Description
AO Smith ATI-540HX3-N 10 GPM 199,000 BTU 120 Volt Residential Indoor Natural Gas Tankless Water Heater with Ultra-Low NOx and x3 Scale Prevention Technology Features:Never run out of water again with a steady 10 GPM flow rateElectric ignition ensures you never have to mess with a pilot light againUniform Energy Factor of 0.95Tankless design allows for wall-mount installation, leaving more space available for you to useDurable heat exchanger is constructed of commercial-grade copper resulting in greatly increased heat transfer and resistance to erosionCan be used with either Category III or IV power direct venting in either a 3" or 4" sizeProtected by a multitude of built-in safety features such as an overheat cutoff fuse, internal freeze protection, constant temperature monitoring, and air fuel ratio sensorRecirculation pump capable with the use of a cross-over valve (sold separately)Complies with lead-free standardsDesigned for indoor use onlyCovered under a 15-year limited residential heat exchanger warrantyCovered under 1 year labor and 5 year parts manufacturer warrantiesProduct Technologies:Ultra-Low NOx Condensing Technology: Meets SCAQMD 1146.2 requirements for Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)x3 Scale Prevention Technology: No annual descaling required. No scale buildup means the heater maintains like-new performance longer.Specifications:Width: 17-3/4"Height: 23-5/8"Depth: 11-1/4"Fuel Type: Natural GasGas Connection: 3/4" NPTWater Connection: 3/4" NPTWater Pressure (Min): 15 psiWater Pressure (Max): 150 psiVoltage: 120V Whole House Tankless Water Heaters N/A
