Solar installer

Full Spectrum Solar

Installed solar on 75 homes since 2023 in Wisconsin. Installing since 2012. Latest install on record: December 2025.

Homes since 2023: 75
Median price: $2.98/W
Typical system: 8.7 kW
Leased or PPA: 0%

Price

Homes that bought their system from Full Spectrum Solar paid a median $2.98/W installed, and the middle half paid $2.67/W–$3.65/W (60 systems since 2023, before incentives). That's $0.94 a watt below the Wisconsin median of $3.92/W.

By state

State	Homes	Median
Wisconsin	75	$2.98/W
Californialast in 2015	0	—

Homes installed since 2023.

Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.

Price

Where it installs