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 REC Solar

Here are the PSI Ratings for modules from REC Solar, 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
1REC SolarREC280TPPolycrystalline2809.09*97
2REC SolarREC280TP Q2Polycrystalline2809.09*97
3REC SolarREC280TP Q3Polycrystalline2809.09*97
4REC SolarREC280TP BLK2 Q2Polycrystalline2809.06*97
5REC SolarREC280TP BLK2 Q3Polycrystalline2809.06*97
6REC SolarREC280TP BLK2Polycrystalline2809.06*97
7REC SolarREC275TP Q2Polycrystalline2758.94*96
8REC SolarREC275TPPolycrystalline2758.94*96
9REC SolarREC275TP Q3Polycrystalline2758.94*96
10REC SolarREC275TP BLK2 Q2Polycrystalline2758.89*96
11REC SolarREC275TP BLK2 Q3Polycrystalline2758.89*96
12REC SolarREC275TP BLK2Polycrystalline2758.89*96
13REC SolarREC270PEPolycrystalline2708.81*95
14REC SolarREC270PE Q3Polycrystalline2708.81*95
15REC SolarREC270PE-US (BLK)Polycrystalline2708.81*95
16REC SolarREC270PE-USPolycrystalline2708.81*95
17REC SolarREC270PE (BLK)Polycrystalline2708.81*95
18REC SolarREC270PE Q2Polycrystalline2708.81*95
19REC SolarREC270TPPolycrystalline2708.79*95
20REC SolarREC270TP Q3Polycrystalline2708.79*95
21REC SolarREC270TP Q2Polycrystalline2708.79*95
22REC SolarREC315PE Q3Polycrystalline3158.77*95
23REC SolarREC315PE Q2Polycrystalline3158.77*95
24REC SolarREC315PE (BLK)Polycrystalline3158.77*95
25REC SolarREC315PEPolycrystalline3158.77*95
26REC SolarREC270PE Z-LINKPolycrystalline2708.76*95
27REC SolarREC250PEPolycrystalline2508.7594
28REC SolarREC250PE (BLK)Polycrystalline2508.7594
29REC SolarREC250PE-USPolycrystalline2508.7594
30REC SolarREC250PE Q3Polycrystalline2508.7594
31REC SolarREC250PE Q2Polycrystalline2508.7594
32REC SolarREC250PE-US (BLK)Polycrystalline2508.7594
33REC SolarREC280TP BLK Q2Polycrystalline2808.75*94
34REC SolarREC280TP BLK Q3Polycrystalline2808.75*94
35REC SolarREC280TP BLKPolycrystalline2808.75*94
36REC SolarREC270TP BLK2Polycrystalline2708.74*94
37REC SolarREC270TP BLK2 Q2Polycrystalline2708.74*94
38REC SolarREC270TP BLK2 Q3Polycrystalline2708.74*94
39REC SolarREC310PE Q2Polycrystalline3108.66*93
40REC SolarREC310PE (BLK)Polycrystalline3108.66*93
41REC SolarREC310PE Q3Polycrystalline3108.66*93
42REC SolarREC310PEPolycrystalline3108.66*93
43REC SolarREC250PE-US ECOPolycrystalline2508.6493
44REC SolarREC250PE ECOPolycrystalline2508.6493
45REC SolarREC250PE(BLK) ECOPolycrystalline2508.6493
46REC SolarREC250PE Q2 ECOPolycrystalline2508.6493
47REC SolarREC250PE Q3 ECOPolycrystalline2508.6493
48REC SolarREC250PE-US(BLK) ECOPolycrystalline2508.6493
49REC SolarREC265PE (BLK)Polycrystalline2658.63*93
50REC SolarREC265PEPolycrystalline2658.63*93
51REC SolarREC265PE Q3Polycrystalline2658.63*93
52REC SolarREC265PE-USPolycrystalline2658.63*93
53REC SolarREC265PE Q2Polycrystalline2658.63*93
54REC SolarREC265PE-US (BLK)Polycrystalline2658.63*93
55REC SolarREC265TP Q3Polycrystalline2658.62*93
56REC SolarREC265TPPolycrystalline2658.62*93
57REC SolarREC265TP Q2Polycrystalline2658.62*93
58REC SolarREC275TP BLK Q3Polycrystalline2758.60*92
59REC SolarREC275TP BLK Q2Polycrystalline2758.60*92
60REC SolarREC275TP BLKPolycrystalline2758.60*92
61REC SolarREC265PE Z-LINKPolycrystalline2658.57*92
62REC SolarREC265TP BLK2 Q2Polycrystalline2658.57*92
63REC SolarREC245PE Q3Polycrystalline2458.5792
64REC SolarREC245PE Q2Polycrystalline2458.5792
65REC SolarREC245PE (BLK)Polycrystalline2458.5792
66REC SolarREC245PEPolycrystalline2458.5792
67REC SolarREC265TP BLK2 Q3Polycrystalline2658.57*92
68REC SolarREC245PE-USPolycrystalline2458.5792
69REC SolarREC265TP BLK2Polycrystalline2658.57*92
70REC SolarREC245PE-US (BLK)Polycrystalline2458.5792
71REC SolarREC245PE(BLK) ECOPolycrystalline2458.5492
72REC SolarREC245PE Q3 ECOPolycrystalline2458.5492
73REC SolarREC245PE-US(BLK) ECOPolycrystalline2458.5492
74REC SolarREC245PE Q2 ECOPolycrystalline2458.5492
75REC SolarREC245PE-US ECOPolycrystalline2458.5492
76REC SolarREC245PE ECOPolycrystalline2458.5492
77REC SolarREC325 PE72 XVPolycrystalline3258.53*92
78REC SolarREC325 PE72 XV Q2Polycrystalline3258.53*92
79REC SolarREC325 PE72 XV Q3Polycrystalline3258.53*92
80REC SolarREC305PE Q3Polycrystalline3058.52*91
81REC SolarREC305PE (BLK)Polycrystalline3058.52*91
82REC SolarREC305PEPolycrystalline3058.52*91
83REC SolarREC305PE Q2Polycrystalline3058.52*91
84REC SolarREC270TP BLK Q3Polycrystalline2708.45*90
85REC SolarREC270TP BLK Q2Polycrystalline2708.45*90
86REC SolarREC270TP BLKPolycrystalline2708.45*90
87REC SolarREC260TP Q2Polycrystalline2608.45*90
88REC SolarREC260TPPolycrystalline2608.45*90
89REC SolarREC260TP Q3Polycrystalline2608.45*90
90REC SolarREC260PE Z-LINKPolycrystalline2608.43*90
91REC SolarREC260TP BLK2 Q2Polycrystalline2608.42*89
92REC SolarREC260TP BLK2Polycrystalline2608.42*89
93REC SolarREC260TP BLK2 Q3Polycrystalline2608.42*89
94REC SolarREC240PE-USPolycrystalline2408.4189
95REC SolarREC240PE-US (BLK)Polycrystalline2408.4189
96REC SolarREC240PEPolycrystalline2408.4189
97REC SolarREC240PE (BLK)Polycrystalline2408.4189
98REC SolarREC240PE Q3Polycrystalline2408.4189
99REC SolarREC240PE Q2Polycrystalline2408.4189
100REC SolarREC260PE-USPolycrystalline2608.39*89
101REC SolarREC260PEPolycrystalline2608.39*89
102REC SolarREC260PE Q2Polycrystalline2608.39*89
103REC SolarREC260PE(BLK)Polycrystalline2608.39*89
104REC SolarREC260PE Q3Polycrystalline2608.39*89
105REC SolarREC260PE-US(BLK)Polycrystalline2608.39*89
106REC SolarREC320 PE72 XVPolycrystalline3208.39*89
107REC SolarREC320 PE72 XV Q2Polycrystalline3208.39*89
108REC SolarREC320 PE72 XV Q3Polycrystalline3208.39*89
109REC SolarREC300PE (BLK)Polycrystalline3008.38*89
110REC SolarREC300PE Q2Polycrystalline3008.38*89
111REC SolarREC300PEPolycrystalline3008.38*89
112REC SolarREC300PE Q3Polycrystalline3008.38*89
113REC SolarREC240PE-US ECOPolycrystalline2408.3788
114REC SolarREC240PE(BLK) ECOPolycrystalline2408.3788
115REC SolarREC240PE ECOPolycrystalline2408.3788
116REC SolarREC240PE Q2 ECOPolycrystalline2408.3788
117REC SolarREC240PE-US(BLK) ECOPolycrystalline2408.3788
118REC SolarREC240PE Q3 ECOPolycrystalline2408.3788
119REC SolarREC315 PE72 XV Q3Polycrystalline3158.32*87
120REC SolarREC315 PE72 XVPolycrystalline3158.32*87
121REC SolarREC315 PE72 XV Q2Polycrystalline3158.32*87
122REC SolarREC255PE Z-LINKPolycrystalline2558.30*86
123REC SolarREC265TP BLK Q2Polycrystalline2658.29*86
124REC SolarREC265TP BLKPolycrystalline2658.29*86
125REC SolarREC265TP BLK Q3Polycrystalline2658.29*86
126REC SolarREC265PE BLK2 Q3Polycrystalline2658.28*86
127REC SolarREC265PE BLK2Polycrystalline2658.28*86
128REC SolarREC265PE BLK2 Q2Polycrystalline2658.28*86
129REC SolarREC255PEPolycrystalline2558.26*86
130REC SolarREC255PE-USPolycrystalline2558.26*85
131REC SolarREC255PE Q3Polycrystalline2558.26*85
132REC SolarREC255PE(BLK)Polycrystalline2558.26*85
133REC SolarREC255PE-US(BLK)Polycrystalline2558.26*85
134REC SolarREC255PE Q2Polycrystalline2558.26*85
135REC SolarREC235PE-US (BLK)Polycrystalline2358.2485
136REC SolarREC235PE-USPolycrystalline2358.2485
137REC SolarREC235PE (BLK)Polycrystalline2358.2485
138REC SolarREC235PE Q3Polycrystalline2358.2485
139REC SolarREC235PE Q2Polycrystalline2358.2485
140REC SolarREC235PEPolycrystalline2358.2485
141REC SolarREC295PE Q3Polycrystalline2958.22*84
142REC SolarREC295PEPolycrystalline2958.22*84
143REC SolarREC295PE (BLK)Polycrystalline2958.22*84
144REC SolarREC295PE Q2Polycrystalline2958.22*84
145REC SolarREC310 PE72 XVPolycrystalline3108.21*84
146REC SolarREC310 PE72 XV Q2Polycrystalline3108.21*84
147REC SolarREC310 PE72 XV Q3Polycrystalline3108.21*84
148REC SolarREC235PE-US(BLK) ECOPolycrystalline2358.2084
149REC SolarREC235PE-US ECOPolycrystalline2358.2084
150REC SolarREC235PE Q2 ECOPolycrystalline2358.2083
151REC SolarREC235PE(BLK) ECOPolycrystalline2358.2083
152REC SolarREC235PE ECOPolycrystalline2358.2083
153REC SolarREC235PE Q3 ECOPolycrystalline2358.2083
154REC SolarREC260PE BLK2 Q3Polycrystalline2608.15*82
155REC SolarREC260PE BLK2 Q2Polycrystalline2608.15*82
156REC SolarREC260PE BLK2Polycrystalline2608.15*82
157REC SolarREC260TP BLKPolycrystalline2608.13*81
158REC SolarREC260TP BLK Q2Polycrystalline2608.13*81
159REC SolarREC260TP BLK Q3Polycrystalline2608.13*81
160REC SolarREC250PE Z-LINKPolycrystalline2508.10*80
161REC SolarREC305 PE72 XVPolycrystalline3058.08*79
162REC SolarREC305 PE72 XV Q2Polycrystalline3058.08*79
163REC SolarREC305 PE72 XV Q3Polycrystalline3058.08*79
164REC SolarREC290PE Q2Polycrystalline2908.05*77
165REC SolarREC290PEPolycrystalline2908.05*77
166REC SolarREC290PE (BLK)Polycrystalline2908.05*77
167REC SolarREC290PE Q3Polycrystalline2908.05*77
168REC SolarREC255PE BLK2 Q3Polycrystalline2558.02*76
169REC SolarREC255PE BLK2 Q2Polycrystalline2558.02*76
170REC SolarREC255PE BLK2Polycrystalline2558.02*76
171REC SolarREC300 PE72 XV Q3Polycrystalline3007.95*73
172REC SolarREC300 PE72 XVPolycrystalline3007.95*73
173REC SolarREC300 PE72 XV Q2Polycrystalline3007.95*73
174REC SolarREC285PE (BLK)Polycrystalline2857.89*70
175REC SolarREC285PE Q3Polycrystalline2857.89*70
176REC SolarREC285PE Q2Polycrystalline2857.89*70
177REC SolarREC285PEPolycrystalline2857.89*70
178REC SolarREC250PE BLK2Polycrystalline2507.83*67
179REC SolarREC250PE BLK2 Q3Polycrystalline2507.83*67
180REC SolarREC250PE BLK2 Q2Polycrystalline2507.83*67
181REC SolarREC295 PE72 XV Q3Polycrystalline2957.79*64
182REC SolarREC295 PE72 XV Q2Polycrystalline2957.79*65
183REC SolarREC295 PE72 XVPolycrystalline2957.79*65
184REC SolarREC230PE (BLK)Polycrystalline2307.5450
185REC SolarREC230PEPolycrystalline2307.5450
186REC SolarREC230PE-USPolycrystalline2307.5450
187REC SolarREC230PE-US (BLK)Polycrystalline2307.5450
188REC SolarREC225PE-USPolycrystalline2257.3639
189REC SolarREC225PE (BLK)Polycrystalline2257.3639
190REC SolarREC225PE-US (BLK)Polycrystalline2257.3639
191REC SolarREC225PEPolycrystalline2257.3639
192REC SolarREC220PE-US (BLK)Polycrystalline2207.2634
193REC SolarREC220PE (BLK)Polycrystalline2207.2634
194REC SolarREC220PEPolycrystalline2207.2634
195REC SolarREC220PE-USPolycrystalline2207.2634
196REC SolarREC215PEPolycrystalline2157.0724
197REC SolarREC215PE (BLK)Polycrystalline2157.0724
198REC SolarREC215PE-USPolycrystalline2157.0724
199REC SolarREC215PE-US (BLK)Polycrystalline2157.0724
200REC SolarREC210PE Q2Polycrystalline2106.8215
201REC SolarREC210PE Q3Polycrystalline2106.8215
202REC SolarREC210PE (BLK)Polycrystalline2106.8215
203REC SolarREC210PE-US (BLK)Polycrystalline2106.8215
204REC SolarREC210PEPolycrystalline2106.8215
205REC SolarREC210PE-USPolycrystalline2106.8215
206REC SolarREC230AE-USPolycrystalline2306.7914
207REC SolarREC230AE-US (BLK)Polycrystalline2306.7914
208REC SolarREC205PE (BLK)Polycrystalline2056.6611
209REC SolarREC205PEPolycrystalline2056.6611
210REC SolarREC205PE-US (BLK)Polycrystalline2056.6611
211REC SolarREC205PE Q3Polycrystalline2056.6611
212REC SolarREC205PE Q2Polycrystalline2056.6611
213REC SolarREC205PE-USPolycrystalline2056.6611
214REC SolarREC225AE-USPolycrystalline2256.6310
215REC SolarREC225AE-US (BLK)Polycrystalline2256.6310
216REC SolarREC220AE-USPolycrystalline2206.619
217REC SolarREC220AE-US (BLK)Polycrystalline2206.619
218REC SolarREC215AE-US (BLK)Polycrystalline2156.426
219REC SolarREC215AE-USPolycrystalline2156.426
220REC SolarREC210AE-US (BLK)Polycrystalline2106.325
221REC SolarREC210AE-USPolycrystalline2106.325
222REC SolarREC205AE-USPolycrystalline2056.134
223REC SolarREC205AE-US (BLK)Polycrystalline2056.134

* 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.