The Marina Submersible Heaters provide dependable heating solutions for fresh or saltwater aquariums, accommodating capacities up to 300 litres. These heaters are crafted from durable high-impact glass, designed for longevity under normal aquatic conditions. Each unit includes user-friendly features such as an easy-to-access temperature set dial, an on/off pilot light indicator, and a fish-friendly bumper guard. This ensures adaptable functionality while prioritising the safety and comfort of your aquatic life.

• Comprehensive range for aquariums up to 300 litres.
• Durable construction with high-impact glass.
• Temperature set dial for precise control.
• Includes a bumper guard for fish safety.
• Energy-efficient with low power consumption.

Designed for practical usability, these submersible heaters offer a blend of efficiency and reliability essential for maintaining optimal aquarium conditions. Whether supporting smaller tanks or larger setups, they provide peace of mind with consistent performance and safety features.

• Wattage Options: 25w, 50w, 100w, 150w, 200w, 300w
• Tank Capacity: Up to 300L based on wattage
• Plug Type: UK 3-Pin Plug
• Design: Submersible with high-impact glass

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.