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Best panels for hot climates

Ranked by Pmax temperature coefficient, least negative first. Panels run 20 to 50 degrees hotter than the air around them, so this is the figure that decides summer output. 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
Solarwatt Panel vision GM 3.0 pure 370 Wp 370 Wp 19.90% 197.6 -0.340 - 25.0 kg PERC Heavy for its class
Solarwatt Panel vision GM 3.0 pure 375 Wp 375 Wp 20.20% 200.3 -0.340 - 25.0 kg PERC Degradation not published
Solarwatt Panel vision GM 3.0 pure 380 Wp 380 Wp 20.40% 202.9 -0.340 - 25.0 kg PERC Degradation not published
Solarwatt Panel vision GM 3.0 pure 385 Wp 385 Wp 20.70% 205.6 -0.340 - 25.0 kg PERC Top 6% efficiency
Techwise Solar TW-610HT-590 590 Wp 20.85% 208.5 -0.340 0.55% 29.9 kg PERC Needs more roof
Techwise Solar TW-610HT-595 595 Wp 21.02% 210.2 -0.340 0.55% 29.9 kg PERC Typical across the board
Techwise Solar TW-610HT-600 600 Wp 21.20% 212.0 -0.340 0.55% 29.9 kg PERC Light for its class, top 14%
Techwise Solar TW-610HT-605 605 Wp 21.38% 213.8 -0.340 0.55% 29.9 kg PERC Light for its class, top 12%
Techwise Solar TW-610HT-610 610 Wp 21.55% 215.5 -0.340 0.55% 29.9 kg PERC Light for its class, top 7%
Gamko New Energy GKA210M120-600 BI 600 Wp 21.20% 212.0 -0.340 0.46% 28.0 kg PERC Light for its class, top 1%
Gamko New Energy GKA210M132-655 BI 655 Wp 21.09% 210.9 -0.340 0.45% 34.0 kg PERC Slow degradation, top 19%
Heckert Solar NeMo 4.2 80 M 395 397 Wp 20.30% 203.8 -0.340 - 21.0 kg - Degradation not published
Heckert Solar NeMo 4.2 80 M 400 403 Wp 20.50% 206.9 -0.340 - 21.0 kg - Degradation not published
RS545S8-144GA BI 545 Wp 21.10% 211.0 -0.340 0.45% 32.5 kg PERC Heavy for its class
RS550S8-144GA BI 550 Wp 21.30% 212.9 -0.340 0.45% 32.5 kg PERC Heavy for its class
RS555S8-144GA BI 555 Wp 21.50% 214.8 -0.340 0.45% 32.5 kg PERC Top 18% efficiency
RS535S8-144GA BI 535 Wp 20.70% 207.1 -0.340 0.45% 32.5 kg PERC Heavy for its class
RS540S8-144GA BI 540 Wp 20.90% 209.0 -0.340 0.45% 32.5 kg PERC Heavy for its class
AE580ME-120BD BI 580 Wp 20.52% 205.2 -0.340 0.55% 35.0 kg TOPCon Needs more roof
AE ME-120-580 580 Wp 20.52% 205.2 -0.340 0.55% 29.0 kg TOPCon Needs more roof
AE585ME-120BD BI 585 Wp 20.70% 207.0 -0.340 0.55% 35.0 kg PERC Modest efficiency
AE590ME-120BD BI 590 Wp 20.87% 208.7 -0.340 0.55% 35.0 kg TOPCon Modest efficiency
AE595ME-120BD BI 595 Wp 21.05% 210.5 -0.340 0.55% 35.0 kg PERC Heavy for its class
AE600ME-120BD BI 600 Wp 21.23% 212.3 -0.340 0.55% 35.0 kg PERC Heavy for its class
Amerisolar AS-8M132-HC-660W 660 Wp 21.25% 212.5 -0.340 0.60% 34.0 kg PERC Fast degradation
Sunman SMF520J-12X12UW 520 Wp 19.30% 193.4 -0.340 0.55% 7.7 kg PERC Lightest in its segment
Amerisolar AS-8M132-HC-640W 640 Wp 20.60% 206.0 -0.340 0.60% 34.0 kg PERC Fast degradation
Amerisolar AS-8M132-HC-645W 645 Wp 20.76% 207.6 -0.340 0.60% 34.0 kg PERC Fast degradation
Amerisolar AS-8M132-HC-665W 665 Wp 21.41% 214.1 -0.340 0.60% 34.0 kg PERC Fast degradation
Amerisolar AS-8M132-HC-655W 655 Wp 21.09% 210.9 -0.340 0.60% 34.0 kg PERC Fast degradation
Amerisolar AS-8M132-HC-650W 650 Wp 20.92% 209.2 -0.340 0.60% 34.0 kg PERC Fast degradation
Hounen Solar HNM8-TPLDD132-660/M BI 660 Wp 21.25% 212.5 -0.340 0.48% 38.5 kg - Heavy for its class
Hounen Solar HNM8-TPLDD132-650/M BI 650 Wp 20.92% 209.2 -0.340 0.48% 38.5 kg - Heavy for its class
Hounen Solar HNM8-TPLDD132-655/M BI 655 Wp 21.09% 210.9 -0.340 0.48% 38.5 kg - Heavy for its class
Hounen Solar HNM8-TPLDD132-670/M BI 670 Wp 21.57% 215.7 -0.340 0.48% 38.5 kg - Space-efficient, top 16%
Depozit Solar CS7L-585MS 585 Wp 20.70% 206.7 -0.340 0.55% 31.0 kg PERC Needs more roof
Depozit Solar CS7L-590MS 590 Wp 20.80% 208.5 -0.340 0.55% 31.0 kg PERC Modest efficiency
Depozit Solar CS7L-595MS 595 Wp 21.00% 210.2 -0.340 0.55% 31.0 kg PERC Typical across the board
Depozit Solar CS7L-600MS 600 Wp 21.20% 212.0 -0.340 0.55% 31.0 kg PERC Typical across the board
Depozit Solar CS7L-605MS 605 Wp 21.40% 213.8 -0.340 0.55% 31.0 kg PERC Typical across the board
Depozit Solar CS7L-610MS 610 Wp 21.60% 215.5 -0.340 0.55% 31.0 kg PERC Top 18% efficiency
Depozit Solar CS7L-615MS 615 Wp 21.70% 217.3 -0.340 0.55% 31.0 kg PERC Space-efficient, top 8%
Hounen Solar HNM8-TPLDD132-665/M BI 665 Wp 21.41% 214.1 -0.340 0.48% 38.5 kg - Heavy for its class
Heliene 156HC-565 M10 SL BIFACIAL BI 565 Wp 20.20% 202.2 -0.340 0.50% 31.0 kg PERC Modest efficiency
Heliene 144HC-550 M10 SL BIFACIAL BI 550 Wp 21.30% 212.8 -0.340 0.50% 29.2 kg PERC Typical across the board
Heliene 144HC-545 M10 SL BIFACIAL BI 545 Wp 21.10% 210.9 -0.340 0.50% 29.2 kg PERC Top 20% efficiency
Heliene 156HC-595 M10 SL BIFACIAL BI 595 Wp 21.30% 212.9 -0.340 0.50% 31.0 kg PERC Typical across the board
Heliene 156HC-590 M10 SL BIFACIAL BI 590 Wp 21.10% 211.2 -0.340 0.50% 31.0 kg PERC Typical across the board
Heliene 156HC-585 M10 SL BIFACIAL BI 585 Wp 20.90% 209.4 -0.340 0.50% 31.0 kg PERC Modest efficiency
Heliene 156HC-580 M10 SL BIFACIAL BI 580 Wp 20.80% 207.6 -0.340 0.50% 31.0 kg PERC Needs more roof
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