| Brand Name | Trade Names | Model Number | Energy Factor |
| A.O. SMITH WATER PRODUCTS CO. | A.O.Smith 505 | ATI-505 | 0.82 |
| A.O. SMITH WATER PRODUCTS CO. | A.O. Smith 505 | ATO-505 | 0.82 |
| AMERICAN WATER HEATER COMPANY | American 505 | ATI-505-I | 0.82 |
| AMERICAN WATER HEATER COMPANY | American 505 | GT-505-E | 0.82 |
| BOSCH WATER HEATING | Pro Tankless | 635ES | 0.85 |
| BOSCH WATER HEATING | Pro Tankless | 635ESO | 0.85 |
| BRADFORD WHITE CORPORATION | Bradford White Ever Hot | IGE-199R | 0.82 |
| GENERAL ELECTRIC | null | GN75DNSRSA | 0.82 |
| GENERAL ELECTRIC | null | GN75ENSRSA | 0.82 |
| GENERAL ELECTRIC | null | GN94DNSRSA | 0.82 |
| GENERAL ELECTRIC | null | GN94DNSRSA | 0.82 |
| GENERAL ELECTRIC | null | GN94ENSRSA | 0.82 |
| GENERAL ELECTRIC | null | GN94ENSRSA | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem-Ruud | GT-199DV-N | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Paloma | PH-25CIFSN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Paloma | PH-25COFN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Paloma | PTG-74PVN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Paloma | PTG-74XN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG2-42PVN | 0.83 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-53DVN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-53DVP | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-53DVP | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-53PVN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-53PVP | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-74DVN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-74DVN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-74PVN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RTG-74XN | 0.82 |
| RHEEM MFG. CO., WATER HEATER DIVISION | Rheem | RUTG-74DVN | 0.82 |
| RICHMOND WATER HEATERS | Richmond | RMTG-74DVN | 0.82 |
| RINNAI CORPORATION | R53 PLUS | REU-V2520FFUD-US | 0.82 |
| RINNAI CORPORATION | R53 | REU-V2520FFU-US | 0.82 |
| RINNAI CORPORATION | R85 PLUS | REU-V2532WD-US | 0.82 |
| RINNAI CORPORATION | R85 | REU-V2532W-US | 0.82 |
| RINNAI CORPORATION | R50-LSi | REU-VA2019FFUD-US | 0.82 |
| RINNAI CORPORATION | R75-LSi | REU-VA2528FFUD(A)-US | 0.82 |
| RINNAI CORPORATION | R75-LSe | REU-VA2528WD(A)-US | 0.82 |
| RINNAI CORPORATION | R94-LSi | REU-VA2535FFUD-US | 0.82 |
| RINNAI CORPORATION | R94-LSi | REU-VA2535FFUD-US | 0.82 |
| RINNAI CORPORATION | R94-LSe | REU-VA2535WD-US | 0.82 |
| RINNAI CORPORATION | R94-LSi | REU-VA2535WD-US | 0.82 |
| RINNAI CORPORATION | V53e | REU-VAM1620W-US | 0.82 |
| RUUD WATER HEATER DIVISION | Ruud | RTG2-42PVN | 0.83 |
| RUUD WATER HEATER DIVISION | Ruud | RTG-74DVN | 0.82 |
| RUUD WATER HEATER DIVISION | Ruud | RTG-74PVN | 0.82 |
| RUUD WATER HEATER DIVISION | Ruud | RTG-74XN | 0.82 |
| RUUD WATER HEATER DIVISION | Ruud | RUTG-53DVN | 0.82 |
| RUUD WATER HEATER DIVISION | Ruud | RUTG-53PVN | 0.82 |
| RUUD WATER HEATER DIVISION | Ruud | RUTG-74DVN | 0.82 |
| RUUD WATER HEATER DIVISION | Ruud | RUTG-74PVN | 0.82 |
| RUUD WATER HEATER DIVISION | Ruud | RUTG-74XN | 0.82 |
| STATE WATER HEATERS | State 505 | GTS-505-E | 0.82 |
| STATE WATER HEATERS | State 505 | GTS-505-I | 0.82 |