The 10 best-rated generator installers in Chapel Hill, NC average 4.9★ on Google across 3,242 reviews. Chamberlain Electrical Services LLC has the top rating (5.0★), and AstroWatt Electric has the most reviews (1,595). Updated October 26, 2026.
10 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (3,242 reviews combined) and currently operating. Request a call back and the company will phone you directly.
“Sebastian was professional and friendly. He explained everything very thoroughly cleaned up any mess that was made. The team he had with him were great too. I’ve had AstroWatt come out for several projects and am…” — Google review
“Kyle installed a generator interlock for me. He was professional, on-time and the communication was excellent. The cost was also very reasonable. I highly recommend Chamberlain Electrical!” — Google review
“I was able to schedule an appointment same day. Reed showed up within 2 hours of calling to find an appointment. I have a project scheduled for some trim and paint in a week. So I needed a quick response to relocate…” — Google review
“Benjamin came to our home to replace a fan assembly, damper assembly, and a main control board for our Whirlpool fridge/freezer. He did a great job and was helpful at educating us on the repair process for our unit.…” — Google review
“Working with the Alternative Power team has been a pleasure! Everyone has been courteous, ethical, and helpful. We would recommend Alternative Power without any reservations.” — Google review
“Eric noticed during the process of wiring a new disconnect for a new water pressure tank, that the wire size to my water heater was not to code. This had been wired by a sub contractor many years ago, but this…” — Google review
“Generator Supercenter and ALL of the support team have been a pleasure to work with. From the estimation, pre-installation, installation and follow-up, all aspects have been absolutely positive.” — Google review
“Harrison and his team are courteous, prompt & professional. Quality work with fair pricing . Guarantee the work and clean up when complete. I would highly recommend Powertech and Harrison.” — Google review
“Diego and his crew did an excellent job at our house. They mounted two TVs, installed a media box, added additional outlets, and completed some wiring work. What impressed us most is that they managed to run the wire…” — Google review
“The service technician was thorough in checking indoor and outdoor units and was able to fix the thermostat issue speedily! He also gave advise and suggestions to prevent future issues and to keep regular maintenance…” — Google review
We scan Google Maps for generator installer listings in and around Chapel Hill, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Chamberlain Electrical Services LLC has the highest Google rating on our Chapel Hill list: 5.0 out of 5 from 105 reviews (as of October 26, 2026).
AstroWatt Electric has the most Google reviews among the companies listed here: 1,595, with a 4.9★ average.
Only open Chapel Hill-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.
Also in Chapel Hill: Packing Services