The aquarium heater has all the necessary features for safe and precise temperature maintenance of the water in your tank.

The exclusive technology and the high quality of the components guarantee a long lasting product.

Submersible, no thermal shock, high impact resistance, graduated scale, vertical and horizontal positioning and precise maintenance of set temperature.

Specifications:

Theo 25W

Power: 25W
Length: 17.8cm
For aquarium size: 10 - 25L

Theo 50W

Power: 50W
Length: 17.8cm
For aquarium size: 20 - 50L

Theo 100W

Power: 100W
Length: 22.6cm
For aquarium size: 50 - 100L

Theo 150W

Power: 150W
Length: 30.6cm
For aquarium size: 90 - 150L

Theo 200W

Power: 200W
Length: 30.6cm
For aquarium size: 100 - 200L

Theo 300W

Power: 300W
Length: 39.4cm
For aquarium size: 200 - 300L

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.