GHL Dosing Containers – Now Also in 5 L

News, Product news

Big tanks, big consumption? We’ve got you covered. Our Dosing Containers are now available in a third size: 5 liters – perfect for large aquariums and high-consumption solutions. Available in 1 L, 2 L and 5 L. What makes them the better choice: Push-pull fitting for a secure, leak-free connection – adapter for flexible tubing included Dip tube down to the bottom for nearly complete emptying Integrated recess for the optional magnetic stirrer – keeps Balling salts and trace elements evenly mixed Easy filling and maintenance thanks to the large opening and O-ring sealed lid Clear volume scale for monitoring liquid levels at a glance

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Coral Fluorescence: Biochemistry and Ideal Aquarium Lighting

Lighting Essentials, News

Coral fluorescence results from proteins in the coral animal that absorb shorter-wavelength light and emit longer-wavelength colors, distinct from the coral’s symbiotic algae. Different fluorescent proteins require specific excitation wavelengths—blue light excites green and cyan, while orange and red proteins need green-to-yellow light. GHL’s Mitras LX8 fixture offers twelve adjustable channels spanning near-UV to Hyperred, enabling tailored lighting to both highlight fluorescence and support coral growth.

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GHL Connect AI — a first look at what’s coming

News

Update from 07/02/2026 A few weeks ago I shared a first bit of information about the upcoming GHL Connect AI. I really didn’t want to write too many posts about it before it’s actually available — but what my app development team has put together over the last few days has completely blown me away. I just had to share it. Every screen looks fantastic; it was genuinely hard to pick just a few. Take a look at the latest screenshots below, and you’ll understand why I’m this excited. In case you missed our first email and are wondering what this is about: GHL Connect AI is the next generation of the app you already use — for all your GHL devices. A fresh look & feel — plus different themes Even more features — building on the app you already know AI-powered — intelligent features that assist you More performance…

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Introducing ProfiLux 4.1 – Same Trust, New Connectivity

News, Product news

ProfiLux 4.1 & 4.1e – Now Available Thousands of aquarists trust the ProfiLux 4 to run their systems — and for good reason. It’s the most capable aquarium controller on the market. With the ProfiLux 4.1, we’ve taken everything that makes the ProfiLux 4 great and added what many of you have been asking for: a built-in LAN port and over-the-air firmware updates. Same proven platform. Same reliability. Now with wired network connectivity and effortless updates — no USB cable required. Shipping from Germany starts April 20. US warehouse availability follows approximately six weeks later. What’s new in the 4.1? Under the hood, a more powerful Wi-Fi coprocessor and an Ethernet PHY give you two things: a hardwired LAN connection for rock-solid network stability, and the ability to receive firmware updates directly over the air. Everything else? Exactly the ProfiLux 4 you know and trust — three expansion slots, the…

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Science That Goes Deeper: Meet the IMARCS Foundation

News, Highlights

The IMARCS Foundation, led by President Michael Maddox, is dedicated to addressing the decline of coral reefs through active intervention. Their initiatives include testing zooxanthellae from giant clams to improve coral heat tolerance, assessing mangrove restoration for carbon sequestration, and exploring clam farming as a carbon sink. Their research spans global locations, combining marine ecology and molecular genetics.

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New GHL Product Name Contest – Guess the Name and Win One of the First Units

News, Product news, Promotions & Sales

GHL Advanced Technology is hosting a Product Name Contest for a new, high-performance product designed to surpass its competitors. Participants can submit their guesses via social media or email by May 2, 2026. The product promises unmatched power, distinctive design, and perfect color blending. Winners will be randomly selected from correct entries to receive one of the first units.

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GHL Industrial Line – Professional Automation for Aquariums, Aquaculture and Research

News, Product news, Highlights, Water Chemistry

The GHL Industrial Line provides a modular automation platform for aquariums, aquaculture, and research facilities. It integrates advanced control, high-precision monitoring, reliable dosing, and intelligent power management with full cloud connectivity. The system supports structured professional installations, offering flexibility and scalability through plug-and-play configurations and custom setups, ensuring efficient and precise environmental management.

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Network Security by Design – Why GHL Systems Are Not a Backdoor Risk

News, Highlights

GHL systems are meticulously designed to prevent network backdoor risks, ensuring robust security for professional environments like research facilities and aquaculture operations. These controllers function independently without relying on external cloud services, offering optional remote access via myGHL. Network interfaces can be disabled for direct USB operation, minimizing potential vulnerabilities. Proprietary protocols further secure communication by limiting active ports and eliminating generic access mechanisms.

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