A O Smith ATI540HX300N000000 100 199000 BTU Condensing Natural Gas Tankless Water Heater

Product Description

The A. O. Smith ATI540HX300N000000 100 is a 199000 BTU condensing natural gas tankless water heater. This unit provides continuous hot water and features X3 scale prevention technology that improves the lifespan of the heater and removes the need for annual descaling.

• Power direct vent design
• Energy Star qualified for efficiency
• Primary heat exchanger made from commercial-grade copper

Product Highlights

This indoor model is designed for residential applications, ensuring reliable and efficient water heating.

Product Information

Standard Information

• Model Number: ATI540HX300N000000 100
• Fuel Type: Natural Gas

Technical Specifications

• Heating Capacity: 199000 BTU
• Weight: 72.9 lb.
• Dimensions: 11.25 inches (Depth) x 17.75 inches (Width) x 23.625 inches (Height)
• Vent Type: Power Direct
• Ignition Type: Electronic Spark
• Gas Inlet Size: 3/4 inches NPT
• Hot Water Outlet Size: 3/4 inches NPT
• Cold Water Inlet Size: 3/4 inches
• Draft Hood Diameter: 3 to 4 inches
• Maximum Altitude: 10100 feet
• Operating Pressure: 15 to 150 PSI
• Uniform Energy Factor: 0.93
• Specifications Met: CSA, AHRI, ENERGY STAR Certified