Assembles modules in the U.S. (Pataskala, OH (~5 GW))
Main products
LONGi-designed modules (mostly utility format): ~540-600 W utility; limited residential, ~21-22.5%, Mono PERC / N-type
Warranty
product years: 12; performance years: 30; end of warranty pct: Check datasheet; annual degradation pct: Check datasheet; labor coverage: No
PVEL scorecard
2026 Top Performer. First-time Top Performer in 2026 (7-8 tests)
Price tier
mid
Risks to weigh
LONGi ownership share raises FEOC questions
Rare in residential.
Specifications as stated by the manufacturer; confirm on the current datasheet and warranty document. Sources: scorecard.pvel.com
Illuminate USA solar panels on the CEC certified list
6 certified models, 540–565 W, up to 22.5% efficient. Highest-efficiency models shown. See all models.
Model
Watts
Efficiency
Technology
Temp. coefficient
IL5-72HBD-565M
565
22.5%
Mono-c-Si
-0.354%/°C
IL5-72HBD-560M
560
22.3%
Mono-c-Si
-0.354%/°C
IL5-72HBD-555M
555
22.1%
Mono-c-Si
-0.354%/°C
IL5-72HBD-550M
550
21.9%
Mono-c-Si
-0.354%/°C
IL5-72HBD-545M
545
21.7%
Mono-c-Si
-0.354%/°C
IL5-72HBD-540M
540
21.5%
Mono-c-Si
-0.354%/°C
Choosing equipmentA well-installed mid-tier system beats a premium brand installed badly. Ask quotes to name exact models, compare warranties in writing, and check that the company backing a 25-year warranty is financially healthy. Compare your quotes.