Description
The Rinnai Hotflo 400 Litre Electric Hot Water Heater is engineered to provide a dependable supply of hot water for large families and homes with multiple bathrooms. Featuring a durable vitreous enamel-lined storage cylinder, this electric storage system is built for long-lasting performance and reliable everyday operation.
With a 424-litre storage capacity and 400 litres of hot water delivery, this model is ideal for households with high hot water usage. It comes standard with a 3.6kW heating element, while an optional 4.8kW heating element is available by special order for installations that require faster heating and recovery.
Suitable for both indoor and outdoor installation, the Rinnai Hotflo 400 Litre Electric Hot Water Heater provides installation flexibility to suit a wide range of properties. At Penrith Hot Water, we proudly supply premium hot water systems backed by expert advice and professional service throughout Penrith, Emu Plains, Kingswood, Glenmore Park, Cranebrook and the Greater Nepean.
Why Choose This Product?
- High-capacity electric storage hot water system.
- 400 litres of hot water delivery.
- Large 424-litre storage capacity.
- Standard 3.6kW heating element.
- Optional 4.8kW heating element available by special order.
- Suitable for indoor or outdoor installation.
- Durable vitreous enamel-lined storage cylinder.
- Reliable Rinnai quality backed by expert local support from Penrith Hot Water.
Product Details
- Product: Rinnai Hotflo 400 Litre Electric Hot Water Heater
- Type: Electric Storage Hot Water System
- Storage Capacity: 424 Litres
- Hot Water Delivery: 400 Litres
- Model Number: EHF400S36
- Standard Element Size: 3.6kW
- Optional Element Size: 4.8kW (special order)
- Installation: Indoor or Outdoor
Technical Specifications
- Brand: Rinnai
- Model: EHF400S36
- System Type: Electric Storage Hot Water Heater
- Storage Capacity: 424 Litres
- Hot Water Delivery: 400 Litres
- Standard Heating Element: 3.6kW
- Optional Heating Element: 4.8kW (special order)
- Installation Location: Indoor or Outdoor
Dimensions
- Height: 1820 mm
- Width: 685 mm
- Depth: 760 mm
Warranty Information
Warranty conditions apply.
- Storage cylinder: 10-year cylinder warranty
- Labour and parts: 1-year warranty
Delivery Information
We offer free delivery to the following regions:
- Penrith
- Emu Plains
- Kingswood
- Glenmore Park
- Cranebrook
- Surrounding suburbs in the Greater Nepean
Important: All deliveries must be within 50 km of a town with a population over 30,000.
If you’re located outside these areas, please phone us to check availability and discuss delivery options. Note that purchases outside our standard delivery zones will be refunded if free delivery cannot be provided.
STC Information
This product is not eligible for Small-scale Technology Certificates (STCs).
STCs apply to eligible renewable energy hot water systems such as heat pumps and solar hot water systems. As the Rinnai Hotflo 400 Litre Electric Hot Water Heater is a conventional electric storage system, Australian Government STC rebates are not available for this product.
If you’re interested in reducing your energy costs through an STC-eligible hot water system, contact Penrith Hot Water to discuss suitable heat pump or solar hot water options.
Ready to Upgrade?
Upgrade to the Rinnai Hotflo 400 Litre Electric Hot Water Heater and enjoy dependable, high-capacity hot water for your home.
Penrith Hot Water proudly supplies and installs electric hot water systems throughout Penrith, Emu Plains, Kingswood, Glenmore Park, Cranebrook and the Greater Nepean. Contact our experienced team today for expert advice, a free quote, or professional installation of the right hot water system for your household.



