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Panels with the longest warranty

Ranked by performance warranty length - the guarantee on output, which is the longer of the two terms and the one that is usually meant by "25 years". All rankings

Manufacturer
All AE Solar Jinko Solar JA Solar DAH Solar Trina Solar Canadian Solar Longi Solar Suntech Hanersun Gamko New Energy Resun Solar GCL Waaree ZNShine SunEvo Solar Vikram Solar Yingli Sunova Horay Solar Phono Solar Emmvee Techwise Solar Seraphim Heckert Solar Risen Luxen Solar Energy Astronergy DMEGC Solar N Plus Goldi Solar AIKO Talesun MY Solar JS Solar Sunlike Solar EGing PV Jolywood Huasun Huayao LEDVANCE Runergy Tongwei Luxor Solar Leapton BYD Renesola TPL Solar HT-SAAE Q-SUN Solar VSUN Hiwatt Solar Shinson Technology Philadelphia Solar DAS Solar Jetion HY SOLAR Heliene S-Energy Q-Cells Solarspace Sunpro Power AmoSolar Ulica Solar PolyCrown Solar Tech SunLink SpolarPV TCL Zhonghuan Hyundai First Solar VDS Renewable Recom Boviet Solar PVolution Sun Earth AUSTA ENERGY REC SunKean Premier Energies Isola New Energy Sunket New Energy Rarlon PV Tech Solitek Adani Solar Silfab Renewsys Axitec Gokin Hounen Solar Solarwatt Solar-Fabrik Just Solar RedSolar Tata Power Solar Lina Energy FuturaSun G-STAR Maxeon Ocean Solar CSUN Selfa Aptos Solar IBC Solar SP Enerji Exiom Neo Solar Power New East Solar Einnova Solarline Motech Amerisolar Solaria LinkSol Panasonic LG Meyer Burger Mission Solar Hansol Kensol Powitt Solar Runtech China Bruk-Bet Lu'an Solar Sharp Daxieworld Twinsel Electronic Technology Weran Solar Haitai Solar CW Enerji Mysolar USA Renew Photovoltaics Centro Energy ECODELTA Fellow Energy GL Solar Avaada Bisol Lexron Sunplus Viessmann ET Solar Jinergy Loom Solar Sonnex Energie TN Solar Vespa Solar Enerji Kyocera Navitas Solar Clelo Tech Depozit Solar Gintech HD Solar KIOTO Solar Reliance New Energy TommaTech BECSA Bauer Solar Becquer DualSun Runda Solar SOMI Sunman VEDA Solar AEET Anern Energy Beny New Energy Corab Elege Electronic Jshine Solar Technology KB Solar MSolar Mogen Solar Solar Power Vietnam YS Solar Zonergy ENCOR AKCOME KDM Kingdom Solar Kingdom Peimar Easun Power LS Solar MWG ASM AU Optronics Growatt RMCIP Tescom Solar Top Solar Wanze Energy
Active 300 Wp and up Found 13,438 panels
Model Power Efficiency Wp/m² Temp Degr. Weight Tech. Standout
CHSM66RN(DG)/F-BH-625 BI 625 Wp 23.10% 231.4 -0.290 0.40% 31.6 kg TOPCon Light for its class, top 23%
Hanersun HN21RN-54HT520W BI 520 Wp 23.40% 233.8 -0.280 0.40% 26.4 kg TOPCon Top 9% efficiency
Hanersun HN21RN-54HT530W BI 530 Wp 23.80% 238.3 -0.280 0.40% 26.4 kg TOPCon Space-efficient, top 3%
Hanersun HN21RN-54HT515W BI 515 Wp 23.20% 231.6 -0.280 0.40% 26.4 kg TOPCon Cool in heat, top 10%
JKM480N-48QL6-DV-F4-EU 480 Wp 24.02% 240.2 -0.260 0.35% 24.4 kg N-type Top 3% efficiency
JKM485N-48QL6-DV-F4-EU 485 Wp 24.27% 242.7 -0.260 0.35% 24.4 kg N-type Space-efficient, top 1%
TSM-445NED9R.28 BI 445 Wp 22.30% 222.7 -0.290 0.40% 27.0 kg TOPCon Heavy for its class
TSM-450NED9R.28 BI 450 Wp 22.50% 225.2 -0.290 0.40% 27.0 kg TOPCon Heavy for its class
JKM655N-66QL6-BDV-F4-EU BI 655 Wp 24.25% 242.5 -0.260 0.35% 32.5 kg N-type Top 22% efficiency
TSM-NED19RC.20 BI 645 Wp 23.90% 238.8 -0.290 0.40% 39.7 kg TOPCon Top 1% efficiency
GCL-NT10/72GDF-610 BI 610 Wp 23.61% 236.1 -0.290 0.40% 31.1 kg TOPCon Top 6% efficiency
GCL-NT12R/66GDF-630 BI 630 Wp 23.32% 233.2 -0.290 0.40% 32.5 kg TOPCon Top 15% efficiency
Hanersun HN21N-66HT695W BI 695 Wp 22.40% 223.7 -0.280 0.40% 37.4 kg TOPCon Cool in heat, top 19%
GCL-NT12R/66GDF-645 BI 645 Wp 23.88% 238.8 -0.290 0.40% 32.5 kg TOPCon Space-efficient, top 1%
GCL-NT12R/66GDF-650 BI 650 Wp 24.06% 240.6 -0.290 0.40% 32.5 kg TOPCon Space-efficient, top 18%
Hanersun HN21N-66HT735W BI 735 Wp 23.70% 236.6 -0.280 0.40% 37.4 kg TOPCon Top 5% efficiency
Hanersun HN21N-66HT740W BI 740 Wp 23.80% 238.2 -0.280 0.40% 37.4 kg TOPCon Space-efficient, top 2%
Hanersun HN21N-66HT745W BI 745 Wp 24.00% 239.8 -0.280 0.40% 37.4 kg TOPCon Top 1% efficiency
GCL-NT12R/54GDF-515 BI 515 Wp 23.15% 231.5 -0.290 0.40% 27.3 kg TOPCon Space-efficient, top 20%
GCL-NT12R/54GDF-520 BI 520 Wp 23.37% 233.7 -0.290 0.40% 27.3 kg TOPCon Top 11% efficiency
GCL-NT12R/48GDF BI 475 Wp 23.77% 237.7 -0.290 0.40% 24.5 kg TOPCon Space-efficient, top 3%
GCL-NT10/78GDF-665 BI 665 Wp 23.79% 237.9 -0.290 0.40% 33.6 kg TOPCon Typical across the board
GCL-NT10/72GDF-590W BI 590 Wp 22.84% 228.4 -0.290 0.40% 31.1 kg TOPCon Top 15% efficiency
GCL-NT10/72GDF-610W BI 610 Wp 23.61% 236.1 -0.290 0.40% 31.1 kg TOPCon Top 6% efficiency
Heckert Solar ZEUS 3.0 108 475W FULL BLACK BI 475 Wp 23.30% 232.7 -0.260 0.45% 25.0 kg Back Contact Fast degradation
Silfab SIL-380 NT 380 Wp 19.20% 191.9 -0.380 0.50% 21.5 kg PERC Weak in heat
Heckert Solar ZEUS 1.1-445 BI 445 Wp 22.30% 222.7 -0.280 0.45% 23.7 kg TOPCon Cool in heat, top 4%
Heckert Solar ZEUS 2.2 710 BI 710 Wp 22.90% 228.6 -0.280 0.45% 37.9 kg TOPCon Fast degradation
Heckert Solar ZEUS 2.2 715 BI 715 Wp 23.00% 230.2 -0.280 0.45% 37.9 kg TOPCon Fast degradation
Heckert Solar ZEUS 3.0+ 108 480W FULL BLACK BI 480 Wp 24.00% 240.2 -0.260 0.45% 24.2 kg Back Contact Fast degradation
Heckert Solar ZEUS 3.0+ 108 485WP BI 485 Wp 24.30% 242.7 -0.260 0.45% 24.2 kg Back Contact Fast degradation
Heckert Solar ZEUS 3.0+ 108 490WP BI 490 Wp 24.00% 240.1 -0.260 0.45% 24.8 kg Back Contact Fast degradation
Heckert Solar ZEUS 1.1-450 BI 450 Wp 22.50% 225.2 -0.280 0.45% 23.7 kg TOPCon Fast degradation
Vikram Solar PARADEA VSMDH.54.405.05 BI 405 Wp 20.74% 207.4 -0.350 0.50% 25.1 kg PERC Heavy for its class
Vikram Solar PARADEA VSMDH.54.395.05 BI 395 Wp 20.23% 202.3 -0.350 0.50% 25.1 kg PERC Heavy for its class
Vikram Solar HYPERSOL VSMDH.66.640.05 BI 640 Wp 23.69% 236.9 -0.290 0.40% 32.1 kg TOPCon Space-efficient, top 4%
JKM650N-66QL6-BDV-F4-EU BI 650 Wp 24.06% 240.6 -0.260 0.35% 32.5 kg N-type Slow degradation, top 22%
JKM660N-66QL6-BDV-F4-EU BI 660 Wp 24.43% 244.3 -0.260 0.35% 32.5 kg N-type Top 13% efficiency
JKM665N-66QL6-BDV-F4-EU BI 665 Wp 24.62% 246.2 -0.260 0.35% 32.5 kg N-type Top 6% efficiency
JKM670N-66QL6-BDV-F4-EU BI 670 Wp 24.80% 248.0 -0.260 0.35% 32.5 kg N-type Top 2% efficiency
Emmvee E570HCBG144-T BI 570 Wp 22.07% 220.7 -0.290 0.40% 32.0 kg TOPCon Heavy for its class
Emmvee E575HCBG144-T BI 575 Wp 22.26% 222.6 -0.290 0.40% 32.0 kg TOPCon Heavy for its class
Emmvee E585HCBG144-T BI 585 Wp 22.65% 226.5 -0.290 0.40% 32.0 kg TOPCon Typical across the board
Emmvee E590HCBG144-T BI 590 Wp 22.84% 228.4 -0.290 0.40% 32.0 kg TOPCon Top 15% efficiency
Emmvee E595HCBG144-T BI 595 Wp 23.03% 230.3 -0.290 0.40% 32.0 kg TOPCon Top 5% efficiency
Emmvee E600HCBG144-T BI 600 Wp 23.23% 232.3 -0.290 0.40% 32.0 kg TOPCon Top 20% efficiency
Emmvee E605HCBG144-T BI 605 Wp 23.42% 234.2 -0.290 0.40% 32.0 kg TOPCon Top 11% efficiency
Emmvee E580HCBG144-T BI 580 Wp 22.45% 224.5 -0.290 0.40% 32.0 kg TOPCon Typical across the board
GCL-NT10/72GDF-595W BI 595 Wp 23.03% 230.3 -0.290 0.40% 31.1 kg TOPCon Top 5% efficiency
GCL-NT10/72GDF-600W BI 600 Wp 23.23% 232.3 -0.290 0.40% 31.1 kg TOPCon Top 20% efficiency
Colour key Strong - top 25% of segment Typical - middle 50% Weak - bottom 25%
Reading this table

Every number is ranked

Colour and bar show where a value sits inside that panel's own segment - its cell technology at its power class - not across the whole database.

Standout says why it matters

One phrase per row, generated from whichever metric is furthest from its segment median.

A dash means no data

The manufacturer did not publish it. We never estimate a missing value - the amber triangle marks those rows.

Technologies

TOPCon HJT PERC N-type