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Whale Seaward S300W Marine Boat Water Heater 3 Gal Heat Exchange/120V Aluminum
By Whale
PART #S300W
WARRANTY2 Year
MADE INUnited States
SHIPPING WT17 lbs
SHIPPING DIMS16" x 15" x 14"
$468.54
Free Shipping to the Contiguous 48 US States
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Product Description
New Whale Seaward S300W (S-300-W) horizontal marine water heater for use on boats. Tank size is 3 US gallons. This is a combination water heater and can run on engine coolant heat exchange, 120 volt AC, or both. Actual product dimensions are 14.5" wide by 14" long by 13" high (including length of hold down brackets).

  • Thermostat regulates electric heating element temperature at 140 degrees F.
  • Heat exchanger barbs (5/8" O.D.) are on the side of the tank, while the drain, inlet, outlet, and other fittings are on the front (see picture).
  • Cold water supply and hot water outlet are 1/2" NPT
  • Inner tank is made from Alcoa Alclad aluminum.
  • Exterior is White Epoxy Coated Aluminum.
  • Temperature pressure relief valve.
  • Large 3/4" drain valve.
  • Hold-down brackets are securely welded to inner tank.

See model spec sheet in product photos for more details on this and other Seaward/Whale water heaters. To see other model waters heaters, go here.
Details
BrandWhale
ColorWhite
Item Weight15.2 lbs
Made InUnited States
ManufacturerSeaward
Manufacturer #S300W
MaterialEpoxy Coated Aluminum
ModelS300W
Part NumberS300W
Shipping Dims16" x 15" x 14"
Shipping Weight17 lbs
Size3 US Gallons
Type120 Volt AC/Heat Exchange
UPC766478948106
Warranty2 Year