Our Projects

Field Switchboards and Field Telephones

Four Systems together with ELNO is continually supplying and supporting the Ministry of Defense and Aviation of the Saudi Government with their reliable Field Switchboards and Field Telephone equipment's. The latest being the delivery of several units of the new Digital Switchboard version for both digital and analog subscribers.

Tactical Electronic Systems

In partnership with Rohde & Schwarz, Four Systems signed a contract with the Ministry of Defense and Aviation for the supply and delivery of tactical electronic systems and spare parts. It also includes a training course for the concerned personnel.

MRS 5000 System

Together with TC Connect, Four Systems has signed several contracts up to the present with the Royal Saudi Air Defense for the supply and support of MRS 5000 System that includes Base and Relay Stations, Radio Exchange and Hand-held Radios.

SINCGARS (Single Channel Ground and Airborne Radio Systems)

A VHF-FM Jam resistant radio, for forward area battlefield communication. The radios were used in Desert Storm and received many accolades for its reliability and performance. This project is implemented together with Four Systems partner ITT Defense (ITT Industries Aerospace/ Communications Division (A/CD) - a world leader in the design, development and production of mobile tactical communications and remote sensing systems for weather satellites.


This project was implemented within the Ministry of Defense and Aviation of the Kingdom of Saudi Arabia together with ALCATEL (Telecommunication Field and Defense Communications Networks). It consisted of Fiber Optics and a Satellite System

KFCA (King Fahad Causeway Authority)

Four Systems together with CS (Communications & Systems Group) signed a contract with the King Fahad Causeway Authority for upgrading their system that include Toll Collection System Renovation, Emergency Roadside Telephone and Pneumatic Fund Transfer. This project is ongoing up to the present.