Makers and brand names
The certified list carries 69 brand names, put there by 44 ENERGY STAR partners. A partner is the company that certified the model. One partner may list identical ratings under several brands, and 10 brands are listed by more than one partner.
Partners with a page of their own
Partners with at least five rating sets.
- A.O. Smith Corporation
Lists 456 model numbers under 13 brand names
- Rheem Sales Company, Inc.
Lists 339 model numbers under 4 brand names
- Ariston USA LLC
Lists 22 model numbers under 4 brand names
- Midea
Lists 51 model numbers under 2 brand names
- Rinnai America Corporation
Lists 25 model numbers under 1 brand name
- Vaughn Thermal Corp.
Lists 23 model numbers under 4 brand names
- Lochinvar, LLC
Lists 26 model numbers under 5 brand names
All 69 brands
| Brand | Listed by partner | Model numbers by type | Model numbers | Heater finder |
|---|---|---|---|---|
| 1HVAC | 1HVAC Energy, LLC | 2 heat pump | 2 | Filter |
| A. O. Smith | A.O. Smith Corporation Lochinvar, LLC | 61 heat pump, 59 gas tankless, 10 gas storage, 6 residential-duty commercial gas storage | 136 | Filter |
| ACIQ | 1HVAC Energy, LLC | 2 heat pump | 2 | Filter |
| AET | Alternate Energy Technologies, LLC. | 3 solar, electric backup, 1 solar, gas backup | 4 | Filter |
| Alsetria | North American HVAC Products Ltd. | 3 heat pump | 3 | Filter |
| American | A.O. Smith Corporation Lochinvar, LLC | 33 gas tankless, 31 heat pump, 7 residential-duty commercial gas storage, 4 gas storage | 75 | Filter |
| American Standard | Ariston USA LLC | 4 heat pump | 4 | Filter |
| Arctic | Arctic Heat Pumps | 2 heat pump | 2 | Filter |
| Ariston | Ariston USA LLC | 8 heat pump | 8 | Filter |
| Bosch | Bosch Thermotechnology Corporation | 6 gas tankless, 3 heat pump | 9 | Filter |
| Bradford White | Kiturami Bradford White Corporation Bosch Thermotechnology Corporation | 13 gas tankless, 6 heat pump | 19 | Filter |
| Carnot Labs | Carnot Labs, Inc. | 1 heat pump | 1 | Filter |
| Custom Comfort | THE GRANITE GROUP WHOLESALERS, LLC | 3 heat pump | 3 | Filter |
| Dimas | DIMAS SOLAR | 1 solar, electric backup | 1 | Filter |
| DIYCOOL | 1HVAC Energy, LLC | 2 heat pump | 2 | Filter |
| Eco-Air | North American HVAC Products Ltd. | 3 heat pump | 3 | Filter |
| Eco-Logical | ECO-LOGICAL LLC | 6 heat pump | 6 | Filter |
| Envirosense | A.O. Smith Corporation | 4 gas storage | 4 | Filter |
| Envirosense Enercare | A.O. Smith Corporation | 2 gas storage | 2 | Filter |
| Envirosense Reliance Home Comfort | A.O. Smith Corporation | 2 gas storage | 2 | Filter |
| Friedrich | Rheem Sales Company, Inc. | 41 heat pump, 8 gas storage, 6 residential-duty commercial gas storage, 6 gas tankless | 61 | Filter |
| GE Profile | GE Appliances, a Haier Company | 11 heat pump | 11 | Filter |
| Giant | A.O. Smith Corporation | 11 heat pump | 11 | Filter |
| Gree | Gree Electric Appliances Inc. of Zhuhai | 2 heat pump | 2 | Filter |
| GREENoneTEC | GREENoneTEC Solarindustrie | 3 solar, electric backup, 2 solar, gas backup | 5 | Filter |
| Gridless | Perfect Aire, LLC | 2 heat pump | 2 | Filter |
| GSW | A.O. Smith Corporation Lochinvar, LLC | 11 heat pump, 6 residential-duty commercial gas storage | 17 | Filter |
| Heliodyne | Heliodyne | 3 solar, electric backup | 3 | Filter |
| HTP | Ariston USA LLC | 6 residential-duty commercial gas storage | 6 | Filter |
| Hubbell | Vaughn Thermal Corp. | 4 heat pump | 4 | Filter |
| Jetglas | Bradford White Corporation | 6 heat pump | 6 | Filter |
| John Wood | A.O. Smith Corporation | 8 heat pump | 8 | Filter |
| Kepler | Azure Canada Inc. | 3 gas tankless, 3 heat pump | 6 | Filter |
| Kings Peak | Salt Lake Iron & Steel Limited Company | 1 gas tankless | 1 | Filter |
| Kiturami | Kiturami | 8 gas tankless | 8 | Filter |
| Laars | Kiturami | 8 gas tankless | 8 | Filter |
| Lennox | Ariston USA LLC | 4 heat pump | 4 | Filter |
| LG | LG Electronics, Inc. | 12 heat pump | 12 | Filter |
| Lochinvar | A.O. Smith Corporation | 33 gas tankless, 26 heat pump, 2 gas storage | 61 | Filter |
| MC Green | MC Green Solutions, LLC | 1 solar, electric backup | 1 | Filter |
| Midea | GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD. Midea America Corp. | 27 heat pump, 22 gas tankless | 49 | Filter |
| MRCOOL | HVAC Distributing, LLC. | 2 gas tankless | 2 | Filter |
| Navien | Navien, Inc. | 6 gas tankless, 3 heat pump | 9 | Filter |
| Noritz | Noritz America Corporation Vaughn Thermal Corp. | 17 gas tankless, 4 heat pump | 21 | Filter |
| Novair | Novair Heat Pumps Inc. | 3 heat pump | 3 | Filter |
| Perfect Aire | Perfect Aire, LLC | 1 heat pump | 1 | Filter |
| Phnix | Guangdong Phnix Technology Co., LTD. | 2 heat pump | 2 | Filter |
| PolarWave | 1HVAC Energy, LLC | 2 heat pump | 2 | Filter |
| Reclaim Energy | Vaughn Thermal Corp. | 2 heat pump | 2 | Filter |
| Reliance | A.O. Smith Corporation Lochinvar, LLC | 30 gas tankless, 28 heat pump, 5 residential-duty commercial gas storage, 4 gas storage | 67 | Filter |
| Rheem | Rheem Sales Company, Inc. Rheem-Ruud Manufacturing | 86 heat pump, 32 gas tankless, 18 gas storage, 14 residential-duty commercial gas storage, 2 solar, electric backup, 2 solar, gas backup | 154 | Filter |
| Richmond | Rheem Sales Company, Inc. | 35 heat pump, 12 gas tankless, 6 gas storage, 4 residential-duty commercial gas storage | 57 | Filter |
| Rinnai | Rinnai America Corporation | 15 heat pump, 10 gas tankless | 25 | Filter |
| Ruud | Rheem Sales Company, Inc. | 53 heat pump, 8 gas tankless, 6 gas storage, 4 residential-duty commercial gas storage | 71 | Filter |
| Sammler | SAMMLER B. Michalopoulos AEBE (SAMMLER) | 3 solar, gas backup | 3 | Filter |
| SanCO2 | ECO2 Systems LLC | 6 heat pump | 6 | Filter |
| Senville | Senville Air Conditioners | 4 heat pump | 4 | Filter |
| Smart Solar | Smart Solar Electric Heating LLC | 3 heat pump | 3 | Filter |
| Solahart | Solahart Industries Pty. Ltd. | 2 solar, electric backup | 2 | Filter |
| State | A.O. Smith Corporation Lochinvar, LLC | 34 heat pump, 33 gas tankless, 6 residential-duty commercial gas storage, 4 gas storage | 77 | Filter |
| Stealth | 1HVAC Energy, LLC | 2 heat pump | 2 | Filter |
| stream33 | Midea America Corp. Stream33 Products LLC | 2 gas tankless, 2 heat pump | 4 | Filter |
| SunEarth | SunEarth Inc. | 2 solar, gas backup | 2 | Filter |
| Takagi | A.O. Smith Corporation | 16 gas tankless | 16 | Filter |
| Tychon | Tychon LLC | 1 solar, electric backup | 1 | Filter |
| U.S. Craftmaster | A.O. Smith Corporation | 6 heat pump | 6 | Filter |
| Universal Solar Products | Universal Solar Products | 2 solar, electric backup | 2 | Filter |
| Vaughn Thermal | Vaughn Thermal Corp. | 13 heat pump | 13 | Filter |
| Vesta | Vesta.DS., Inc. | 7 gas tankless | 7 | Filter |