HEATING SOLUTIONS

Espar Hydronic Heaters

Espar Hydronic D5 coolant heater series offers affordable operation in preheating of engines, fuel, and hydraulic systems. The Hydronic heater also offers supplemental cab heating without idling the vehicle. The units operate similar to hot water furnaces, by utilizing the vehicle’s own fuel and power supply to produce heat. The heater then circulates coolant via a built in pump to transfer the heat to the engine block. Common applications include: trucks, off-highway equipment, boats, and buses. These units are easily installed and do not require electrical plug-ins.

  • Automatic heat regulation through multiple heat levels
  • Low fuel and power consumption
  • Eliminates electrical plug-ins
  • Provides instant heat and defrost, eliminating cold starts
  • Built-in self-diagnostics
  • EPA verified and CARB compliant for use anywhere in North America
  • Easy to install and maintain
Benefits
  • Automatic heat regulation through multiple heat levels
  • Low fuel and power consumption
  • Eliminates electrical plug-ins
  • Provides instant heat and defrost, eliminating cold starts
  • Built-in self-diagnostics
  • EPA verified and CARB compliant for use anywhere in North America
  • Easy to install and maintain
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