
Whale 3 Gallon Hot Water Heater – White Epoxy – 12V – 300W
$999.99 $899.99
3 Gallon Hot Water Heater – White Epoxy – 12V – 300W
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 coating blends in well with existing equipment and the coated aluminium material 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
- Integrated pressure relief valve
- Temperature and pressure drain tube included
- Sturdy, robust epoxy coated exterior
- Ignition protected
Magnesium anodes available separately*
*Recommended to prevent corrosion and ensure a longer water heater life
WARNING: This product can 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 P65Warnings.ca.gov.


⚓ Smooth Sailing Shipping
Enjoy FREE standard shipping on most orders over $250 within the continental U.S. (excl. heavy/oversized/hazardous items).
We ship via UPS, FedEx, and USPS . Orders are processed in 1–2 business days with typical delivery in 1–5 business days .
🧭 Track The Voyage
You’ll receive tracking info by email once your order ships. If your package is marked “delivered” but not received, please wait 48 hours then reach out to our team.
🛟 Hassle-Free Returns & Exchanges
Returns accepted within 30 days of delivery. Items must be unused and in original packaging.
- Mistaken or damaged cargo? We’ll handle return shipping.
- Changed your course? Return shipping is on you.
- Report defects or damage within 7 days for a free exchange.
💰 Anchor Your Refund
Refunds go back to your original payment method within 5–7 business days after inspection.
📨 Contact the Crew
Questions about your order? Drop anchor at sales@marineelec.com .