- Equipped with Demand Response (CTA-2045 EcoPortCM) communication port for Utility Demand Response program participation (Module needed from local utility)
- Meets state of Washington and Oregon Grid Capable requirements
- User friendly controls to set operating modes & review diagnostics
- Dual 4,500-watt commercial-grade heating elements deliver reliable and efficient hot water
- Long-lasting lower Incoloy™ stainless steel element
- 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
Take advantage of advanced utility savings with ProLine® Grid-Capable water heaters. The built-in CTA-2045 port allows homeowners to connect to local Utility Smart Grid Programs where available. Meets state of Washington and Oregon requirements With a 40-gallon (nominal) tank delivering 4,500 watts, the EESU-40 delivers a first hour rating of 53 gallons at a Uniform Energy Factor of 0.92. 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 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.
- ENERGY STAR® Qualified
- High efficiency operation with up to 0.90 UEF
- Thermal Efficiency up to 93%
- ENERGY STAR® Qualified
- High efficiency operation with up to 0.90 UEF
- Thermal Efficiency up to 93%
Electric - Adjusting the Thermostat
Electric - Checking and Replacing Lower Heating Element
Electric - Checking and Replacing Upper Heating Element
Electric - Not Enough Hot Water
Electric - Replacing the Lower Thermostat
Electric - Replacing the Upper Thermostat
Electric - No Hot Water
Electric - Tripped ECO