Worldwide Manufacturer of
Relays & Systems for Harsh Environments
FIRST is a leading global manufacturer of switching technologies designed specifically for harsh environments in many markets. With manufacturing locations in France and India, FIRST was created via the merger of well-known companies STPI, DEUTSCH RELAYS & REL.
FIRST SwitchTech, a world leading
manufacturer of switching technologies for harsh environments,
provides a complete range of hermetically sealed relays, function relays and airborne systems for aeronautics, space, military / defence and railways.
NEWS : June 19 / 25 - Le Bourget 2023 FIRST will be present at Paris Air Show Le Bourget Please visit us Hall 2B