Heating and Cooling› Heaters

WHALE

20 GAL WATER HEATER W/FRO

$1,756.60

SKU: W04M S1950

Out of Stock
In Stock
Ships by Jun 10
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Whale Seaward 20 Gallon Hot Water Heater with Front Heat Exchanger (S1950) is a premium marine and RV hot water solution. It features dual heating sources: a 240V electric element and a front-mounted copper tube heat exchanger that circulates engine coolant. Built with a 304 stainless steel exterior and aluminum inner tank, it offers superior insulation, a magnesium anode for corrosion protection, and integrated mounting brackets. Safety features include a P&T Relief Valve and high-temperature limit switch. This system provides reliable hot water for marine and RV applications.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandWHALE
Part NumberW04M S1950

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy