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| Brand | Model | Rated Nominal Capacity (litres) - New Zealand Product | Rated Hot Water Delivery (litres) - Australian Product | arrow_downward Rated/Declared Heat Loss (kWh/24hr) | Regulator | Availability | Expiry Date | Registration Number |
| RHEEM | 6N3315Mx | 325 | 315 | 3.32 | Australian Regulator | Available | 13 Aug 2028 | AHW0640 |
| VULCAN | 662400 | 410 | 400 | 3.27 | Australian Regulator | Available | 19 Oct 2025 | AHW0469 |
| RHEEM | 613315 | 325 | 315 | 3.26 | Australian Regulator | Available | 15 Mar 2026 | AHW0488 |
| EVERHOT | 6233150x | 325 | 315 | 3.26 | Australian Regulator | Available | 31 May 2026 | AHW0504 |
| EVERHOT | 6233150x/BL | 325 | 315 | 3.26 | Australian Regulator | Available | 31 May 2026 | AHW0504 |
| EVERHOT | Everhot 315L HD | 325 | 315 | 3.26 | Australian Regulator | Available | 31 May 2026 | AHW0504 |
| GREENGLO | GreenGlo 500D | 520 | 500 | 3.20 | New Zealand Regulator | Unavailable | - | ZHW0040 |
| Rinnai | EHFA400S36 | 424 | 400 | 3.13 | Australian Regulator | Available | 21 Nov 2024 | AHW0446 |
| Rinnai | EHFA400S36H | 424 | 400 | 3.13 | Australian Regulator | Available | 21 Nov 2024 | AHW0446 |
| Rinnai | EHFA400S48 | 424 | 400 | 3.13 | Australian Regulator | Available | 21 Nov 2024 | AHW0446 |
| Rinnai | EHFA400S48H | 424 | 400 | 3.13 | Australian Regulator | Available | 21 Nov 2024 | AHW0446 |
| Rinnai | 400S (A) | 424 | 400 | 3.13 | Australian Regulator | Available | 21 Nov 2024 | AHW0446 |
| Apricus | AP400GLE | 415 | 400 | 3.13 | Australian Regulator | Available | 8 Jun 2026 | AHW0508 |
| Thermann | TH400GLE | 415 | 400 | 3.13 | Australian Regulator | Available | 8 Jun 2026 | AHW0509 |
| Vulcan Duomax | 6D1400Rx | 400 | 400 | 3.13 | Australian Regulator | Available | 3 Aug 2026 | AHW0526 |
| Vulcan Duomax | 6D1400Rx/BL | 400 | 400 | 3.13 | Australian Regulator | Available | 3 Aug 2026 | AHW0526 |
| Vulcan Duomax | Vulcan Duomax 400L series | 400 | 400 | 3.13 | Australian Regulator | Available | 3 Aug 2026 | AHW0526 |
| Rheem Optima | 491400Rx | 400 | 400 | 3.13 | Australian Regulator | Available | 1 Apr 2028 | AHW0606 |
| Rheem Optima | Rheem 400L Optima Electric Storage 491400Rx | 400 | 400 | 3.13 | Australian Regulator | Available | 1 Apr 2028 | AHW0606 |
| Rheem Optima | 491400Rx/B | 400 | 400 | 3.13 | Australian Regulator | Available | 1 Apr 2028 | AHW0606 |
- [*] "N/A" results are from models registered under the old Determination/Regulation, yet comply with the new Determination/Regulation's Minimum Energy Performance Standard