Item # bci3167482

AO Smith 10 GPM 199,000 BTU 120 Volt Residential / Commercial Outdoor Liquid Propane Tankless Water Heater with Ultra-Low NOx and Wall Mount Controller

Model: ATO-540H-P

$1,644.40
Finish: Choose Finish
  • N/A
    N/A
    $1,644.40
    1 In Stock

Fuel Type: Liquid Propane

Natural Gas
Liquid Propane

Fuel Type: Liquid Propane

Liquid Propane
Natural Gas

Gallons Per Minute: 10

6.68
10

Installation Location: Outdoor

Indoor
Outdoor

Maximum BTU's: 199,000

160,000180,000
199,000

Free Shipping!

1 In Stock

Product Overview

This product has additional required/recommended options. To configure, add to your cart.

Features:

  • Never run out of water again with a steady 10 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
  • Easily link up to 4 units without needing additional parts or accessories, and up to 20 units with the multi-unit controller (sold separately)
  • Can be used in residential and commercial applications
  • 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: Liquid Propane
  • 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-P: 6.6 GPM Outdoor Tankless Water Heater
  • ATO-340H-P: 8 GPM Outdoor Tankless Water Heater
  • ATO-540H-P (This Model): 10 GPM Outdoor Tankless Water Heater

This product is listed under the following manufacturer number(s):

Dimensions and Measurements

Activation GPM
0.5
Depth
11.25 in.
Duct Size
3" Round, 4" Round
Gas Connection
3/4"
Height
23.63 in.
Liquid Propane Pressure (Max)
14.0 WC
Liquid Propane Pressure (Min)
8.0 WC
Maximum Flow Rate
10 GPM
Maximum Gas Input
199000
Minimum Gas Input
13000
Product Weight
59 lbs.
Uniform Energy Factor (UEF)
0.95
Vent Maximum Run
1200, 840 in.
Water Connection
3/4"
Water Pressure (Max)
150 PSI
Water Pressure (Min)
15 PSI
Width
17.75 in.

Included Components

Includes Isolation Valve Kit
No
Includes Remote
Yes

Characteristics and Features

Direct Vent
Yes
Gas Connection Type
3/4" NPT
Heating Technology
Condensing
Indoor Installation
No
Vent Type
Direct Vent
Water Connection Location
Bottom
Water Connection Type
NPT

Manufacturer Technology

Recirculation
No

Electrical and Operational Information

Altitude Certification
6000 ft.
Condensing
Yes
Default Temperature
122 °F
Energy Factor
0.95
Fuel Type
Liquid Propane
Ignition Type
Electric
Max BTU Input
199000
Power Source
Hardwired
Temperature (Min)
99 °F
Voltage
120

Warranty and Product Information

ANSI Certification
Z21.10.3
Approved for Commercial Use
Yes
Certifications
AHRI, ANSI, CSA
Commercial Warranty
6 Year Heat Exchanger
Energy Star
Yes
Heat Exchanger Warranty
15-Years Limited Residential, 5-Years Limited Commercial
Low Lead Compliant
Yes
Made in America
Yes
Manufacturer Warranty
1 Year Labor, 5 Year Parts
Mobile Home Approved
No
Outdoor Approved
Yes
Product Variation
Whole House Water Heater
SCAQMD Compliant
Yes
Title 20 Compliant
Yes
Uniform Energy Factor
0.95