| Grid Tie Inverter 2000W+ Weekly Retailer Price | | Brand | High | Low | Average | AvgChg | AvgChg% | | All Brands | 0.900 | 0.027 | 0.109 |  0.004 | 3.81% | | 1-Phase | 0.869 | 0.180 | 0.229 | 0.006 | 2.69% | | 3-Phase | 0.405 | 0.027 | 0.066 |  -0.009 | -12% | | SMA | 0.623 | 0.118 | 0.187 | 0.001 | 0.54% | | Fronius | 0.900 | 0.182 | 0.232 | 0.001 | 0.43% | | Unit: US$ / Watt | Last Update: 2018-05-21 |
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| Grid-Tie Solar System Weekly Retailer Price | | Brand | High | Low | Average | AvgChg | AvgChg% | | All Brands | 3.568 | 1.372 | 1.953 |  0 | 0% | | Unit: US$ / Watt | Last Update: 2018-05-21 |
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| Solar Panel / Solar Module 120W+ Weekly Retailer Price | | Brand | High | Low | Average | AvgChg | AvgChg% | | All Brands | 2.760 | 0.580 | 0.693 | -0.006 | -0.86% | | Poly Module | 1.548 | 0.580 | 0.629 | -0.004 | -0.63% | | Mono Module | 1.426 | 0.674 | 0.729 | -0.007 | -0.95% | | Trina | 1.090 | 1.050 | 1.055 | 0 | 0% | | Canadian | 1.548 | 0.650 | 0.714 | -0.001 | -0.14% | | Jinko | 0.930 | 0.650 | 0.686 | 0.003 | 0.44% | | Pansonic | 1.300 | 1.015 | 1.045 | -0.064 | -5.77% | | REC | 0.680 | 0.660 | 0.663 | 0 | 0% | | Sharp | 1.260 | 1.160 | 1.173 | 0 | 0% | | LG | 1.640 | 0.900 | 0.993 | 0 | 0% | | Hanwha | 0.986 | 0.625 | 0.683 | -0.196 | -22.3% | | Samsung | 1.550 | 1.170 | 1.211 | 0 | 0% | | Hyundai | 1.160 | 0.780 | 0.843 | -0.308 | -26.76% | | BenQ | 2.640 | 1.000 | 1.107 | 0 | 0% | | Unit: US$ / Watt | Last Update: 2018-05-21 |
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| Solar Module Retailer Prices are updated on Monday.
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| Solar System and Inverter Retailer Prices are updated on Friday.
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