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  • Capacity: 4.2 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 15.75" L x 7.25" D x 23.25" W, Ext: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Isotemp Water Heaters General Features:
All Isotemp water heaters use two thermostats: a temperature thermostat and a safety thermostat designed to trip in the event the tank is run... more...
List Price:
$976.00

From: $834.99
To: $844.99
Isotemp Square 16 Marine Water Heater - 4.2 Gallon Isotemp Multiple Voltage Choices Available Capacity: 4.2 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 15.75" L x 7.25" D x 23.25" W, Ext: Stainless Steel
834.99 844.99

  • Capacity: 4 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 21.25" L x 11.7" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models:
Model: 601521S000003 - Power: 115 Volt AC
Model: 601531S000003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters use two... more...
List Price:
$722.00

From: $634.99
To: $649.99
Isotemp Slim 15 Marine Water Heater - 4 Gallon Isotemp Multiple Voltage Choices Available Capacity: 4 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 21.25" L x 11.7" OD, Exterior: Stainless Steel
634.99 649.99

  • Capacity: 5.3 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 26.2" L x 11.7" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models:
Model: 602021S000003 - Power: 115 Volt AC
Model: 602031S000003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters... more...
List Price:
$730.00

From: $644.99
To: $664.99
Isotemp Slim 20 Marine Water Heater - 5.3 Gallon Isotemp Multiple Voltage Choices Available Capacity: 5.3 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 26.2" L x 11.7" OD, Exterior: Stainless Steel
644.99 664.99

  • Capacity: 5.3 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 23.2" L x 12.7" OD, Exterior: Polypropylene

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Isotemp Water Heaters General Features:
All Isotemp water heaters use two thermostats: a temperature thermostat and a safety thermostat designed to trip in the event the tank is run... more...
List Price:
$566.00

From: $499.99
To: $524.99
Isotemp SPA 20 Marine Water Heater - 5.3 Gallon Isotemp Multiple Voltage Choices Available Capacity: 5.3 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 23.2" L x 12.7" OD, Exterior: Polypropylene
499.99 524.99

  • Capacity: 4 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions:19.3" L x 12.7" OD, Exterior: Polypropylene

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Isotemp Water Heaters General Features:
All Isotemp water heaters use two thermostats: a temperature thermostat and a safety thermostat designed to trip in the event the tank is run... more...
List Price:
$538.00

From: $474.99
To: $499.99
Isotemp SPA 15 Marine Water Heater - 4 Gallon Isotemp Multiple Voltage Choices Available Capacity: 4 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions:19.3" L x 12.7" OD, Exterior: Polypropylene
474.99 499.99

  • Capacity: 3 Gal., Orientation: Horizontal, Heat Exchanger: Side
  • Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 14.50" W x 13" H x 14" D, Exterior: White Epoxy

  • Brand: Seaward By Whale
    Model # : S-300W
  Seaward Marine Water Heaters
Features:
Available in multiple configurations to suit your installation requirements

Combination electric / heat exchanger or electric-only... more...
List Price:
$483.99


Our Price:
$334.99
Seaward Marine Water Heater - 3 Gallon Seaward By Whale S-300W Capacity: 3 Gal., Orientation: Horizontal, Heat Exchanger: Side Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 14.50" W x 13" H x 14" D, Exterior: White Epoxy
334.99

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  • Capacity: 8 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 21.9" L x 15.5" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models:
Model: 603023B000003 - Power: 115 Volt AC
Model: 603031B000003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters use... more...
List Price:
$830.00

From: $729.99
To: $744.99
Isotemp Basic 30 Marine Water Heater - 8 Gallon Isotemp Multiple Voltage Choices Available Capacity: 8 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 21.9" L x 15.5" OD, Exterior: Stainless Steel
729.99 744.99

  • Capacity: 6.4 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 18.5" L x 15.5" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models:
Model: 602421B000003 - Power: 115 Volt AC
Model: 602431B000003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters use... more...
List Price:
$840.00

From: $724.99
To: $734.99
Isotemp Basic 24 Marine Water Heater - 6.4 Gallon Isotemp Multiple Voltage Choices Available Capacity: 6.4 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 18.5" L x 15.5" OD, Exterior: Stainless Steel
724.99 734.99

  • Capacity: 6.5 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 30.9" L x 11.7 " OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models:
Model: 602521S000003 - Power: 115 Volt AC
Model: 602531S000003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters use two... more...
List Price:
$800.00

From: $699.99
To: $719.99
Isotemp Slim 25 Marine Water Heater - 6.5 Gallon Isotemp Multiple Voltage Choices Available Capacity: 6.5 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 30.9" L x 11.7 " OD, Exterior: Stainless Steel
699.99 719.99

  • Capacity: 8 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 22" L x 15.4" OD, Exterior: Polypropylene

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Isotemp Water Heaters General Features:
All Isotemp water heaters use two thermostats: a temperature thermostat and a safety thermostat designed to trip in the event the tank is run... more...
List Price:
$590.00

From: $524.99
To: $549.99
Isotemp SPA 30 Marine Water Heater - 8 Gallon Isotemp Multiple Voltage Choices Available Capacity: 8 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 22" L x 15.4" OD, Exterior: Polypropylene
524.99 549.99

  • Capacity: 6.5 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 26.8" L x 12.7" OD, Exterior: Polypropylene

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Isotemp Water Heaters General Features:
All Isotemp water heaters use two thermostats: a temperature thermostat and a safety thermostat designed to trip in the event the tank is run... more...
List Price:
$588.00

From: $519.99
To: $544.99
Isotemp SPA 25 Marine Water Heater - 6.5 Gallon Isotemp Multiple Voltage Choices Available Capacity: 6.5 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 26.8" L x 12.7" OD, Exterior: Polypropylene
519.99 544.99

  • Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 13" W x 13" H x 19" D, Exterior: Stainless Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: S700 - Power: 120 Volt AC
Model: S750 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple configurations to... more...
List Price:
$531.50

From: $354.99
To: $369.99
Seaward Marine Water Heater - 6 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Rear Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 13" W x 13" H x 19" D, Exterior: Stainless Steel
354.99 369.99

  • Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 13" W x 13" H x 19" D, Exterior: Stainless Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: F700 - Power: 120 Volt AC
Model: F750 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$531.50

From: $324.99
To: $364.99
Seaward Marine Water Heater - 6 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 13" W x 13" H x 19" D, Exterior: Stainless Steel
324.99 364.99

  • Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 13" W x 13" H x 19" D, Exterior: White Epoxy

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: F600W - Power: 120 Volt AC
Model: F650W - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$477.50

From: $309.99
To: $319.99
Seaward Marine Water Heater - 6 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 13" W x 13" H x 19" D, Exterior: White Epoxy
309.99 319.99

  • Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 13" W x 13" H x 19" D, Exterior: White Epoxy

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: S600W - Power: 120 Volt AC
Model: S650W - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple configurations to... more...
List Price:
$463.25

From: $299.99
To: $309.99
Seaward Marine Water Heater - 6 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Rear Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 13" W x 13" H x 19" D, Exterior: White Epoxy
299.99 309.99

  • Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 13" W x 13" H x 19" D, Exterior: Galvanized Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: S600 - Power: 120 Volt AC
Model: S650 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple configurations to... more...
List Price:
$421.50

From: $259.99
To: $274.99
Seaward Marine Water Heater - 6 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Rear Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 13" W x 13" H x 19" D, Exterior: Galvanized Steel
259.99 274.99

  • Capacity: 6 Gal., Front Mount, Orientation: Horizontal, Heat Exchanger: Rear
  • Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 13.75" W x 13.63" H x 19.75" D, Exterior: Aluminum

  • Brand: Kuuma
    Model # : 11812
  Kuuma Marine Water Heaters
Features:
Available in 5, 6, 11, 20 and 26 gallon models
Corrosion resistant, TIG-welded aluminum inner tanks
Ignition protected controls... more...
List Price:
$379.33


Originally:
$279.99


Our Price:
$254.99
Kuuma Marine Water Heater - 6 Gallon Kuuma 11812 Capacity: 6 Gal., Front Mount, Orientation: Horizontal, Heat Exchanger: Rear Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 13.75" W x 13.63" H x 19.75" D, Exterior: Aluminum
254.99

  • Capacity: 6 Gal., Front Mount, Orientation: Horizontal, Heat Exchanger: Front
  • Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 13.75" W x 13.63" H x 19.75" D, Exterior: Aluminum

  • Brand: Kuuma
    Model # : 11811
  Kuuma Marine Water Heaters
Features:
Available in 5, 6, 11, 20 and 26 gallon models
Corrosion resistant, TIG-welded aluminum inner tanks
Ignition protected controls... more...
List Price:
$379.33


Originally:
$279.99


Our Price:
$254.99
Kuuma Marine Water Heater - 6 Gallon Kuuma 11811 Capacity: 6 Gal., Front Mount, Orientation: Horizontal, Heat Exchanger: Front Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 13.75" W x 13.63" H x 19.75" D, Exterior: Aluminum
254.99

  • Capacity: 6 Gal., Side Mount, Orientation: Horizontal, Heat Exchanger: Front
  • Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 15.63" W x 13.63" H x 19.38" D, Exterior: Aluminum

  • Brand: Kuuma
    Model # : 11810
  Kuuma Marine Water Heaters
Features:
Available in 5, 6, 11, 20 and 26 gallon models
Corrosion resistant, TIG-welded aluminum inner tanks
Ignition protected controls... more...
List Price:
$379.33


Originally:
$279.99


Our Price:
$254.99
Kuuma Marine Water Heater - 6 Gallon Kuuma 11810 Capacity: 6 Gal., Side Mount, Orientation: Horizontal, Heat Exchanger: Front Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 15.63" W x 13.63" H x 19.38" D, Exterior: Aluminum
254.99

  • Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 13" W x 13" H x 19" D, Exterior: Galvanized Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: F600 - Power: 120 Volt AC
Model: F650 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$421.50

From: $259.99
To: $274.99
Seaward Marine Water Heater - 6 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 6 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 13" W x 13" H x 19" D, Exterior: Galvanized Steel
259.99 274.99

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  • Capacity: 11 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel, Dual Exchanger
  • Dimensions: 25" L x 16" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Isotemp Water Heaters General Features:
All Isotemp water heaters use two thermostats: a temperature thermostat and a safety thermostat designed to trip in the event the tank is run... more...
List Price:
$978.00

From: $874.99
To: $894.99
Isotemp Basic 40 TCT Marine Water Heater - 11 Gallon Isotemp Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel, Dual Exchanger Dimensions: 25" L x 16" OD, Exterior: Stainless Steel
874.99 894.99

  • Capacity: 17 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Glass Lined Steel
  • Dimension: 15.5" W x 16.5" H x 31" D, Exterior: Stainless Steel

  • Brand: Torrid Marine Systems
    Model # : Multiple Voltage Choices Available
  Available Models
Model: MHS-17-120 - Power: 120 Volt AC
Model: MHS-17-240 - Power: 240 Volt AC
Torrid Horizontal Water Heaters
Features:
Available in multiple... more...
List Price:
$1,059.95


Our Price:
$624.99
Torrid Marine Water Heater - 17 Gallon Torrid Marine Systems Multiple Voltage Choices Available Capacity: 17 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Glass Lined Steel Dimension: 15.5" W x 16.5" H x 31" D, Exterior: Stainless Steel
624.99

  • Capacity: 13 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 30.7" L x 15.5" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models
Model: 605021B000003 - Power: 115 Volt AC
Model: 605031B000003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters use two... more...
List Price:
$946.00

From: $824.99
To: $854.99
Isotemp Basic 50 Marine Water Heater - 13 Gallon Isotemp Multiple Voltage Choices Available Capacity: 13 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 30.7" L x 15.5" OD, Exterior: Stainless Steel
824.99 854.99

  • Capacity: 11 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 25" L x 15.5" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models
Model: 604021B000003 - Power: 115 Volt AC
Model: 604031B000003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters use two... more...
List Price:
$894.00

From: $784.99
To: $799.99
Isotemp Basic 40 Marine Water Heater - 11 Gallon Isotemp Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 25" L x 15.5" OD, Exterior: Stainless Steel
784.99 799.99

  • Capacity: 11 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 26" L x 15.4" OD, Exterior: Polypropylene

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Isotemp Water Heaters General Features:
All Isotemp water heaters use two thermostats: a temperature thermostat and a safety thermostat designed to trip in the event the tank is run... more...
List Price:
$620.00

From: $544.99
To: $574.99
Isotemp SPA 40 Marine Water Heater - 11 Gallon Isotemp Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 26" L x 15.4" OD, Exterior: Polypropylene
544.99 574.99

  • Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: None (Electric)
  • Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 22" D, Exterior: Stainless Steel

  • Brand: Seaward By Whale
    Model # : S1200E
  Seaward Marine Water Heaters
Features:
Available in multiple configurations to suit your installation requirements

Combination electric / heat exchanger or electric-only... more...
List Price:
$562.02


Our Price:
$399.99
Seaward Marine Water Heater - 11 Gallon Seaward By Whale S1200E Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: None (Electric) Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 22" D, Exterior: Stainless Steel
399.99

  • Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 22" D, Exterior: Stainless Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: S1200 - Power: 120 Volt AC
Model: S1250 - Power: 240 Volts
Seaward Marine Water Heaters
Features:
Available in multiple configurations to... more...
List Price:
$590.75

From: $394.99
To: $409.99
Seaward Marine Water Heater - 11 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Rear Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 22" D, Exterior: Stainless Steel
394.99 409.99

  • Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 22" D, Exterior: Stainless Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: F1200 - Power: 120 Volt AC
Model: F1250 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$590.75

From: $409.99
To: $419.99
Seaward Marine Water Heater - 11 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 22" D, Exterior: Stainless Steel
409.99 419.99

  • Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 22" D, Exterior: White Epoxy

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: F1100W - Power: 120 Volt AC
Model: F1150W - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$519.25

From: $349.99
To: $359.99
Seaward Marine Water Heater - 11 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 22" D, Exterior: White Epoxy
349.99 359.99

  • Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 22" D, Exterior: White Epoxy

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: S1100W - Power: 120 Volt AC
Model: - Specify Voltage
Seaward Marine Water Heaters
Features:
Available in multiple configurations to suit... more...
List Price:
$491.75


Our Price:
$354.99
Seaward Marine Water Heater - 11 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Rear Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 22" D, Exterior: White Epoxy
354.99

  • Capacity: 11 Gal., Front Mount, Orientation: Horizontal, Heat Exchanger: Front
  • Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16.25" W x 16.25" H x 23.25" D, Exterior: Aluminum

  • Brand: Kuuma
    Model # : 11841
  Kuuma Marine Water Heaters
Features:
Available in 5, 6, 11, 20 and 26 gallon models
Corrosion resistant, TIG-welded aluminum inner tanks
Ignition protected controls... more...
List Price:
$478.46


Originally:
$331.99


Our Price:
$309.99
Kuuma Marine Water Heater - 11 Gallon Kuuma 11841 Capacity: 11 Gal., Front Mount, Orientation: Horizontal, Heat Exchanger: Front Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 16.25" W x 16.25" H x 23.25" D, Exterior: Aluminum
309.99

  • Capacity: 11 Gal., Side Mount, Orientation: Horizontal, Heat Exchanger: Front
  • Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 18.88" W x 16.25" H x 21.63" D, Exterior: Aluminum

  • Brand: Kuuma
    Model # : 11840
  Kuuma Marine Water Heaters
Features:
Available in 5, 6, 11, 20 and 26 gallon models
Corrosion resistant, TIG-welded aluminum inner tanks
Ignition protected controls... more...
List Price:
$478.46


Originally:
$325.99


Our Price:
$309.99
Kuuma Marine Water Heater - 11 Gallon Kuuma 11840 Capacity: 11 Gal., Side Mount, Orientation: Horizontal, Heat Exchanger: Front Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 18.88" W x 16.25" H x 21.63" D, Exterior: Aluminum
309.99

  • Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 22" D, Exterior: Galvanized Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: F1100 - Power: 120 Volt AC
Model: F1150 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$485.75

From: $321.99
To: $334.99
Seaward Marine Water Heater - 11 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 22" D, Exterior: Galvanized Steel
321.99 334.99

  • Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 22" D, Exterior: Galvanized Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: S1100 - Power: 120 Volt AC
Model: S1150 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple configurations to... more...
List Price:
$485.75

From: $314.99
To: $334.99
Seaward Marine Water Heater - 11 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 11 Gal., Orientation: Horizontal, Heat Exchanger: Rear Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 22" D, Exterior: Galvanized Steel
314.99 334.99

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  • Capacity: 20 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel, Dual Exchanger
  • Dimensions: 41" L x 16" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models
Model: 607523BD00003 - Power: 115 Volt AC
Model: 607531BD00003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters use... more...
List Price:
$1,156.00

From: $1029.95
To: $1064.95
Isotemp Basic 75 TCT Marine Water Heater - 20 Gallon Isotemp Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel, Dual Exchanger Dimensions: 41" L x 16" OD, Exterior: Stainless Steel
1029.95 1064.95

  • Capacity: 20 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 42.2" L x 15.5" OD, Exterior: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Available Models:
Model: 607521B000003 - Power: 115 Volt AC
Model: 607531B000003 - Power: 230 Volt AC
Isotemp Water Heaters General Features:
All Isotemp water heaters use... more...
List Price:
$1,020.00

From: $899.99
To: $924.99
Isotemp Basic 75 Marine Water Heater - 20 Gallon Isotemp Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 42.2" L x 15.5" OD, Exterior: Stainless Steel
899.99 924.99

  • Capacity: 20 Gal., Orientation: Vertical, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 20.25" W x 20.25" D x 27" H, Exterior: Stainless

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: S1900 - Power: 120 Volt AC
Model: S1950 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$904.75

From: $634.99
To: $649.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Vertical, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 20.25" W x 20.25" D x 27" H, Exterior: Stainless
634.99 649.99

  • Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 32" D, Exterior: Stainless Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: H2200 - Power: 120 Volt AC
Model: H2250 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple configurations to... more...
List Price:
$789.50

From: $559.99
To: $574.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Rear Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 32" D, Exterior: Stainless Steel
559.99 574.99

  • Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 32" D, Exterior: Stainless Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: HF2200 - Power: 120 Volt AC
Model: HF2250 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$813.00

From: $559.99
To: $584.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 32" D, Exterior: Stainless Steel
559.99 584.99

  • Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: None (Electric)
  • Power: 240 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 32" D, Exterior: Stainless Steel

  • Brand: Seaward By Whale
    Model # : H2250E
  Seaward Marine Water Heaters
Features:
Available in multiple configurations to suit your installation requirements

Combination electric / heat exchanger or electric-only... more...
List Price:
$771.12


Our Price:
$554.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale H2250E Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: None (Electric) Power: 240 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 32" D, Exterior: Stainless Steel
554.99

  • Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: None (Electric)
  • Power: 240 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 32" D, Exterior: White Epoxy

  • Brand: Seaward By Whale
    Model # : H2050EW
  Seaward Marine Water Heaters
Features:
Available in multiple configurations to suit your installation requirements

Combination electric / heat exchanger or electric-only... more...
List Price:
$740.78


Our Price:
$534.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale H2050EW Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: None (Electric) Power: 240 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 32" D, Exterior: White Epoxy
534.99

  • Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 32" D, Exterior: White Epoxy

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: HF2000W - Power: 120 Volt AC
Model: HF2050W - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$883.32

From: $654.99
To: $674.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 32" D, Exterior: White Epoxy
654.99 674.99

  • Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 32" D, Exterior: White Epoxy

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: H2050W - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple configurations to suit your installation requirements... more...
List Price:
$845.75


Our Price:
$554.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Rear Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 32" D, Exterior: White Epoxy
554.99

  • Capacity: 20 Gal., Orientation: Vertical, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 20.25" W x 20" H x 27" D, Exterior: Galvanized

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: S1800 - Power: 120 Volt AC
Model: S1850 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$723.25


Our Price:
$484.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Vertical, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 20.25" W x 20" H x 27" D, Exterior: Galvanized
484.99

  • Capacity: 20 Gal., Side Mount, Orientation: Vertical, Heat Exchanger: Front
  • Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 18.875" W x 29.75" H x 20.75" D, Exterior: Aluminum

  • Brand: Kuuma
    Model # : 11870
  Kuuma Marine Water Heaters
Features:
Available in 5, 6, 11, 20 and 26 gallon models
Corrosion resistant, TIG-welded aluminum inner tanks
Ignition protected controls... more...
List Price:
$707.21


Originally:
$479.99


Our Price:
$459.99
Kuuma Marine Water Heater - 20 Gallon Kuuma 11870 Capacity: 20 Gal., Side Mount, Orientation: Vertical, Heat Exchanger: Front Power: 120 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 18.875" W x 29.75" H x 20.75" D, Exterior: Aluminum
459.99

  • Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Front
  • Select Voltage / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 32" D, Exterior: Galvanized Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: HF2000 - Power: 120 Volt AC
Model: HF2050 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple... more...
List Price:
$680.50

From: $474.99
To: $484.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Front Select Voltage / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 32" D, Exterior: Galvanized Steel
474.99 484.99

  • Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Rear
  • Power: 240 Volt AC / 1500 Watts, Tank Material: Aluminum
  • Dimensions: 16" W x 16" H x 32" D, Exterior: Galvanized Steel

  • Brand: Seaward By Whale
    Model # : Multiple Voltage Choices Available
  Available Models
Model: H2050 - Power: 240 Volt AC
Seaward Marine Water Heaters
Features:
Available in multiple configurations to suit your installation requirements... more...
List Price:
$806.00


Our Price:
$559.99
Seaward Marine Water Heater - 20 Gallon Seaward By Whale Multiple Voltage Choices Available Capacity: 20 Gal., Orientation: Horizontal, Heat Exchanger: Rear Power: 240 Volt AC / 1500 Watts, Tank Material: Aluminum Dimensions: 16" W x 16" H x 32" D, Exterior: Galvanized Steel
559.99

top
  • Capacity: 4.2 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front
  • Select Voltage / 750 Watts, Tank Material: Stainless Steel
  • Dimensions: 15.75" L x 7.25" D x 23.25" W, Ext: Stainless Steel

  • Brand: Isotemp
    Model # : Multiple Voltage Choices Available
  Isotemp Water Heaters General Features:
All Isotemp water heaters use two thermostats: a temperature thermostat and a safety thermostat designed to trip in the event the tank is run... more...
List Price:
$976.00

From: $834.99
To: $844.99
Isotemp Square 16 Marine Water Heater - 4.2 Gallon Isotemp Multiple Voltage Choices Available Capacity: 4.2 Gal., Orientation: Horizontal or Vertical, Heat Exchanger: Front Select Voltage / 750 Watts, Tank Material: Stainless Steel Dimensions: 15.75" L x 7.25" D x 23.25" W, Ext: Stainless Steel
834.99 844.99