| Commodity Code Detail | Buyer | Description |
| 290-00-00-000-0 | 5 | ENERGY COLLECTING EQUIPMENT AND ACCESSORIES: SOLAR AND WIND |
| 290-10-00-000-0 | 5 | CELLS, SOLAR (PHOTOVOLTAIC CELLS), UNMOUNTED |
| 290-20-00-000-0 | 5 | SOLAR AIR CONDITIONING SYSTEMS AND ACCESSORIES: ABSORPTION TYPE, ETC. |
| 290-30-00-000-0 | 5 | SOLAR SPACE HEATING SYSTEMS AND ACCESSORIES |
| 290-40-00-000-0 | 5 | SOLAR HEAT COLLECTOR SYSTEMS AND ACCESSORIES |
| 290-50-00-000-0 | 5 | SOLAR HEAT COLLECTOR TRACKING SYSTEMS AND ACCESSORIES |
| 290-60-00-000-0 | 5 | SOLAR HEAT COLLECTORS, CONCENTRATING TYPE |
| 290-65-00-000-0 | 5 | SOLAR HEAT COLLECTORS, EVACUATED TUBE TYPE |
| 290-70-00-000-0 | 5 | SOLAR HEAT COLLECTORS, FLAT PLATE TYPE |
| 290-80-00-000-0 | 5 | SOLAR POWERED ELECTRICAL SYSTEMS (FOR BATTERY CHARGING, ETC.) |
| 290-82-00-000-0 | 5 | SOLAR ENERGY SYSTEMS, COMPLETE |
| 290-86-00-000-0 | 5 | SOLAR RADIANT FLUX MEASURING INSTRUMENTS (SEE ALSO 220-33) |
| 290-90-00-000-0 | 5 | SOLAR WATER HEATING SYSTEMS AND ACCESSORIES |
| 290-95-00-000-0 | 5 | WIND ELECTRICAL GENERATING SYSTEMS AND ACCESSORIES |
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