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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
Q.PEAK DUO BLK M-G11S 390 390 Wp 20.00% 199.7 -0.340 0.50% 21.1 kg PERC Cool in heat, top 15%
JKM410M-6RL3 410 Wp 21.48% 214.8 -0.350 0.55% 20.8 kg PERC Space-efficient, top 5%
TEB-NEGA6ND.48-420 (Silver Grey, RAL9018) 420 Wp 15.50% 155.4 -0.290 0.40% 33.0 kg TOPCon Modest efficiency
TEB-NEGA6ND.48-425 (Silver Grey, RAL9018) 425 Wp 15.70% 157.2 -0.290 0.40% 33.0 kg TOPCon Modest efficiency
TEB-NEGA6ND.48-430 (Silver Grey, RAL9018) 430 Wp 15.90% 159.1 -0.290 0.40% 33.0 kg TOPCon Modest efficiency
TEB-NEGA6ND.48-545 (Green, RAL6001) 545 Wp 20.20% 201.6 -0.290 0.40% 33.0 kg TOPCon Modest efficiency
JKM390M-6RL3-V 390 Wp 20.43% 204.3 -0.350 0.55% 20.8 kg PERC Space-efficient, top 11%
JKM395M-6RL3-V 395 Wp 20.69% 206.9 -0.350 0.55% 20.8 kg PERC Space-efficient, top 6%
JKM400M-6RL3 400 Wp 20.96% 209.6 -0.350 0.55% 20.8 kg PERC Typical across the board
JKM400M-6RL3-V 400 Wp 20.96% 209.6 -0.350 0.55% 20.8 kg PERC Typical across the board
JKM405M-6RL3 405 Wp 21.22% 212.2 -0.350 0.55% 20.8 kg PERC Top 15% efficiency
RSM156-6-430M 430 Wp 19.80% 198.2 -0.370 0.55% 25.5 kg PERC Weak in heat
RSM156-6-435M 435 Wp 20.10% 200.5 -0.370 0.55% 25.5 kg PERC Weak in heat
RSM156-6-440M 440 Wp 20.30% 202.8 -0.370 0.55% 25.5 kg PERC Weak in heat
RSM156-6-445M 445 Wp 20.50% 205.1 -0.370 0.55% 25.5 kg PERC Weak in heat
RSM156-6-450M 450 Wp 20.70% 207.4 -0.370 0.55% 25.5 kg PERC Weak in heat
Adani Solar ASM-M10-144-520 520 Wp 20.25% 202.5 -0.370 0.55% 28.0 kg PERC Weak in heat
Adani Solar ASM-M10-144-525 525 Wp 20.44% 204.5 -0.370 0.55% 28.0 kg PERC Weak in heat
Adani Solar ASM-M10-144-530 530 Wp 20.64% 206.4 -0.370 0.55% 28.0 kg PERC Weak in heat
Adani Solar ASM-M10-144-535 535 Wp 20.83% 208.4 -0.370 0.55% 28.0 kg PERC Weak in heat
Adani Solar ASM-M10-144-540 540 Wp 21.03% 210.3 -0.370 0.55% 28.0 kg PERC Weak in heat
Adani Solar ASM-M10-144-545 545 Wp 21.22% 212.3 -0.370 0.55% 28.0 kg PERC Weak in heat
Adani Solar ASM-M10-144-550 550 Wp 21.42% 214.2 -0.370 0.55% 28.0 kg PERC Weak in heat
STP660S-D66/Wmh 660 Wp 21.20% 212.5 -0.340 0.55% 33.5 kg TOPCon Fast degradation
STP655S-D66/Wmh 655 Wp 21.10% 210.9 -0.340 0.55% 33.5 kg TOPCon Fast degradation
STP555S-C72/Vmh 555 Wp 21.50% 214.8 -0.340 0.55% 27.5 kg TOPCon Fast degradation
TSM-NE19R.70-610 610 Wp 22.60% 225.8 -0.290 0.40% 27.7 kg TOPCon Light for its class, top 5%
TSM-NE21 710W 710 Wp 22.90% 228.6 -0.290 0.40% 32.9 kg TOPCon Light for its class, top 11%
TSM-NE21 715W 715 Wp 23.00% 230.2 -0.290 0.40% 32.9 kg TOPCon Light for its class, top 10%
TSM-NE21 720W 720 Wp 23.20% 231.8 -0.290 0.40% 32.9 kg TOPCon Light for its class, top 9%
CS6L-455MS 455 Wp 21.10% 210.8 -0.340 0.55% 24.2 kg PERC Cool in heat, top 19%
CS6L-460MS 460 Wp 21.30% 213.2 -0.340 0.55% 24.2 kg PERC Space-efficient, top 9%
CS6L-465MS 465 Wp 21.50% 215.5 -0.340 0.55% 24.2 kg PERC Space-efficient, top 3%
STP405S-C54/Umhb 405 Wp 20.70% 207.4 -0.340 0.55% 21.0 kg TOPCon Modest efficiency
STP400S-C54/Umhb 400 Wp 20.50% 204.8 -0.340 0.55% 21.0 kg TOPCon Modest efficiency
STP395S-C54/Umhb 395 Wp 20.20% 202.3 -0.340 0.55% 21.0 kg TOPCon Fast degradation
STP675S-D66/Wmh 675 Wp 21.70% 217.3 -0.340 0.55% 33.5 kg TOPCon Fast degradation
STP670S-D66/Wmh 670 Wp 21.60% 215.7 -0.340 0.55% 33.5 kg TOPCon Fast degradation
STP415S-C54/Umhm 415 Wp 21.30% 212.5 -0.340 0.55% 21.0 kg TOPCon Fast degradation
STP410S-C54/Umhm 410 Wp 21.00% 210.0 -0.340 0.55% 21.0 kg TOPCon Fast degradation
STP565S-C72/Vmh 565 Wp 21.90% 218.7 -0.340 0.55% 27.5 kg TOPCon Fast degradation
STP560S-C72/Vmh 560 Wp 21.70% 216.8 -0.340 0.55% 27.5 kg TOPCon Fast degradation
STP550S-C72/Vmh 550 Wp 21.30% 212.9 -0.340 0.55% 27.5 kg TOPCon Fast degradation
TW410MAP-108-H-F 410 Wp 21.00% 210.0 -0.340 0.55% 20.5 kg PERC Light for its class, top 17%
TW415MAP-108-H-F 415 Wp 21.30% 212.5 -0.340 0.55% 20.5 kg PERC Top 8% efficiency
TW420MAP-108-H-F 420 Wp 21.50% 215.1 -0.340 0.55% 20.5 kg PERC Space-efficient, top 3%
TSM-DE18M(II)-510 510 Wp 21.20% 211.6 -0.340 0.55% 26.3 kg PERC Space-efficient, top 9%
TSM-DE18M(II)-495 495 Wp 20.50% 205.4 -0.340 0.55% 26.3 kg PERC Cool in heat, top 19%
TSM-DE18M(II)-505 505 Wp 21.00% 209.5 -0.340 0.55% 26.3 kg PERC Cool in heat, top 23%
RSM40-8-400M 400 Wp 20.80% 208.1 -0.340 0.55% 22.0 kg PERC Cool in heat, top 24%
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