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Aquarium Shop: Aquarium Supplies Online, Aquarium Equipment - HAPPY DISKUS!

Buy Aquarium Supplies, Aquarium Equipment & Accessories for your freshwater or saltwater fish tank online.
Aquarium Online Shop with 150,000 customers worldwide!

  • Shipping costs start from 12.90€ to all EU countries.
    EU EU (12.90€ shipping costs, 120,000 customers ↑)

  • Located in Germany we are one of the biggest Aquarium Online Stores in Europe.

  • Quality brands like EHEIM EHEIM, Fluval Fluval, JBL JBL, Dennerle Dennerle & many more. Best prices!

  • Freshwater & Saltwater. LED Lighting.

  • 20 years experience, fast delivery: HAPPY-DISKUS Aquaristikshop

We are located in Germany and supply online aquarium products like Aquarium Equipment, Filters, LED Lighting and many other quality products from the leading brands: EHEIM, Fluval, JBL and many more. Our online shop has just everything for your freshwater or saltwater aquarium!

Aquarium Supplies new & Bestseller

protection for all tropical fish
from 14.95 €*
Discusfood Royal Catappa
Minerals and Trace Elements for Discus
from 14.49 €*
Discusfood Discus Minerals
staple food paste with shrimps
19.49 €*
Discusfood Shrimp Paste
price per meter tube
from 2.09 €*
PVC Tube

high performance direct diffuser for CO2
from 21.49 €*
JBL ProFlora Taifun inline CO2 Inlinediffusor
flake-shaped high-end granulate
14.95 €*
Discusfood Buffet di Insect
daily fertiliser for water plants
from 4.89 €*
JBL Ferropol 24
electronic WiFi thermometer
39.95 €*
AQUAEL Thermometer Link
You can discover more trending Aquarium Product Ideas here.

+++NEW AQUAEL Flow Heater+++ AQUAEL Thermometer Link++++++++NEU EHEIM thermocontrol +e with WLAN++++++++++HANNA now again at the Aquaristikshop++++++++++DENNERLE Soda CO2 System++++++++++NEW JBL CO2 Technology 2021+++++

+++NEW AQUAEL Flow Heater+++ AQUAEL Thermometer Link+++

AQUAEL Flow Heater is the first intelligent flow heater with variable power. Thanks to the novel SHS system, the power is automatically adjusted to the water volume. The flow heater is connected to the external filter. This eliminates the need for a heater in the aqaurium, creating many more design options than before.

AQUAEL Thermometer Link is an electronic WiFi thermometer. The temperature in the Aqaurium is permanently measured and stored. The data are transferred to the smartphone or tablet. Notifications can be set when the temperature is higher or lower.
+++NEW AQUAEL Flow Heater+++ AQUAEL Thermometer Link+++

+++++NEU EHEIM thermocontrol +e with WLAN+++++

The EHEIM thermocontrol +e is the first electronic aquarium heater with digital control via WLAN from EHEIM. The temperature can be precisely set from 18 to 32 °C via smartphone, tablet or PC/MAC. A message is sent as soon as the temperature deviates by ± 2 °C. The electronic heater can be networked with other devices of the EHEIM digital family.
+++++NEU EHEIM thermocontrol +e with WLAN+++++

+++++HANNA now again at the Aquaristikshop+++++

We are pleased to offer the products of HANNA Instruments in the Aquaristikshop again. The measuring instruments convince by exact measuring results, simple handling and long life time. In addition to the meters, you will also find the buffer solutions and maintenance fluids in our store.
+++++HANNA now again at the Aquaristikshop+++++

+++++DENNERLE Soda CO2 System+++++

The new Dennerle Carbo Soda M200 allows the use of common soda exchange cylinders as a source of carbon dioxide for the aquarium. All conventional soda bottles can be used. The system is supplied complete with a filled soda exchange cylinder. For customers who already have a CO2 reusable system, an adaper is available to allow the soda bottle to be used on the reusable system.
+++++DENNERLE Soda CO2 System+++++

+++++NEW JBL CO2 Technology 2021+++++

With Basic, Advanced and Professional, JBL is launching 3 lines with CO2 technology that are perfectly tailored to the needs of users. As before, all systems are available with disposable and reusable cylinders and now, brand new, also without CO2 cylinder (System V). The new pressure reducers impress with their chic design and a lot of new features.
+++++NEW JBL CO2 Technology 2021+++++


LED Aquarium Lighting

The switch to LED Lighting can save energy and cash. You can simulate sunrises and sunsets in your aquarium with high efficiency LED bulbs or you can change the color spectrum of your aquarium lighting.
We offer a wide range of quality products for LED Aquarium Lighting like LED bulbs, accessories and LED controlling.

Top articles

Seachem PurigenSeachem Purigen
filter medium with unparalleled capacity
13.49 €*
AQUAEL External Filter Multikani 800AQUAEL External Filter Multikani 800
multi-functional, modular external filter
59.95 €*
Fluval FX6 External Aquarium FilterFluval FX6 External Aquarium Filter
comfortable external filter for larger tanks
248.95 €*
Tropica Aquarium SoilTropica Aquarium Soil
complete, active aquarium gravel
17.49 €*
Tetra Min Staple Food 2x1000 mlTetra Min Staple Food 2x1000 ml
special offer: 2x TetraMin 1000 ml. Tetra Min is the mostly buyed aquarium fish food in Germany since many years. Feeding all your aquarium fish with Tetra Min. For a good growth and fantastic colors.
15.95 €*
Tetra AquaSafe Water Conditioner 2x500 mlTetra AquaSafe Water Conditioner 2x500 ml
special offer: 2x Tetra AquaSafe 500 ml. Tetra AquaSafe is the unique water care and helpful for any water change or durin new setup of an aquarium. Tetra AquaSafe binds harmful substances and makes tap water to aquarium water.
15.95 €*
Sera Vipan Nature Staple Food 2x1000 mlSera Vipan Nature Staple Food 2x1000 ml
special offer: 2x sera vipan 1000 ml. sera vipan staple food for all ornamental fish. sera vipan contains carefully selected ingredients with prebiotic effect enhance health and liveliness.
12.99 €*
JBL ProScan Multi Water-AnalysisJBL ProScan Multi Water-Analysis
With the JBL ProScan you can check your aquarium water using your smartphone.
17.49 €*
Easy-Life 25 Root Sticks -Root Fertilizer-Easy-Life 25 Root Sticks -Root Fertilizer-
5.59 €*
Aquatlantis Easy LED Control 2 PlusAquatlantis Easy LED Control 2 Plus
65.95 €*
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