Rinnai N Series 1300e Low-NOx 47kW LPG Water Heater

The Rinnai N Series 1300e Low-NOx 47kW LPG Water Heater is a high-performance commercial continuous flow water heating solution designed for businesses that require powerful, energy-efficient, and reliable hot water delivery. Built with advanced condensing technology and future-ready hydrogen blend compatibility, this LPG gas water heater is ideal for restaurants, hotels, gyms, healthcare facilities, industrial applications, and large commercial properties.

Energy Fuel UK

Advanced Commercial LPG Water Heating Technology

The Rinnai N Series 1300e utilises advanced condensing heat exchanger technology combined with a down-firing stainless steel pre-mix burner to maximise efficiency and reduce energy waste. This innovative design ensures every unit of LPG gas is used effectively, helping businesses lower running costs while maintaining consistent hot water performance.

Designed with a stainless-steel primary heat exchanger, the unit offers exceptional durability and long-term reliability. The appliance is also hydrogen blend ready, supporting up to 20–30% hydrogen mixes for future energy compliance. Platforms like Consumer Tested Reviews, Google, c

Key Features of the Rinnai N Series 1300e LPG Water Heater

• 47kW commercial LPG condensing water heater
• Low-NOx emissions technology
• Continuous flow hot water system
• Up to 35 litres per minute hot water output
• ±1°C precise temperature control
• Stainless-steel heat exchanger
• Hydrogen blend ready technology
• High-efficiency condensing performance
• 13:1 turndown ratio for energy savings
• Compact wall-mounted design
• Ultra-quiet operation
• Suitable for cascade installations
• Long flue runs up to 46 metres
• Renewable-ready for solar thermal and heat pump systems

Powerful Commercial Hot Water Performance

The Rinnai 1300e LPG Water Heater delivers outstanding hot water volumes with highly accurate temperature stability. The unit can produce up to 35 litres of hot water per minute, making it ideal for high-demand commercial environments such as:

• Hotels
• Restaurants
• Cafés
• Bars
• Leisure centres
• Gyms
• Healthcare facilities
• Schools
• Food production sites
• Farming operations
• Industrial premises

The intelligent modulation system automatically adjusts energy usage depending on demand, helping reduce fuel consumption and carbon emissions.

Energy Efficient Low-NOx LPG Water Heater

The Rinnai N Series is designed to reduce environmental impact while improving operating efficiency. Its advanced Low-NOx burner technology produces emissions below 20ppm, supporting businesses working toward sustainability goals and modern compliance standards.

The condensing design captures additional heat from exhaust gases, increasing efficiency and reducing wasted energy. Because the system heats water on demand, there is no standing heat loss associated with traditional storage cylinders.

Flexible Installation Options

The Rinnai 1300e LPG Water Heater is compact and lightweight at approximately 28–29kg, allowing flexible installation options including:

• Wall-mounted installation
• Cascade frame installation
• Commercial plant rooms
• External applications
• Multiple-unit systems

Its powerful fan motor supports flue runs of up to 46 metres using concentric flue systems, making installation easier in larger commercial buildings.

Safety Features

The Rinnai N Series includes multiple built-in safety protections designed to ensure safe commercial operation, including:

• Water temperature safety shut-off
• Exhaust temperature sensor
• Flame failure protection
• Advanced combustion monitoring
• Frost protection
• Overheat protection

These systems help protect both the appliance and building installation.

Technical Specifications

Why Buy from Energy Fuel UK?

At Energy Fuel UK, we supply high-quality commercial water heating solutions for retail and wholesale customers across the UK and internationally.

Benefits of Buying from Energy Fuel UK

• Competitive wholesale and retail pricing
• Fast UK delivery
• Commercial heating specialists
• Secure ordering process
• Expert customer support
• Genuine manufacturer products
• Bulk order supply available
• Worldwide shipping available

Warranty & Professional Installation

All gas appliances should be installed by a qualified Gas Safe Registered engineer in accordance with UK regulations and manufacturer instructions to ensure safe operation and maintain warranty coverage.