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.

GHL Dosers Enable Fully Automatic, Measurement-Based Dosage Adjustments for Stable Aquarium Conditions

News, Application examples, Highlights, Water Chemistry

GHL Dosers offer fully automated, measurement-based dosage adjustments to maintain stable aquarium conditions. Utilizing data from GHL’s Director devices, these dosers can automatically modify dosages, ensuring optimal stability. The system supports various control modes and precise settings, with connectivity options including WiFi for standalone units, enhancing user convenience and system integration.

Optimal Lubrication of Peristaltic Pumps

Highlights, News

The GHL Doser 3 Peristaltic Pump, featuring a planetary gear, is designed for precise dosing and fluid handling. It operates by pressing a flexible tube with rotating rollers, ensuring smooth liquid movement. For optimal performance and longevity, lubrication of moving parts is essential, with a high-performance silicone paste recommended for its balanced viscosity and food-safe properties.

GHL technology supports sustainable fish farming at the University of Rostock

News, Application examples, Highlights

The GHL lighting and control system, featuring the ProfiLux controller and LEDControl4 modules, enables precise simulation of various light spectra and brightness levels for aquaculture research. This technology supports the University of Rostock’s efforts to optimize rearing conditions for African catfish, enhancing fish welfare and aquaculture efficiency. The ION Director and KH Director further monitor critical water parameters.

New Software for PLM-WiFiLAN!

News, Product news

The PLM-WiFiLAN expansion card enhances ProfiLux 4/4e controllers with improved WiFi performance and a LAN port, enabling firmware updates via WiFi or Ethernet through the GHL app. This upgrade offers faster communication, a more stable WiFi signal, and increased memory and processing power, facilitating future enhancements and features for advanced aquarium management.

GHL Starts Worldwide Shipping May 21 – Powered by FedEx

News

GHL introduces worldwide shipping starting May 21, 2025, in collaboration with FedEx, enhancing global accessibility to their advanced technology products. Customers benefit from live shipping cost calculations at checkout, optimized FedEx rates for lower costs, and faster delivery with detailed tracking. Shipping fees are dynamically calculated based on weight, volume, and destination for accuracy and transparency.

NO CONNECTION – When Cloud-Only Systems Leave You in the Dark

News, Highlights

GHL offers a hybrid aquarium control system that combines cloud convenience with robust local management. Users can access their systems remotely via the myGHL cloud and GHL Connect app, while maintaining full offline functionality through local network and direct USB connections. This ensures continuous operation and control, even if internet or cloud services fail, safeguarding your aquarium setup.

How Automation Reduces Stress – For You and Your Aquarium

News, Highlights

Discover how GHL technology makes aquarium care smarter, safer, and more consistent. Managing a thriving aquarium is a rewarding challenge. From dosing and water changes to maintaining stable conditions and ideal lighting – there’s always something to monitor. But the more you automate, the less stress you have to carry. Both for yourself and for your aquatic life. At GHL, we design tools that work together as a complete system – including our ProfiLux aquarium controller, dosing units, sensors, and high-performance lighting – all connected and customizable to suit your setup. Whether you’re caring for a reef, a planted aquarium, or a professional installation, GHL automation gives you reliability, precision, and peace of mind. Automate Water Changes with Confidence Regular water changes are vital – but they’re also time-consuming and easy to postpone. Using the ProfiLux controller in combination with GHL level sensors, you can automate water changes based on…