Whale Seaward Water Heater
Seaward Products
is a major manufacturer of
marine water heaters. All heaters feature aluminum hold down brackets, dual
wall heat exchangers, ignition protection, and your choice of marine galvanized
or stainless steel exteriors. Available capacities are: 3, 6, 11, 20, and 28
gallon models, horizontal or vertical. All models are available without heat
exchangers.
All Seaward water heaters are made
in America by American workers. Don't be fooled... there is a difference!
Please call Factory at (616) 897-2301 for
Technical Support
Click here for detailed info for the spec's and Size
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 |  |  |  | Whale Seaward Water Heater Front Heat Exchanger, Stainless Steel Case, 11 Gallon, 120V, F1200
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Brand New with Factory Warranty  |  | Whale Seaward Water Heater Front Heat Exchanger, 11 Gallon, 120V, F1100
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward Water Heater Front/White Heat Exchanger, 11 Gallon, 120V, F1100W
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Brand New with Factory Warranty  |  | Whale Seaward Water Heater Front Heat Exchanger, 6 Gallon, 120V, F600
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward Water Heater Front/White Heat Exchanger, 6 Gallon, 120V, F600W
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Brand New with Factory Warranty  |  | Whale Seaward Water Heater Rear Heat Exchanger, 11 Gallon, 120V, S1100
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward Water Heater Rear/White Heat Exchanger, 11 Gallon, 120V, S1100W
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Brand New with Factory Warranty  |  | Whale Seaward Water Heater Rear Heat Exchanger, 6 Gallon, 120V, S600
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward Water Heater Rear/White Heat Exchanger, 6 Gallon, 120V, S600W
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Brand New with Factory Warranty  |  | Whale Seaward Water Heater Front Heat Exchanger, Stainless Steel, 6 Gallon, 120V, F700
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward 6 Gallon Hot Water Heater with Rear Heat Exchanger Stainless Steel Exterior, 120V, S700
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Brand New with Factory Warranty  |  | Whale Seaward 11 Gal Hot Water Heater with Rear Heat Exchanger Stainless Steel, 120V, S1200
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward 3 Gallon Hot Water Heater White Epoxy, 12V, S360EW
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Brand New with Factory Warranty  |  | Whale Seaward 6 Gallon Hot Water Heater - White Epoxy - 120V S600EW
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward 6 Gallon Hot Water Heater - Stainless Steel - 120V S700E
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Brand New with Factory Warranty  |  | Whale Seaward 6 Gallon Hot Water Heater with Front Heat Exchange - Galvanized Steel - 240V - 1500W, F650
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward 3 Gallon Hot Water Heater - White Epoxy - 120V - 1500W, S300EW
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Brand New with Factory Warranty  |  | Whale Seaward 3 Gallon Hot Water Heater with Side Heat Exchanger - White Epoxy - 120V - 1500W, S300W
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward 6 Gallon Hot Water Heater with Rear Heat Exchanger - Galvanized Steel - 240V - 1500W, S650
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Brand New with Factory Warranty  |  | Whale Seaward 11 Gallon Hot Water Heater - Stainless Steel - 120V - 1500W, S1200E
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Brand New with Factory Warranty  |  |  |  |  |  | Whale Seaward 11 Gallon Hot Water Heater with Front Heat Exchanger - Galvanized Steel - 240V - 1500W, F1150
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Brand New with Factory Warranty  |  | Whale Seaward 11 Gallon Hot Water Heater with Rear Heat Exchanger - Stainless Steel - 240V - 1500W, S1250
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Brand New with Factory Warranty  |  |
Frequently Asked Questions
Can engine coolant lines be used to heat the water?
Model depending, coolant
and/or mains voltage can be used to heat the water.
Is a model able to heat off a 12V supply available?
Are these heaters available in Europe?
Only the 12V model, S360Ew,
is available to buy in Europe/UK.
Should I fit an anode?
If the water supply has high
levels of salinity, a magnesium anode should be fitted.
What size circuit-breaker should be used?
120V requires 15A circuit
breaker, 240V requires 10A dual breaker.
Do Whale manufacture a thermostatic mixing valve?
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