Ariston hot water tank 5 liters of presseless boilers 230V 2kW

Ariston ARKS 5 litre under- and over-sink unit – hot water with style and safety

The Ariston ARKS 5-liter is the ideal solution for anyone looking for a compact, environmentally friendly, yet powerful hot water tank. With its modern design and easy installation, this under-counter unit impresses both visually and functionally. The unit is perfect for use in small spaces and niches without compromising on performance.

Compact design for maximum space saving

With its dimensions of 250 mm wide, 385 mm high, and 184 mm deep, the Ariston ARKS 5 Liter fits into almost any installation situation. This space-saving design makes it the perfect choice for small kitchens, bathrooms, or even commercial spaces where space is limited.

Despite its compact size, the hot water tank holds 5 liters of water, providing sufficient capacity for daily use, such as washing hands or washing dishes.

Easy installation and high user-friendliness

The Ariston ARKS 5 litres' installation is particularly straightforward thanks to its open, pressureless design. Connection is via a 3/8"-connection, making installation easy even for less experienced DIY enthusiasts. Thanks to the power indicator light, you can always keep track of whether the device is in operation or not.

In addition, the practical PU rigid foam insulation, which is CFC-free, ensures efficient heat storage, saving energy and making operation more environmentally friendly.

Safety comes first

The Ariston ARKS 5-liter kettle is equipped with several safety systems to ensure worry-free operation. The integrated thermostat and overheat protection function ensure that the temperature is always controlled and kept safe. Furthermore, the innovative reset system prevents overheating, effectively protecting against scalding.

Another advantage is the built-in automatic frost protection, which protects the device from damage caused by freezing even at low temperatures.

Inner container made of corrosion-free plastic

The hot water tank is equipped with an inner container made of high-quality, corrosion-resistant plastic. This prevents the formation of rust and thus significantly extends the service life of the unit. The anti-vacuum system also effectively prevents malfunctions caused by negative pressure conditions.

Sustainability and energy efficiency

With an energy rating of A, the Ariston ARKS 5-liter is one of the most economical appliances in its class. This translates to lower energy costs and sustainable use. Environmental friendliness was also taken into account in the selection of materials, as the hot water tank is 100% recyclable.

Thanks to its fast heating time of only about 9 minutes, the device provides hot water exactly when you need it – without long waiting times, but with the necessary energy efficiency.

Technical highlights at a glance:

- Capacity: 5 liters
- Energy class: A
- Power: 2 kW at 230 V
- Heating time: approx.9 minutes
- Dimensions: 250 mm (width) x 385 mm (height) x 184 mm (depth)
- Inner container made of corrosion-free plastic
- Pressureless design for under- or above-counter installation
- Thermostat with overheating protection
- Reset system for resetting in case of overtemperature
- Automatic frost protection
- CFC-free PU rigid foam insulation
- Operating indicator light
- Antivacuum system

Conclusion: Simple, safe and efficient

The Ariston ARKS 5-liter undersink storage tank combines modern design, high functionality, and sustainability in a compact unit. Whether for residential or commercial use, this unit adapts flexibly to your needs and reliably delivers hot water every time. With its easy installation and sophisticated safety features, the ARKS 5-liter is a true highlight among hot water tanks.