The Sicce Scuba CTL 400W Heater provides powerful and precise temperature control for large aquariums between 300 and 480 litres. Suitable for both freshwater and marine setups, it delivers reliable heating performance to help maintain stable water conditions for fish, corals, and aquatic plants.

With integrated electronic control and app connectivity, the heater can be paired with the CONTRALL app to allow remote operation and monitoring. This offers added convenience for adjusting settings and keeping track of aquarium temperature without direct access to the tank.

An energy saving mode allows the heater to operate at half power when required, helping reduce energy consumption while still maintaining suitable water temperatures. The fully submersible design and 47cm heater length make it suitable for larger aquariums where consistent heat distribution is important.

This item is supplied in the original box and has been tested and confirmed working. It is an ex-demonstration unit from an unwanted item return.

Key Features:

• 400W aquarium heater suitable for tanks between 300–480 litres
• Compatible with both freshwater and saltwater aquariums
• Electronic control for stable temperature management
• Energy saving mode with half power operation
• Compatible with CONTRALL app for remote control and monitoring
• Fully submersible design for aquarium installation
• 47cm heater length suitable for larger aquariums

The Sicce Scuba CTL 400W Heater offers strong heating performance for large aquariums while providing the convenience of app connectivity and an energy saving mode. Its reliable design makes it a practical choice for aquarists managing larger freshwater or marine tanks.

Specifications:

• Wattage: 400W
• Recommended Aquarium Size: 300–480 Litres (80–125 US gallons)
• Heater Length: 47cm
• Control: Electronic with CONTRALL app connectivity
• Energy Mode: Half power energy saving mode
• Installation: Fully submersible
• Aquarium Type: Freshwater and marine
• Condition: Ex-demonstration unit, tested working, supplied in original box

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.