The Stiebel Eltron SHP-O 300 Plus is a premium 300L heat pump hot water system designed for Australian homes. It features R290 refrigerant, WiFi control through the MyStiebel app, indoor/outdoor installation and efficient hot water heating up to 65°C using heat pump operation.
Best for smaller households
Best for 4–5 people
The SHP-O 300 Plus uses ambient air to heat water efficiently, helping reduce electricity usage compared with standard electric storage systems.
With a 300L cylinder, app control, timer functions and a hygiene program, it is a strong choice for families wanting reliable hot water and smart energy management.
Low GWP refrigerant for modern efficient hot water.
WiFi-enabled monitoring and control from your phone.
Suitable for family homes and daily hot water demand.
Suitable for indoor or outdoor installation.
| Specification | Details |
|---|---|
| Model | SHP-O 300 Plus |
| Nominal Capacity | 300L |
| Recommended Users | 4–5 People |
| Refrigerant | R290 |
| WiFi / App | MyStiebel App |
| Max DHW Temperature with Heat Pump | 65°C |
| Max Permissible Cylinder Temperature | 70°C |
| Application Limits | -5°C to +43°C |
| Installation Type | Indoor or Outdoor |
| Height × Diameter | 1903 × 650mm |
| Weight Empty | 117kg |
| Weight Full | 422kg |
| Air Flow Rate | 460m³/h |
| Water Connection | G 1 |
| Cylinder and condenser | 7 years |
| Sealed refrigeration system including compressor, evaporator, valves and associated pipe work. All other electrical componentry. |
5 years |

Control and monitor your SHP-O Plus heat pump from your smartphone using the MyStiebel app.
Helps maintain hygienic hot water temperatures.
Schedule operation around household usage.
Auxiliary element support when required.
Supports smart-grid compatible operation.
Share your hot water needs.
Confirm space and install suitability.
Licensed installers complete setup.
Guidance for available rebates.
Start using efficient hot water.
Yes, the 300L model is suitable for family homes of around 4–5 people.
Yes, it supports control through the MyStiebel app.
It uses R290 refrigerant with low global warming potential.
Yes, it is suitable for indoor or outdoor installation.
The heat pump can heat domestic hot water up to 65°C.
Rebate eligibility depends on your location, property and installation conditions.
Get premium, WiFi-enabled, energy-efficient hot water for your home.