The POLAR HD Hydronic Heater is a 12 Volt diesel-fired coolant heater designed to easily install on any type of heavy duty equipment and provide space heating, hot water, engine preheat, and fluid heating during operations, overnight shut-downs, or any other extreme cold weather conditions.

The POLAR HD offers a modular design that allows for flexibility in installation, and can be used in a variety of off-road, on-road, oil, gas, and mining equipment applications.

The POLAR HD uses ITR’s patented low pressure, smokeless and odorless diesel burner to deliver 55,000 True Output™ BTU, augmented by two 120 VAC 1500 Watt electric elements, providing a total of 65,000 True Output™ BTU. The POLAR HD also has a passivated stainless steel tank and heavy duty automotive grade components, to ensure reliability under demanding conditions.

The POLAR HD offers the ability to heat up to five separate thermostatically control heating zones, and an engine waste heat management system to increase efficiency in the system. The POLAR HD also incorporates plug-and-play wiring for easy installation.