Whale Seaward 6 Gallon Hot Water Heater w/Rear Heat Exchanger - Galvanized Steel - 120V - 1500W - S600

Compact, Durable, and Efficient Marine Hot Water Heater

The Whale Seaward 6 Gallon Hot Water Heater with Rear Heat Exchanger provides reliable hot water in a compact, corrosion-resistant design. Built with a galvanized steel case coated for durability, this heater blends seamlessly into modern engine rooms while delivering consistent performance. The rear heat exchanger allows the unit to harness engine heat while underway, reducing electrical demand and maximizing efficiency for extended trips.

Key Features

• 6-Gallon Capacity: Ideal for boats and vessels with limited space
• Durable Galvanized Steel Case: White epoxy coating resists corrosion and blends with onboard equipment
• 120V, 1500W Heating Element: Provides fast and efficient hot water heating
• Rear Heat Exchanger: Uses engine heat to warm water underway, conserving electrical power
• Thermal Insulation: Minimizes heat loss for energy efficiency
• Ignition Protected: Safe for installation in engine compartments
• Optional Magnesium Anodes: Available separately for added corrosion protection

Compatibility

Designed for boats, yachts, and other marine vessels equipped with 120V systems. Easily integrates with standard plumbing and electrical setups. Rear heat exchanger works with engine cooling systems for added heating efficiency.

Ideal Use Cases

• Supplying hot water for showers, sinks, and cleaning on cruising boats
• Fishing boats needing durable, compact hot water solutions
• Extended marine trips where engine heat can reduce electrical load
• Retrofit projects requiring a compact, corrosion-resistant heater

Why Choose Whale Seaward?

Marine environments demand durability and efficiency. The Whale Seaward 6 Gallon Hot Water Heater with Rear Heat Exchanger provides both, combining robust galvanized steel construction with the flexibility of dual heating sources—electric power and engine heat. It’s engineered to withstand harsh conditions while ensuring a steady hot water supply for your vessel.

Frequently Asked Questions

How does the rear heat exchanger work?
It circulates engine heat through a coil at the back of the heater, warming the water in the tank while the boat is running.

Can this heater fit into small engine rooms?
Yes. Its compact, rectangular design makes it suitable for tight spaces and easy retrofits.

Is professional installation required?
Installation is straightforward with standard fittings, but professional installation is recommended for optimal performance and safety.

Does this unit include a magnesium anode?
No. Magnesium anodes are sold separately and are recommended for additional corrosion resistance.