Butane/Propane Gas Atmospheric Heater HYDRO 4300 11-4

The Junkers Hydro 4300 WRD11-4 KG, reference 7736504539, is an 11-liter gas water heater designed to operate with butane or propane gas. It belongs to the Hydro 4300 range, featuring low NOx technology and an ignition system via hydrogenerator, meaning it requires neither batteries nor electrical connection to function, as it utilizes water pressure to activate its electronic system.

This model is especially suitable for domestic use, offering a high level of efficiency, reliability, and safety. Its automatic flame modulation adjusts the power according to demand, allowing for gas and water savings in daily use. It is built with a compact design that is easy to install and maintain, compatible with standard Junkers water and gas connections.

The WRD11-4 KG complies with the European low NOx emissions regulations, allowing its installation both indoors and in protected outdoor areas, such as balconies or terraces. Its NOx emissions are only 45 mg/kWh, significantly reducing environmental impact and contributing to a healthier environment.

Main Features

• Gas type: Butane/propane
• Capacity: 11 liters/min
• Ignition: Automatic by hydrogenerator (no batteries)
• Useful power: from 7.9 to 17.4 kW
• Energy class: A
• Efficiency: up to 75%
• NOx emissions: 45 mg/kWh
• Automatic flame modulation

Design and Safety

• Compact dimensions: 655 × 310 × 225 mm
• Exhaust diameter: 110 mm
• LED operation indicator
• Additional safety sensors inside
• Exclusive design and easy access to components

Advantages and Compatibility

• Quick installation with standard connections
• Compatible with exhausts from previous models (no need to modify smoke outlet)
• Ideal for protected indoor and outdoor areas
• Silent and automatic ignition upon detecting water flow
• Suitable for replacements without needing to adapt the installation

The Junkers Hydro 4300 WRD11-4 KG water heater is an efficient, sustainable, and practical option for those seeking immediate hot water without electrical consumption or high emissions. Its advanced water pressure ignition technology, along with its compact design and low environmental impact, make it a modern and reliable solution for the home.