or discover our switching solutions

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