Latest revision as of 22:35, 30 August 2022

Operates at much higher pressure - 600-1800 PSI. COP is 4. [1]

Sourcing

SanCO [2]. Down to -20F. 5x more efficient than electric heat for water heating. Appears workable, ROI in 5 years, [3]. $5600 for a hot water heater. [4]
Goes down to -4F [5]

There are heat pump water heaters available. This one uses backup resistive (1.5kw) and heat pump (2.2kW) heating. It's a hybrid heater. [6]

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 *SanCO [https://www.smallplanetsupply.com/sanc02]. Down to -20F.  5x more efficient than electric heat for water heating. Appears workable, ROI in 5 years, [https://www.smallplanetsupply.com/sanc02]. $5600 for a hot water heater. [https://skipthewarehouse.com/sanco2-83-gallon-high-efficient-heat-pump-water-heater-system?network=g&device=c&keyword=&campaign=935233147&adgroup=pla-296674483171&gclid=CjwKCAjw6raYBhB7EiwABge5KgyVJ3TFY5bRDeZWtiBsd9HzPB8U2dOKQQv4oong_qoQdgWASOdLbBoCx60QAvD_BwE]
 *Goes down to -4F [https://lyncbywatts.com/our-story/news-and-events/introducingaegis]
+=Other=
+*There are heat pump water heaters available. This one uses backup resistive (1.5kw) and heat pump (2.2kW) heating. It's a hybrid heater. [https://www.supplyhouse.com/Stiebel-Eltron-233059-Accelera-300-E-80-Gallon-Hybrid-Electric-Heat-Pump-Water-Heater-10-Year-Warranty?utm_source=google_ad&utm_medium=Shopping_ntm&utm_campaign=Shopping_NTM_New_users&gclid=CjwKCAjw6raYBhB7EiwABge5KpOxuwLmWGm_yQeoZL_Ih3niY2VP9odvT4cKEF9uICL4ntZYngSOXxoCmFIQAvD_BwE]