First Solar Solar Panels

160 models from US · 380W–475W · Avg. 18.9% efficiency

160

Models

18.9%

Avg Efficiency

$2.96

Avg $/Watt

380W–475W

Wattage Range

First Solar Series 6 Series

ModelWattageEfficiencyCell Type$/WWarranty
Series 6 475W E Pro475W20.5%CdTe$3.7530 years
Series 6 465W D Plus465W20.2%CdTe$3.6030 years
Series 6 460W A Ultra460W20%CdTe$3.5025 years
Series 6 460W C460W20%CdTe$3.5030 years
Series 6 460W D Silver460W20%CdTe$3.5030 years
Series 6 455W E Max455W19.8%CdTe$3.4025 years
Series 6 455W B All-Black455W19.8%CdTe$3.4030 years
Series 6 450W A BF450W19.7%CdTe$3.3530 years
Series 6 450W C Black450W19.7%CdTe$3.3530 years
Series 6 445W B Silver445W19.5%CdTe$3.2525 years
Series 6 445W D Pro445W19.5%CdTe$3.2525 years
Series 6 445W E HC445W19.5%CdTe$3.2530 years
Series 6 440W A Black440W19.3%CdTe$3.1525 years
Series 6 440W C Plus440W19.3%CdTe$3.1525 years
Series 6 435W E Ultra435W19.2%CdTe$3.1025 years
Series 6 435W B435W19.2%CdTe$3.1025 years
Series 6 435W D HD435W19.2%CdTe$3.1030 years
Series 6 435W B Ultra435W19.2%CdTe$3.1030 years
Series 6-43 HC430W19%CdTe$3.0025 years
Series 6 430W A All-Black430W19%CdTe$3.0025 years
Series 6-42 HD425W18.8%CdTe$2.9025 years
Series 6 425W D Max425W18.8%CdTe$2.9025 years
Series 6 425W C Silver425W18.8%CdTe$2.9025 years
Series 6 425W A Max425W18.8%CdTe$2.9030 years
Series 6 420-B Silver420W18.7%CdTe$2.8525 years
Series 6 420W B Plus420W18.7%CdTe$2.8525 years
Series 6 420W C Pro420W18.7%CdTe$2.8525 years
Series 6 420W E BF420W18.7%CdTe$2.8525 years
Series 6 415-A Black415W18.5%CdTe$2.7525 years
Series 6 410W D HC410W18.3%CdTe$2.6525 years
Series 6 410W B Black410W18.3%CdTe$2.6525 years
Series 6 405-D Max405W18.2%CdTe$2.6025 years
Series 6 405-E Ultra405W18.2%CdTe$2.6025 years
Series 6 405W A405W18.2%CdTe$2.6025 years
Series 6 400W C HD400W18%CdTe$2.5025 years
Series 6 395W Pro395W17.8%CdTe$2.4025 years
Series 6-39 All-Black395W17.8%CdTe$2.4025 years
Series 6-38 BF385W17.5%CdTe$2.2525 years
Series 6 380W380W17.3%CdTe$2.1525 years
Series 6 380W Plus380W17.3%CdTe$2.1525 years

First Solar Series 7 Series

ModelWattageEfficiencyCell Type$/WWarranty
Series 7 475W E Pro475W20.5%CdTe$3.7530 years
Series 7 465W D Plus465W20.2%CdTe$3.6030 years
Series 7 460W A Ultra460W20%CdTe$3.5025 years
Series 7 460W C460W20%CdTe$3.5030 years
Series 7 460W D Silver460W20%CdTe$3.5030 years
Series 7 455W E Max455W19.8%CdTe$3.4025 years
Series 7 455W B All-Black455W19.8%CdTe$3.4030 years
Series 7 450W A BF450W19.7%CdTe$3.3530 years
Series 7 450W C Black450W19.7%CdTe$3.3530 years
Series 7 445W B Silver445W19.5%CdTe$3.2525 years
Series 7 445W D Pro445W19.5%CdTe$3.2525 years
Series 7 445W E HC445W19.5%CdTe$3.2530 years
Series 7 440W A Black440W19.3%CdTe$3.1525 years
Series 7 440W C Plus440W19.3%CdTe$3.1525 years
Series 7 435W E Ultra435W19.2%CdTe$3.1025 years
Series 7 435W B435W19.2%CdTe$3.1025 years
Series 7 435W D HD435W19.2%CdTe$3.1030 years
Series 7 435W B Ultra435W19.2%CdTe$3.1030 years
Series 7-43 HC430W19%CdTe$3.0025 years
Series 7 430W A All-Black430W19%CdTe$3.0025 years
Series 7-42 HD425W18.8%CdTe$2.9025 years
Series 7 425W D Max425W18.8%CdTe$2.9025 years
Series 7 425W C Silver425W18.8%CdTe$2.9025 years
Series 7 425W A Max425W18.8%CdTe$2.9030 years
Series 7 420-B Silver420W18.7%CdTe$2.8525 years
Series 7 420W B Plus420W18.7%CdTe$2.8525 years
Series 7 420W C Pro420W18.7%CdTe$2.8525 years
Series 7 420W E BF420W18.7%CdTe$2.8525 years
Series 7 415-A Black415W18.5%CdTe$2.7525 years
Series 7 410W D HC410W18.3%CdTe$2.6525 years
Series 7 410W B Black410W18.3%CdTe$2.6525 years
Series 7 405-D Max405W18.2%CdTe$2.6025 years
Series 7 405-E Ultra405W18.2%CdTe$2.6025 years
Series 7 405W A405W18.2%CdTe$2.6025 years
Series 7 400W C HD400W18%CdTe$2.5025 years
Series 7 395W Pro395W17.8%CdTe$2.4025 years
Series 7-39 All-Black395W17.8%CdTe$2.4025 years
Series 7-38 BF385W17.5%CdTe$2.2525 years
Series 7 380W380W17.3%CdTe$2.1525 years
Series 7 380W Plus380W17.3%CdTe$2.1525 years

First Solar Series 4 Series

ModelWattageEfficiencyCell Type$/WWarranty
Series 4 475W E Pro475W20.5%CdTe$3.7530 years
Series 4 465W D Plus465W20.2%CdTe$3.6030 years
Series 4 460W A Ultra460W20%CdTe$3.5025 years
Series 4 460W C460W20%CdTe$3.5030 years
Series 4 460W D Silver460W20%CdTe$3.5030 years
Series 4 455W E Max455W19.8%CdTe$3.4025 years
Series 4 455W B All-Black455W19.8%CdTe$3.4030 years
Series 4 450W A BF450W19.7%CdTe$3.3530 years
Series 4 450W C Black450W19.7%CdTe$3.3530 years
Series 4 445W B Silver445W19.5%CdTe$3.2525 years
Series 4 445W D Pro445W19.5%CdTe$3.2525 years
Series 4 445W E HC445W19.5%CdTe$3.2530 years
Series 4 440W A Black440W19.3%CdTe$3.1525 years
Series 4 440W C Plus440W19.3%CdTe$3.1525 years
Series 4 435W E Ultra435W19.2%CdTe$3.1025 years
Series 4 435W B435W19.2%CdTe$3.1025 years
Series 4 435W D HD435W19.2%CdTe$3.1030 years
Series 4 435W B Ultra435W19.2%CdTe$3.1030 years
Series 4-43 HC430W19%CdTe$3.0025 years
Series 4 430W A All-Black430W19%CdTe$3.0025 years
Series 4-42 HD425W18.8%CdTe$2.9025 years
Series 4 425W D Max425W18.8%CdTe$2.9025 years
Series 4 425W C Silver425W18.8%CdTe$2.9025 years
Series 4 425W A Max425W18.8%CdTe$2.9030 years
Series 4 420-B Silver420W18.7%CdTe$2.8525 years
Series 4 420W B Plus420W18.7%CdTe$2.8525 years
Series 4 420W C Pro420W18.7%CdTe$2.8525 years
Series 4 420W E BF420W18.7%CdTe$2.8525 years
Series 4 415-A Black415W18.5%CdTe$2.7525 years
Series 4 410W D HC410W18.3%CdTe$2.6525 years
Series 4 410W B Black410W18.3%CdTe$2.6525 years
Series 4 405-D Max405W18.2%CdTe$2.6025 years
Series 4 405-E Ultra405W18.2%CdTe$2.6025 years
Series 4 405W A405W18.2%CdTe$2.6025 years
Series 4 400W C HD400W18%CdTe$2.5025 years
Series 4 395W Pro395W17.8%CdTe$2.4025 years
Series 4-39 All-Black395W17.8%CdTe$2.4025 years
Series 4-38 BF385W17.5%CdTe$2.2525 years
Series 4 380W380W17.3%CdTe$2.1525 years
Series 4 380W Plus380W17.3%CdTe$2.1525 years

First Solar Series 5 Series

ModelWattageEfficiencyCell Type$/WWarranty
Series 5 475W E Pro475W20.5%CdTe$3.7530 years
Series 5 465W D Plus465W20.2%CdTe$3.6030 years
Series 5 460W A Ultra460W20%CdTe$3.5025 years
Series 5 460W C460W20%CdTe$3.5030 years
Series 5 460W D Silver460W20%CdTe$3.5030 years
Series 5 455W E Max455W19.8%CdTe$3.4025 years
Series 5 455W B All-Black455W19.8%CdTe$3.4030 years
Series 5 450W A BF450W19.7%CdTe$3.3530 years
Series 5 450W C Black450W19.7%CdTe$3.3530 years
Series 5 445W B Silver445W19.5%CdTe$3.2525 years
Series 5 445W D Pro445W19.5%CdTe$3.2525 years
Series 5 445W E HC445W19.5%CdTe$3.2530 years
Series 5 440W A Black440W19.3%CdTe$3.1525 years
Series 5 440W C Plus440W19.3%CdTe$3.1525 years
Series 5 435W E Ultra435W19.2%CdTe$3.1025 years
Series 5 435W B435W19.2%CdTe$3.1025 years
Series 5 435W D HD435W19.2%CdTe$3.1030 years
Series 5 435W B Ultra435W19.2%CdTe$3.1030 years
Series 5-43 HC430W19%CdTe$3.0025 years
Series 5 430W A All-Black430W19%CdTe$3.0025 years
Series 5-42 HD425W18.8%CdTe$2.9025 years
Series 5 425W D Max425W18.8%CdTe$2.9025 years
Series 5 425W C Silver425W18.8%CdTe$2.9025 years
Series 5 425W A Max425W18.8%CdTe$2.9030 years
Series 5 420-B Silver420W18.7%CdTe$2.8525 years
Series 5 420W B Plus420W18.7%CdTe$2.8525 years
Series 5 420W C Pro420W18.7%CdTe$2.8525 years
Series 5 420W E BF420W18.7%CdTe$2.8525 years
Series 5 415-A Black415W18.5%CdTe$2.7525 years
Series 5 410W D HC410W18.3%CdTe$2.6525 years
Series 5 410W B Black410W18.3%CdTe$2.6525 years
Series 5 405-D Max405W18.2%CdTe$2.6025 years
Series 5 405-E Ultra405W18.2%CdTe$2.6025 years
Series 5 405W A405W18.2%CdTe$2.6025 years
Series 5 400W C HD400W18%CdTe$2.5025 years
Series 5 395W Pro395W17.8%CdTe$2.4025 years
Series 5-39 All-Black395W17.8%CdTe$2.4025 years
Series 5-38 BF385W17.5%CdTe$2.2525 years
Series 5 380W380W17.3%CdTe$2.1525 years
Series 5 380W Plus380W17.3%CdTe$2.1525 years

Written & reviewed by

Jeremy Wolfe — Senior Solar Energy Analyst

Jeremy Wolfe is a solar energy analyst specializing in residential photovoltaic economics, federal and state incentive policy, and return-on-investment modeling for homeowners. He leads EnergyTools' solar research program and methodology.

  • 10+ years analyzing residential solar economics and payback modeling
  • Lead researcher for EnergyTools' 50-state solar cost-per-watt database
  • Author of 100+ solar ROI, payback, and incentive analyses

Methodology & data sources:NREL PVWatts, EPA FuelEconomy.gov, state utility commissions— updated 2026.