Industry Activities

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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 Nuclear Power Plant authorities.

Our products are used in various industries, everywhere reliability and safety are key. FIRST Relays are qualified to Level K3 (EDF) for use in Nuclear Power Plants, where vibration & radiation represent a harsh environment.

Power Plant Relays & Systems by FIRST

Our Relays are in accordance to customer’s specific requests, and to the relevant applicable standard specifications, such as K3 level for EDF...

We provide a complete range of hermetically sealed relays for power plant from 1 to 50 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 Applications, Commercial Aviation and Defense aeronautic, Industry & Rail.

FIRST, is present in the Energy industry for many years, and is dedicated to supplying safety & high-reliability electromechanical relays, PC boards & Relays panels, and sub assemblies according to NF-F-62002 & RCC-E.

FIRST with its own design engineering team, proposes innovative solutions with a large range of temperature, low consumption, electronic devices and safety equipment according to customer specifications. The qualification to the highest standards and the our involvement in the major Energy programs show the trust of the Energy Experts Community in our products and in our capacity to develop, manufacture, and deliver high reliability relays & solutions.

FIRST is ready to support your Energy & Industrial projects.

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STPI DRI REL Aerospace Military / Defense Marine Railway Space Industry /Other Non Latching Relays Latching Relays Sockets Application Notes Maintenance Timers Time Delay Relays Solid State Timer 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 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 MIL CECC SCC ASNE RAILWAY - SNCF - RATP - NFF 62002

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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

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Rail activities

by FIRST SwitchTech

A strong technical engineering team and a full understanding of the nuclear and energy market has allowed FIRST to become a leading resource for new programs and adaptations to old systems. FIRST can develop & manufacture wiring panels, PCB panels, racks assembles and systems adapted to your requirements.

Our other relays & systems applications include:

aviation defense Rail space