Thermal
management
for a cooler,
cleaner world

And beyond

A better future through innovative thermal management solutions

Reaction Engines is at the forefront of technological innovation.

In the pursuit of net zero targets, we are pushing the boundaries of what is possible in propulsion systems and thermal management.

Our award-winning technology is lighter, smaller and more efficient – providing a step-change in performance across a range of industries including aerospace, defence and space, energy and motorsport.

Our markets

Aerospace

Cleaner, greener flight is within reach, thanks to our compact, lightweight, and efficient heat management solutions. 

Defence & Space

Technology that unlocks new ways of accessing space, and has a vital role to play in strategic defence. 

Motorsport

Lighter, smaller and more aerodynamic cooling solutions. Revolutionising how you manage heat from the track to the road.

Energy

By harnessing and repurposing waste heat, we can help make heavy industry and sustainable energy both cooler and cleaner. 

Microtube intercooler and radiator

Game-changing
products

From the racetrack to the skies and beyond, our revolutionary thermal management technology can help decarbonise markets including aerospace, motorsport, heavy industry, defence and space.

Award-winning
technologies

The latest awards we’ve picked up, in our pursuit of a better future.

Award-winning
technologies

Don't take our word for it. Take a look at the latest awards we've earned in our pursuit of a better future.

Start the conversation

Talk to us about a cooler, cleaner world – and how we can get there, faster.

Start the conversation

Talk to us about a cooler, cleaner world – and how we can get there, faster.