Welcome to Leach International
Supplier of Relays, Aircraft Switches, Contactors and more

Expanding beyond its long-established role as a relay supplier, Leach International now applies its design, engineering and manufacturing expertise to create solutions-oriented equipment for power distribution and control. These products, featuring quality Leach components housed in customer-selected assemblies, provide a new level of added-value service. Whether designing to a requirement, a specification or a replacement, or building to a print requirement, Leach can provide lower cost, lighter weight and more reliable solutions. Known for its design excellence and commitment to quality and reliability since 1919, Leach equipment and components are used on thousands of aerospace, military, rail, and high-end industrial applications worldwide in the most severe environments.