| Grid Tie Inverter 2000W+ Weekly Retailer Price | | Brand | High | Low | Average | AvgChg | AvgChg% | | All Brands | 1.838 | 0.044 | 0.123 |  0.005 | 4.24% | | 1-Phase | 1.662 | 0.221 | 0.257 | 0.013 | 5.33% | | 3-Phase | 1.838 | 0.044 | 0.089 | 0.014 | 18.67% | | SMA | 0.623 | 0.135 | 0.199 |  -0.002 | -1% | | Fronius | 0.900 | 0.164 | 0.221 | -0.002 | -0.9% | | Unit: US$ / Watt | Last Update: 2018-12-10 |
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| Grid-Tie Solar System Weekly Retailer Price | | Brand | High | Low | Average | AvgChg | AvgChg% | | All Brands | 3.568 | 0.960 | 1.576 | -0.084 | -5.06% | | Unit: US$ / Watt | Last Update: 2018-12-10 |
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| Solar Panel / Solar Module 120W+ Weekly Retailer Price | | Brand | High | Low | Average | AvgChg | AvgChg% | | All Brands | 2.760 | 0.477 | 0.602 | 0.001 | 0.17% | | Poly Module | 1.020 | 0.477 | 0.537 | 0.001 | 0.19% | | Mono Module | 1.413 | 0.516 | 0.596 |  0 | 0% | | Trina | 1.090 | 0.745 | 0.810 | 0 | 0% | | Canadian | 1.370 | 0.516 | 0.587 | 0 | 0% | | Jinko | 0.917 | 0.547 | 0.597 | 0 | 0% | | Pansonic | 1.243 | 1.091 | 1.100 | 0 | 0% | | REC | 0.680 | 0.660 | 0.663 | 0 | 0% | | Sharp | 1.260 | 1.160 | 1.173 | 0 | 0% | | LG | 1.507 | 0.880 | 0.941 | 0 | 0% | | Hanwha | 0.986 | 0.653 | 0.695 | 0 | 0% | | Samsung | 1.550 | 1.170 | 1.211 | 0 | 0% | | Hyundai | 1.160 | 1.150 | 1.151 | 0 | 0% | | BenQ | 2.640 | 1.000 | 1.107 | 0 | 0% | | Unit: US$ / Watt | Last Update: 2018-12-10 |
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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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