Exact model
Dux 300DHC25P-H
Fault-code coverage and official support for this exact registered model.
Evidence-led introduction
About this exact model
Official scope evidence connects Dux 300DHC25P-H to the Smart Life app error display; the fault-code link on this page follows that documented controller relationship.
Evidence: Dux Ecosmart Heat Pump Installation and Owner’s Manual, H4149 Revision B
The captured model material records tank volume 287 L and refrigerant R290 for Dux 300DHC25P-H, details that help distinguish the exact variant rather than merely restating a family name.
Evidence: Dux Ecosmart Heat Pump Installation and Owner’s Manual, H4149 Revision B, PDF page 11
The CER register lists Dux 300DHC25P-H as current, with eligibility recorded from 27 July 2024 to 31 December 2030; this dated status is separate from the controller evidence used for fault-code compatibility.
Evidence: CER ASHP item 124
Model record
Current register listing
Registry source: CER ASHP item 124.
Source-checked facts
Model specifications
Blank or ambiguous specifications are left out. Each value below points to its register record or captured manual page.
| Specification | Value | Source |
|---|---|---|
| CER listing status | Current | CER ASHP item 124 |
| CER eligible from | 27 July 2024 | CER ASHP item 124 |
| CER eligible to | 31 December 2030 | CER ASHP item 124 |
| Zone 1 certificates | 25 STCs | CER ASHP item 124 |
| Zone 2 certificates | 22 STCs | CER ASHP item 124 |
| Zone 3 certificates | 30 STCs | CER ASHP item 124 |
| Zone 4 certificates | 32 STCs | CER ASHP item 124 |
| Zone 5 certificates | 32 STCs | CER ASHP item 124 |
| Power input | 2.6 (element) / 2.0 (no element) kW | Dux Ecosmart Heat Pump Installation and Owner’s Manual, H4149 Revision B, PDF page 11 |
| Refrigerant | R290 | Dux Ecosmart Heat Pump Installation and Owner’s Manual, H4149 Revision B, PDF page 11 |
| Tank volume | 287 L | Dux Ecosmart Heat Pump Installation and Owner’s Manual, H4149 Revision B, PDF page 11 |
| Weight | 125 kg | Dux Ecosmart Heat Pump Installation and Owner’s Manual, H4149 Revision B, PDF page 11 |
Real equipment references
Owner-submitted photos and installer references
Automated privacy moderation approved these equipment-only photos for this exact model context. Installer contributions show their submitted credit; owner photos remain generic. They are identification references, not repair instructions.
Evidence-backed coverage
Verified fault-code set
These links appear only when official documentation supports the model-to-controller connection.
APP codeset
Smart Life app error display
6 documented codes
Dux Ecosmart Heat Pump Installation and Owner’s Manual, H4149 Revision B lists this covered model on page 1.
Manufacturer route
Official support
Active support recorded
This brand is recorded as active in the Australian market.
Dux continues to publish current Australian Ecosmart heat-pump manuals with owner support and warranty routes.
Status checked · Research source
Ecosmart in a single-family dwelling: 7 years tank parts (3 years labour), 3 years refrigeration parts and labour, and 1 year other components parts and labour.