
The Rinnai EnviroFlow AR Series EHPA300VM is a 300L electric heat pump water heater designed for larger households wanting efficient, reliable hot water with reduced energy use compared with standard electric storage systems.
The EnviroFlow AR 300L uses heat pump technology to draw heat from surrounding air and transfer it into the water cylinder.
This makes it a practical upgrade for households wanting dependable hot water and lower electricity consumption.

Uses ambient air heat to reduce electricity demand.
Designed for family homes with higher hot water needs.
Domestic cylinder warranty includes 7 years parts and 5 years labour.
Suitable for everyday domestic hot water applications.
| Specification | Details |
|---|---|
| Brand | Rinnai |
| Series | EnviroFlow AR Series |
| Model | EHPA300VM |
| Capacity | 300L |
| System Type | Electric Heat Pump Water Heater |
| Application | Domestic Hot Water |
| Recommended Household | Medium to Large Homes |
| Installation | Outdoor installation recommended as per manual/site requirements |
| Warranty Coverage | EnviroFlow AR & GR Series Warranty |
| Component | Domestic Parts | Domestic Labour |
|---|---|---|
| Inner Storage Cylinder | 7 Years | 5 Years |
| Refrigeration Components | 5 Years | 5 Years |
| Other Components | 1 Year | 1 Year |
300L storage supports higher daily hot water usage.
Heat pump technology reduces reliance on direct electric heating.
Backed by Rinnai’s national service and support network.
Eligibility depends on location, property and program requirements.
Ambient air is drawn into the heat pump.
The system extracts heat energy from the air.
Heat transfers through the heat exchanger.
Heat transfers into the 300L storage tank.
Hot water is stored for household use.
Share your hot water needs.
We confirm space and installation suitability.
Licensed installers complete the setup.
Guidance for eligible rebate programs.
Start using efficient hot water daily.
The model number is EHPA300VM.
Yes. This page is for the Rinnai EnviroFlow AR Series 300L heat pump.
Domestic warranty includes 7 years parts and 5 years labour on the cylinder, 5 years parts and labour on refrigeration components, and 1 year parts and labour on other components.
Yes. The 300L capacity is suitable for medium to larger households.
Rebate eligibility depends on your property, location and current government program rules.
Get reliable, efficient hot water with Rinnai heat pump technology.