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
  
 Brand New with Factory Warranty   |   | Whale Seaward Water Heater Front Heat Exchanger, 11 Gallon, 120V, F1100
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward Water Heater Front/White Heat Exchanger, 11 Gallon, 120V, F1100W
  
 Brand New with Factory Warranty   |   | Whale Seaward Water Heater Front Heat Exchanger, 6 Gallon, 120V, F600
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward Water Heater Front/White Heat Exchanger, 6 Gallon, 120V, F600W
  
 Brand New with Factory Warranty   |   | Whale Seaward Water Heater Rear Heat Exchanger, 11 Gallon, 120V, S1100
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward Water Heater Rear/White Heat Exchanger, 11 Gallon, 120V, S1100W
  
 Brand New with Factory Warranty   |   | Whale Seaward Water Heater Rear Heat Exchanger, 6 Gallon, 120V, S600
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward Water Heater Rear/White Heat Exchanger, 6 Gallon, 120V, S600W
  
 Brand New with Factory Warranty   |   | Whale Seaward Water Heater Front Heat Exchanger, Stainless Steel, 6 Gallon, 120V, F700
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward 6 Gallon Hot Water Heater with Rear Heat Exchanger Stainless Steel Exterior, 120V, S700
  
 Brand New with Factory Warranty   |   | Whale Seaward 11 Gal Hot Water Heater with Rear Heat Exchanger Stainless Steel, 120V, S1200
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward 3 Gallon Hot Water Heater White Epoxy, 12V, S360EW
  
 Brand New with Factory Warranty   |   | Whale Seaward 6 Gallon Hot Water Heater - White Epoxy - 120V S600EW
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward 6 Gallon Hot Water Heater - Stainless Steel - 120V S700E
  
 Brand New with Factory Warranty   |   | Whale Seaward 6 Gallon Hot Water Heater with Front Heat Exchange - Galvanized Steel - 240V - 1500W, F650
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward 3 Gallon Hot Water Heater - White Epoxy - 120V - 1500W, S300EW
  
 Brand New with Factory Warranty   |   | Whale Seaward 3 Gallon Hot Water Heater with Side Heat Exchanger - White Epoxy - 120V - 1500W, S300W
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward 6 Gallon Hot Water Heater with Rear Heat Exchanger - Galvanized Steel - 240V - 1500W, S650
  
 Brand New with Factory Warranty   |   | Whale Seaward 11 Gallon Hot Water Heater - Stainless Steel - 120V - 1500W, S1200E
  
 Brand New with Factory Warranty   |    |    |    |   |   |  Whale Seaward 11 Gallon Hot Water Heater with Front Heat Exchanger - Galvanized Steel - 240V - 1500W, F1150
  
 Brand New with Factory Warranty   |   | Whale Seaward 11 Gallon Hot Water Heater with Rear Heat Exchanger - Stainless Steel - 240V - 1500W, S1250
  
 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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