Brass/PBT and operates in a meter-out flow control mode.

Frequently Asked Questions

What is the SMC AS4201F-04-12SA speed control valve used for?

The SMC AS4201F-04-12SA is an elbow-style speed control valve used to regulate actuator speed in pneumatic systems. Its meter-out flow control mode is ideal for controlling exhaust air from cylinders, providing smooth and precise motion in industrial automation, packaging, and material handling applications.

What are the specifications of the SMC AS4201F-04-12SA?

The SMC AS4201F-04-12SA has a 1/2 in valve body size, accepts 12 mm tubing, and features a knob adjustment for meter-out flow control. It is constructed from brass and PBT. The manufacturer part number is AS4201F-04-12SA.

Where to buy the SMC AS4201F-04-12SA worldwide?

3G Electric supplies the SMC AS4201F-04-12SA speed control valve to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this genuine SMC pneumatic component.

How to install the SMC AS4201F-04-12SA speed control valve?

Install the SMC AS4201F-04-12SA by connecting the 12 mm tube to the push-in fitting and threading the 1/2 in valve body into the cylinder port. Adjust the knob to set the desired exhaust flow rate. Ensure the valve is oriented for meter-out control and check for leaks before operation.

Used in

Common applications for SMC
Automotive assembly — SMC ZP3 flat vacuum pads for handling small components in pick-and-place robots
Semiconductor manufacturing — SMC ZM series vacuum generators with needle valves for precise wafer handling
Food packaging — SMC AW-D series filter regulators for clean compressed air in pneumatic actuators
General industrial automation — SMC AS2211F speed control valves for regulating cylinder speeds in conveyor systems
Vacuum conveying — SMC ZH series box-type vacuum generators for material transport in packaging lines
Machine tool coolant systems — SMC ZF series in-line filters to protect vacuum ejectors from debris

SMC Products

3G Electric supplies SMC elbow-style speed control valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 10 mm Tube, Meter Out (MPN AS4201F-04-10SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 10 mm Tube, Meter Out (MPN AS4201F-04-10SA)
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 1/2 in Tube, Meter Out (MPN AS4201F-N04-13SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 1/2 in Tube, Meter Out (MPN AS4201F-N04-13SA)
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 3/8 in Tube, Meter Out (MPN AS4201F-N04-11SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 3/8 in Tube, Meter Out (MPN AS4201F-N04-11SA)
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 3/8 in Tube, Meter In (MPN AS4211F-N04-11SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 3/8 in Tube, Meter In (MPN AS4211F-N04-11SA)
SMC Speed Control Valve: Elbow Fitting, Knob, 1/4 in/1/8 in Valve Body Size, 10 mm Tube, Meter Out (MPN AS2201F-01-10SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Knob, 1/4 in/1/8 in Valve Body Size, 10 mm Tube, Meter Out (MPN AS2201F-01-10SA)
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 1/2 in Tube, Meter In (MPN AS4211F-N04-13SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Knob, 1/2 in Valve Body Size, 1/2 in Tube, Meter In (MPN AS4211F-N04-13SA)

More from SMC

View all SMC parts
SMC Speed Control Valve: Elbow Fitting, Screw, 1/4 in/1/8 in Valve Body Size, Meter Out, Brass/PBT (MPN AS2201F-02-04SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 1/4 in/1/8 in Valve Body Size, Meter Out, Brass/PBT (MPN AS2201F-02-04SA)
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 10 mm Push to Connect Tube (MPN AS3201F-03-10S)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 10 mm Push to Connect Tube (MPN AS3201F-03-10S)
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 5/16 in Push to Connect Tube (MPN AS3201F-N03-09S)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 5/16 in Push to Connect Tube (MPN AS3201F-N03-09S)
SMC Speed Control Valve: Elbow Fitting, Screw, 1/4 in/1/8 in Valve Body Size, 1/4 in Tube, Meter Out (MPN AS2201F-N01-07S)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 1/4 in/1/8 in Valve Body Size, 1/4 in Tube, Meter Out (MPN AS2201F-N01-07S)
SMC Speed Control Valve: Elbow Fitting, Screw, 1/2 in Valve Body Size, 3/8 in Tube, Meter In (MPN AS4211FG-N04-11S)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 1/2 in Valve Body Size, 3/8 in Tube, Meter In (MPN AS4211FG-N04-11S)
SMC Speed Control Valve: Elbow Fitting, Screw, 1/4 in/1/8 in Valve Body Size, 5/16 in Tube (MPN AS2201FG-N02-09SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 1/4 in/1/8 in Valve Body Size, 5/16 in Tube (MPN AS2201FG-N02-09SA)
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 5/16 in Tube, Meter In (MPN AS3211FG-N02-09S)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 5/16 in Tube, Meter In (MPN AS3211FG-N02-09S)
SMC Speed Control Valve: Elbow Fitting, Screw, 1/4 in/1/8 in Valve Body Size, 6 mm Threaded (MPN AS2201FG-01-06SA)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 1/4 in/1/8 in Valve Body Size, 6 mm Threaded (MPN AS2201FG-01-06SA)