Defence - Global Engineering Solutions
Innovating Aerospace & Defence for a Safer Tomorrow
At Barnbrook Systems, we pride ourselves on our contributions to the Defence sector.
With a rich history of supporting national security, our engineering expertise ensures the safety, reliability, and performance of critical systems used by defence forces around the world. We work on a variety of defence projects, including cutting-edge technologies for submarines and military aircraft.
Barnbrook Systems Ltd offers a wide range of products specific to the requirements of the defence industry. These products are designed and manufactured to meet extreme environmental conditions including vibration, acceleration and shock.
Typically, our relay and circuit protection products are used in electrical power control systems, applications include gun control and air conditioning. We also design and manufacture solid state suppressed switching devices for communication requirements in vehicles.

Vanguard Class Submarines
Barnbrook Systems has played an integral role in enhancing the operational efficiency of Vanguard class submarines. We have developed advanced alarm modules through key prime contractors, ensuring that these submarines are equipped with reliable and secure systems. These alarm modules are vital for the safety and effective performance of these submarines, supporting national security objectives and maritime defence strategies.
Engine Control Systems for Legacy Jets
We also specialise in the repair and overhaul of engine control systems for legacy military jets, ensuring these aircraft continue to serve critical defence operations. Our work includes servicing iconic aircraft such as the Jaguar, Hawk, and Tornado jets, contributing to the readiness and capability of defence forces. By maintaining and upgrading these legacy systems, we help extend the life cycle of vital military assets.
Sea Harrier Indicator Technology
Barnbrook Systems is proud to have supported the Sea Harrier aircraft with cutting-edge indicator technology. This technology played an essential role in ensuring the operational efficiency of the Sea Harrier, a key asset in naval operations. Our innovations provide enhanced reliability and performance, supporting the continued success of this versatile aircraft.
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Supporting National Security
Barnbrook Systems remains committed to providing high-quality, secure, and reliable engineering solutions in the Defence sector. Whether through advanced alarm modules for submarines or vital repair services for legacy jets, our goal is to help defence forces stay prepared and equipped for the challenges of modern warfare. We are proud to contribute to national security and the safety of defence personnel worldwide.





