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Tankless Water Heater Condensing Ultra-Low NOx Indoor 199,000 BTU Liquid Propane

Tankless Water Heater Condensing Ultra-Low NOx Indoor 199,000 BTU Liquid Propane

Tankless Water Heater Condensing Ultra-Low NOx Indoor 199,000 BTU Liquid Propane

Model # GTS-540X3-PIH
ENERGY STAR
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State products are available through independent plumbing contractors.
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Product Description

The GTS-540X3 series is well suited for residential applications. State Water Heaters have combined water heating and treatment in a product designed to revolutionize tankless water heating. Our new condensing gas tankless line features X3™ Scale Prevention Technology to last three times longer than other tankless models without X3™ Technology. Complies with Ultra-Low NOx regulations. The GTS-540X3 utilizes commercial grade copper alloy for the heat exchanger tubing. Certified up to 10,100 ft. altitude.

The GTS-540X3-PIH is well suited for residential applications. State Water Heaters hasS combined water heating and treatment in a product designed to revolutionize tankless water heating. Our new condensing gas tankless line features X3™ Scale Prevention Technology to last three times longer than other tankless models without X3 Technology. Complies with Ultra-Low NOx regulations. Utilizing commercial grade copper alloy for the heat exchanger tubing, the GTS-540X3 is also suitable for heavier residential usages such as space heating or domestic recirculation systems. Certified up to 10,100 ft. altitude.

ENERGY STAR

Where to Buy

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State products are available through independent plumbing contractors.
Enter your city and state or zip code below to find a local installer.


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Certifications

15

year

limited warranty

0.93

Uniform Energy Factor

CSA International Low Lead Content Certification in compliance with U.S. and Canadian safety standards on gas components
AHRI Air-Conditioning, Heating and Refrigeration Institute
CSA International Design Certification The CSA Blue Star indicates the product is certified to applicable U.S. standards for appliances using gas or other petroleum fuel
NSF Certified
  • Emissions: Ultra-Low NOx
  • Maximum BTU/h: 199,000
  • UEF 0.93
  • Minimum BTU/h: 13,000
  • Limited Heat Exchanger Warranty: 15 Years
  • Limited Parts Warranty: 5 Years
  • Water Connection Location: Bottom
  • Water Connection Size: 3/4"
  • Heat Exchanger: Commercial-Grade Copper
  • Secondary Heat Exchanger: Stainless Steel
  • Voltage: 120
  • ENERGY STAR®: Yes
  • LEED Points: 1.5
  • Digital Display: Yes
  • Technology: Condensing
  • Height: 23 5/8"
  • Width: 17 3/4"
  • Depth: 11 1/4"
  • Product Weight: 59 lbs/27 kg
  • Shipping Weight: 72.9
  • Vent Type: Direct Vent
  • Vent Length: 70 feet at 3 diameter
    100 feet at 4 diameter

X3TM Scale Prevention Technology

• Extends life of unit up to 3 times longer
• No annual descaling required
• No conditioning period required when using new copper pipe
• Maintains like-new performance longer

Commercial Grade Copper Heat Exchanger

25x better heat transfer than stainless steel thus stabilizing outgoing water temperature quicker and reducing pressure drop across the heat exchanger.

Safety Features

Includes freeze, overheat, surge protection and troubleshooting diagnostic codes.

Endless Hot Water

The comprehensive line of State tankless water heaters are an excellent whole-home water heating solution that supply endless hot water.


How long would you like to enjoy a shower?

Fairfield, Connecticut 06828

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Number of minutes you can enjoy a shower before running out of hot water. Assumes a 2.2 GPM flow rate.

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minutes

Single
Shower Length

Number of minutes you can enjoy a shower before running out of hot water. Assumes a 2.2 GPM flow rate.

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Number of back-to-back showers you can take without running out of hot water. Assumes a 2.2 GPM flow rate and an 8 minute shower length.

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Showers

Back to
Back

Number of back-to-back showers you can take without running out of hot water. Assumes a 2.2 GPM flow rate and an 8 minute shower length.

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Close
Number of showers you can take at the same time without running out of hot water.Assumes a 2.2 GPM flow rate and an 8 minute shower length.

Need to view or change our assumptions? Access the advanced settings.
Showers

 At the Same Time

Number of showers you can take at the same time without running out of hot water.Assumes a 2.2 GPM flow rate and an 8 minute shower length.

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Biggest tub this water heater will fill without running out of hot water. Assumes a 5.0 GPM flow rate, and a 67% fill level.

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gallons

Maximum Tub Size

Biggest tub this water heater will fill without running out of hot water. Assumes a 5.0 GPM flow rate, and a 67% fill level.

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Number of minutes required to fill a 55 gallon tub. Assumes a 5.0 GPM flow rate and a 67% fill level.

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minutes

Time to Fill Tub

Number of minutes required to fill a 55 gallon tub. Assumes a 5.0 GPM flow rate and a 67% fill level.

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The estimated annual cost to operate this water heater in Fairfield, Connecticut.

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$ Dollars

Estimated Energy Cost

The estimated annual cost to operate this water heater in Fairfield, Connecticut.

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Many factors affect the actual performance of a water heater. This represents our closest approximation of your likely experience with this water heater in Fairfield, Connecticut, but actual performance may vary depending on factors beyond our ability to control or estimate. To view or adjust our assumptions of the most common factors that impact this product’s performance in Fairfield, Connecticut, please view the advanced settings. *Annual Estimated energy costs are estimated calculated from the energy efficiency of each water heater, your household’s estimated hot water usage & set temperature, the average groundwater temperature for your location, and residential energy prices for your location as reported by the Department of Energy and the Energy Information Administration.

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Product Features & Options

X3TM Scale Prevention Technology

• Extends life of unit up to 3 times longer
• No annual descaling required
• No conditioning period required when using new copper pipe
• Maintains like-new performance longer

Commercial Grade Copper Heat Exchanger

25x better heat transfer than stainless steel thus stabilizing outgoing water temperature quicker and reducing pressure drop across the heat exchanger.

Safety Features

Includes freeze, overheat, surge protection and troubleshooting diagnostic codes.

Endless Hot Water

The comprehensive line of State tankless water heaters are an excellent whole-home water heating solution that supply endless hot water.


Emissions: Ultra-Low NOx
Maximum BTU/h: 199,000
UEF 0.93
Minimum BTU/h: 13,000
Limited Heat Exchanger Warranty: 15 Years
Limited Parts Warranty: 5 Years
Water Connection Location: Bottom
Water Connection Size: 3/4"
Heat Exchanger: Commercial-Grade Copper
Secondary Heat Exchanger: Stainless Steel
Voltage: 120
ENERGY STAR®: Yes
LEED Points: 1.5
Digital Display: Yes
Technology: Condensing
Height: 23 5/8"
Width: 17 3/4"
Depth: 11 1/4"
Product Weight: 59 lbs/27 kg
Shipping Weight: 72.9
Vent Type: Direct Vent
Vent Length: 70 feet at 3 diameter
100 feet at 4 diameter

Certifications

15

year

limited warranty

0.93

Uniform Energy Factor

CSA International Low Lead Content Certification in compliance with U.S. and Canadian safety standards on gas components
AHRI Air-Conditioning, Heating and Refrigeration Institute
CSA International Design Certification The CSA Blue Star indicates the product is certified to applicable U.S. standards for appliances using gas or other petroleum fuel
NSF Certified
place

Where to Buy

A. O. Smith water heaters are available through your local plumbing professional.

Literature

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