Solar Thermal Cost in Kahului, HI in 2026
Most Solar Thermal projects in Kahului, HI cost between $5,500 and $10,500. The typical price is $7,500.
Solar thermal serves hot water rather than the whole electrical load, so systems are smaller.
Labour and materials in Kahului run about 25% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Panel efficiency and inverter type
- Roof complexity and mounting hardware
- Main panel upgrade if the busbar cannot take the backfeed
- Battery storage, which is priced separately
Usually included
- Panels, inverters and racking
- Design, permitting and interconnection
- Installation and commissioning
Usually extra
- Battery storage
- Roof repair or replacement before install
- Utility interconnection fees in some territories
Unit prices in Kahului, HI
| Quality tier | Cost per watt |
|---|---|
| Budget | $1.39 |
| Mid-range | $1.89 |
| High-end | $2.65 |
Solar panel installers in Kahului, HI
Businesses listed on Google near Kahului, HI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Sun King Inc
4.9(98 reviews)
365 Hoohana St, Kahului, HI 96732
Sunrun
4.4(81 reviews)
35 La'a St, Kahului, HI 96732
Rising Sun Maui
4.7(55 reviews)
269 Papa Pl Ste 18A, Kahului, HI 96732
Pacific Energy
4.9(40 reviews)
340 Ohukai Rd Ste 207, Kihei, HI 96753
WikiWiki Solar and Electric
4.6(39 reviews)
330 Hoohana St Unit B14, Kahului, HI 96732
Haleakala Solar
4.0(53 reviews)
250 Alamaha St Unit N-11, Kahului, HI 96732