Aviation Activities
The Aerospace Industry requires the best technology
FIRST was founded on the basis of providing its customers with a wide range of hermetically sealed, high reliability relays and switching solutions for the most severe applications.
FIRST relays are manufactured, tested and screened to customer specifications and approved by various Aircraft manufacturers.
Our products are used in Electrical power supply, Power distribution, Flaps control, Landing gear controls, Fuel pump controls, De-Icing systems, Fly By Wire...
Aerospace Activities by FIRST
Our Relays are in accordance to customer specific requests, and to the relevant applicable standard specifications, such as MIL & MS specifications, ASNE (AIRBUS), BACR (BOEING), …
We provide a complete range of hermetically sealed relays for Aviation Application from 1 to 75 Amps.




Established in 1955 and historically positioned in the defense sector, FIRST continues to develop and adapt its product capabilities to ever-changing market demands.
Today, FIRST, with operations in France and India, supports several market sectors including Space, Commercial and Military Aeronautics, Industry & Railways.
FIRST is present in the Aerospace industry since 1960, through DEUTSCH RELAYS, REL & STPI, and is specifically dedicated to supplying high-reliability electromechanical relays for this market.
FIRST encourages the development of long lasting relationships with its customers, suppliers and employees in order to achieve reasonable, regular and sustainable growth for many years to come!
FIRST is ready to support you for your Aerospace projects.
DISPLAYING 0 PRODUCTS
Active filter(s)
Add filter
- MARKETS
- Aerospace
- Military / Defense
- Marine
- Railway
- Space
- Industry /Other
- PRODUCTS
- Non Latching Relays
- Latching Relays
- Sockets
- Application Notes
- Maintenance
- Timers
- CONTACT RATING
- 1A
- 2A
- 3A
- 5A
- 10A
- 15A
- 25A
- 50A
- 1A 72Vdc
- 3A 72Vdc
- 20mA 72Vdc
- 3A 110Vdc
- 15A 30Vdc
- 75A 28Vdc
- 50A 50Vdc
- 1A 28Vdc
- 1A 28Vdc 60mA
- CONTACT ARRANGEMENT
- 1PDT
- 2PDT
- 3PDT
- 4PDT
- 6PDT
- 1NO 1NC
- 2DPDT
- 3DPDT
- 3NO SPDT
- 2PDBDT
- 1NO + 1PDT
- 1PDBDT
- 3PDBDT
- 2PDT+1PDT
- 2NO 2NC
- 3NO 3NC
- 4PDT/RAILWAYS
- 1NO 1NC + 2PDT
- DPDT
- 1NO 1NC + 4PDT
- 2NO 2NC + 2PDT
- 4NO + 1NO 1NC
- 1NO 1 NC + 1PDT
- 6PDT/RAILWAYS
Loading, please wait ...