Pneumatic Actuator – Quarter Turn

  • Rack and pinon design semi-rotary drive
  • Spring return and double acting versions
  • Namur accessory mounting
  • Bi-directional stroke adjustment bolts
  • Modular preloaded spring cartridges
  • -20°C to +80°C

Proval A210 Series pneumatic actuators are a compact design rack and pinion semi-rotary actuator. Suitable for many quarter turn applications, specifically designed for valve automation. Torque figures range from 9 to 9787 Nm are well suited to part-turn valves such as plug, ball and butterfly valves.

Branding with your company’s logo is available on request.

Our range of actuated valves can be found here.

General Product Information

Order CodeTypeOutput Torque @ 6 BAROrder CodeTypeOutput Torque @ 6 BAR 0degrees 12 Springs
SVDA-40Double Acting20SVSR-52Spring Return13.8
SVDA-52Double Acting24SVSR-63Spring Return27.3
SVDA-63Double Acting44SVSR-83Spring Return34.9
SVDA-75Double Acting60SVSR-75Spring Return56.1
SVDA-83Double Acting94SVSR-92Spring Return79.4
SVDA-92Double Acting136SVSR-105Spring Return122.5
SVDA-105Double Acting200SVSR-125Spring Return176
SVDA-125Double Acting301SVSR-140Spring Return307
SVDA-140Double Acting513SVSR-160Spring Return463
SVDA-160Double Acting798SVSR-190Spring Return797
SVDA-190Double Acting1277SVSR-210Spring Return936
SVDA-210Double Acting1596SVSR-240Spring Return1323
SVDA-240Double Acting2309SVSR-270Spring Return2167
SVDA-270Double Acting3510SVSR-300Spring Return2631
SVDA-300Double Acting4578SVSR-350Spring Return3726
SVDA-350Double Acting6854SVSR-400Spring Return6268
SVDA-400Double Acting9767

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The Southern Valve and Fitting Co Ltd makes no warranties, representations or undertakings about such content (including, without limitation, any as to its quality, accuracy, completeness or fitness for a particular purpose of such content). As a result, The Southern Valve and Fitting Co Ltd accepts no liability for the accuracy or completeness of the information contained in this publication or any of the websites or other documentation referenced within it. If you have any queries regarding the specifications of our products or any queries about the information in this publication, please contact

Specifications are subject to change without notice.

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