Rinnai N1300i Internal Condensing Gas Water Heater (LPG & Natural Gas) – Up to 35L/Min | Energy Fuel UK

Upgrade your hot water system with the Rinnai N1300i Internal Condensing Gas Water Heater, a powerful and energy-efficient solution designed for both domestic and commercial water heating applications. Capable of delivering up to 35 litres per minute, this high-efficiency water heater is ideal for properties with high hot water demands.

At Energy Fuel UK, we supply the Rinnai N1300i for wholesale and retail customers across the UK and Ireland. Whether you’re a contractor, installer, or end-user, our expert support and competitive pricing ensure a seamless purchasing experience.

Rinnai N1300i Condensing Gas water heater Internal (35L/Min)

From Factory Heaters

The Rinnai N1300i Internal Lo-Nox Condensing Gas Water Heater is a powerful and efficient tankless water heater that will provide you with an endless supply of hot water. This unit is designed to be installed internally, meaning it can be placed in tight spaces and out of sight.

With a turndown ratio of 13:1, this model offers superior performance and energy efficiency. The N1300i also features advanced safety features such as freeze protection, overheat protection, and flame failure detection. It has a maximum output of 47kW and can provide up to 35L/min of hot water. This makes it ideal for larger households or commercial applications.

Rinnai water heaters are the pinnacle in commercial water heating, offering fully modulating, fully condensing, continuous flow using stainless steel heat exchangers.

The Versatile and Efficient Rinnai Gas Water System

If you’re looking for a reliable and efficient gas water system for your home, look no further than the Rinnai Gas Water System. This powerful system offers instant hot water temperature control and is available in both natural gas and LPG variants. With its advanced technology and 96% gross efficiency, the Rinnai Gas Water System is the ideal choice for those who want to save energy and money while enjoying a continuous supply of hot water. The gas fired water heaters feature a 13:1 turndown ratio, ensuring that you only use the amount of gas needed to heat the water. So whether you have a large family or are running a commercial establishment, the Rinnai Gas Water System can provide the hot water you need, when you need it. Upgrade your existing gas water heater residential system today with the Rinnai Gas Water System.

This unique tankless Rinnai water heater design offers turndown ratios of 13:1 and has many other new and exciting features. Available in 47kW variants for both internal and external wall mounting, the range is A-rated and can offer water flow rates above 1500 litres of temperature accurate hot water per hour.

The Rinnai N1300i is ENERGY STAR certified. Investing in the Rinnai N1300i Internal Lo-Nox Condensing Gas Water Heater is an excellent way to ensure your home or business always has access to hot water when needed.

• No of shower heads    

• Increased performance and efficiency (96% gross efficiency)
• 13:1 turndown ratio – optimising gas usage
• Easy integration to Building Management Systems and remote monitoring capability
• Extended flue runs of 45+ metres
• Stainless steel heat exchanger offers increased durability and warranty
• Rinnai commercial water heaters are supplied in Natural Gas only.
• For LPG requirements, an LPG conversion kit will be supplied free of charge with a Natural Gas water heater
• LPG conversions must only be carried out by a Gas Safe Registered engineer.
• Rinnai Water Heater Manual
• In-built controller for temperature setting and fault diagnostics

🔥 Key Features: Rinnai N1300i Internal Condensing Gas Water Heater

• High-Performance Hot Water Output: Delivers up to 35L/min, perfect for homes, commercial kitchens, gyms, and hotels.

• Condensing Technology: Utilises advanced condensing tech to achieve greater energy efficiency and lower fuel consumption.

• Dual-Fuel Compatibility: Operates on LPG and Natural Gas, offering flexibility for various installations.

• Internal Installation: Designed for indoor mounting, saving space and providing protection from the elements.

• Compact & Efficient Design: Wall-mounted unit with built-in frost protection and user-friendly digital controls.

• Reliable & Long-Lasting: Backed by Rinnai’s reputation for durability and low maintenance.

W1300i(N)-NAT : Natural Gas Water Heater
W1300i(N)-LPG : Conversion of Nat Gas water heater required

Pre-packaged Plant Room Solution

Our condensing Rinnai water heaters can also be supplied as a pre-packaged plant room solution with multiple water heaters installed in a modular frame, together with pre-built pipework and connections :-

• Offers increased flow rate
• Can meet the supply of the most demanding applications
• Reduce customer down-time significantly
• Reduces on-site installation time significantly

SEE PRE-PACKAGED SOLUTIONS IN-STORE FOR MORE INFORMATION

Search other Rinnai Water Heating Solutions:
Rinnai N1300i
Rinnai N1300e
Rinnai N1600i
Rinnai N1600e

✅ Why Choose Energy Fuel UK?

• Nationwide Wholesale & Retail Supply

• Expert Technical Support

• Competitive Prices

• Fast UK & Ireland Delivery

• Trusted supplier of gas water heaters, condensing boilers, and warm air heating systems.

This unit is perfect for anyone searching for:
“Best gas water heater UK”, “high capacity condensing water heater”, “commercial water heater LPG and natural gas”, or “35L/min Rinnai water heater for sale”.

👉 Browse more in our Gas Water Heaters Category for the full range of Rinnai water heaters, parts, and accessories.

UTVs & ATVs Mowers for Groundscare  Robotic Mowers  Golf Machinery  Lawn & Turf Care Commercial Ride-On Mowers  Caravans  Touring Coaches  Travel Trailer Boats & Outboards Golf Cart E-Moto E-Bikes For Sale Boat Parts Warehouse