Where Sunline Energy Ranks
Position among installers of home solar in each city, by installations in the most recent three years of records, and how Sunline Energy compares with the local market there.
Its strongest market is San Diego, where it accounts for 3% of the home systems with a known installer.
| City | Rank | Installations | Local share | Price vs. local median | Leased (city average) |
|---|---|---|---|---|---|
| San Diego, California | #7 | 810 | 3% | 2% lower | 0% (26%) |
| Carlsbad, California | #9 | 70 | 3% | about the same | 0% (16%) |
| Escondido, California | #9 | 70 | 2% | about the same | 0% (29%) |
What Sunline Energy Installs
- Typical system size
- 6.4 kW
- Leased or on a PPA
- 0%
- Installed with a battery
- 14%
Mostly sells systems the homeowner owns, paid in cash or with a loan.
Panel brands
- Panasonic (79%)
- HD Hyundai Energy Solutions (6%)
- Hanwha Q CELLS (3%)
Inverter brands
- Enphase Energy (86%)
- Tesla (13%)
- SolarEdge (1%)
Sunline Energy Prices Compared With the State
Median price per watt of systems the homeowner bought outright, before incentives.
| State | Sunline Energy | State median | Difference |
|---|---|---|---|
| California (2023–2025) | $4.09/W | $4.25/W | 4% lower |
Home Installations per Year
Records for the most recent year can be incomplete while utilities finish reporting.
Where Sunline Energy Installs Most
| City | Installations (2023–2025) |
|---|---|
| San Diego, CA | 810 |
| Carlsbad, CA | 70 |
| Escondido, CA | 70 |
| Chula Vista, CA | 61 |
| Poway, CA | 48 |
| La Mesa, CA | 45 |
| Oceanside, CA | 43 |
| Encinitas, CA | 39 |
| La Jolla, CA | 39 |
| San Marcos, CA | 39 |
| Vista, CA | 30 |
| Rancho Santa Fe, CA | 28 |
| Del Mar, CA | 27 |
| El Cajon, CA | 24 |
| Spring Valley, CA | 22 |
Specialist Rankings
Where Sunline Energy ranks among the companies that install the most systems with a battery or with a given inverter brand.
- Enphase Installers in San Diego, CA: #3 (587 systems)
- Enphase Installers in Escondido, CA: #5 (45 systems)
- Enphase Installers in Chula Vista, CA: #6 (45 systems)
- Enphase Installers in Oceanside, CA: #7 (37 systems)
- Solar Battery Installers in San Diego, CA: #8 (101 systems)
- Solar Battery Installers in Carlsbad, CA: #9 (11 systems)
- Solar Battery Installers in Escondido, CA: #10 (14 systems)
Other Top Installers in San Diego
The companies ranked next to Sunline Energy in San Diego, by home installations in 2023–2025.
| Company | Installations | Median price | Leased / PPA |
|---|---|---|---|
| Sunrun | 4,463 | $4.60/W | 86% |
| Baker Electric Solar | 2,016 | $5.18/W | 2% |
| Semper Solaris | 1,328 | $4.61/W | 2% |
| Tesla | 1,214 | $3.82/W | <1% |
| Bright Planet Solar | 1,187 | $6.73/W | 90% |
| Stellar Solar | 819 | $4.36/W | 0% |
Sunline Energy: Common Questions
Is Sunline Energy still in business?
Sunline Energy was still installing home solar in 2025, the latest year in the public records we use, and it is not on our list of installers that closed or went bankrupt. Records lag a year or two, so confirm before you sign: its California license (CSLB #971708) shows whether it is active, and recent Google reviews show whether it is still answering customers.
Does Sunline Energy lease solar panels or sell them?
0% of its home systems in 2023–2025 were leased or on a power purchase agreement, and 100% were bought by the homeowner. Mostly sells systems the homeowner owns, paid in cash or with a loan.
What solar panels and inverters does Sunline Energy install?
Panels: Panasonic (79%), HD Hyundai Energy Solutions (6%) and Hanwha Q CELLS (3%). Inverters: Enphase Energy (86%), Tesla (13%) and SolarEdge (1%). Shares of its home systems in 2023–2025 with a known brand.
How much does Sunline Energy charge for solar?
In California (2023–2025), homeowners who bought a system from Sunline Energy paid a median of $4.09/W before incentives — 4% lower than the state median of $4.25/W. For its typical 6.4 kW system, that is about $26,000. By city: 2% lower than the San Diego median; about the same as the Carlsbad median; about the same as the Escondido median.
Does Sunline Energy install solar batteries?
14% of its home systems in 2023–2025 included a battery. It ranks among the top battery installers in San Diego, CA, Carlsbad, CA, Escondido, CA.
Where does Sunline Energy install solar?
Most of its recent work is in San Diego (810), Carlsbad (70), Escondido (70), Chula Vista (61) and Poway (48). It is ranked in 3 cities in California.
Before You Sign With Sunline Energy
- California license: CSLB #971708 (B, C-10, C-39), issued 04/02/2012, registered to SUNLINE ENERGY INC in San Diego. It appears in the state's list of active licenses. Check its current status on the CSLB site.
- Reviews and contact details: call (858) 346-7120 (the number on its license) or see Sunline Energy on Google Maps, where recent reviews tell you more than any ranking.
- Quotes: get at least three, and compare price per watt, equipment brands and the workmanship warranty — not just the monthly payment.
Compare Sunline Energy with other installers
The San Diego ranking puts Sunline Energy next to the other companies that install the most there, with each one's price and leasing share.
Top solar installers in San Diego →Where These Numbers Come From
Source: Tracking the Sun, Lawrence Berkeley National Laboratory (2026 edition), licensed CC BY 4.0. In New York and New Jersey, recent years come from the state programs' own records (NYSERDA and New Jersey's Clean Energy Program). Company names were standardized and closures checked against news reports by Solar Power Fix. More about our methodology.