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Hydronic D5S

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Not available for online ordering. Please call 206-548-1306 with any questions or to place an order.

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Product Description

Espar's Hydronic D5 independent auxiliary coolant heaters offer affordable pre-heating and supplemental heating solutions for many applications, including marine. Their compact size enable a simple installation and eliminates the need for electrical plug-ins. The Hydronic 5 can supply supplemental heat in almost any application needing auxiliary heat.

Produces up to 17,100 btu/hr of heat output at 4.2 amps.


Use the guide below to help you determine what heater you need for your boat.





Technical Spec Sheet

Please note that we are only able to sell Espar units and parts for marine applications to WA, OR, ID, MT, WY, AK and British Columbia.

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