--- title: Cowan Dynamics Blog | Cowan Dynamics --- 855-341-3415 [info@cowandynamics.com](mailto:info@cowandynamics.com) - [Twitter](https://twitter.com/cowandynamics) - [RSS](http://cowandynamics.com/news/) - [YouTube](https://www.youtube.com/channel/UCwnpyv4OLZbpkH7WS9FcODQ) - [LinkedIn](https://www.linkedin.com/company/cowan-dynamics) [![Cowan](https://blog.cowandynamics.com/hs-fs/hubfs/Cowan_Dynamics_May2017/Images/Cowan-Logo.png?width=252&height=50&name=Cowan-Logo.png "Cowan-Logo")](http://www.cowandynamics.com/) - [Home](http://www.cowandynamics.com/) - [NFPA & Mill Type Cylinders](http://www.cowandynamics.com/nfpa-mill-type-cylinders/) - [Pneumatic 250psi NFPA](http://www.cowandynamics.com/250-psi-pneumatic-nfpa-cylinder/) - [Hydraulic 3000psi NFPA](http://www.cowandynamics.com/3000psi-nfpa-hydraulic-cylinder/) - [Hydraulic Medium Duty NFPA](http://www.cowandynamics.com/medium-duty-nfpa-hydraulic-cylinder/) - [Hydraulic 3000psi Servo Actuator](http://www.cowandynamics.com/3000psi-hydraulic-servo-cylinder/) - 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[Electro-Hydraulic Linear Valve Actuator](http://www.cowandynamics.com/electro-hydraulic-valve-actuator/) - [Rotary Valve Actuators](http://www.cowandynamics.com/rotary-valve-actuators/) - [Rack & Pinion Actuator](http://www.cowandynamics.com/rack-and-pinion-valve-actuator/) - [Pneumatic Rotary Actuator](http://www.cowandynamics.com/pneumatic-rotary-actuator/) - [Gas/Oil Rotary Actuator](http://www.cowandynamics.com/gas-oil-rotary-actuator/) - [Electro-Hydraulic Rotary Valve Actuator](http://www.cowandynamics.com/electro-hydraulic-rotary-valve-actuator/) - [Valve Automation Solutions](http://www.cowandynamics.com/automation-solutions/) - [Pneumatic Control Manifold](http://www.cowandynamics.com/pneumatic-control-manifold/) - [Air to Air Booster](http://www.cowandynamics.com/pneumatic-booster/) - [Air-Spring Fail-Safe Systems](http://www.cowandynamics.com/air-spring-fail-safe-systems/) - [Panel Solutions](http://www.cowandynamics.com/panel-solutions/) - [SIL 3](http://www.cowandynamics.com/sil-3/) - 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## Cowan Dynamics ![](https://blog.cowandynamics.com/hubfs/CowanFavicon-01.png) ### Recent Posts ## [API 6A Hydraulic Actuators](https://blog.cowandynamics.com/api-6a-hydraulic-actuator-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on Jul 5, 2018 11:25:00 AM - [Tweet](https://twitter.com/share)       [Read More](https://blog.cowandynamics.com/api-6a-hydraulic-actuator-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/api-6a-hydraulic-actuator-video#comments-listing) Topics: [Hydraulic Actuator](https://blog.cowandynamics.com/topic/hydraulic-actuator), [API 6A Hydraulic Actuator](https://blog.cowandynamics.com/topic/api-6a-hydraulic-actuator) ## [Pneumatic Mill-Type Cylinder](https://blog.cowandynamics.com/pneumatic-mill-type-cylinder-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on May 24, 2018 11:20:00 AM - [Tweet](https://twitter.com/share)     ##### **Continuous Service That is Made to Fit Any Application** [Read More](https://blog.cowandynamics.com/pneumatic-mill-type-cylinder-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/pneumatic-mill-type-cylinder-video#comments-listing) Topics: [Mill-Type](https://blog.cowandynamics.com/topic/mill-type), [Mill-Type Cylinders](https://blog.cowandynamics.com/topic/mill-type-cylinders), [Pneumatic Cylinders](https://blog.cowandynamics.com/topic/pneumatic-cylinders) ## [Self-Contained Electro-Hydraulic Rotary Valve Actuator](https://blog.cowandynamics.com/self-contained-electro-hydraulic-rotary-valve-actuator-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on May 1, 2018 11:33:00 AM - [Tweet](https://twitter.com/share)     ### Compact Self-Contained Electro-Hydraulic Rotary Actuator [Read More](https://blog.cowandynamics.com/self-contained-electro-hydraulic-rotary-valve-actuator-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/self-contained-electro-hydraulic-rotary-valve-actuator-video#comments-listing) Topics: [Hydraulic Actuator](https://blog.cowandynamics.com/topic/hydraulic-actuator), [Hydraulic Actuators](https://blog.cowandynamics.com/topic/hydraulic-actuators), [Electro-Hydraulic Actuator](https://blog.cowandynamics.com/topic/electro-hydraulic-actuator), [Rotary Actuators](https://blog.cowandynamics.com/topic/rotary-actuators) ## [Custom Control Panels and Systems](https://blog.cowandynamics.com/custom-control-panel-solutions-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on Apr 20, 2018 11:17:00 AM - [Tweet](https://twitter.com/share)     From small simple local control panels to large multi-cabinet PLC based systems, custom control panels are engineered and designed based on the logic provided by the end user. [Read More](https://blog.cowandynamics.com/custom-control-panel-solutions-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/custom-control-panel-solutions-video#comments-listing) Topics: [Actuator Control](https://blog.cowandynamics.com/topic/actuator-control), [Custom Control Panels](https://blog.cowandynamics.com/topic/custom-control-panels) ## [Spring-Return Pneumatic Valve Actuator](https://blog.cowandynamics.com/spring-return-pneumatic-valve-actuator-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on Apr 12, 2018 11:26:00 AM - [Tweet](https://twitter.com/share)       Looking for Fail-Safe for your linear valve?  Check out our Spring-Return Pneumatic Valve Actuator.  SIL-3 capable with thrusts up to 72,000 lbs.  Available in single-stage and tandem configurations. [Read More](https://blog.cowandynamics.com/spring-return-pneumatic-valve-actuator-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/spring-return-pneumatic-valve-actuator-video#comments-listing) Topics: [Valve Actuators](https://blog.cowandynamics.com/topic/valve-actuators), [Pneumatic Actuators](https://blog.cowandynamics.com/topic/pneumatic-actuators), [Spring-Return](https://blog.cowandynamics.com/topic/spring-return), [Linear Valve Actuators](https://blog.cowandynamics.com/topic/linear-valve-actuators) ## [Hydraulic 3000psi Servo Actuator](https://blog.cowandynamics.com/hydraulic-3000psi-servo-actuator-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on Mar 22, 2018 11:20:00 AM - [Tweet](https://twitter.com/share)     **Hydraulic 3000psi Servo Actuator** Unparalleled control for quick accurate positioning.   [Read More](https://blog.cowandynamics.com/hydraulic-3000psi-servo-actuator-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/hydraulic-3000psi-servo-actuator-video#comments-listing) Topics: [Hydraulic Actuator](https://blog.cowandynamics.com/topic/hydraulic-actuator), [Hydraulic Actuators](https://blog.cowandynamics.com/topic/hydraulic-actuators), [Servo Actuator](https://blog.cowandynamics.com/topic/servo-actuator) ## [Pneumatic Rotary Actuator](https://blog.cowandynamics.com/pneumatic-rotary-actuator-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on Mar 16, 2018 12:59:12 PM - [Tweet](https://twitter.com/share)     **Heavy Duty Rotary Valve Actuator** Comes in Double-Acting and Fail-Safe Modes. [Read More](https://blog.cowandynamics.com/pneumatic-rotary-actuator-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/pneumatic-rotary-actuator-video#comments-listing) Topics: [Pneumatic Actuators](https://blog.cowandynamics.com/topic/pneumatic-actuators), [Rotary Actuators](https://blog.cowandynamics.com/topic/rotary-actuators) ## [Double-Acting Hydraulic Valve Actuator](https://blog.cowandynamics.com/double-acting-hydraulic-valve-actuator-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on Mar 2, 2018 11:45:00 AM - [Tweet](https://twitter.com/share)     The double-acting hydraulic valve actuator is designed to suit a wide range of applications; from commodity to severe-service extremes. With a pressure rating of 3000psi, a bore size of 1 1/2" to 24", and many different additional options, it can be customized to fit customer specific applications. [Read More](https://blog.cowandynamics.com/double-acting-hydraulic-valve-actuator-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/double-acting-hydraulic-valve-actuator-video#comments-listing) ## [Air-Spring Fail-Safe System](https://blog.cowandynamics.com/air-spring-fail-safe-system-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on Feb 22, 2018 11:23:00 AM - [Tweet](https://twitter.com/share)      Safe. Effective. Reliable. [Read More](https://blog.cowandynamics.com/air-spring-fail-safe-system-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/air-spring-fail-safe-system-video#comments-listing) Topics: [Valve Automation](https://blog.cowandynamics.com/topic/valve-automation), [FCS Series](https://blog.cowandynamics.com/topic/fcs-series), [Fail-Safe System](https://blog.cowandynamics.com/topic/fail-safe-system) ## [Control Valve Actuator](https://blog.cowandynamics.com/control-valve-actuator-video) Posted by [Cowan Dynamics](https://blog.cowandynamics.com/author/cowan-dynamics) on Feb 16, 2018 11:43:00 AM - [Tweet](https://twitter.com/share)   One powerful control valve with a self-contained transducer. Plug in the AT Series. [Read More](https://blog.cowandynamics.com/control-valve-actuator-video) 0 Comments [Click here to read/write comments](https://blog.cowandynamics.com/control-valve-actuator-video#comments-listing) Topics: [Valve Actuators](https://blog.cowandynamics.com/topic/valve-actuators), [Pneumatic Actuators](https://blog.cowandynamics.com/topic/pneumatic-actuators), [AT Series](https://blog.cowandynamics.com/topic/at-series), [Linear Valve Actuators](https://blog.cowandynamics.com/topic/linear-valve-actuators) [All posts](https://blog.cowandynamics.com/all) [Next](https://blog.cowandynamics.com/author/cowan-dynamics/page/2) ## Actuation Solutions and Systems #### For the World's Most Challenging Environments Cowan has built an international reputation on the quality of our products and their performance for the world's most challenging environments.  Don’t miss out. Subscribe to our email updates. - Learn more about what we offer - Hear about new Cowan products - Stay up-to-date with our news and special offers Join Now!You can edit your subscription easily at anytime. ### Subscribe to Email Updates ### Recent Posts ### Posts by Topic - [Valve Automation (7)](https://blog.cowandynamics.com/topic/valve-automation) - [Valve Actuators (6)](https://blog.cowandynamics.com/topic/valve-actuators) - [Pneumatic Actuators (5)](https://blog.cowandynamics.com/topic/pneumatic-actuators) - [Actuator Control (4)](https://blog.cowandynamics.com/topic/actuator-control) - [Hydraulic Actuator (4)](https://blog.cowandynamics.com/topic/hydraulic-actuator) - [Linear Valve Actuators (4)](https://blog.cowandynamics.com/topic/linear-valve-actuators) - [Rotary Actuators (4)](https://blog.cowandynamics.com/topic/rotary-actuators) - [AT Series (3)](https://blog.cowandynamics.com/topic/at-series) - [Mill-Type Cylinders (3)](https://blog.cowandynamics.com/topic/mill-type-cylinders) - [NFPA Cylinders (3)](https://blog.cowandynamics.com/topic/nfpa-cylinders) - [A2A Series (2)](https://blog.cowandynamics.com/topic/a2a-series) - [Arctic Service (2)](https://blog.cowandynamics.com/topic/arctic-service) - [Electro-Hydraulic Actuator (2)](https://blog.cowandynamics.com/topic/electro-hydraulic-actuator) - [FCS Series (2)](https://blog.cowandynamics.com/topic/fcs-series) - [Fail-Safe System (2)](https://blog.cowandynamics.com/topic/fail-safe-system) - [Hydraulic Actuators (2)](https://blog.cowandynamics.com/topic/hydraulic-actuators) - [Hydraulic Cylinder (2)](https://blog.cowandynamics.com/topic/hydraulic-cylinder) - [ML Series (2)](https://blog.cowandynamics.com/topic/ml-series) - [Mill-Type (2)](https://blog.cowandynamics.com/topic/mill-type) - [Pneumatic Cylinders (2)](https://blog.cowandynamics.com/topic/pneumatic-cylinders) - [Spring-Return (2)](https://blog.cowandynamics.com/topic/spring-return) - [API 6A Hydraulic Actuator (1)](https://blog.cowandynamics.com/topic/api-6a-hydraulic-actuator) - [Custom Control Panels (1)](https://blog.cowandynamics.com/topic/custom-control-panels) - [Dart Valve (1)](https://blog.cowandynamics.com/topic/dart-valve) - [Diaphragm Actuators (1)](https://blog.cowandynamics.com/topic/diaphragm-actuators) - [Double-Acting (1)](https://blog.cowandynamics.com/topic/double-acting) - [E2H Actuator (1)](https://blog.cowandynamics.com/topic/e2h-actuator) - [Flotation (1)](https://blog.cowandynamics.com/topic/flotation) - [MS Series (1)](https://blog.cowandynamics.com/topic/ms-series) - [P Series (1)](https://blog.cowandynamics.com/topic/p-series) - [SIL 3 (1)](https://blog.cowandynamics.com/topic/sil-3) - [Sensors (1)](https://blog.cowandynamics.com/topic/sensors) - [Servo Actuator (1)](https://blog.cowandynamics.com/topic/servo-actuator) see all ![VMA-LogoWhite](https://blog.cowandynamics.com/hs-fs/hubfs/Cowan_Dynamics_May2017/Images/VMA-LogoWhite.png?width=100&height=46&name=VMA-LogoWhite.png "VMA-LogoWhite") ![ISO_9001_NEW](https://blog.cowandynamics.com/hs-fs/hubfs/Cowan_Dynamics_May2017/Images/ISO_9001_NEW1.png?width=76&height=170&name=ISO_9001_NEW1.png "ISO_9001_NEW") ### Head Office & Manufacturing 6194 Notre Dame Avenue West Montreal, Quebec Canada, H4C 1V4 514-341-3415 Toll Free: 855-341-3415 Fax: 514-341-0249 ### Ontario Office 211 Watline Ave, S.205, Mississauga, Ontario Canada L4Z 1P3 905-829-2910 Fax: 905-829-4593 - 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