A.O. Smith adds recirc pump to condensing tankless

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Ashland City, Tenn. — A. O. Smith, North America’s largest manufacturer of residential and commercial water heaters, has launched a new condensing tankless water heater that features an integrated, powerful recirculation pump.

The 540P tankless model integrates a recirculation pump to provide instant hot water in residential applications with dedicated recirculation lines. The pump is easily controlled with a simple user interface and multiple pump settings, which allow for customized operation to both meet hot water needs and maximize efficiency.

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The onboard computer modulates combustion to yield an impressive Energy Factor of 0.95, while meeting ultra-low NOx gas emissions standards. As part of the condensing tankless family, the 540P model uses up to 199,000 BTU per hour, providing instant hot water while being environmentally friendly. The 540P is ENERGY STAR® qualified.

“A. O. Smith’s new 540P tankless water heater combines all of the great features of the condensing tankless series with an integrated recirculation pump to save contractors time and simplify residential installations,” said David Chisolm, vice president of marketing for A. O. Smith. “Families in multi-bath homes from Minnesota to Mississippi will enjoy instant hot water and a lower water bill.”

The 540P is built with commercial-grade materials like marine-grade 316L stainless steel, giving it an industry-leading 15-year limited warranty.


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