Principal Solar Institute

A community for development and installation professionals in the solar industry

The Principal Solar Institute Module Ratings

The Principal Solar Institute’s scientifically designed and certified combination of tests and performance standards provide an unbiased, comprehensive rating system – the PSI PV module rating. Seven essential characteristics related to initial and long-term PV module performance are combined to create the PSI Rating:

  • Actual Tested Maximum Power vs. Advertised
  • Temperature Coefficient at Maximum Power
  • Power at Low Irradiance to Power at High Irradiance Ratio
  • Normal Operating Cell Temperature (NOCT)
  • Total Area Efficiency
  • Negative Power Tolerance
  • Annual Power Reduction

These ratings allow you to make comparisons when analyzing PV modules and help you select the optimal PV module.

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PSI Ratings – PV Solar Modules from Tainergy Tech

Here are the PSI Ratings for modules from Tainergy Tech, calculated based on initial performance test data. If you don’t see a solar module that you are considering, contact us and we will try to add it.

Rank Manufacturer Model Type Power
(W DC)
PSI Rating Percentile
1Tainergy TechTKSG-31501Polycrystalline3159.15*97
2Tainergy TechTKSG-31001Polycrystalline3108.92*96
3Tainergy TechTKSG-30501Polycrystalline3058.84*95
4Tainergy TechTKSG-30001Polycrystalline3008.74*94
5Tainergy TechTKSG-29501Polycrystalline2958.61*93
6Tainergy TechTKSG-29001Polycrystalline2908.52*91
7Tainergy TechTKSG-28501Polycrystalline2858.29*86
8Tainergy TechTKSA-26001Polycrystalline2608.16*82
9Tainergy TechTKSG-28001Polycrystalline2808.15*82
10Tainergy TechTKSA-25501Polycrystalline2558.06*78
11Tainergy TechTKSG-27501Polycrystalline2758.05*77
12Tainergy TechTKSG-27001Polycrystalline2707.91*71
13Tainergy TechTKSA-25001Polycrystalline2507.89*70
14Tainergy TechTKSG-26501Polycrystalline2657.82*66
15Tainergy TechTKSA-24501Polycrystalline2457.63*55
16Tainergy TechTKSB-22001Polycrystalline2207.63*56
17Tainergy TechTKSG-26001Polycrystalline2607.60*54
18Tainergy TechTKSG-25501Polycrystalline2557.56*51
19Tainergy TechTKSA-24001Polycrystalline2407.52*49
20Tainergy TechTKSD-17001Polycrystalline1707.49*47
21Tainergy TechTKSC-19501Polycrystalline1957.48*47
22Tainergy TechTKSE-14501Polycrystalline1457.43*44
23Tainergy TechTKSB-21501Polycrystalline2157.38*40
24Tainergy TechTKSG-25001Polycrystalline2507.37*40
25Tainergy TechTKSA-23501Polycrystalline2357.36*39
26Tainergy TechTKSD-16501Polycrystalline1657.30*36
27Tainergy TechTKSC-19001Polycrystalline1907.28*35
28Tainergy TechTKSA-23001Polycrystalline2307.20*31
29Tainergy TechTKSB-21001Polycrystalline2107.20*30
30Tainergy TechTKSE-14001Polycrystalline1407.17*29
31Tainergy TechTKSC-18501Polycrystalline1857.09*25
32Tainergy TechTKSD-16001Polycrystalline1607.07*24
33Tainergy TechTKSA-22501Polycrystalline2257.06*24
34Tainergy TechTKSB-20501Polycrystalline2057.03*22
35Tainergy TechTKSC-18001Polycrystalline1807.00*22
36Tainergy TechTKSA-22001Polycrystalline2206.89*17
37Tainergy TechTKSB-20001Polycrystalline2006.87*16
38Tainergy TechTKSE-13501Polycrystalline1356.82*15
39Tainergy TechTKSC-17501Polycrystalline1756.78*13
40Tainergy TechTKSD-15501Polycrystalline1556.76*13
41Tainergy TechTKSE-13001Polycrystalline1306.57*9
42Tainergy TechTKSD-15001Polycrystalline1506.53*8
43Tainergy TechTKSC-17001Polycrystalline1706.30*5

* Modules denoted with an “*” use estimated values for one or more characteristics. Manufacturers can contact us to provide the missing data for these PV modules.

NOTE: PSI Ratings are based on publicly available data, and are subject to change as additional data and proprietary analyses become available for long-term performance.