Heating and cooling your
zero-emission journey

1978 – 2024

Thermal management systems for the zero-emission applications of today and tomorrow

Whether you are hauling goods across the world, storing renewable energy off the grid or transporting passengers to new destinations, Grayson Thermal Systems is here to make a net-zero tomorrow a reality.

We design, test, manufacture, supply, and service innovative thermal management systems for OEMs across the world in the bus and coach, commercial vehicle, defence, off-highway, rail, special vehicle, and stationary power sectors.

For over 45 years, we have worked closely with leading manufacturers and fleet operators to meet their thermal management and HVAC needs, delivering advanced solutions that perform even in the most extreme conditions.

Discover how a dedication to innovation, precision engineering, collaboration and customer service is helping to create the next generation of zero-emission applications for today and tomorrow.

Thermal management systems for your vehicles and machinery

From efficient heat pumps for the next generation of zero-emission vehicles to cooling modules, we have solutions ready to support your project today.

Check our comprehensive range of field tested and proven thermal management systems, ready to deliver high-performance heating and cooling for your application today. Or, contact us to discuss a solution built specifically to meet your exact needs.

Featured products

From precise battery temperature regulation to complete vehicle thermal management systems, our solutions can help maximise the performance of zero-emission applications ensuring they remain competitive, today and tomorrow

Aftermarket services

Supporting your business is at the heart of ours.

We understand the challenges faced by bus and coach operators, the need to respond rapidly, and the importance of working together to minimise downtime and costly VORs.

From quickly supplying the genuine spare parts you need today, to servicing and maintaining your bus’s system so they are ready for tomorrow, our dedicated Aftermarket division is ready to help.

We have the logistical capabilities and technical expertise to support bus operators. We are also responsible for managing the heating and air conditioning service schedules for the UK largest bus and coach operators.

Discover how we can help support your fleet operations today.

Contact us

Looking for more information about our thermal management products, aftermarket parts and servicing, or need technical support from one of our expert engineers? Complete the form below and we will respond as soon as possible.

Thermal management product enquiry
If you’re interested in Grayson’s thermal management solutions for your application, please fill out the form below, and one of our team members will get in touch with you soon.

Technical support enquiry
Do you have a technical support query? Fill out the form and one of our thermal experts will respond to you soon.

Aftermarket parts and servicing enquiry

If you are interested in Grayson’s heating and cooling spare parts or fleet maintenance and servicing, complete the form below and a member of our Aftermarket team will be in touch.

All the Latest News

Stay up to date with the latest news, advice and useful thermal management information from Grayson Thermal Systems.

Accreditation

Newsletter

Subscribe to the newsletter to receive updates