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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
Jetion JT720SPt(B) BI 720 Wp 23.20% 231.8 -0.290 0.40% 36.7 kg TOPCon Light for its class, top 21%
Jetion JT580SZk(B) BI 580 Wp 22.20% 222.0 -0.240 0.30% 32.6 kg HJT Typical across the board
Resun Solar RS8I575M-BD BI 575 Wp 22.30% 222.6 -0.300 0.50% 28.6 kg TOPCon Fast degradation
Jetion JT600SZk(B) BI 600 Wp 23.00% 229.6 -0.240 0.30% 32.6 kg HJT Typical across the board
Resun Solar RS8I-555M-F30 555 Wp 21.50% 214.8 -0.390 0.50% 27.2 kg - Weak in heat
Resun Solar RS8I-560M-F30 560 Wp 21.70% 216.8 -0.390 0.50% 27.2 kg - Weak in heat
Resun Solar RS8I 575M-F30 575 Wp 22.30% 222.6 -0.390 0.50% 27.2 kg - Weak in heat
Resun Solar RS8H-M-BD-595W 595 Wp 22.03% 220.3 -0.290 0.50% 29.1 kg TOPCon Fast degradation
Resun Solar RS8H-M-625 625 Wp 23.14% 231.4 -0.290 0.50% 29.1 kg TOPCon Fast degradation
Resun Solar RS8H-M-630 630 Wp 23.32% 233.2 -0.290 0.50% 29.1 kg TOPCon Fast degradation
Jetion JT570SSt(B) BI 570 Wp 22.10% 220.7 -0.290 0.40% 31.0 kg TOPCon Typical across the board
Jetion JT575SSt(B) BI 575 Wp 22.20% 222.6 -0.290 0.40% 31.0 kg TOPCon Typical across the board
Resun Solar RS8H-M-BD BI 535 Wp 22.53% 225.3 -0.300 0.50% 25.0 kg TOPCon Fast degradation
Resun Solar RS8H-M-480 480 Wp 20.21% 202.1 -0.350 0.50% 26.3 kg TOPCon Modest efficiency
Resun Solar RS8H-M-485 485 Wp 20.42% 204.2 -0.350 0.50% 26.3 kg TOPCon Modest efficiency
Resun Solar RS8H-M-510 510 Wp 21.48% 214.8 -0.350 0.50% 26.3 kg TOPCon Weak in heat
Resun Solar RS8K-M-FB-470 470 Wp 21.78% 217.8 -0.300 0.50% 23.6 kg TOPCon Fast degradation
Resun Solar RS8K-M-FB-475 475 Wp 22.01% 220.1 -0.300 0.50% 23.6 kg TOPCon Fast degradation
Resun Solar RS8I-M-BD TOPCON 630 Wp 23.32% 233.2 -0.290 0.50% 29.1 kg TOPCon Fast degradation
Resun Solar RS8I585M-F30 585 Wp 22.65% 226.5 -0.290 0.50% 27.2 kg TOPCon Fast degradation
Resun Solar RS8K-M-470 470 Wp 21.78% 217.8 -0.300 0.50% 23.9 kg TOPCon Fast degradation
Resun Solar RS8K-M-475 475 Wp 22.01% 220.1 -0.300 0.50% 23.9 kg TOPCon Fast degradation
Resun Solar RS8V-M TOPCON-420W 420 Wp 21.51% 215.1 -0.300 0.40% 21.5 kg TOPCon Needs more roof
Resun Solar RS8V-M TOPCON-425W 425 Wp 21.76% 217.6 -0.300 0.40% 21.5 kg TOPCon Typical across the board
Resun Solar RS8V-M TOPCON-430W 430 Wp 22.02% 220.2 -0.300 0.40% 21.5 kg TOPCon Typical across the board
Resun Solar RS8V420M-FB 420 Wp 21.51% 215.1 -0.350 0.50% 21.5 kg TOPCon Weak in heat
Resun Solar RS8V-M-DG BI 440 Wp 22.53% 225.3 -0.300 0.50% 23.8 kg TOPCon Top 7% efficiency
Resun Solar RS8V425M-FB 425 Wp 21.76% 217.6 -0.350 0.50% 21.5 kg TOPCon Weak in heat
Resun Solar RS8V-M-DG-415 BI 415 Wp 21.25% 212.5 -0.300 0.50% 23.8 kg TOPCon Fast degradation
Resun Solar RS8L-M-DG-595 BI 595 Wp 21.29% 212.9 -0.300 0.50% 32.9 kg TOPCon Modest efficiency
Resun Solar RS8H-M-DG BI 535 Wp 22.53% 225.3 -0.300 0.50% 28.9 kg TOPCon Fast degradation
Resun Solar RS8I-M TOPCON-425 425 Wp 21.27% 212.7 -0.300 0.50% 22.3 kg TOPCon Fast degradation
Resun Solar RS8I-M TOPCON-430 430 Wp 21.52% 215.2 -0.300 0.50% 22.3 kg TOPCon Fast degradation
Resun Solar RS8I-M TOPCON-435 435 Wp 21.77% 217.7 -0.300 0.50% 22.3 kg TOPCon Fast degradation
Resun Solar RS8I-M TOPCON-440 440 Wp 22.02% 220.2 -0.300 0.50% 22.3 kg TOPCon Fast degradation
Resun Solar RS8I-M TOPCON-455 455 Wp 22.77% 227.7 -0.300 0.50% 22.3 kg TOPCon Fast degradation
Resun Solar RS7I-450M-BD BI 450 Wp 20.70% 207.0 -0.390 0.50% 25.5 kg - Weak in heat
Resun Solar RS7I-455M-BD BI 455 Wp 20.93% 209.3 -0.390 0.50% 25.5 kg - Weak in heat
Resun Solar RS8K-M-DG BI 485 Wp 22.47% 224.7 -0.300 0.50% 26.3 kg TOPCon Fast degradation
Resun Solar RS8V-M 410 Wp 21.00% 210.0 -0.350 0.50% 21.5 kg - Typical across the board
Resun Solar RS8I-M-DG-550 BI 550 Wp 21.29% 212.8 -0.300 0.50% 31.5 kg TOPCon Needs more roof
Resun Solar RS9H-M-705 705 Wp 22.70% 227.0 -0.300 0.50% - TOPCon Fast degradation
Resun Solar RS9H-M-710 710 Wp 22.86% 228.6 -0.300 0.50% - TOPCon Fast degradation
Resun Solar RS9H-M TOPCON-720 720 Wp 23.18% 231.8 -0.300 0.50% 32.3 kg TOPCon Fast degradation
Resun Solar RS9H-M-715 715 Wp 23.02% 230.2 -0.300 0.50% - TOPCon Fast degradation
Resun Solar RS9H-M-720 720 Wp 23.18% 231.8 -0.300 0.50% - TOPCon Fast degradation
Resun Solar RS6S330P 330 Wp 17.01% 170.1 -0.390 0.50% 20.5 kg - Slow degradation, top 19%
Jetion JT645SIk(B) BI 645 Wp 22.80% 227.9 -0.240 0.30% 35.3 kg HJT Typical across the board
Resun Solar RS9V-M-DG-555 BI 555 Wp 21.71% 217.1 -0.300 0.50% 31.2 kg TOPCon Fast degradation
Resun Solar RS9V-M-DG-560 BI 560 Wp 21.91% 219.1 -0.300 0.50% 31.2 kg TOPCon Fast degradation
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