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Stylized Text: Approved Modules.

First Solar Inc.
28101 Cedar Park Blvd.
Perrysburg, OH, 43551, United States


PV module registration is not a substitute for FSEC PV System Certification. The presence of a PV module on this list does not constitute certification for a PV system designed using that module. FSEC PV System Certification is a separate process that requires the use of registered modules.

For more information about FSEC PV System Certification including a list of certified systems, please visit this link.

First Solar Inc.
(602) 414-9300

Module Number Nameplate Rating
FS10-NT90-0597 FS-270 70
FS10-NT90-0598 FS-272 72.5
FS10-NT90-0599 FS-275 75
FS10-NT90-0600 FS-277 77.5
FS10-NT90-0601 FS-280 80
FS10-NT90-0602 FS-370 70
FS10-NT90-0603 FS-372 72.5
FS10-NT90-0604 FS-375 75
FS10-NT90-0605 FS-377 77.5
FS10-NT90-0628 FS-380 80
FS10-NT90-0629 FS-382 82.5
FS11-NT90-0630 FS-385 85
FS11-NT90-0631 FS-387 87.5
FS11-NT90-0632 FS-390 90
FS11-NT90-0633 FS-392 92.5
FS13-NT90-0634 FS-395 95
FS13-NT90-0635 FS-397 97.5
FS14-NT90-0636 FS-387-Plus 87.5
FS14-NT90-0637 FS-390-Plus 90
FS14-NT90-0638 FS-392-Plus 92.5
FS14-NT90-0639 FS-395-Plus 95
FS14-NT90-0640 FS-397-Plus 97.5
FS14-NT90-0641 FS-3100-Plus 100
FS14-NT90-0642 FS-3102-Plus 102.5
FS14-NT90-0643 FS-3105-Plus 105


The following four character designations are used in the FSEC PV Module Registration number to indicate:

  • FSEC - Performance tested at FSEC
  • ACTL - Performance tested at another accredited testing laboratory
  • NT90 - Not tested at FSEC; certified at 90% of nominal nameplate power in accordance with the minimum power output requirements of UL 1703
  • NTAC - Not tested at FSEC; AC PV module
"-P" Indicates a provisional registration.