Rinnai 1600e External Low-NOx 58.4kW Condensing LPG Water Heater
Get outstanding hot water performance and future-ready efficiency with the Rinnai 1600e External Low-NOx 58.4kW Condensing LPG Water Heater. With TRX hydrogen blend-ready technology, this high-performance system gives you instant, continuous hot water while reducing emissions and maximising energy efficiency.
Built with a stainless-steel primary heat exchanger and backed by a 12-year warranty*, the Rinnai N Series is unbeatable in demanding commercial environments.
Perfect for bars, restaurants, hotels, gyms, healthcare, process, and food production facilities, the Rinnai 1600e has ±1°C temperature control, ultra-low NOx emissions and flexible installation for seamless integration into any system.
Key Features & Benefits
- Hydrogen blend ready – 30% hydrogen-compatible design for future energy transition compliance.
- Condensing system – Pre-mix burner and condensing technology for maximum energy efficiency.
- Instant hot water – Up to 37 litres per minute with ±1°C temperature control.
- Stainless steel heat exchanger – Long lasting durability and 7-year manufacturer warranty.
- Low-NOx – Less than 20ppm emissions for clean and efficient operation.
- Flexible installation – 29kg compact design for wall or cascade mounting, external installation ready.
- Long flue runs – Up to 46m with 80/125mm concentric flue or common flue option.
- Smart modulation – 13:1 turndown ratio adjusts output to meet demand, minimises waste.
- Ultra-quiet – 52dB(A), perfect for noise sensitive commercial environments.
- Renewables compatible – Temperature booster for solar and heat pump systems.
Ideal For
- Bars, restaurants, hotels and gyms
- Healthcare and education facilities
- Food production, breweries and process industries
- Commercial and light industrial water heating
- Renewable ready installations (solar & heat pumps)
Why Buy
The Rinnai 1600e LPG Condensing Water Heater delivers cutting-edge performance, exceptional durability, and the flexibility demanded by modern commercial water systems. Its hydrogen-ready design, low-NOx emissions, and instant, continuous hot water make it the perfect future-proof choice for businesses seeking reliability, efficiency, and compliance.
Power your business with next-generation efficiency — add the Rinnai 1600e External Low-NOx LPG Water Heater to your basket today for reliable, instant, and sustainable hot water performance.
*Please note this water heater includes an easy to fit LPG conversion kit, allowing you to seamlessly switch between natural gas and liquid petroleum gas for uninterrupted hot water.
Rinnai 1600e External Low-NOx 58.4kW Condensing LPG Water Heater Specification
Oversized item (delivered on a pallet)
| Brand |
Rinnai |
| Model |
1600e N Series |
| Installation |
External |
| Fuel Type |
LPG (includes Natural Gas conversion kit) |
| Technology |
Hydrogen Blend Ready (30%) |
| Burner Type |
Down-firing Pre-mix Stainless Steel Burner |
| Gas Consumption (LPG) |
58.4kW max / 4.2kg/hr |
| Hot Water Flow Rate |
1.5 – 37 L/min (flow booster option available) |
| Temperature Range |
40, 42, 50, 55, 60, 65, 75, 85°C |
| Efficiency |
Condensing – High Efficiency (Low NOx < 20ppm) |
| Turndown Ratio |
13:1 |
| Weight |
28–29kg |
| Noise Level |
52 dB(A) |
| Operating Pressure |
Min 1.0 bar (dynamic) |
| Connections (Gas / Water Inlet / Water Outlet) |
3/4" BSP |
| Condense Outlet |
3/4" BSP |
| Electrical Supply |
230V AC 50Hz 1ph |
| Protection Rating |
IPX4 |
| Flue Options |
Direct Forced Exhaust / Common Flue System |
| Maximum Flue Length |
Up to 46m (80/125 concentric system) |
| Dimensions (H x W x D) |
670mm × 470mm × 222mm |
| Warranty |
1 Year Labour & 3 Years Parts (Up to 12 Years with Rinnai Commissioning & Servicing) |
| Product Type |
External Condensing LPG Water Heater |
