This HPWH made by Rheem requires only a 120VAC wall outlet. It requires a plastic condensate drain tube. It uses about 350 to 450 Watts. Theirs drew 65 kWh for the month of August. Their electric resistance water heater used 290 kWh average per month. The water heater cost $2533.00 from Home Depot.
This article explains how the tank stores water at higher temperature – 140 deg F, then mixes it down to 120 deg before it goes to the home.
Our New 120-Volt Plug-In Heat Pump Water Heater Is One of the First in the Country
