Use Excess Solar Power To Heat Water

A second option to explore is the use of a dedicated solar thermal hot water heating system coupled with a heat pump to make the most cost effective option on the market.

Use excess solar power to heat water.

Payback on this size of system is typically 5 to 7 years. If however you ran all your hot water off your excess solar power worth 8c if you exported it you could save 12 3c kwh or 448 year. We recommend the solar iboost to provide hot water via excess pv electricity. Diy 1 3kw solar panels pv to heat water directly solar pv electric water heater duration.

Iboost features and benefits. Those areas of. With a coil from the boiler for top up on a timer. Type of electricity tariff.

Designed to automatically use excess pv power in order to increase solar energy usage. Example of a tankless water heater by rheem. Heating water with excess solar using a reliance 6 gallon tank and a sonoff switch duration. It is wireless so there are no cables to run.

Putting cost considerations aside for a minute. Most solar power households feed excess electricity back into the grid for very little financial reward. In australia there are two primary types of electricity tariffs. An ecocent is a combined hot water heat pump and cylinder.

The third way to utilise the electricity your solar pv installation is producing to heat your hot water is with an ecocent unit. I understand we could fit a hot water tank with an electrical element at the base to use the excess solar generated electricity via an intelligent switch. Solaredge s smart energy products allow users to decrease their electricity bills improve energy independence and enjoy automatic on the go device control. One solar panel would be enough to power a traditional storage hot water heater throughout a day as this is the most inefficient appliance used in most homes.

The above system would use 10kwh day x 365days 3650 kw year. We don t have an immersion heater or hot water tank of any description. This increases to over 120 if you use oil or lpg to heat your water. At the t33 rate of 20 3 cents your hot water would cost 759 year.

An ecocent is a replacement for your hot water tank and will generate your hot water all year round using a minimum of electricity. Most hot water systems are able to comfortably run off tariff 33.