Integrated, intelligent thermal management for electric applications

Complete Thermal Management System (CTMS)

Products

CTMS Range: Smart, Multi-Functional Thermal Control for BEV and FCEV Platforms

Grayson’s Complete Thermal Management Systems (CTMS) integrate HVAC, battery thermal management and power electronics cooling into a single intelligent solution. Designed for electrified platforms, CTMS reduces system complexity while optimising efficiency, performance and control across the entire vehicle thermal architecture.

All Thermal Functions. One Complete Module.

About Our CTMS Range

Modern electric vehicles demand tightly integrated thermal control to balance efficiency, performance and range. Grayson’s CTMS range replaces multiple standalone systems with a unified architecture, dynamically managing energy flows between cabin, battery and powertrain. Multiple series support different vehicle layouts and duty cycles.
Tailored to your platform

Configurable as Standard

Grayson’s CTMS range is configurable as standard, allowing OEMs to tailor functions, capacities and layouts from a common platform. This approach reduces integration risk, avoids costly redesigns and enables application-specific optimisation without compromising validation, reliability or lifecycle support. Learn More

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Are you looking for an ultra-efficient climate control solution for drivers and passengers?

Contact our heat pump specialists to discuss efficiency targets, integration requirements or selecting the right system for your platform.

Enquire About Our CTMS Range

Discover More About Grayson

With a legacy of over 40 years, Grayson Thermal Systems supplies dependable heating and cooling solutions to vehicle markets around the world, supporting efficient and reliable operation.