A. O. Smith's Mobile Home Water Heaters are specifically made for easy installation in mobile home applications and is designed to maximize your hot water output.

With a 40-gallon (nominal) tank and dual 3,000-watt elements @ 120V, the EMHS-40W delivers a first hour rating of 40 gallons at a highly efficient 0.95 Uniform Energy Factor rating.

This ProLine® water heater is designed with A. O. Smith's superior commercial-grade tank protection. Advanced tank features include stainless steel CoreGard™ anode rod and Blue Diamond® glass lining, all designed to help protect the tank from the corrosive effects of water and extend the life of the water heater. All of these features are accompanied by a 6-year limited tank warranty.

A. O. Smith’s ProLine® water heaters are residential products built to commercial-grade standards and are only available for purchase through professional wholesalers and contractors.