Tankless Hot Water Heater Electrical Requirements

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Tankless hot water heater electrical requirements.

Electrical requirements stiebel eltron tankless water heaters before purchasing a stiebel entron or any other electric tankless water heater please ensure that your home has sufficient electrical capacity for your desired model or that you have taken note of any upgrades that may be required. Before installing your electric tankless water heater it is very important to be sure that you have the correct amount of amps breakers and wire size not only for these units to function properly but more importantly for your safety. Today tankless water heater energy factors range between 64 and 91 for gas fired models and up to 99 for electric models. Tankless water heaters are much smaller than units with a storage tank allowing them to be wall mounted.

For a household of one or two people a tankless electric unit will probably be adequate. Similarly you may need to manipulate drywall or other surfaces in a. Determine your water flow rates. The higher the energy factor the more efficient the water heater.

If you need additional space in the panel for the circuit breaker then a quad circuit breaker may be allowed as specified by the make and model of the panel. Determine the mounting space. Installation requirements for our et 32 ep 7 0 and ep 2 4. The initial cost of a tankless water heater is greater than that of a conventional storage water heater but tankless water heaters will typically last longer and have lower operating and energy costs which could offset its higher purchase price.

How to determine the required size of a tankless hot water heater. In order to ensure your safety and qualification for the limited lifetime warranty a licensed professional must install your system. Measure your cold water temperature.