# How long does it take an electric hot water heater to heat up?

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The average gas heater takes between 30 and 40 minutes to fully heat up the water in its tank. The average electric heater takes about twice as long as the average gas heater to fully heat up the water in its tank, so you can expect it to take between an hour and an hour and 20 minutes to heat up.

## How long does it take for a 50 gallon electric water heater to heat up?

Electric Hot Water Heater Recovery

A 50-gallon hot water heater with 5,500-watt elements set to 120 degrees takes about 1 hour and 20 minutes to heat water coming in to the unit at 60 degrees.

## How long does it take for a 40-gallon electric water heater to heat up?

If you have a 40-gallon, 5500-watt electric water heater and set it to 120 degrees, it will take about an hour to an hour and 20 minutes to heat up.

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## How long does it take an 80 gallon electric water heater to heat up?

Electric Water Heaters

With a 40-gallon tank, you can expect hot water within 60 to 80 minutes. For an 80-gallon tank, you’ll have hot water in about two hours.

## How long does it take for hot water to come back?

If the previous shower lasted 15 minutes, you’re looking at about four minutes of hot water remaining. If you want to loll in your own 15-minute shower, you’ll need to wait 47 minutes before stepping in. (Gas units heat faster, so multiply by 1.9 instead of 4.3.) Use that time to iron or brush your teeth.

## Can you manually fill a hot water heater?

While an HVAC service call is the norm, you can refill your hot water tank and save the time and expense of a technician. … If the hot water heater breaker isn’t labeled, turn the main power breaker to the “off” position. In the case of gas fired water heaters, make certain that the gas selector switch is set to “pilot.”

## Why is my electric water heater not getting hot?

If an electric water heater is not producing hot water, it could be a simple problem like a blown fuse or tripped circuit breaker. Additionally, some electric water heaters have a circuit-style safety switch located near or on the thermostat.

## Why does my water heater take so long to heat up?

Why Is The Hot Water Taking So Long? … There are several reasons; the distance from the water heater, the diameter of the piping, and the flow rate of the water. The further the hot water has to flow, the longer it takes to heat up the shower faucet. This is especially true with a larger home.

## How long does it take for a 20 gallon electric water heater to heat up?

It takes a little more than an hour for the electric 20-gallon hot water tank to completely replenish itself.

## How can you tell when a hot water heater is full?

Turn off the drain valve once the water runs completely clear. Let your water tank fill up. You’ll know when your water tank is full when the hot water tap, which you turned on earlier, runs normally without any residual air coming out. Turn off the tap.

## How long does it take for a 6 gallon water heater to heat up?

If you have a 6 gallon water heater, expect it to heat at 17.8 gallons per hour and take 20 minutes to heat up. If you have a 10 gallon tank, it can take about 33 minutes to fully heat up.