Takagi TK-540X3-NEH 199,000 BTU Natural Gas Outdoor Condensing Ultra-Low NOx Tankless Water Heater with X3 Technology

The TK-540X3-NEH is well-suited for residential applications. Takagi has combined water heating and treatment in a product designed to revolutionize tankless water heating. The 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 TK-540X3-NEH utilizes commercial-grade copper alloy for the heat exchanger tubing and is approved to work with an external recirculation pump and cross-over valve. Certified up to 10,100 ft. altitude.

Features:

• ENERGY STAR qualified.

• X3® Scale Prevention Technology lasts three times longer than other tankless models.

• 15-year limited heat exchanger, 5-year parts, 1-year labor warranty for residential applications.

• Commercial-grade copper alloy heat exchanger for superior heat transfer.

• Approved to work with external recirculation pump and cross-over valve.

• Complies with Ultra-Low NOx regulations of less than 14 ng/J (<20ppm).

• Condensing natural gas outdoor model.

• Remote control capability.

• Safety features include freeze, overheat, surge protection, and troubleshooting diagnostic codes.

Technical Specifications:

Dimensions & Venting: