# What is the difference between 4500 and 5500 watt water heater?

Water heater element 4500 vs 5500

The higher the BTU input and efficiency, the faster the recovery. Electric water heaters typically have one 5,500watt or two 4,500watt elements. Two lower-kilowatt elements will heat much faster than one higher-wattage element.

Also Know, what size breaker do I need for a 5500 watt water heater? Since this is a purely resistive load 5500 watts at 240 volts is 23 amps, breaker is sized at 30 amps and 10 awg wiring is used. In your case if the elements are strapped for 4500 watts draw is 18.75 amps, permanent draw loads should be sized at 80% of breaker capacity so a 20 amp breaker is limited to 16 amps.

Also Know, can you replace a 4500 Watt water heater with a 5500 Watt?

Both 4500 and 5500 watt water heaters are NOT correct if breaker is 20 amp and wire size is 12 gauge. The answer for 20 amp breaker and 12 gauge wire is to install 3500 watt elements.

Can I replace 4500 watt elements with 5500 watt elements?

When selecting element, buy same wattage or less wattage keep volts the same. It is ok to install higher watt up to 5500 on 4500 watt heater if breaker is 30 amp and wire is 10 gauge. It is ok to install lower watt: replace 4500 with 3500 as long as voltage is same.

### Should I get a 50 or 75 gallon water heater?

Typically, the rule-of-thumb is that you want a 40 gallon tank for 1 to 4 people, a 50 gallon tank for 4 to 6 people, and a 50 gallon high recovery or 75 gallon tank for 6 to 8 people. Energy consumption for 40 and 50 gallon standard water heaters is quite comparable.

### What size breaker do I need for a 4500 watt water heater?

A water heater of this type is required to be considered a continuous load meaning that the branch circuit needs to be calculated at 125% of the heater’s rated ampacity. 4500/240 = 18.75 amps, will work on a 20 amp OCPD but, 18.75*125% = 23.4 amps, requires a 25 or 30 amp circuit.

### What is a good first hour rating for a water heater?

Example: The water heater is 40 gallons, elements are 5500 watts (electric water heater) 40(gallons) x . 7(70 percent of the tank capacity) + 22.5(GPH at 80 degree rise in temp) = 50.5 gallons first hour rating. Answer. If your tank capacity is: 70% of your tank capacity is: 120 gallons 84 gallons

### What brand of water heater is the most reliable?

The Most Reliable Water Heater Brands On The Market Rheem Water Heater. A.O. Smith Water Heater. Bradford White Water Heater. Rinnai Water Heater. Ecosmart Tankless Water Heater. GE GeoSpring Water Heater. Stiebel Eltron Water Heater. Bosch Water Heater.

### How do you know if you need a new water heater?

Some signs you need a new water heater are an old unit, rusty water, not enough hot water, noise, or leaks.

### What should I look for when buying a water heater?

If you are on the hunt for a new water heater for your home or office, consider these five factors before you determine what to purchase. Fuel Source. The most common residential water heaters run with gas or electricity as their fuel source. Energy Efficiency. Storage Capacity. Space Required.

### What size water heater do I need for a family of 6?

An average family of four would use somewhere around 200-400 gallons of water per day for dishwashing, showering, washing laundry, etc. A couple living in an apartment might use half of that whereas a family of six might use up to 600 gallons per day or more.

### Can I replace a 3800 Watt water heater with a 4500 Watt?

You can buy 3800 watt elements to replace the 4500 watt units. This is commonly done when the electric is NOT 10 gauge wire with 30 amp breaker. If it is 12 gauge and 20 amp you are limited to 3800 watt elements.

### What size breaker do I need for a 3000 watt water heater?

A 3000 watt 240 volt can be operated on a 14/2 cable, 15 amp double pole breaker.

### How long can you shower with a 50 gallon water heater?

So, a fully heated, 50-gallon tank will deliver roughly 33 gallons of hot water at any given time. The average shower uses 2 gallons of water per minute, so that same 50-gallon tank is good for a little less than 17 minutes of hot water.

### What size wire do I need for 30 amp breaker?

Any circuit fused for 30 amps must use a minimum of 10 ga copper or 8 ga alu. Longer runs may require an upgrade of wire size. In your case, use at least 10 copper for your welder regardless how far it is from the breaker panel.

### What is the wattage of a 40 gallon water heater?

A 60-gallon (270-litre tank) with 4,500 watts in heating power will produce 259 litres of hot water during this first hour. A 40-gallon (180-litre tank) with heating power of 3,000 watts will provide 173 litres of hot water. A bath requires an average of 50 to 70 litres of hot water, and a shower takes 40 to 60 litres.

### What gauge wire do I need for a water heater?

Common Current and Wire Gauge Sizes Wire a hot water heater with wire that’s sized to accommodate the heater’s current requirement. For example, a 20-amp hot water heater needs 12-gauge wire, a 25-amp hot water heater requires 10-gauge wire, and a 30- to 40-amp hot water heater requires 8-gauge wire.

### What size breaker does a 40 gallon water heater need?

It may say on the side of it also. How many watts? Your average residential 30 or 40 gallon water heater is 4500 watts and usually goes on a 30 A breaker.