Welcome to Lee Products
Innovation in Miniature
Since 1948, The Lee Company has pioneered the development of miniature, precision fluid control components for use throughout industry.
Markets served include aerospace, down-hole oil tools, machine tools, medical / scientific instrumentation and ink-jet printing.
Lee's unique capabilities in miniaturisation and engineering expertise keep the company at the forefront of fluid flow technology.
Lee Products maintains a sales force of graduate engineers who are ready to assist customers in solving fluid flow problems, and a significant amount of stock to ensure on-time deliveries.
Quality Assurance at Lee is a management commitment of the highest order. Lee Products Ltd. achieved accreditation to ISO9002 in 1999, ISO9001:2000 in 2003 and ISO9001:2008 in 2010 whilst The Lee Company was one of the first aerospace companies in USA to achieve accreditation to AS9000.
The Lee Company has subsidiary companies in France, Germany, Italy and Scandinavia, and is represented by agents and distributors throughout the world.
Visit our worldwide sites through our International Sales Offices page..
Product Information
Precision Microhydraulics
The Lee Company, for over 50 years the only authority in Microhydraulics. Components from less than 0.01 in up to 1.0 in diameter, and from 0.1 to 28 grams.
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Electrofluidic Systems
The first Electro-Fluidic Systems product, the Lee Interface Fluidic (LIF) solenoid valve was designed in the 1960's to meet demands for superior performance and reliability.
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Product Videos
The Lee Company Valve Group - Products and Capabilities
The Lee Company provides high pressure micro hydraulic components for aerospace, down hole oil tools, Formula One racing cars and industrial gas turbines. This short video provides an overview of the design, manufacturing and test capabilities of the two Lee valve groups. The Check Valve Group manufactures check valves, restrictor checks, flow controls and shuttle valves. The Relief Valve Group manufactures pressure relief valves, thermal relief valves, floserts, bypass valves and custom relief valves.
The Lee Company Plug and Solenoid Valve Group - Products and Capabilities
The Lee Company provides high pressure micro hydraulic components for aerospace, down hole oil tools, Formula One racing cars and industrial gas turbines. This short video provides an overview of the design, manufacturing and test capabilities of the Plug and Solenoid Valve Group which manufactures Lee Plugs, AFO plugs and Solenoid Valves.
The Lee Company - Lee Plugs
Lee Plug® expansion plugs seal fluid passages leak-tight, without the use of O-rings, threads, or sealants. It is simply the most successful method of sealing drilled holes in critical applications. Well over 100 million Lee Plugs have been used on aircraft, missiles, spacecraft, and other sophisticated hydraulic systems that require a permanent leak-tight seal.
Latest News
02/08/16 - New Product
The Lee Company’s new Pre-Assembled Aluminium Lee Plug combines ease of handling and installation with the proven reliability and performance of Lee expansion plugs.02/08/16 - New Product
The Lee Company’s new 2-way Piloting Solenoid Valve draws on the design elements of its ultra-compact and field proven 3-way valve and provides a simplified flow path for applications requiring only two ports.02/08/16 - Exhibition
Lee Products will be exhibititing at the 2008 Farnborough Air Show.02/02/16 - Product Development
Slots Versus Holes Improve Flow Through Safety Screens.26/01/16 - Exhibition
Lee Products will be exhibiting at Southern Manufacturing 2016.02/10/15 - New Product
The Lee Company's new Zero Leak Solenoid Valve extends the sealing performance of the field proven pilot¬ing solenoid valves.02/10/15 - New Product
The Lee Company's newest 250 Series Solenoid Valve combines the added porting flexibility of the Flange Mount 250 Series Solenoid Valve with the field proven coil from the Piloting Solenoid Valve.04/08/15 - New Product
The Lee Company’s ultra-miniature 2-port normally closed solenoid valve is now available in a magnetically latched design.25/06/15 - Application Story
Miniature VHS Solenoid Valves Play Significant Role in the Viability of 3D Bio-Printing of Human Cells.17/06/15 - New Product
The Lee Company’s new High Pressure 375 Pilot Operated Chek is the latest addition to Lee’s line of miniature check valves.17/06/15 - New Product
The Lee Company now offers a complete line of flange mount, HI-BAR® Safety Screens made entirely from PEEK (PolyEtherEtherKetone), a high performance engineering thermoplastic with excellent chemical resistance and superior mechanical properties.17/06/15 - New Product
The Lee Company now offers a complete line of flange mount, HI-BAR® Safety Screens made entirely of brass, per ASTM B16/B16M.16/04/15 - New Product
The new Boss Mount Strainers are the latest addition to Lee’s line of Safety Screens, offering coarse level filtration in a compact, low profile design..16/04/15 - New Product
The LFY2 Inert Solenoid Valve is the latest addition to Lee’s field proven Y-Valve product line.