Years in business

> 33


Review score is above industry average of 3.96



NABCEP qualified installer


Solar panel cost calculator

Latest Penobscot Solar Design reviews

Latest review

KNWMN over 1 month

This is who you want to do business with. When you work and meet with Daryl, his integrity and knowledge will ease any anxiety you might have over what is (perhaps) a large financial decision. His product outperformed other panels offered by similar companies. The craftmanship upon installation was excellent. But most important was the piece of mind knowing I was working with a committed, trustworthy, responsible, individual.

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All Penobscot Solar Design reviews

Penobscot Solar Design prices

This installer does not publish their standard system prices on the net.

As such we have used average pricing from the installers service areas as a proxy for what this company would most likely charge for a solar system.

System size


Average cost per watt


Net cost of system

$12,655 - $15,467

Average payback time

Annual power production

9,439 kWh

Levelized cost of solar energy

Levelized cost per kWh is the cost of the solar system divided by the total number of kWh produced by a solar system over it’s lifetime.

7¢ kWh

If you don't get solar

28¢ kWh

Forecast average ME electric rates over the next 25 years

Brands sold

This installer does not publish the brands they use on the net.



615 Back Ridge Road, Penobscot ME, 04476


(click to reveal) ..0779


Penobscot Solar Design

Office locations

Select state

MAINE - Penobscot

615 Back Ridge Road, Penobscot ME, 04476

Service Types

Residential solar - Grid tied

Small commercial solar - Grid tied

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