Tankless Water Heater Kwh Usage

A family consisting of 3 to 4 members will need to spend 55 dollars a family consisting of more than 5 members need to spend 77 to 88 each.

Tankless water heater kwh usage. Click calculate to find the energy consumption of a water heater using 4000 watts for 3 hours a day 0 10 per kwh. Either a gas burner or an electric element heats the water. A gallon of propane just costs 2 20 each. You can come up with a cost estimate by multiplying the number of watts your heater uses by the price you pay per kwh by the number of hours the heater is active per day then dividing by 1 000.

A typical water heater will use around 4000 watts. The comparison assumes a storage tank water heater as the input type. Enter how many hours the device is being used on average per day if the power consumption is lower than 1 hour per day enter as a decimal. Hours used per day.

When a hot water tap is turned on cold water travels through a pipe into the unit. 64 energy factor 0 92 electric 0 61 gas energy cost 0 06 per kwh 60 per therm. You don t need to wait for a storage tank to. Tankless water heaters heat water directly without the use of a storage tank.

While tankless water heaters run more efficiently than storage tank water heaters replacing a tank water heater with a tankless can be expensive and the payback time can be longer than the warranty. Quantity of water heaters to be purchased unit s 1 unit see assumptions for various daily water use totals. As a result tankless water heaters deliver a constant supply of hot water. Average daily usage gallons per day gallons.