Based on science. Well-thought in detail.

GHL has been developing innovative Aquarium Technology since 1998. We strive to provide aquarists with the safest, most reliable aquarium technology available. All of our products are designed and field-tested to the highest standards and based on the latest scientific findings. We offer a wide range of products for freshwater and saltwater aquariums, ponds, and terrariums.

ProfiLux 4

The ProfiLux® aquarium controller offers everything the ambitious aquarist needs to achieve success. From form to function, the ProfiLux 4 is well-equipped to manage important tasks such as lighting control, water parameter measurement/control, level control, flow measurement, pump control, and much more. Fitted with the most on-board connections available, the P4 also includes integrated modules for measuring Conductance (adjustable: fresh or…

ProfiLux 4e

The “e” in ProfiLux 4e stands for essential. The ProfiLux 4e features the same high degree of quality and reliability as the flagship ProfiLux 4. With ProfiLux 4e, users who do not – or not immediately – need all the features of ProfiLux 4 are offered a more affordable alternative to ProfiLux 4 without sacrificing…

Focused on the Essentials. For Your Success in the Aquarium Hobby. Compact and Reliable: The aquarium controller Profilux Mini offers many familiar features found in the proven high-end ProfiLux 3 and 4 series, all at an attractive price. ProfiLux Mini measures and controls temperature and pH-value and can control dimmable and non dimmable lighting, variable…

ProfiLux Light (WiFi)

The Professional Lighting Control with many Smart Extra Functions. Buy now Achieving natural lighting conditions in your aquarium has never been easier. The compact aquarium controller Profilux Light offers many familiar features found in the proven high-end ProfiLux 3 and 4 series, all at an attractive price. ProfiLux Light can control dimmable and non dimmable lighting,…

ProfiLux Controller Sets

You want to start right away? Then our controller sets are a convenient solution for you. The sets contain matching components at a very attractive price. They offer a price advantage of up to 20% compared to the single purchase. The exact product description of the individual ProfiLux aquarium controller models can be found here.…

GHL Doser 2.2 Maxi

The GHL Doser 2.2 Maxi with a flow rate of up to 320 ml/minute is ideal for automatic water changes, level control, and dosing in larger quantities. Due to the precise 24 V stepper motors, micro-doses of 0.1 ml are also possible Robust mechanics and highly efficient stepper motors even allow continuous operation at constant…

KH Director®

Maintaining alkalinity is paramount for stability and optimal coral growth in the intricate world of reef keeping. If you’re striving for exceptional coral conditions, alkalinity testing is non-negotiable. That’s where the KH Director® comes in – an essential component for water quality management in aquariums. Available in Black or White With the KH Director®, achieving…

ION Director®

Fully Automatic Measurement and Control of Ca, Mg, K, Na, NO3 The ION Director® (IOND for short) uses state-of-the-art ion-selective technology to automatically and accurately measure essential water parameters – calcium, magnesium, potassium, sodium, and nitrate – with maximum comfort and affordable operating costs. The precise and durable multi-ion sensor, specially developed by GHL for…

Pumps

Versia Pumps and Controller Control Your Pumps Professionally Using the ProfiLux Aquarium Controller and its versatile stream pump programs you can perfectly integrate them into the workflow of your aquarium with many flexible options. The following pumps can be controlled: EcoTech Marine® with the GHL VorTech Controller (ProfiLux with PAB required, e.g. ProfiLux 3 / 3.1…

The Mitras® LX7 series is an ultra-bright LED full-spectrum light with an enormous power density (versions 7×06 with up to 195 W) that ensures natural brilliant colors (CRI> 95), uniform illumination, and radiant brightness in your aquarium. The unparalleled high efficiency and photosynthetic efficiency are unrivaled on the market.   Buy now Sleek, Modernized Design…

Mitras Lightbar is one of the highest quality and most effective LED lights on the market. The Mitras Lightbar is Made in Germany and offers: Homogeneous, brilliant and very bright light through a balanced mix of selected high-power LEDs in natural colors (CRI > 95, white LEDs > 150 lm/W) Maximal output power with GHL Power…

Mitras Slimline

Mitras Slimline is one of the highest quality and most effective LED lights on the market. The Mitras Slimline is Made in Germany and offers: Homogeneous, brilliant and very bright light through a balanced mix of selected mid-power LEDs in natural colors (model Skywhite CRI > 95, white LEDs > 150 lm/W) Uniformly wide light distribution…

Mitras-Simu-Stick

The Ultimate in Lighting Effects Mitras-Simu stick creates stunning lighting effects in your aquarium or terrarium and is the perfect supplement to your main illumination. Independently controllable via 4 separate dimmable light colors (neutral white, red, green and blue). You can create a variety of lighting scenarios in your aquarium:     Moonlight     Sunset and Sunrise     Thunderstorm / Lightning…

Powerbars

Specially developed for Aquatics. The perfect and safe functioning of the powerbars in an aquarium controller system is essential. They feature on/off switching of electrical loads for components such as heaters, cooling devices, solenoid valves for CO2 control, or stream pumps. A malfunction of the powerbar can lead to significant damage of the aquarium. That…

ProfiLux Expansion Box 2

All interfaces of the ProfiLux already used and you have run out of expansion slots? Looking to expand ProfiLux even further? Expansion Box 2 is the solution! With the Expansion Box 2, the aquarium controller, ProfiLux 3 and ProfiLux 4can be upgraded to allow for even more expansion capabilities. The new Expansion Box 2 connects…

GHL Sensors

All GHL sensors are made of the highest laboratory grade. They are durable, low maintenance, and matched to the highest German quality standards. Only double junction pH and redox/ORP probes are used, never the cheaper and less reliable single junction probes. Most models feature extra-long connection cables (3 m), which are specially made for use in…

Magnetic Stirrer

Some liquids tend to settle and require stirring before being dosed into the aquarium. The new GHL Magnetic Stirrer can handle this task with ease. It can be set to mix liquids at any time or immediately prior to dosing. The GHL Magnetic Stirrer works by utilizing a magnetic stir bar placed into a liquid…

Aquarium Fans

Cool your aquarium economically and efficiently. GHL fans can be speed-controlled depending on the water temperature with our PropellerControl. GHL PropellerBreeze 3 Durable fan units built from the highest quality materials. Offered in 2 to 6 fan models and in black and white, these high quality fans cool the aquarium water economically and efficiently using…

ProfiLux Expansion Cards

Kinder

GHL Lightbars

The Versatile Lightbar GHL Aluminum Light Bars are manufactured in our own production facility under the strictest quality and safety requirements. Made from high quality special and sea water resistant anodized aluminum extruded profile, (50 mm high and 52 mm wide) the GHL ALB provides ensures maximum stability with minimal weight and is available in various sizes for almost every aquarium.…

With professional GHL Aquarium Technology, you can bring the aquarium of your dreams to life.
Our GHL Support Forum category, “Customer aquariums and terrariums” can provide you with a wealth of tips and guidance for realizing your target, especially with GHL products.