product years: 25; performance years: 30; end of warranty pct: ~87.4% at yr 30; annual degradation pct: 0.4%/yr; labor coverage: No
PVEL scorecard
2026 Top Performer. Top Performer in 6 tests in 2026
Price tier
budget
Risks to weigh
FEOC ownership questions
Specifications as stated by the manufacturer; confirm on the current datasheet and warranty document. Sources: scorecard.pvel.com
SEG Solar solar panels on the CEC certified list
216 certified models, 330–750 W, up to 24.8% efficient. Highest-efficiency models shown. See all models.
Model
Watts
Efficiency
Technology
Temp. coefficient
SEG-750-BHC-BG
750
24.8%
Mono-c-Si
-0.2794%/°C
SEG-745-BHC-BG
745
24.6%
Mono-c-Si
-0.2794%/°C
SEG-745-BTC-BG
745
24.6%
Mono-c-Si
-0.2573%/°C
SEG-645-BTC-BG
645
24.6%
Mono-c-Si
-0.2901%/°C
SEG-740-BHC-BG
740
24.4%
Mono-c-Si
-0.2794%/°C
SEG-740-BTC-BG
740
24.4%
Mono-c-Si
-0.2573%/°C
SEG-640-BTC-BG
640
24.4%
Mono-c-Si
-0.2901%/°C
SEG-735-BHC-BG
735
24.3%
Mono-c-Si
-0.2794%/°C
SEG-735-BTC-BG
735
24.3%
Mono-c-Si
-0.2573%/°C
SEG-610-BTA-BG
610
24.3%
Mono-c-Si
-0.2623%/°C
SEG-610-BTA-HV
610
24.3%
Mono-c-Si
-0.2721%/°C
SEG-560-BTC-HV
560
24.3%
Mono-c-Si
-0.2721%/°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.