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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 | 616315 | 325 | 315 | 3.86 | Australian Regulator | Available | 17 Mar 2026 | AHW0492 |
| RECLAIM | 600lt RECLAIM | 600 | - | 3.74 | New Zealand Regulator | Available | 7 May 2121 | ZHW0362 |
| Rinnai | EHFA400T36 | 424 | 400 | 3.33 | Australian Regulator | Available | 21 Nov 2024 | AHW0447 |
| Rinnai | EHFA400T36H | 424 | 400 | 3.33 | Australian Regulator | Available | 21 Nov 2024 | AHW0447 |
| Rinnai | EHFA400T48 | 424 | 400 | 3.33 | Australian Regulator | Available | 21 Nov 2024 | AHW0447 |
| Rinnai | EHFA400T48H | 424 | 400 | 3.33 | Australian Regulator | Available | 21 Nov 2024 | AHW0447 |
| Rinnai | 400T (A) | 424 | 400 | 3.33 | Australian Regulator | Available | 21 Nov 2024 | AHW0447 |
| Rheem Optima | 492400Rx | 400 | 400 | 3.33 | Australian Regulator | Available | 1 Apr 2028 | AHW0608 |
| Rheem Optima | Rheem 400L TE Optima Electric Storage 492400Rx | 400 | 400 | 3.33 | Australian Regulator | Available | 1 Apr 2028 | AHW0608 |
| Rheem Optima | 492400Rx/B | 400 | 400 | 3.33 | Australian Regulator | Available | 1 Apr 2028 | AHW0608 |
| AquaMax | 992400Rx | 400 | 400 | 3.33 | Australian Regulator | Available | 2 Apr 2028 | AHW0610 |
| AquaMax | AquaMax 400L TE Electric Storage 992400Rx | 400 | 400 | 3.33 | Australian Regulator | Available | 2 Apr 2028 | AHW0610 |
| AquaMax | 992400Rx/BL | 400 | 400 | 3.33 | Australian Regulator | Available | 2 Apr 2028 | AHW0610 |
| EVERHOT | Everhot 400L TE Electric Storage 292400Rx | 400 | 400 | 3.33 | Australian Regulator | Available | 28 Aug 2029 | AHW0649 |
| EVERHOT | 292400Rx/BL | 400 | 400 | 3.33 | Australian Regulator | Available | 28 Aug 2029 | AHW0649 |
| EVERHOT | 292400Rx | 400 | 400 | 3.33 | Australian Regulator | Available | 28 Aug 2029 | AHW0649 |
| RINNAI | QRESS315L336 | 325 | 315 | 3.32 | Australian Regulator | Available | 14 May 2028 | AHW0627 |
| RINNAI | QRESS315L348 | 325 | 315 | 3.32 | Australian Regulator | Available | 14 May 2028 | AHW0627 |
| RINNAI | QRESS315L360 | 325 | 315 | 3.32 | Australian Regulator | Available | 14 May 2028 | AHW0627 |
| RINNAI | QRESS315 | 325 | 315 | 3.32 | Australian Regulator | Available | 14 May 2028 | AHW0627 |
| 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 |
| 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 |
| AquaMax | 991400Rx | 400 | 400 | 3.13 | Australian Regulator | Available | 2 Apr 2028 | AHW0611 |
| AquaMax | AquaMax 400L Electric Storage 991400Rx | 400 | 400 | 3.13 | Australian Regulator | Available | 2 Apr 2028 | AHW0611 |
| AquaMax | 991400Rx/BL | 400 | 400 | 3.13 | Australian Regulator | Available | 2 Apr 2028 | AHW0611 |
| EVERHOT | 291400Rx | 400 | 400 | 3.13 | Australian Regulator | Available | 7 Apr 2028 | AHW0624 |
| EVERHOT | Everhot 400L Electric Storage 291400Rx | 400 | 400 | 3.13 | Australian Regulator | Available | 7 Apr 2028 | AHW0624 |
| EVERHOT | 291400Rx/BL | 400 | 400 | 3.13 | Australian Regulator | Available | 7 Apr 2028 | AHW0624 |
| AquaMAX Pro-tec | 9P1400Rx | 400 | 400 | 3.13 | Australian Regulator | Available | 26 Mar 2029 | AHW0655 |
| EVERHOT | Everhot 315L TE Electric Storage 292315Rx | 315 | 315 | 3.12 | Australian Regulator | Available | 9 Sep 2024 | AHW0443 |
| EVERHOT | 292315Rx/BL | 315 | 315 | 3.12 | Australian Regulator | Available | 9 Sep 2024 | AHW0443 |
| EVERHOT | 292315Rx | 315 | 315 | 3.12 | Australian Regulator | Available | 9 Sep 2024 | AHW0443 |
| Rheem Optima | 492315Rx | 315 | 315 | 3.12 | Australian Regulator | Available | 26 Mar 2028 | AHW0603 |
| Rheem Optima | Rheem 315L TE Optima Electric Storage 492315Rx | 315 | 315 | 3.12 | Australian Regulator | Available | 26 Mar 2028 | AHW0603 |
| Rheem Optima | 492315Rx/B | 315 | 315 | 3.12 | Australian Regulator | Available | 26 Mar 2028 | AHW0603 |
| AquaMax | 992315Rx | 315 | 315 | 3.12 | Australian Regulator | Available | 26 Mar 2028 | AHW0604 |
| AquaMax | AquaMax 315L TE Electric Storage 992315Rx | 315 | 315 | 3.12 | Australian Regulator | Available | 26 Mar 2028 | AHW0604 |
| AquaMax | 992315Rx/B | 315 | 315 | 3.12 | Australian Regulator | Available | 26 Mar 2028 | AHW0604 |
| EVERHOT | 282315Vx | 326 | 315 | 3.12 | Australian Regulator | Available | 14 Aug 2028 | AHW0641 |
| VULCAN | 682315Vx | 326 | 315 | 3.12 | Australian Regulator | Available | 13 Aug 2028 | AHW0639 |
| AquaMax | 982315Vx | 326 | 315 | 3.12 | Australian Regulator | Available | 14 Aug 2028 | AHW0642 |
| VULCAN | 661400 | 410 | 400 | 3.07 | Australian Regulator | Available | 18 Aug 2025 | AHW0461 |
| RINNAI | 400S | 424 | 400 | 3.07 | Australian Regulator | Available | 21 Feb 2027 | AHW0554 |
| RINNAI | FM400S24 | 424 | 400 | 3.07 | Australian Regulator | Available | 21 Feb 2027 | AHW0554 |
| RINNAI | FM400S48 | 424 | 400 | 3.07 | Australian Regulator | Available | 21 Feb 2027 | AHW0554 |
| RINNAI | FM400S36 | 424 | 400 | 3.07 | Australian Regulator | Available | 21 Feb 2027 | AHW0554 |
| RINNAI | HFE400S48 | 424 | 400 | 3.07 | Australian Regulator | Available | 21 Feb 2027 | AHW0554 |
| RINNAI | HFE400S36 | 424 | 400 | 3.07 | Australian Regulator | Available | 21 Feb 2027 | AHW0554 |
| RINNAI | HFE400S24 | 424 | 400 | 3.07 | Australian Regulator | Available | 21 Feb 2027 | AHW0554 |
| VULCAN | 662315 | 325 | 315 | 3.06 | Australian Regulator | Available | 16 Mar 2026 | AHW0489 |
| RHEEM | 4A2315M7 | 315 | 315 | 3.06 | Australian Regulator | Available | 7 Feb 2028 | AHW0597 |
| RHEEM | 4A2315M8 | 315 | 315 | 3.06 | Australian Regulator | Available | 7 Feb 2028 | AHW0597 |
| RHEEM | Rheem Twin 315SS | 315 | 315 | 3.06 | Australian Regulator | Available | 7 Feb 2028 | AHW0597 |
| RINNAI | HFE315T18 | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| RINNAI | HFE315T24 | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| RINNAI | HFE315T36 | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| RINNAI | HFE315T48 | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| RINNAI | HFE315T18H | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| RINNAI | HFE315T24H | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| RINNAI | HFE315T36H | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| RINNAI | HFE315T48H | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| RINNAI | HFE315T | 330 | 315 | 3.05 | Australian Regulator | Available | 29 Sep 2028 | AHW0631 |
| Thermann | 400THMB236 | 426 | 400 | 3.04 | Australian Regulator | Available | 3 Oct 2028 | AHW0645 |
| Thermann | 400THMB236H | 426 | 400 | 3.04 | Australian Regulator | Available | 3 Oct 2028 | AHW0645 |
| Thermann | 400THMB248 | 426 | 400 | 3.04 | Australian Regulator | Available | 3 Oct 2028 | AHW0645 |
| Thermann | 400THMB248H | 426 | 400 | 3.04 | Australian Regulator | Available | 3 Oct 2028 | AHW0645 |
| Thermann | 400THMB2 | 426 | 400 | 3.04 | Australian Regulator | Available | 3 Oct 2028 | AHW0645 |
| RINNAI | HFE400T18 | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| RINNAI | HFE400T24 | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| RINNAI | HFE400T36 | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| RINNAI | HFE400T48 | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| RINNAI | HFE400T18H | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| RINNAI | HFE400T24H | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| RINNAI | HFE400T36H | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| RINNAI | HFE400T48H | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| RINNAI | HFE400T | 420 | 400 | 3.03 | Australian Regulator | Available | 28 Sep 2028 | AHW0634 |
| Rheem | 431315Rx | 325 | 315 | 2.92 | Australian Regulator | Available | 19 Mar 2026 | AHW0494 |
| Rheem | 431315Rx/BL | 325 | 315 | 2.92 | Australian Regulator | Available | 19 Mar 2026 | AHW0494 |
| Rheem | Rheem DualTEMP 315L | 325 | 315 | 2.92 | Australian Regulator | Available | 19 Mar 2026 | AHW0494 |
| Apricus | AP315GLE | 321 | 315 | 2.92 | Australian Regulator | Available | 16 May 2026 | AHW0496 |
| Thermann | TH315GLE | 321 | 315 | 2.92 | Australian Regulator | Available | 8 Jun 2026 | AHW0507 |
| Vulcan Duomax | 6D1315Rx | 315 | 315 | 2.92 | Australian Regulator | Available | 28 Jul 2026 | AHW0523 |
| Vulcan Duomax | 6D1315Rx/BL | 315 | 315 | 2.92 | Australian Regulator | Available | 28 Jul 2026 | AHW0523 |
| Vulcan Duomax | Vulcan Duomax 315L series | 315 | 315 | 2.92 | Australian Regulator | Available | 28 Jul 2026 | AHW0523 |
| Solahart | 320RMX36E | 325 | 315 | 2.92 | Australian Regulator | Available | 8 Sep 2026 | AHW0532 |
| Solahart | 320RMX36G | 325 | 315 | 2.92 | Australian Regulator | Available | 8 Sep 2026 | AHW0532 |
| Solahart | Solar Ready 320 | 325 | 315 | 2.92 | Australian Regulator | Available | 8 Sep 2026 | AHW0532 |
| Rheem | Solar Ready 315L | 325 | 315 | 2.92 | Australian Regulator | Available | 25 Mar 2026 | AHW0495 |
| Rheem | 51M315R7G | 325 | 315 | 2.92 | Australian Regulator | Available | 25 Mar 2026 | AHW0495 |
| Rheem | 51M315R7E | 325 | 315 | 2.92 | Australian Regulator | Available | 25 Mar 2026 | AHW0495 |
| RINNAI | 315S | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | FM315S48 | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | FM315S36 | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | FM315S24 | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | FM315S18 | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | HFE315SSL48 | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | HFE315SSL36 | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | HFE315SSL24 | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | HFE315SSL18 | 336 | 315 | 2.92 | Australian Regulator | Available | 1 Jul 2027 | AHW0564 |
| RINNAI | 315S (A) | 330 | 315 | 2.92 | Australian Regulator | Available | 12 Jun 2027 | AHW0567 |
| RINNAI | EHFA315S48H | 330 | 315 | 2.92 | Australian Regulator | Available | 12 Jun 2027 | AHW0567 |
| RINNAI | EHFA315S48 | 330 | 315 | 2.92 | Australian Regulator | Available | 12 Jun 2027 | AHW0567 |
| RINNAI | EHFA315S36H | 330 | 315 | 2.92 | Australian Regulator | Available | 12 Jun 2027 | AHW0567 |
| RINNAI | EHFA315S36 | 330 | 315 | 2.92 | Australian Regulator | Available | 12 Jun 2027 | AHW0567 |
| RINNAI | EHFA315S24H | 330 | 315 | 2.92 | Australian Regulator | Available | 12 Jun 2027 | AHW0567 |
| RINNAI | EHFA315S24 | 330 | 315 | 2.92 | Australian Regulator | Available | 12 Jun 2027 | AHW0567 |
| EVERHOT | 281315Vx | 326 | 315 | 2.92 | Australian Regulator | Available | 3 Dec 2027 | AHW0585 |
| VULCAN | 681315Vx | 326 | 315 | 2.92 | Australian Regulator | Available | 3 Dec 2027 | AHW0586 |
| VULCAN | 681315Vx/BL | 326 | 315 | 2.92 | Australian Regulator | Available | 3 Dec 2027 | AHW0586 |
| VULCAN | Vulcan 315L Vx series | 326 | 315 | 2.92 | Australian Regulator | Available | 3 Dec 2027 | AHW0586 |
| AquaMax | 981315Vx | 326 | 315 | 2.92 | Australian Regulator | Available | 3 Dec 2027 | AHW0587 |
| AquaMax | 981315Vx/BL | 326 | 315 | 2.92 | Australian Regulator | Available | 3 Dec 2027 | AHW0587 |
| AquaMax | Aquamax 315L Vx series | 326 | 315 | 2.92 | Australian Regulator | Available | 3 Dec 2027 | AHW0587 |
| Vulcan Duomax | 6DS315Vx | 326 | 315 | 2.92 | Australian Regulator | Available | 3 Dec 2027 | AHW0588 |
| Rheem Optima | 491315Rx | 315 | 315 | 2.92 | Australian Regulator | Available | 1 Apr 2028 | AHW0605 |
| Rheem Optima | Rheem 315L Optima Electric Storage 491315Rx | 315 | 315 | 2.92 | Australian Regulator | Available | 1 Apr 2028 | AHW0605 |
| Rheem Optima | 491315Rx/B | 315 | 315 | 2.92 | Australian Regulator | Available | 1 Apr 2028 | AHW0605 |
| AquaMax | 991315Rx | 315 | 315 | 2.92 | Australian Regulator | Available | 3 Apr 2028 | AHW0614 |
| AquaMax | AquaMax 315L Electric Storage 991315Rx | 315 | 315 | 2.92 | Australian Regulator | Available | 3 Apr 2028 | AHW0614 |
| AquaMax | 991315Rx/BL | 315 | 315 | 2.92 | Australian Regulator | Available | 3 Apr 2028 | AHW0614 |
| EVERHOT | 291315Rx | 315 | 315 | 2.92 | Australian Regulator | Available | 3 Apr 2028 | AHW0621 |
| EVERHOT | Everhot 315L Electric Storage 291315Rx | 315 | 315 | 2.92 | Australian Regulator | Available | 3 Apr 2028 | AHW0621 |
| EVERHOT | 291315Rx/BL | 315 | 315 | 2.92 | Australian Regulator | Available | 3 Apr 2028 | AHW0621 |
| AquaMAX Pro-tec | 9P1315Rx | 325 | 315 | 2.92 | Australian Regulator | Available | 26 Mar 2029 | AHW0650 |
| Dux Proflo | 315T236 | 321 | 315 | 2.87 | Australian Regulator | Available | 9 Jun 2026 | AHW0510 |
| Dux Proflo | 315T248 | 321 | 315 | 2.87 | Australian Regulator | Available | 9 Jun 2026 | AHW0510 |
| Dux Proflo | 315S236 | 321 | 315 | 2.87 | Australian Regulator | Available | 9 Jun 2026 | AHW0510 |
| Dux Proflo | 315S248 | 321 | 315 | 2.87 | Australian Regulator | Available | 9 Jun 2026 | AHW0510 |
| Dux Proflo | 315X2 | 321 | 315 | 2.87 | Australian Regulator | Available | 9 Jun 2026 | AHW0510 |
| Dux | 315W2436 | 321 | 315 | 2.87 | Australian Regulator | Available | 26 Jan 2028 | AHW0602 |
| Thermann | 315THMB236 | 327 | 315 | 2.87 | Australian Regulator | Available | 2 Oct 2028 | AHW0647 |
| Thermann | 315THMB236H | 327 | 315 | 2.87 | Australian Regulator | Available | 2 Oct 2028 | AHW0647 |
| Thermann | 315THMB248 | 327 | 315 | 2.87 | Australian Regulator | Available | 2 Oct 2028 | AHW0647 |
| Thermann | 315THMB248H | 327 | 315 | 2.87 | Australian Regulator | Available | 2 Oct 2028 | AHW0647 |
| Thermann | 315THMB2 | 327 | 315 | 2.87 | Australian Regulator | Available | 2 Oct 2028 | AHW0647 |
| VULCAN | 6613150x | 325 | 315 | 2.86 | Australian Regulator | Available | 18 Aug 2025 | AHW0459 |
| EVERHOT | 2513150x | 325 | 315 | 2.86 | Australian Regulator | Available | 18 Aug 2025 | AHW0460 |
| RHEEM | Solar Ready 315L SS | 325 | 315 | 2.86 | Australian Regulator | Available | 7 May 2026 | AHW0500 |
| RHEEM | 5AM315M7G | 325 | 315 | 2.86 | Australian Regulator | Available | 7 May 2026 | AHW0500 |
| RHEEM | 5AM315M7E | 325 | 315 | 2.86 | Australian Regulator | Available | 7 May 2026 | AHW0500 |
| RHEEM | Rheem Single 315SS | 315 | 315 | 2.86 | Australian Regulator | Available | 5 Feb 2028 | AHW0594 |
| RHEEM | 4A1315M7 | 315 | 315 | 2.86 | Australian Regulator | Available | 5 Feb 2028 | AHW0594 |
| RHEEM | 4A1315M8 | 315 | 315 | 2.86 | Australian Regulator | Available | 5 Feb 2028 | AHW0594 |
| RHEEM | 51141007 | 410 | - | 2.85 | New Zealand Regulator | Available | 15 Dec 2120 | ZHW0311 |
| EVERHOT | Everhot 250L TE Electric Storage 292250Rx/BL | 250 | 250 | 2.84 | Australian Regulator | Available | 11 Sep 2024 | AHW0444 |
| EVERHOT | 292250Rx/BL | 250 | 250 | 2.84 | Australian Regulator | Available | 11 Sep 2024 | AHW0444 |
| Solahart | 250E5X36 | 250 | 250 | 2.84 | Australian Regulator | Available | 20 Nov 2025 | AHW0477 |
| Solahart | 250E6X36 | 250 | 250 | 2.84 | Australian Regulator | Available | 20 Nov 2025 | AHW0477 |
| Solahart | Peaking 250L | 250 | 250 | 2.84 | Australian Regulator | Available | 20 Nov 2025 | AHW0477 |
| RINNAI | EHFA250T2419PVD | 270 | 250 | 2.84 | Australian Regulator | Available | 4 Apr 2028 | AHW0625 |
| RINNAI | EHFA250T2424PVD | 270 | 250 | 2.84 | Australian Regulator | Available | 4 Apr 2028 | AHW0625 |
| RINNAI | EHFA250T2432PVD | 270 | 250 | 2.84 | Australian Regulator | Available | 4 Apr 2028 | AHW0625 |
| RINNAI | EHFA250T2436PVD | 270 | 250 | 2.84 | Australian Regulator | Available | 4 Apr 2028 | AHW0625 |
| RINNAI | EHFA250T3624PVD | 270 | 250 | 2.84 | Australian Regulator | Available | 4 Apr 2028 | AHW0625 |
| RINNAI | EHFA250T3636PVD | 270 | 250 | 2.84 | Australian Regulator | Available | 4 Apr 2028 | AHW0625 |
| RINNAI | 250PVD | 270 | 250 | 2.84 | Australian Regulator | Available | 4 Apr 2028 | AHW0625 |
| Rheem Optima | 492250Rx | 250 | 250 | 2.84 | Australian Regulator | Available | 3 Apr 2028 | AHW0613 |
| Rheem Optima | Rheem 250L TE Optima Electric Storage 492250Rx | 250 | 250 | 2.84 | Australian Regulator | Available | 3 Apr 2028 | AHW0613 |
| Rheem Optima | 492250Rx/BL | 250 | 250 | 2.84 | Australian Regulator | Available | 3 Apr 2028 | AHW0613 |
| RINNAI | EHFA250T24 | 275 | 250 | 2.84 | Australian Regulator | Available | 14 May 2028 | AHW0616 |
| RINNAI | EHFA250T24H | 275 | 250 | 2.84 | Australian Regulator | Available | 14 May 2028 | AHW0616 |
| RINNAI | 250T (A) | 275 | 250 | 2.84 | Australian Regulator | Available | 14 May 2028 | AHW0616 |
| RINNAI | EHFA250T36 | 275 | 250 | 2.84 | Australian Regulator | Available | 14 May 2028 | AHW0616 |
| RINNAI | EHFA250T36H | 275 | 250 | 2.84 | Australian Regulator | Available | 14 May 2028 | AHW0616 |
| RINNAI | EHFA250T48 | 275 | 250 | 2.84 | Australian Regulator | Available | 14 May 2028 | AHW0616 |
| RINNAI | EHFA250T48H | 275 | 250 | 2.84 | Australian Regulator | Available | 14 May 2028 | AHW0616 |
| AquaMax | 992250Rx | 250 | 250 | 2.84 | Australian Regulator | Available | 3 Apr 2028 | AHW0619 |
| AquaMax | AquaMax 250L TE Electric Storage 992250Rx | 250 | 250 | 2.84 | Australian Regulator | Available | 3 Apr 2028 | AHW0619 |
| AquaMax | 992250Rx/BL | 250 | 250 | 2.84 | Australian Regulator | Available | 3 Apr 2028 | AHW0619 |
| EVERHOT | 292250Rx | 250 | 250 | 2.84 | Australian Regulator | Available | 6 Apr 2028 | AHW0623 |
| EVERHOT | Everhot 250L TE Electric Storage 292250Rx | 250 | 250 | 2.84 | Australian Regulator | Available | 6 Apr 2028 | AHW0623 |
| EVERHOT | 292250Rx/BL | 250 | 250 | 2.84 | Australian Regulator | Available | 6 Apr 2028 | AHW0623 |
| EVERHOT | 282250Vx | 260 | 250 | 2.84 | Australian Regulator | Available | 13 Aug 2028 | AHW0637 |
| AquaMax | 982250Vx | 260 | 250 | 2.84 | Australian Regulator | Available | 13 Aug 2028 | AHW0638 |
| Dux | 315C636 | 320 | 315 | 2.84 | Australian Regulator | Available | 15 Oct 2025 | AHW0466 |
| Dux | 315C648 | 320 | 315 | 2.84 | Australian Regulator | Available | 15 Oct 2025 | AHW0466 |
| Dux | 315C660 | 320 | 315 | 2.84 | Australian Regulator | Available | 15 Oct 2025 | AHW0466 |
| Dux | 315C6 | 320 | 315 | 2.84 | Australian Regulator | Available | 15 Oct 2025 | AHW0466 |
| Thermann | 315THMC636 | 320 | 315 | 2.84 | Australian Regulator | Available | 14 Oct 2025 | AHW0464 |
| Thermann | 315THMC648 | 320 | 315 | 2.84 | Australian Regulator | Available | 14 Oct 2025 | AHW0464 |
| Thermann | 315THMC660 | 320 | 315 | 2.84 | Australian Regulator | Available | 14 Oct 2025 | AHW0464 |
| Thermann | 315THMC6 | 320 | 315 | 2.84 | Australian Regulator | Available | 14 Oct 2025 | AHW0464 |
| Thermann | 400THM148H | 415 | 400 | 2.83 | Australian Regulator | Available | 21 May 2025 | AHW0448 |
| Thermann | 400THM136H | 415 | 400 | 2.83 | Australian Regulator | Available | 21 May 2025 | AHW0448 |
| Thermann | 400THM148 | 415 | 400 | 2.83 | Australian Regulator | Available | 21 May 2025 | AHW0448 |
| Thermann | 400THM136 | 415 | 400 | 2.83 | Australian Regulator | Available | 21 May 2025 | AHW0448 |
| Thermann | 400THMB136 | 415 | 400 | 2.83 | Australian Regulator | Available | 21 May 2025 | AHW0448 |
| Thermann | 400THMB136H | 415 | 400 | 2.83 | Australian Regulator | Available | 21 May 2025 | AHW0448 |
| Thermann | 400THM | 415 | 400 | 2.83 | Australian Regulator | Available | 21 May 2025 | AHW0448 |
| RHEEM | 4A2250M7 | 250 | 250 | 2.78 | Australian Regulator | Available | 14 Feb 2028 | AHW0600 |
| RHEEM | 4A2250M8 | 250 | 250 | 2.78 | Australian Regulator | Available | 14 Feb 2028 | AHW0600 |
| RHEEM | Rheem Twin 250SS | 250 | 250 | 2.78 | Australian Regulator | Available | 14 Feb 2028 | AHW0600 |
| RINNAI | HFE250T18 | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| RINNAI | HFE250T24 | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| RINNAI | HFE250T36 | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| RINNAI | HFE250T48 | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| RINNAI | HFE250T18H | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| RINNAI | HFE250T24H | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| RINNAI | HFE250T36H | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| RINNAI | HFE250T48H | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| RINNAI | HFE250T | 270 | 250 | 2.69 | Australian Regulator | Available | 29 Sep 2028 | AHW0632 |
| Dux | 315C336 | 320 | 315 | 2.68 | Australian Regulator | Available | 14 Oct 2025 | AHW0463 |
| Dux | 315C348 | 320 | 315 | 2.68 | Australian Regulator | Available | 14 Oct 2025 | AHW0463 |
| Dux | 315C360 | 320 | 315 | 2.68 | Australian Regulator | Available | 14 Oct 2025 | AHW0463 |
| Dux | 315C3 | 320 | 315 | 2.68 | Australian Regulator | Available | 14 Oct 2025 | AHW0463 |
| Thermann | 315THMC336 | 320 | 315 | 2.68 | Australian Regulator | Available | 15 Oct 2025 | AHW0467 |
| Thermann | 315THMC348 | 320 | 315 | 2.68 | Australian Regulator | Available | 15 Oct 2025 | AHW0467 |
| Thermann | 315THMC360 | 320 | 315 | 2.68 | Australian Regulator | Available | 15 Oct 2025 | AHW0467 |
| Thermann | 315THMC3 | 320 | 315 | 2.68 | Australian Regulator | Available | 15 Oct 2025 | AHW0467 |
| Dux Proflo | 400S236 | 422 | 400 | 2.67 | Australian Regulator | Available | 1 Aug 2026 | AHW0513 |
| Dux Proflo | 400S136 | 422 | 400 | 2.67 | Australian Regulator | Available | 1 Aug 2026 | AHW0513 |
| Dux Proflo | 400T136 | 422 | 400 | 2.67 | Australian Regulator | Available | 1 Aug 2026 | AHW0513 |
| Dux Proflo | 400T236 | 422 | 400 | 2.67 | Australian Regulator | Available | 1 Aug 2026 | AHW0513 |
| Dux Proflo | 400X | 422 | 400 | 2.67 | Australian Regulator | Available | 1 Aug 2026 | AHW0513 |
| Dux Proflo | 400T136PHW | 422 | 400 | 2.67 | Australian Regulator | Available | 1 Aug 2026 | AHW0513 |
| Dux Proflo | 400T136HOT | 422 | 400 | 2.67 | Australian Regulator | Available | 1 Aug 2026 | AHW0513 |
| Dux Proflo | 400T136HWM | 422 | 400 | 2.67 | Australian Regulator | Available | 1 Aug 2026 | AHW0513 |
| Thermann | TH250GLE | 259 | 250 | 2.64 | Australian Regulator | Available | 16 May 2026 | AHW0497 |
| Apricus | AP250GLE | 259 | 250 | 2.64 | Australian Regulator | Available | 8 Jun 2026 | AHW0506 |
| Vulcan Duomax | 6D1250Rx | 250 | 250 | 2.64 | Australian Regulator | Available | 2 Aug 2026 | AHW0524 |
| Vulcan Duomax | 6D1250Rx/BL | 250 | 250 | 2.64 | Australian Regulator | Available | 2 Aug 2026 | AHW0524 |
| Vulcan Duomax | Vulcan Duomax 250L series | 250 | 250 | 2.64 | Australian Regulator | Available | 2 Aug 2026 | AHW0524 |
| Solahart | 270RMX36E | 250 | 250 | 2.64 | Australian Regulator | Available | 1 Sep 2026 | AHW0531 |
| Solahart | 270RMX36G | 250 | 250 | 2.64 | Australian Regulator | Available | 1 Sep 2026 | AHW0531 |
| Solahart | Solar Ready 270L | 250 | 250 | 2.64 | Australian Regulator | Available | 1 Sep 2026 | AHW0531 |
| Rheem | Solar Ready 250L | 250 | 250 | 2.64 | Australian Regulator | Available | 19 Mar 2026 | AHW0493 |
| Rheem | 51M250R7G | 250 | 250 | 2.64 | Australian Regulator | Available | 19 Mar 2026 | AHW0493 |
| Rheem | 51M250R7E | 250 | 250 | 2.64 | Australian Regulator | Available | 19 Mar 2026 | AHW0493 |
| RINNAI | 250S | 271 | 250 | 2.64 | Australian Regulator | Available | 8 Jul 2027 | AHW0563 |
| RINNAI | FM250S48 | 271 | 250 | 2.64 | Australian Regulator | Available | 8 Jul 2027 | AHW0563 |
| RINNAI | FM250S36 | 271 | 250 | 2.64 | Australian Regulator | Available | 8 Jul 2027 | AHW0563 |
| RINNAI | FM250S24 | 271 | 250 | 2.64 | Australian Regulator | Available | 8 Jul 2027 | AHW0563 |
| RINNAI | FM250S18 | 271 | 250 | 2.64 | Australian Regulator | Available | 8 Jul 2027 | AHW0563 |
- [*] "N/A" results are from models registered under the old Determination/Regulation, yet comply with the new Determination/Regulation's Minimum Energy Performance Standard