AO Smith® ATI-540P-N Indoor Water Heater, 15000 to 199000 Btu/hr, Natural Gas, 1 ph

The 540P Series integrates a recirculation pump to provide instant hot water in residential applications with dedicated recirculation lines. The pump is easily controlled with a simple user interface and multiple pump settings allow you to customize pump operation to meet your needs while maximizing heater efficiency. As part of the high-efficiency tankless family, the 540P Series provides endless hot water while being environmentally friendly. The ATI-540P-N indoor tankless water heater uses up to 199000 Btu/hr of natural gas to deliver an endless supply of hot water for a three bath home in northern climates and a four bath home in southern climates. It is built with commercial-grade materials like marine-grade 316L stainless steel giving it an industry leading warranty.

AO Smith® Indoor Water Heater, Model: ATI-540P-N, 15000 to 199000 Btu/hr, 10 gpm Flow Rate, 0.93 Energy Factor, Power Direct Vent, 120 V, 60 Hz, 1 ph Phase, NPT Connection, 4 to 10.5 in-WC, Energy Star Compliant: Yes, Wall Mounting, Natural Gas Fuel, Direct Ignition System, 316L Stainless Steel, Lead-Free, 100 deg F, 23-5/8 in H x 17-3/4 in W x 11-1/4 in D

• Integrated recirculation pump
• Dual heat exchanger
• Safety features
• Endless hot water

• Instruction/Installation Manual https://assets.unilogcorp.com/267/ITEM/DOC/AO_Smith_ATI_540P_N_Instruction_Installation_Manual.pdf
• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/AO_Smith_ATI_540P_N_Specification_Sheet.pdf