Skip to product information
1 of 1
1 product view Open images for a closer look Compare photos with product details

Whale Marine

Whale Seaward S1200 11 Gal Hot Water Heater, 120V, 1500W, Rear Exchanger

Whale Seaward S1200 11 Gal Hot Water Heater, 120V, 1500W, Rear Exchanger

SKUCT-104426

Regular price $933.13
Regular price Sale price $933.13
Sale Sold out
Shipping calculated at checkout.
Shipping rewards at $100 U.S. orders of $100 or more get free standard shipping, plus $10 off Expedited and Overnight.

Low stock

Quantity
Use the Tug & Tow SKUInclude this SKU when you contact us about fit, availability, or reorders.
Delivery shown at checkoutShipping options, final costs, and delivery estimates appear before payment.
Check fit before orderingReview dimensions, part numbers, model details, and compatibility notes.
Confirm the details before checkoutFit can depend on your boat, RV, trailer, vehicle, or equipment. Contact us before ordering if compatibility is critical.Ask a product question

Product details

Review the details before ordering.

Ensure a consistent supply of hot water for your vessel with the Whale Seaward S1200 Hot Water Heater. Engineered for marine environments, this robust 11-gallon unit integrates seamlessly with your engine's cooling system via its rear heat exchanger, providing efficient heating while underway. Its durable stainless steel construction guarantees longevity and corrosion resistance, making it a reliable choice for any boat. Upgrade your vessel's comfort and convenience today.

Key Benefits:

  • 11 Gallon Capacity: Provides ample hot water for multiple onboard needs, from galley to shower.
  • Rear Heat Exchanger: Efficiently utilizes engine heat to warm water, saving energy and providing hot water on demand.
  • Stainless Steel Exterior: Offers superior durability and high levels of corrosion resistance, standing up to harsh marine conditions.
  • 120V, 1500W Power: Delivers efficient and consistent hot water for reliable performance.
  • Horizontal Mounting: Designed for flexible installation in engine rooms or compact spaces.
  • Integrated Safety Controls: Features include a pressure relief valve and temperature/pressure drain tube for safe and reliable operation.
  • Built to Withstand Harsh Marine Conditions: Constructed with high-quality materials for exceptional longevity on the water.
  • Meets ABYC, CE, and UL Standards (for 120V models): Ensures compliance with industry safety and performance benchmarks for peace of mind.
  • Proudly Manufactured in the USA: Guarantees quality craftsmanship and adherence to high manufacturing standards.

Specifications:

  • Capacity: 11 Gallons
  • Heat Exchanger: Rear
  • Exterior Jacket: Stainless Steel
  • Inner Tank Material: Alclad® coated aluminum alloy
  • Power: 120V AC, 1500W
  • Dimensions: 16"W x 22"D x 16"H
  • Weight: 30 lb
  • Mounting: Horizontal
  • Safety Features: Pressure relief valve, temperature/pressure drain tube, ignition protected

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.

Shipping & returns

Shipping methods, delivery estimates, and final costs appear at checkout before payment. Some bulky, supplier-shipped, or special-handling items may ship separately. See Shipping & Returns for return windows and eligibility.

Fit & compatibility

Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.

Need help choosing?

Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.

View full details