Efficiency Up to 4.07 UEF reduces operating cost ENERGY STAR® certified Title 24 Compliant (JA13 Ready)Performance Delivers hot water faster than most standard electric water heaters – 60-87 gallons first-hour delivery, depending on model Ambient operating range: 37-145° F is widest in class, offering more heat pump operation annually; designed to meet Northern Climate Spec (Tier 4) Quiet OperationEasy Installation Universal top and side water connections Quick access to electrical junction box Duct ready design Easily replaces a standard electric water heaterIntegration Electronic control for easy temperature adjustment and mode management Audible alarm for service alerts EcoNet® Wi-Fi* and free mobile app gives users control over water heater, allowing for customizable temperature, vacation settings, energy savings and system monitoring at home or away Demand Response Ready with built-in EcoPort™ (CTA-2045 Port) Easily add leak detection and prevention with the leak sensor and shut-off valve kit (part# SP21265A sold separately)Operation Modes Energy Saver Heat Pump High Demand Electric Vacation/Away: 2-28 days (or placed on hold indefinitely)Plus… Premium grade anode rod extends the life of the tank Dip tube diffuser reduces sediment improving efficiency and tank life 3/4" NPT water inlet and outlet; 3/4" condensate drain connections Incoloy stainless steel resistor elements Dry-fire protection Easy access, top mounted washable air filter 2" Non-CFC foam insulation • Enhanced flow brass drain valve Temperature and pressure relief valve installed Design certified to NSF/ANSI 372 (Lead Content)Warranty 10-Year limited tank and parts warranty See Residential Warranty Certificate for complete information