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Condensing Ultra-Low NOx Outdoor Tankless Water Heater with X3® Technology 199,000 BTU GTS-540X3-PEH

Condensing Ultra-Low NOx Outdoor Tankless Water Heater with X3® Technology 199,000 BTU GTS-540X3-PEH

Condensing Ultra-Low NOx Outdoor Tankless Water Heater with X3® Technology 199,000 BTU GTS-540X3-PEH

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

The Proline® XE Condensing Ultra-Low NOx series with X3® Scale Prevention Technology is well suited for residential applications. State Water Heaters has 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. These tankless heaters utilize commercial grade copper alloy for the heat exchanger tubing and are approved to work with an external recirculation pump and cross-over valve. Certified up to 10,100 ft. altitude.

The GTS-540X3-PEH 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

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Enter your city and state or zip code below to find a local installer.


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Certifications

15

year

limited warranty

0.95

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
NSF Certified
  • Emissions: Ultra-Low NOx
  • Maximum BTU/h: 199,000
  • UEF 0.95
  • 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
  • Voltage: 120
  • ENERGY STAR®: Yes
  • LEED Points: 1.5
  • Remote Control: Yes
  • Technology: Condensing
  • Height: 23 5/8"
  • Width: 17 3/4"
  • Depth: 11 1/4"
  • Product Weight: 59 lbs/27 kg
  • Shipping Weight: 72.4
  • Vent Material: PVC, CPVC, PP, ABS, SS

X3® 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
• Approved to work with the integrated recirculation pump. If no dedicated recirc line, simply install a cross-over valve kit and enjoy hot water faster. Cross-over valve kit sold separately.

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

Change Location or Advanced Settings
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.

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

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

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.

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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.

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

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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.

Need to view or change our assumptions? Access the advanced settings.
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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Top Service Items



Unboxing the 240/340/540X3

 

Installation and
Installation-Related Troubleshooting

 

No Hot Water

 

Error Code 031

 

Error Code 111 and 121

 

Error Code 391

 

Error Code 441

 

Error Code 711

 

Error Code 991 and 101

 

Error Code ELC

 

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Product Features & Options

X3® 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
• Approved to work with the integrated recirculation pump. If no dedicated recirc line, simply install a cross-over valve kit and enjoy hot water faster. Cross-over valve kit sold separately.

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 0.95
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
Voltage: 120
ENERGY STAR®: Yes
LEED Points: 1.5
Remote Control: Yes
Technology: Condensing
Height: 23 5/8"
Width: 17 3/4"
Depth: 11 1/4"
Product Weight: 59 lbs/27 kg
Shipping Weight: 72.4
Vent Material: PVC, CPVC, PP, ABS, SS

Certifications

15

year

limited warranty

0.95

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
NSF Certified
place

Where to Buy

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

Literature

Tech Docs Marketing

Top Service Items



Unboxing the 240/340/540X3

 

Installation and
Installation-Related Troubleshooting

 

No Hot Water

 

Error Code 031

 

Error Code 111 and 121

 

Error Code 391

 

Error Code 441

 

Error Code 711

 

Error Code 991 and 101

 

Error Code ELC

 

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