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Precision MicrohydraulicsElectro-Fluidic Systems

The Lee Company is a leading supplier of miniature, precision fluid control products to a wide range of industries including aerospace, formula 1 racing, oil exploration, automotive and off-highway equipment and medical/scientific instruments.

Lee Company products are recognized worldwide for superior quality, reliability and performance. Lee's unique capabilities in miniaturization and engineering expertise keep the company at the forefront of fluid control technology and identify Lee as a leading innovator in the field of fluid handling and control.

Founded in 1948, The Lee Company now has over one million sq. ft. of modern manufacturing and office space at four sites in Westbrook and Essex, Connecticut, and employs over 1,000 people.

The Lee Advantage:

  • Complete line of fluid control products
  • Worlwide technical support
  • Superior quality, reliability and performance
  • Over 70 years of experience

Product Groups

Lee is organized into five product groups or "cells." Each product group is comprised of its own engineering, manufacturing, and sales teams working together to provide better service and products. Quicker responses and deliveries, higher quality, lower costs and product innovations to better solve our customers' problems are direct benefits of this approach.

The three "aerospace" product groups supply Lee Plugs, solenoid valves, single and multi-orifice restrictors, nozzles, safety screens, check valves, relief valves, flow controls and shuttle valves to a wide range of industries. These include hydraulic and pneumatic applications on commercial and military aircraft, spacecraft, missiles, naval vessels, machine tools, downhole oil tools, power generation equipment, race cars, etc.

The Electro-Fluidic Systems (EFS) group produces miniature fluid control components such as solenoid valves, inert fluid handling components, ink jet printing nozzles, pumps, and manifold systems primarily for scientific and medical instrumentation, and ink jet printing applications.

Industries Served

  • Commercial aircraft
  • Military aerospace
  • Oil exploration / production
  • Formula 1 race cars
  • In-vitro diagnostics
  • Respiratory care
  • Therapeutic care
  • Drug discovery
  • Environmental monitoring

Product Catalog

Technical Articles

An Engineer's Guide to Selecting a Flow Restrictor (Valves) A flow restrictor is any device that restricts or limits the flow of a fluid—generally a liquid or a gas. Such devices may also be referred to as flow limiters. Calibrated orifices are one... (View Full Article)
Key Considerations for Selecting a Medical Pump (Pumps) Newcomers to medical device design may think that pressure and flow rate are sufficient parameters to consider when it comes to selecting a pump. While this may be the case in some industrial... (View Full Article)