Features:
Never run out of water again with a steady 6.6 GPM flow rate
Electric ignition ensures you never have to mess with a pilot light again
This product is Energy Star certified with a Uniform Energy Factor of 0.95
Tankless design allows for wall-mount installation, leaving more space available for you to use
Comes packaged with a wall-mount remote controller with advanced diagnostics tracking
Durable heat exchanger is constructed of commercial-grade copper resulting in greatly increased heat transfer and resistance to erosion
Can be used with either Category III or IV power direct venting in either a 3″ or 4″ size
Protected by a multitude of built-in safety features such as an overheat cutoff fuse, constant temperature monitoring, and air fuel ratio rod
Capable of common-venting up to 8 units
Complies with lead-free standards
Designed for outdoor use only
Covered under 15-year limited residential and 5-year limited commercial heat exchanger warranties
Covered under 1 year labor and 5 year parts manufacturer warranties
Product Technologies:
Ultra-Low NOx Condensing Technology: Meets SCAQMD 1146.2 requirements for Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)
Specifications:
Width: 17-3/4"
Height: 23-5/8"
Depth: 11-1/4"
Fuel Type: Natural Gas
Gas Connection: 3/4" NPT
Water Connection: 3/4" NPT
Water Pressure (Min): 15 psi
Water Pressure (Max): 150 psi
Temperature (Min): 99°F
Voltage: 120V
Product Variations:
ATO-240H-N (This Model): 6.6 GPM Outdoor Tankless Water Heater
ATO-340H-N: 8 GPM Outdoor Tankless Water Heater
ATO-540H-N: 10 GPM Outdoor Tankless Water Heater
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Specifications
| Height | 23.63 in. |
| Product Weight | 58 lbs. |
| Water Pressure (Max) | 150 PSI |
| Width | 17.75 in. |
| Depth | 11.25 in. |
| Water Connection | 3/4" |
| Duct Size | 3" Round, 4" Round |
| Activation GPM | 0.5 |
| Gas Connection | 3/4" |
| Maximum Flow Rate | 6.6 GPM |
| Maximum Gas Input | 160000 |
| Minimum Flow Rate | 0.4 GPM |
| Minimum Gas Input | 15000 |
| Uniform Energy Factor (UEF) | 0.95 |
| Vent Maximum Run | 1200, 840 in. |
| Water Pressure (Min) | 15 PSI |
| Fuel Type | Natural Gas |
| Amperage | 0.61 |
| Voltage | 120 |
| Temperature (Min) | 99 °F |
| Altitude Certification | 6000 ft. |
| Condensing | Yes |
| Default Temperature | 122 °F |
| Energy Factor | 0.95 |
| Ignition Type | Electric |
| Max BTU Input | 160000 |
| Certifications | AHRI, ANSI, CSA |
| Manufacturer Warranty | 1 Year Labor, 5 Year Parts |
| Approved for Commercial Use | Yes |
| Product Variation | Whole House Water Heater |
| Country Of Origin | USA |
| Low Lead Compliant | Yes |
| Outdoor Approved | Yes |
| Made in America | Yes |
| ANSI Certification | Z21.10.3 |
| Commercial Warranty | 6 Year Heat Exchanger |
| Title 20 Compliant | Yes |
| Energy Star | Yes |
| Heat Exchanger Warranty | 15-Years Limited Residential, 5-Years Limited Commercial |
| Indoor Approved | No |
| Mobile Home Approved | No |
| SCAQMD Compliant | Yes |
| Uniform Energy Factor | 0.95 |
| Water Connection Type | NPT |
| Direct Vent | Yes |
| Gas Connection Type | 3/4" NPT |
| Heating Technology | Condensing |
| Indoor Installation | No |
| Vent Type | Direct Vent |
| Water Connection Location | Bottom |
| Natural Gas Pressure (Max) | 10.5 |
| Natural Gas Pressure (Min) | 4 |
| Includes Remote | Yes |
| Includes Isolation Valve Kit | No |
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