Compact Valve Actuators | Top Line SRS 50 Pneumatic Valve Actuator

Compact, Valve Actuators, Top Line, York Fluid ControlsThe Top Line compact pneumatic actuator is highly suited for today’s modern space-saving environment within the high purity industry. Simplicity of design and robust structure ensures long service life and economical operation. Molded from a high performance polymer to withstand the rigors of cleaning and sterilization temperatures, this lightweight actuator has no corrosive components exposed to atmosphere. All internal and external components are corrosion resistant. In-line retrofitting is easily achieved without the use of special tooling. Many accessory options are offered to suit any control application including proximity and mechanical switches, positioners, and limit stops. Available in size ranging from 1/4” to 4”. 100% BPE Compliant and full material traceability.


  • Compact / Lightweight: space-saving. Ease of installation and maintenance and mounts without additional support.

  • Fully Sealed: prevents contaminants from entering the housing while minimizing the risk of leakage between chambers.

  • Durability: longer life expectancy. Higher cycle performance.

  • Air Connections: perpendicular to piping system. 1/8'' BSP thread (Compact valves), 1/4'' BSP thread (Standard size valves).

  • Visual Indicator: identifies valve position.

  • Material of construction: molded from a high performance polymer capable of withstanding elevated temperatures common to cleaning protocols.

  • Accessories: stroke limiter, electropneumatic 4-20MA positioner, Mechanical switch package, proximity switch package.

  • Integral Weep hole - standard 3/32” diameter weep hole for diaphragm failure indication

  • 100% BPE Compliant

  • Full material traceability

Top-Flo® Hygienic Diaphragm Valves

York Fluid Controls Limited, York, Fluid, Controls, Limited

Liquid Handling Equipment Specialists Since 1960

About Us

Established in 1960, York Fluid Controls Limited is a leading stocking distributor of fluid transfer and process pumps, positive displacement and centrifugal pumps, liquid filtration, valves, mixers and tanks. York offers an extensive range of services, including a complete repair and test centre, an engineering department, custom fabrication, and a machine and assembly shop. York serves organizations of all sizes and from all industries, throughout Canada. Reliability, service excellence, a desire to solve customers' problems and the highest ethical standards underpin this family-owned company and all that it does. Learn More


Our Products

York Fluid Controls has a wide variety of products for industry. Filtration Solutions, Industrial Mixers, Industrial Pumps, Industrial Valves, Power Units, Pulsation Dampeners, Sanitary Equipment, Sealing Products and Tank Container Systems from the world"s leading manufacturers

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York Fluid Controls Limited provides an indepth Directory of Industrial Pumps by both Pump Manufacturer and by Pump Type. We provide an Industrial Valve Directory of manufacturers and representatives. We offer a wide variety of products to meet your unique needs.

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