| ENERGY STAR Partner |
| Universal Solar Products |
Universal Solar Products |
| Product Category |
| Water Heaters - Solar Electric and Solar Gas |
Water Heaters - Solar Electric and Solar Gas |
| Type |
| Solar Electric |
Solar Electric |
| Brand Name |
| Universal Solar Products |
Universal Solar Products |
| Model Name |
| USP |
USP |
| Model Number |
| C120-18-EB |
B80-18 |
| Additional Model Information |
| USP,C120-18-EB, |
USP,B80-18, |
| Date Available On Market |
| June 1, 2011 |
June 1, 2011 |
| Date Certified |
| March 1, 2023 |
March 1, 2023 |
| Markets |
| United States |
United States |
| CB Model Identifier |
| ES_1034584_C120-18-EB_01062011130000_1001307 |
ES_1034584_B80-18_010620111300000043706 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
| Fuel Type |
| Solar with Electric Backup |
Solar with Electric Backup |
| Draw Pattern (Intended Usage) |
| Medium-Usage |
Low-Usage |
| Input Voltage for HPWH (V) |
| 240 |
240 |
| Solar System Type |
| Direct Thermosyphon |
Direct Thermosyphon |
| Solar Collector Type |
| Flat Plate |
Flat Plate |
| Solar Collector Panel Area |
| 53.9 sq. ft. / 5.01 sq. m. |
36 sq. ft. / 3.34 sq. m. |
| Solar Uniform Energy Factor (SUEF) |
| 99 |
99 |
| OG-300 Number |
| 2010013G |
30004376 |
| Freeze Tolerance Limit (F) |
| 39 |
39 |
| Solar Tank Volume (gallons) |
| 120 |
80 |
| Solar Type of Backup |
| Tank |
Tank |
| Solar Auxiliary Tank Volume (gallons) |
| 80 |
0 |
| Solar Auxiliary Tank Input (kW) |
| 2 |
2.4 |
| Connected Capable |
| No |
No |
| Tax Credit Eligible |
| Yes |
Yes |
