Solar installer
P J Erwin Electric
Based at Oakland, CA 94602. Installed solar on 29 homes since 2023 in California. Installing since 2019. Latest install on record: August 2026.
- Homes since 2023
- 29
- Median price
- $4.20/W
- Typical system
- 7.5 kW
- Leased or PPA
- 0%
Price
Homes that bought their system from P J Erwin Electric paid a median $4.20/W installed, and the middle half paid $3.23/W–$4.20/W (18 systems since 2023, before incentives). That's $0.13 a watt above the California median of $4.07/W.
31% of its recent systems included a battery.
Where it installs
Counties with homes it installed since 2023, busiest first.