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The AO Smith ATO-310-N has been discontinued

** See similar or replacement items below **

AO Smith
Item # bci3167506

AO Smith 8 GPM Residential/Commercial Non-Condensing Natural Gas Outdoor Tankless Water Heater with 190000 Maximum BTU Input

Model: ATO-310-N
|
Item: bci3167506

Discontinued

We still have product details and accessories, scroll down to see them!

Discontinued

We still have product details and accessories, scroll down to see them!

Details

Features:

  • Never run out of hot water again with a steady 8 GPM flow rate
  • Conveniently mounts to your wall for a low profile installation
  • Comes packaged with a remote control for simple operation
  • 4" category III power venting required with a maximum length of 50'
  • Electronic ignition ensures you never have to mess with a pilot light again
  • Complies with lead-free standards
  • Protected by a multitude of built-in safety features such as freeze protection, an overheat cutoff fuse, constant temperature monitoring, and flame sensor
  • Includes a 15-year limited warranty on the heat exchanger (6-year in commercial applications) and a 5-year warranty on all parts
  • Durable heat exchanger is constructed of commercial-grade copper resulting in greatly increased heat transfer and resistance to erosion
  • Designed for outdoor use only

Specifications:

  • Height: 20-1/4"
  • Width: 13-3/4"
  • Depth: 9-1/2"
  • Max BTU Input: 190000
  • Maximum Flow Rate: 8 GPM
  • Fuel Type: Natural Gas
  • Energy Factor: 0.82
  • Altitude Certification: 6000 Feet Above Sea Level
Product Variations:
  • ATO-110-N: 6.6 GPM Outdoor Tankless Water Heater
  • ATO-310-N (This Model): 8 GPM Outdoor Tankless Water Heater
  • ATO-510-N: 10 GPM Outdoor Tankless Water Heater
Additional AO Smith Links

Dimensions and Measurements

Activation GPM
0.5
Duct Size
4" Round
Gas Connection
3/4"
Height
20.25 in.
Maximum Flow Rate
8 GPM
Maximum Gas Input
190000
Minimum Gas Input
11000
Product Weight
38 lbs.
Uniform Energy Factor (UEF)
0.80
Vent Maximum Run
600 in.
Water Connection
3/4"
Water Pressure (Max)
150 PSI
Water Pressure (Min)
15 PSI
Width
13.75 in.

Dimensions and Measurements

Activation GPM
0.5
Duct Size
4" Round
Gas Connection
3/4"
Height
20.25 in.
Maximum Flow Rate
8 GPM
Maximum Gas Input
190000
Minimum Gas Input
11000
Product Weight
38 lbs.
Uniform Energy Factor (UEF)
0.80
Vent Maximum Run
600 in.
Water Connection
3/4"
Water Pressure (Max)
150 PSI
Water Pressure (Min)
15 PSI
Width
13.75 in.

Included Components

Includes Isolation Valve Kit
No
Includes Remote
Yes

Included Components

Includes Isolation Valve Kit
No
Includes Remote
Yes

Characteristics and Features

Configuration
Tankless Water Heater
Direct Vent
Yes
Gas Connection Type
3/4" NPT
Heating Technology
Non-Condensing
Indoor Installation
No
Natural Gas Pressure (Max)
10.5
Vent Type
Direct Vent
Water Connection Location
Bottom
Water Connection Type
NPT

Characteristics and Features

Configuration
Tankless Water Heater
Direct Vent
Yes
Gas Connection Type
3/4" NPT
Heating Technology
Non-Condensing
Indoor Installation
No
Natural Gas Pressure (Max)
10.5
Vent Type
Direct Vent
Water Connection Location
Bottom
Water Connection Type
NPT

Manufacturer Technology

Recirculation
Yes

Manufacturer Technology

Recirculation
Yes

Electrical and Operational Information

Altitude Certification
6000 ft.
Amperage
0.73
Default Temperature
122 °F
Energy Factor
0.82
Fuel Type
Natural Gas
Ignition Type
Electronic
Max BTU Input
190000
Power Source
Hardwired
Temperature (Min)
99 °F
Voltage
120

Electrical and Operational Information

Altitude Certification
6000 ft.
Amperage
0.73
Default Temperature
122 °F
Energy Factor
0.82
Fuel Type
Natural Gas
Ignition Type
Electronic
Max BTU Input
190000
Power Source
Hardwired
Temperature (Min)
99 °F
Voltage
120

Warranty and Product Information

Approved for Commercial Use
Yes
Certifications
CSA, AHRI, ANSI
Commercial Warranty
6 Year Heat Exchanger
Country Of Origin
USA
Heat Exchanger Warranty
6-Years Limited Commercial, 15-Years Limited Residential
Low Lead Compliant
Yes
Made in America
Yes
Manufacturer Warranty
15 Year Heat Exchanger, 5 Year Parts
Mobile Home Approved
No
Outdoor Approved
Yes
SCAQMD Compliant
No
Uniform Energy Factor
0.8

Warranty and Product Information

Approved for Commercial Use
Yes
Certifications
CSA, AHRI, ANSI
Commercial Warranty
6 Year Heat Exchanger
Country Of Origin
USA
Heat Exchanger Warranty
6-Years Limited Commercial, 15-Years Limited Residential
Low Lead Compliant
Yes
Made in America
Yes
Manufacturer Warranty
15 Year Heat Exchanger, 5 Year Parts
Mobile Home Approved
No
Outdoor Approved
Yes
SCAQMD Compliant
No
Uniform Energy Factor
0.8

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