ComplaintCensus

US Solar Supplier vs GoSun: most-reported complaints compared

Most-reported issues at US Solar Supplier and GoSun, according to reviewers on Trustpilot — classified by our automated reader and backed by verbatim quotes from distinct reviews. This is a side-by-side of what reviewers report, not a score, rating or recommendation for either company.

US Solar Supplier

TrustScore 3.9 · 102 reviews on Trustpilot.

99 reviews analysed, 2023-04-06 to 2026-09-17.

Complaint rate (recent window): 27%

89% of negative reviews get a company reply.

Delivery late56%
Delivery failed22%
Support unhelpful18%
Not as described11%
Support unreachable11%
“Entire order was damaged on arrival after being weeks late!”
1★ Trustpilot review, 2023-05-18

GoSun

TrustScore 4 · 201 reviews on Trustpilot.

113 reviews analysed, 2025-09-17 to 2026-09-17.

Complaint rate (recent window): 16%

94% of negative reviews get a company reply.

Faulty product44%
Delivery failed22%
Support unreachable22%
Support unhelpful22%
Delivery late17%
“It doesn't work as advertised; in fact, it doesn't work at all.”
1★ Trustpilot review, 2026-09-08

Reported on both

Issues with an evidenced category (at least two verbatim quotes) on both sides.

IssueUS Solar SupplierGoSun
Delivery late56%17%
Delivery failed22%22%
Support unhelpful18%22%
Support unreachable11%22%

Method: reviews are classified into a fixed complaint taxonomy by an automated reader; every category shown is backed by at least two verbatim quotes from distinct reviews. Figures are census classifications, not official statistics, and reflect what reviewers reported — not findings of wrongdoing by either company. Not affiliated with, endorsed by, or sponsored by Trustpilot A/S, US Solar Supplier or GoSun.