Product DetailsNew Whale Seaward S600W (S-600-W) horizontal marine water heater for use on boats. Tank size is 6 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 13″ wide by 19″ 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 rear of the tank, opposite the drain, inlet, outlet, and other fittings.
- 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 this specifications PDF for more details on this and other Seaward water heaters. If this water heater is not the correct one for your, find my other Seaward water heaters here.