AO SMITH Ao Smith ATI-240HX3-N 160,000 BTU Condensing Ultra-Low NOx Indoor Tankless Water Heater (Indoor)
AO SMITH Ao Smith ATI-240HX3-N 160,000 BTU Condensing Ultra-Low NOx Indoor Tankless Water Heater (Indoor)

Ao Smith ATI-240HX3-N 160,000 BTU Condensing Ultra-Low NOx Indoor Tankless Water Heater (Indoor)

AO SMITH
Brand: AO SMITH
SKU: ATI-240HX3-N
Availability: Out Of Stock
$813.65
$813.65
LTL Delivery

This product weighs 59 lb each and will be shipped via LTL carrier. A lift gate option will be added free of charge for your convenience.

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Product Description

The Ao Smith ATI-240HX3-N is a condensing natural gas tankless water heater rated up to 160,000 BTU/h and equipped with X3 Scale Prevention Technology to reduce scale buildup. It provides a Uniform Energy Factor of 0.94, supports roughly 6.6 GPM peak flow, meets Ultra-Low NOx emissions, and uses a commercial-grade copper primary heat exchanger with a stainless steel secondary. The unit requires 120 V and supports power direct venting for long vent runs.

  • X3 Scale Prevention Technology to minimize scale buildup and reduce descaling maintenance
  • Condensing design with 0.94 UEF and Ultra-Low NOx emissions; supports long power direct vent runs
  • Commercial-grade copper primary and stainless steel secondary heat exchangers

Product Highlights

160,000 BTU/h capacity; ~6.6 GPM max flow; indoor condensing with X3 scale prevention

Product Information

Standard Information

  • Brand: AO SMITH
  • Manufacturer Part Number: ATI-240HX3-N
  • Country of Origin: US
Technical Specifications
Brand
Ao Smith
MPN
ATI-240HX3-N
Product Type
Tankless heater
Fuel Type
Natural Gas
Maximum BTU/h
160,000
Minimum BTU/h
13,000
Gas Input Range
15,000 to 160,000 BTU/h
UEF (Uniform Energy Factor)
0.94
Emissions
Ultra-Low NOx
Technology
Condensing
Scale Prevention Technology
X3 Scale Prevention Technology
Heat Exchanger
Commercial grade copper primary
Secondary Heat Exchanger
Stainless steel
Voltage
120 V
Energy Star Certified
Yes
Digital Display
Yes
Type / Application
Space saving / Residential / Indoor only
Water Connection Size
3/4" (bottom)
Max Flow (GPM)
6.6
Flow Rate at 40F Rise (GPM)
6.7
Flow Rate at 50F Rise (GPM)
6.1
Flow Rate at 60F Rise (GPM)
5.0
Flow Rate at 70F Rise (GPM)
4.3
Inlet Gas Pressure
4.0-10.5" W.C
Vent Type
Power direct vent
Vent Material
PVC, CPVC, PP, ABS, SS
Vent Length
70 ft at 3" diameter; 100 ft at 4" diameter
Height (inches)
23.625
Width (inches)
17.75
Depth (inches)
11.25
Product Weight
59 lbs / 27 kg
Installation Type
Indoor only
Certified Altitude
Up to 10,100 ft
Recirculation Capable
Yes (external recirculation pump compatible, crossover valve sold separately)
Remote Control
Yes
Certifications
AHRI, ANSI, CSA
AO SMITH Ao Smith ATI-240HX3-N 160,000 BTU Condensing Ultra-Low NOx Indoor Tankless Water Heater (Indoor)

Vendor: AO SMITH

Ao Smith ATI-240HX3-N 160,000 BTU Condensing Ultra-Low NOx Indoor Tankless Water Heater (Indoor)

$813.65

Vendor: AO SMITH

Ao Smith ATI-240HX3-N 160,000 BTU Condensing Ultra-Low NOx Indoor Tankless Water Heater (Indoor)

$813.65

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