Description
The Rinnai Efinity 29kW is a high-capacity instantaneous hot water solution designed for demanding applications. Whether you’re managing multiple bathrooms, commercial kitchens or growing households, this continuous flow heater never runs out of hot water.
Activation begins at just 2.5L/min, ensuring hot water reaches your tap within seconds. The three-phase electric system provides powerful, consistent heating throughout your property—eliminating cold showers and tank refill waits entirely.
Penrith Hot Water supplies and installs the Rinnai Efinity 29kW across Penrith, Emu Plains, Kingswood, Glenmore Park, Cranebrook and surrounding Greater Nepean suburbs. We handle assessment, installation and aftercare support, ensuring your system performs reliably for years to come.
WHY CHOOSE THIS PRODUCT?
- High-capacity performance: Handles heavy hot water demand
- Instant activation: Hot water flows within seconds
- Energy efficient: Heats only what you use, nothing more
- Compact footprint: Minimal space requirement despite power
- Three-phase electric: Ideal for larger homes and commercial use
- Rinnai reliability: Australia’s trusted continuous flow brand
- Government rebates: STCs reduce your investment
- Professional support: Penrith Hot Water manages complete installation
PRODUCT DETAILS
Model Numbers: ECF29I50 | ECF29I60
System Type: Instantaneous three-phase electric continuous flow
Switch-on Flow Rate: 2.5L/min
IP Rating: IP25 (suitable for indoor installation)
Location: Indoor only
The Rinnai Efinity 29kW activates at 2.5L/min, delivering hot water almost instantly regardless of demand. Its higher kilowatt rating makes it the choice for properties requiring substantial hot water supply—from family homes with multiple bathrooms to small commercial kitchens.
TECHNICAL SPECIFICATIONS
Type: Continuous Flow Hot Water Heater
Power Supply: Three-phase electric
Model Options: ECF29I50 and ECF29I60
Activation Flow Rate: 2.5L/min
Protection Rating: IP25
Installation: Indoor only
The 29kW output represents significant heating capacity. Confirm your property has three-phase power infrastructure before purchasing. Penrith Hot Water offers free electrical assessments to verify compatibility across Penrith, Emu Plains, Kingswood, Glenmore Park, Cranebrook and the Greater Nepean.
DIMENSIONS
Height: 471 mm
Width: 227 mm
Depth: 103 mm
Despite its powerful 29kW output, the Efinity maintains a compact, wall-mounted design. Installation fits neatly into utility spaces, laundries or plant rooms without consuming valuable floor space across your Greater Nepean property.
WARRANTY INFORMATION
Warranty conditions apply. Please review full terms before purchase.
Residential Use:
- Heat exchanger: 5 year warranty
- Parts and labour: 1 year warranty
Commercial Use:
- Heat exchanger: 5 year warranty
- Parts and labour: 1 year warranty
Rinnai stands behind the Efinity 29kW with comprehensive warranty protection. Residential customers benefit from five-year coverage on all components, providing long-term confidence in your investment. Commercial users receive one-year protection. Rinnai’s warranty reflects decades of continuous flow expertise.
STC INFORMATION
All supply and installation prices include STCs assigned to us as a point-of-sale discount.
All supply only prices require the customer to claim the STCs themselves.
What Are STCs?
Small-scale Technology Certificates (STCs) are Australian government rebates on eligible hot water systems. The Rinnai Efinity 29kW qualifies, reducing your overall cost.
Your Options
Supply and Installation: STCs are applied at checkout—no paperwork needed.
Supply Only: You’ll claim the STCs yourself. We’ll provide the documentation.
For current rebate amounts on the Rinnai Efinity 29kW, contact Penrith Hot Water for a free quote.
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.
READY TO UPGRADE SECTION
Ready for high-capacity hot water?
The Rinnai Efinity 29kW delivers the performance larger homes and businesses demand. From Penrith to Emu Plains, Kingswood, Glenmore Park, Cranebrook and across the Greater Nepean, Penrith Hot Water makes upgrading straightforward.
Contact us today for a free electrical assessment and custom quote. Our team will verify three-phase compatibility, explain STC savings, and schedule professional installation around your schedule.
Phone Penrith Hot Water now or request an online quote. Unlimited hot water starts here.



