To determine the best off-grid solar panel installation company ranking, the Forbes Home Improvement editorial team analyzed six major companies, with each company’s star rating determined after evaluating a variety of metrics, including:
Pricing and Availability (34%)
Pricing, including manufacturer price, Amazon price, B&H price, DC House price, EcoPowerit price and average price, in addition to mobile app availability and maximum warranty length account for 34% of the total ranking.
Product Features (19%)
Product featured like usable energy and storage capacity (in kWh), nominal voltage (in volts), charging and discharging current (calculated), continuous output power (in kW), peak output power (in kW), noise (in dB), battery life (in years) and battery charge made up 19% of the ranking.
Customer Reviews (18%)
BBB reviews as well as ratio of complaints to reviews, Trustpilot, Google and Facebook reviews were all analyzed for each solar panel installation company for 18% total.
Installation (16%)
Installation options, including manufacturer installation, third party installation, free installation and self-installation, were considered collectively for a combined 16% of the total ranking.
Customer Support Options (10%)
The editorial team analyzed all solar companies’ support options including live chat (pre-sale), phone service, FAQ page, knowledge base, community forum and blog for a total of 10% of the total ranking.
Installation Location (3%)
The option for ground-mounted, roof-mounted and wall-mounted panels made up the final 3% of the total ranking.
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