Solution Category: Fully Integrated Solutions

Fully Integrated Solutions

Explore Calatherm’s fully integrated Auxiliary Power Unit (APU) solutions, engineered for internal combustion engine (ICE) vehicles requiring reliable power generation, heating and cooling in a single self-contained system.

Solution Category: Fully Integrated Solutions

Power Generation (APU1)

Power Generation (APU1) is engineered to deliver reliable power generation, hydraulic output and auxiliary air conditioning (A/C). This modular, self-contained system combines three co-generating brushless alternators with an integrated cooling pack for high power output. The unit is capable of sustained operation up to +49°C ambient.

Solution Category: Fully Integrated Solutions

Power & Cooling (APU2)

The Calatherm APU 2 is a self-contained auxiliary power unit designed to provide independent vehicle electrical power and auxiliary (A/C) cooling for specialist vehicle applications, when the main engine is not in use. Combining a high-output AC generator with a high-capacity air cooling system in a lightweight aluminium frame. This APU keeps onboard equipment powered and maintains operator environment, even in extreme ambient temperatures. Its modular, rugged design makes it simple to integrate and maintain across a wide range of vehicle platforms, while helping to reduce vehicle idling during extended operation.

Solution Category: Fully Integrated Solutions

Power, Heating & Cooling (APU4)

The Calatherm APU 4 is an EU Stage V compliant diesel auxiliary power unit that generates DC electrical power for onboard equipment and supports Automatic Temperature Control (ATC) with both heating and cooling when paired with a remote mounted HVAC unit (s). Its modular, serviceable design makes installation and maintenance simple, while cutting engine idle time, fuel consumption and engine wear on specialist vehicles.

Product Advantages

Customised Solutions

Bespoke systems designed, built and supplied to suit customer specific requirements, from standalone APUs to fully integrated power and thermal solutions.

Modular System Design

Configurable architecture supports straightforward installation, servicing and long-term maintenance.

Proven Component Architecture

Built using established and where possible Commercially Off The Shelf (COTS) components, from trusted suppliers, maximising reliability across demanding vehicle platforms.

Get in touch

Have any questions about our products, services, or how we can support your thermal management needs? Get in touch with our team today, and we'll be happy to assist you.