S26 Solar Booster
S26 Solar Booster
Reliable, energy-efficient performance
The Rinnai S26 Gas Booster combines the advanced technology of the renowned INFINITY hot water system with built-in intelligence specifically designed for solar boosting.
Engineered for performance and efficiency, it ensures a continuous supply of hot water, even during periods of low solar gain. Factory set to deliver water at 70°C, the S26 provides an impressive maximum flow rate of 26 litres per minute - making it ideal for larger households with multiple hot water demands.
When integrated with a Rinnai Sunmaster or Prestige solar hot water system, the S26 offers reliable, energy-efficient performance and long-lasting durability, delivering years of consistent hot water comfort.
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Designed specifically for solar
Never runs out of hot water
Perfect for a multi bathroom home
External model built to withstand Australian conditions
12 Year Heat Exchanger warranty
Superior technology
- Quality Japanese design and manufacturing
- Precise temperature control for safety and convenience
- Compact design allows installation flexibility
- Suitable for higher ambient water temperatures
- Compatible with low flow rated shower fixtures (3 Star - 7.0 to 9.0 l/min)
Rinnai quality
- After sales support
- 12 year warranty on heat exchanger
The product information on this website (comprising product brochures, warranty information, installation manuals, diagrams, specifications and representations) relates to current products. This information may be different for superseded products. For superseded products please contact Rinnai to confirm product information.
| Dimensions | mm |
| Height / Width / Depth | 530 / 350 / 194 |
| Height inc Brackets (mm) | 571 |
| Hot Water Outlet from wall (mm) | 87 |
| Hot Water Outlet left from Centre (mm) | 105 |
| Cold Water Inlet from wall (mm) | 68 |
| Cold Water Inlet right from centre (mm) | 10 |
| Gas Connection from wall (mm) | 77 |
| Gas Connection right from centre (mm) | 83 |
| Gas Connection Length from base (mm) | 40 |
| Cold Connection Length from base (mm) | 50 |
| Hot Connection Length from base (mm) | 39 |
| Technical Information | Values |
| Colour | Dune |
| Factory Default Temperature (Celsius) | 70 |
| Water Pressure (kPa): Minimum | 160 |
| Water Pressure (kPa): Maximum | 1000 |
| Gas Rate (MJ): Maximum | 188 |
| Flow Rate (L/min): Maximum | 26 |
| Star Rating | N/A |
| Connection Sizes: Gas / Hot / Cold (mm) | 20 / 20 / 20 |
| Status Monitor | No |
| Compatible with water controllers | No |
Note: Can NOT be used as a stand alone continuous flow water heater
