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Whale Marine Seaward 3 Gallon Water Heater w/Side Heat Exchanger White (120V 1500W) (S300W)


10% of profits donated to Sierra Club and 1% of all sales donated to Stripe Climate Change initiative.

Whale Marine Seaward 3 Gallon Hot Water Heater w/Side Heat Exchanger – White Epoxy – 120V – 1500W

3 left in stock

GTIN: 766478948106 SKU: S300W Category: Tag:

3 Gallon Hot Water Heater with Side Heat Exchanger – White Epoxy – 120V – 1500W

Whale Electric Water Heaters includes models with the very latest technology. All heaters are manufactured from only highest quality materials and designed to specifically withstand harsh marine conditions

Whale’s 11 ltr (3 US Gal) heaters are the lightest water heater at 14 lbs, saving weight on board. The white epoxy coatingblends in well with existing equipment and the coatedaluminummaterial offers corrosion resistance and weight saving.

Features and Benefits

  • Side mounted combination electric/heat exchanger
  • Robust Manufacturing
  • Hold down brackets welded to inner tank
  • Double wall heat exchangers
  • Safety controls
  • Integrated pressure relief valve
  • Temperature and pressure drain tube included
  • Magnesium anodes available separately
  • Recommended to prevent corrosion and ensure a longer Water Heater life
  • Sturdy, robust epoxy coated exterior
  • Ignition protected
Weight 14.8 lbs
Dimensions 17 × 17 × 14 in


Whale Marine

WarningWARNING: This product may expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to