Solar Water Heating
A simple, but important first step towards big energy savings.
Did you know most homes in Hawaii largest energy hog is the electric water heater especially if you don’t have air conditioning or a swimming pool? A solar water heating system harnesses the sun’s energy to heat water, so your water heater uses less electricity to do the same work. You'll save energy and save money onyour electric bill for years to come!
Find out all you need to know about solar water heating on our resources page.
Start saving up to 40%
For families of four or more, installing a solar water heater can save you up to 40% on your electric bill (around $600) per year. With those savings, imagine what you could buy with that extra money: 15 bikinis, 800 lbs. of rice, 750 malasadas or 200 pairs of slippers!
Use our solar water heating savings calculator to find out what your family and home could save.
Solar water heating can be affordable with Hawaii Energy. If you are purchasing a brand new system or need to upgrade your current 15-year-old system, here are two options:
- Get an Instant Rebate: With Hawaii Energy’s rebate of $750 + state and federal tax credits, you can get solar water heating for under $3,000.
- Hot Water, Cool Rates: We can help you finance a new solar water heating system with a zero to low interest loan through one of our participating lenders.Apply for a $750 Hawaii Energy rebate (credit) towards a new loan.
For a sample of system cost and savings, visit our Solar Water Heating Costs page.
Support local and choose one of our qualified Participating Contractors for installations and proper maintenance of your solar water heating system.
Our Participating Contractors are pre-qualified and must abide by strict standards within our Clean Energy Ally Program, which include being insured, licensed and in good standing with the Better Business Bureau. We randomly select systems to ensure they pass our inspections.
Tools & Resources
Can I Afford Solar Water Heating?
Solar Water Heating can be affordable by taking advantage of Hawaii Energy’s rebates.Affordability
Maintaining your system
Already have a solar water heater? Proper maintenance is key and rebates always help!Learn more
Solar Water Heating Resources
All you need to know about solar water heating.Learn more