This is because it tends to be quite complicated to switch from electric to gas.
Tankless electric water heater vs electric tank.
Tankless water heaters heat water directly without the use of a storage tank.
Longer useful lives than storage tank water heaters.
It uses high powered burners to rapidly heat water as it runs through a heat exchanger and deliver it directly to your faucets or shower without storing it in a tank.
Electric tankless water heaters still save homeowners around 44 per year according to the us department of energy.
All else being equal the tankless unit will use less kwh electricity than the unit with the tank because the tankless does not spend energy keeping hot water on standby.
This energy star certified titan of a tank delivers up to 72 gallons of hot water per hour dependent on tank capacity which is a rate much faster than the normal electric water heater.
Storage tank water heaters operate more simply than a tankless water heater which means there maintenance and repair costs are less.
Either a gas burner or an electric element heats the water.
Most notably a 40 gallon propane storage tank water heater can deliver the same amount of hot water as a 50 gallon electric model.
The reason is demand charge.
An electric heater is also the better option if you re looking to set up your heater immediately without a large expense.
However depending on your local electric utility s billing policy the tankless may be much more expensive to operate.
Gas and electric tankless water heaters run more efficiently than the conventional water heaters of the same fuel type.
Tankless water heaters typically last 20 to 30 years double the forecasted useful life of a storage tank water heater.
The simplicity of the storage tank water heater makes for lower cost repairs when they stop functioning properly.
We rated the annual energy consumption cost excellent for a gas.