A. O. Smith Tankless Water Heater Gas - On Demand Hot Water 6.6 GPM ProLine® XE Ultra-Low NOx Outdoor 120,000 BTU Condensing Natural Gas Tankless Water Heater
Product details
| Management number | 229885219 | Release Date | 2026/05/31 | List Price | US$360.00 | Model Number | 229885219 | ||
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The 140H Series offers high efficiency Ultra-Low NOx condensing technology allowing for the use of 3” PVC venting and has 0” clearance to combustibles. Indoor models are certified up to 10,100 ft. altitude. Provides a variety of installation options: indoor, outdoor and direct vent. Complies with Ultra-Low NOx regulations and meets the energy efficiency requirements of ASHRAE 90.1b-1992. The ATO-140H-N tankless water heater uses up to 120,000 BTUs of natural gas to deliver a max flow rate of 6.6 GPM. It utilizes condensing technology to achieve a Uniform Energy Factor of 0.91. this model meets Ultra-Low NOx emission requirements, and comes with a 15-year limited warranty. A. O. Smith’s ProLine water heaters are residential products built to commercial-grade standards and are only available for purchase through professional wholesalers and contractors.
- ProLine XE Ultra-Low NOx Outdoor 120,000 BTU Condensing Natural Gas Tankless Water Heater ATO-140H. Continuous hto water flow rate up to 6.6 GPM.
- Wall-mount design saves valuable space and allows for additional storage and flexibility.
- Primary commercial-grade copper heat exchanger is 25x better than stainless steel at heat transfer, stabilizing outgoing water temperatures quicker.
- Vents with 3” PVC up to 70 feet or 4" PVC up to 100 feet.
- ncludes integrated temperature controls and advanced diagnostics to simplify troubleshooting.
| UPC | 671657177393 |
|---|---|
| ASIN | B0FSFPDX24 |
| Color | White |
| Flow Rate | 6.6 Gallons Per Minute |
| Brand Name | A. O. Smith |
| Efficiency | 0.91 |
| Mount Type | Wall |
| Style Name | Outdoor Natural Gas 140H |
| Heat Output | 120000 British Thermal Units |
| Is Electric | No |
| Item Weight | 22.68 Kilograms |
| Manufacturer | A. O. Smith |
| Model Number | ATO-140H 100 |
| Power Source | Natural Gas |
| Special Features | Ultra-Low NOx condensing technology |
| Included Components | water heater |
| Maximum Temperature | 140 Degrees Fahrenheit |
| Item Dimensions W x H | 13.87"W x 22.88"H |
| Manufacturer Part Number | ATO-140H 100 |
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