Product Details

The ProLine® Standard Electric water heater is the reliable choice when you want to maximize hot water output and energy savings. With a 40-gallon (nominal) tank and dual 4,500 watt elements, the ENT-40 delivers a first hour rating of 53 gallons at a highly efficient 0.95 Uniform Energy Factor rating. Environmentally-friendly insulation and factory-installed heat trap nipples reduce heat loss for maximum energy savings. 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, Blue Diamond® glass lining and DynaClean™ automatic sediment-cleaning system, 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.

• Delivers 53-gallon first hour rating

• Dual 4,500-watt commercial-grade heating elements deliver reliable and efficient hot water

• Long-lasting lower Incoloy™ stainless steel element

• HUD compliant, approved for mobile homes/manufactured housing

• Patented Blue Diamond® glass tank lining protects against corrosion

• DynaClean™ automatic cleaning system protects against sediment build-up

• Stainless steel CoreGard™ anode rod protects against corrosion longer than ordinary anodes

• Commercial-grade brass drain valve for durable and easy operation

• CSA Certified and ASME Rated T&P Relief Valve, Factory-Installed

• 6-year limited tank and parts warranty

Product Specifications