Heat Pump

LH-Series

Products

LH-Series: Hot Water Heat Pump for Cabin Heating

The LH-Series is Grayson’s range of liquid heat pumps designed to generate hot water for efficient cabin heating in heavy electric vehicles. Delivering high heating output with low energy consumption, the series provides a proven alternative to conventional electric water heaters in cold climates.

ultra-efficient hot water heating

About Our LH-Series

Developed for battery-electric vehicle applications, the LH-Series supplies stable hot water for driver and passenger heating across challenging ambient conditions. Using high-efficiency heat pump technology and intelligent control, the series reduces energy demand while maintaining reliable thermal comfort and system performance.
Our Capabilities

Configured to Your Specifications

Alongside validated LH-Series catalogue systems, Grayson offers full engineering, testing and manufacturing capability to configure or develop bespoke heat pump solutions aligned to vehicle architecture, performance targets and integration requirements. Learn More

Contact Us

Have a heating requirement or integration question for your application's HVAC?

Our thermal experts are happy to support with data, models and system guidance.

Enquire About Our LH-Series Heat Pump Today

More Heat Pump Ranges

Grayson’s heat pump range also includes solutions designed specifically for direct driver cabin climate control applications.

Discover More About Grayson

With more than 40 years of experience, Grayson Thermal Systems has delivered dependable heating and cooling solutions to vehicle sectors across the globe. Our expertise supports efficient operation and long-term system performance.