The Onyx Countertop Bottled Water Cooler

Rental from £0.00 per week (ex vat)

With its sleek stainless steel front panel, the Onyx Countertop Bottled Water Cooler adds a touch of style to any home or office worktop. This reliable and easy-to-maintain water dispenser serves up a refreshing cold drink or a hot water for a mug of tea whenever you need it. It’s the perfect choice for anyone looking for an economical yet powerful water cooler and is available as bottled or mains-fed.

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Hot and cold water on demand

The Onyx Countertop Bottled Water Cooler is a top-of-the-line choice for anyone in need of a reliable water dispenser.

The one-piece hot tank delivers piping hot water on demand, while the high-capacity stainless steel cold water reservoir ensures that you always have a refreshingly cold drink to hand.

Top-loading water dispenser

The top-loading design makes it easy to monitor the water level and know when it’s time to change the bottle.

The cooler features a spacious dispensing area, which allows you to fill glasses and bottles with ease, ensuring a smooth and efficient water dispensing experience for users.

Efficient water dispenser

The Onyx dispenses a steady supply of chilled water at a rate of 3 litres per hour and hot water at 2 litres per hour. This, coupled with the versatile design makes it suitable for a wide range of industries and environments, and it is compatible with standard 15L and 19L water bottles, making it easy to refill and maintain.

Adjustable water temperature

The temperature is easily adjustable using the thermostat located on the rear of the unit, allowing you to customise the temperature of the cold water to your liking. Overall, the Onyx is convenient and efficient for any home or office.

Clean & safe water dispenser

The cooler features a removable drip tray for easy cleaning. Additionally, the cooler is equipped with the patented WaterGuard® technology, which prevents spilling during bottle change and keeps dirt from entering the reservoir. This ensures that the water you drink is always clean and safe.


Temperature options
Chilled & Ambient, Chilled & Hot
Dimensions (W x D x H)
310 x 360 x 480 mm
Chilled: 4-10°C, Hot: 74-92°C
Chilled: 12kg, Hot: 13kg
Power requirement
Hertz 60 / Volts 115
Maximum power consumption
Litres per hour
Chilled: 4.6L, Hot: 2L
Push buttons
Stainless steel front panel, black

Bottled water cooler service & maintenance

When you rent a bottled water cooler from us, our plans include installation and ongoing maintenance. Our team of fully trained engineers cover the UK and are here should you need.


Culligan provides professional installation services for The Onyx Countertop Bottled Water Cooler and other water treatment systems. Our team of highly trained technicians ensure that your cooler or system is expertly installed. They will work to schedule the installation at a time that is most convenient for you, providing you with a seamless experience from start to finish.


When you purchase or rent the Onyx Countertop Bottled Water Cooler, we provide a variety of service and maintenance options that are flexible and meet your needs. Don’t hesitate to reach out to us with any questions, we are always happy to help you with your water cooler maintenance needs.


If you encounter any problems with your water cooler, you can easily reach out to us for assistance. Our customer service team can be contacted through our website contact form or by phone. If the problem requires an on-site visit, we will dispatch a skilled technician to your location to fix the issue.

Key features at a glance

  • Safety release on electronic buttons
  • High-capacity stainless-steel cold-water reservoir
  • One-piece hot tank delivers piping hot water
  • Removable drip tray for easy cleaning
  • Easy-to-use controls
  • Cold temperature is controlled by an adjustable thermostat and is easily accessible on the rear of the unit
  • LED night light indicates the unit is working
  • Patented WaterGuard ® prevents spilling during bottle change and keeps dirt from entering the reservoir

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