Maintaining the right water temperature is essential for healthy fish, thriving corals, successful hydroponics and stable aquatic systems. The Charles Austen HC Chiller Series makes temperature control simple, delivering reliable heating and cooling performance for aquariums, ponds, hydroponic installations and laboratory applications. Built with premium components and designed for long-term operation, these chillers provide accurate temperature management when consistency matters most.

At the heart of every HC Chiller is a corrosion-resistant pure titanium evaporator, making the range suitable for both freshwater and marine environments. Combined with an environmentally friendly R134a refrigerant system, low-noise operation and intuitive digital controls, the HC Series offers professional-grade performance for hobbyists and commercial users alike.

Key Features

• Precise heating and cooling for year-round temperature control
• Suitable for freshwater and marine aquariums
• Ideal for hydroponic systems, ponds and laboratory applications
• Pure titanium evaporator resists corrosion and extends service life
• Digital temperature display for accurate monitoring and adjustment
• Quiet operation minimises disruption in home and commercial environments
• Environmentally friendly R134a refrigerant system
• Built-in overheat protection and automatic safety shutdown
• Wide range of models available for systems from 100 to 2,000 litres

Choose the Right Model

Professional Temperature Control You Can Trust

Fluctuating water temperatures can stress fish, impact coral health and reduce the efficiency of hydroponic systems. The HC Chiller Series is engineered to maintain stable conditions, helping protect livestock, improve system performance and reduce the risks associated with temperature swings.

For larger installations, the HC2200BH delivers commercial-grade performance with the ability to handle substantial water volumes and heating temperatures up to 46°C. Whether you're managing a large aquarium, aquaculture facility, hydroponic operation or specialist research environment, there's an HC Chiller designed to meet your requirements.

Invest in dependable temperature control and enjoy greater peace of mind knowing your aquatic or growing system is operating at its optimum temperature throughout the year.

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.