GHL Float Bracket/Fastener DescriptionThe GHL bracket float is an accessory used to mount a GHL float (level) sensor securely in your aquarium, reservoir, or sump when setting up automatic water level functions with a GHL ProfiLux controller. It holds the mechanical float switch in the correct position so it can accurately detect water level changes for top‑off, water changes or leak detection. Key Features Designed to work specifically with GHL float sensors used in ProfiLux setups Provides stable and adjustable mounting for the float switch Ensures accurate detection of water level when combined with a sensor Helps integrate float sensors into sump, reservoir or tank installations Benefits✔ Keeps the float sensor properly positioned✔ Improves reliability of water level detection✔ Makes setup for ATO or automatic water change easier✔ Works with ProiLux controller automation functions Typical UseYou’d attach the GHL float switch to this bracket (often along with a sensor holder base like PL‑LF‑Base2) and set the float at the height where the controller should detect low or high water. The controller will then react (start/stop pumps or trigger alerts) based on the float’s position.

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GHL Optical Sensor Bracket – Mounting Accessory for ProfiLux ATO Sensors DescriptionThe GHL Optical Sensor Bracket is an accessory designed to hold and position GHL optical water level sensors securely in your aquarium, sump, or reservoir. It ensures accurate detection of water levels when used with GHL ProfiLux controllers and ATO (auto top‑off) setups, helping maintain stable water conditions with reliable automation. Key Features Precision mounting bracket designed for GHL optical sensors Holds sensor in the correct orientation for accurate water level detection Compatible with GHL ProfiLux optical ATO sensors Durable construction for long‑term submersion Easy to install and reposition Benefits✔ Ensures consistent and accurate water level detection✔ Simplifies installation of optical ATO sensors✔ Improves reliability of automatic top‑off and water control✔ Adjustable placement for different tank or reservoir setups✔ Compatible with other GHL level accessories How to Use Place the optical sensor into the bracket slot Position the bracket at the desired water level inside your tank, sump, or reservoir Secure bracket to the tank or surface (magnetic or adhesive mount, depending on model) Connect sensor to your GHL controller Power on the system and confirm correct level detection Adjust placement if needed for optimal performance

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GHL Level/Temp Extension Cable – 2 m & 5 m DescriptionThe GHL Level/Temp Extension Cable is a genuine GHL accessory designed to extend the reach of your level and temperature sensors (such as optical level, float level, or temperature probes) when using a GHL ProfiLux controller system. It allows you to position sensors farther from the controller — ideal for larger aquariums, remote sumps, or technical cabinets — while maintaining accurate, reliable signal transmission. These cables are available in both 2 m and 5 m lengths to suit different installation needs. Key Features Official GHL extension cable for level & temp sensors (PS/2 style) Available in 2 m and 5 m lengths Plugs directly between the sensor and controller Maintains accurate sensor readings over distance Simple plug‑and‑play installation Benefits✔ Extends sensor reach for flexible placement✔ Ideal for large tanks, remote cabinets or sumps✔ Preserves accurate data without signal loss✔ Makes sensor positioning cleaner and neater✔ Works seamlessly with GHL ProfiLux controllers How to Use Unplug the original sensor cable from your GHL controller. Plug the extension cable into the sensor’s connector. Plug the other end of the extension into the controller. Arrange the sensor in your tank, sump, or reservoir at the desired position. Power the system and verify the sensor is reporting correctly.

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GHL Module pH & Redox – Expansion Card for ProfiLux Controllers DescriptionThis GHL pH & Redox (ORP) expansion module is an official sensor interface card that adds dedicated measurement inputs to your GHL ProfiLux aquarium controller or Expansion Box. It provides a galvanically isolated input that can be switched between a pH probe or a Redox (ORP) probe, allowing your system to monitor crucial water chemistry parameters with high precision. Key Features Internal expansion card for GHL ProfiLux controllers / Expansion Box One galvanically isolated input for a pH sensor or Redox (ORP) sensor Designed for accurate chemical measurements without electrical interference Easy installation into an available expansion slot Automatically recognized by the ProfiLux system once installed Benefits✔ Monitors critical pH or Redox levels in real time✔ Improves control over aquarium water chemistry✔ Reduces the need for manual testing with handheld meters✔ Integrates directly with GHL automation and alarm functions✔ Enhances advanced reef, marine and freshwater monitoring setups How to Use Power down your GHL controller or Expansion Box. Insert the module into an open expansion card slot. Connect either a pH or Redox (ORP) probe to the input. Power on the system and let it detect the new module. Calibrate the sensor via GHL Connect or controller interface. Set acceptable parameter ranges and automation responses as needed.

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GHL pH Probe – ProfiLux Aquarium Sensor DescriptionThe GHL pH Probe is a high-precision, lab-grade sensor designed for continuous monitoring of aquarium pH. Built for use with GHL ProfiLux controllers, it ensures stable, accurate readings in freshwater and marine systems. Its long cable and BNC connector make installation simple in sumps or return chambers, while galvanic isolation prevents interference and ensures reliable automation. Key Features Lab-grade pH electrode for accurate water chemistry monitoring Long 3 m cable with BNC connector for flexible placement Galvanically isolated for stable and interference-free readings Durable for long-term immersion in freshwater and marine tanks Compatible with GHL ProfiLux controllers and expansion modules Benefits✔ Provides continuous, real-time pH monitoring✔ Integrates seamlessly with GHL automation for dosing, alarms, and control✔ Reduces manual testing, saving time and effort✔ Durable construction ensures long-term reliability✔ Ideal for reef, marine, and advanced freshwater aquariums How to Use Connect the probe to a compatible pH input on your GHL controller or expansion module. Position the probe in a steady-flow area of your sump or return chamber. Calibrate the probe using standard pH calibration solutions (pH 4, 7, 9) before first use. Monitor readings through your controller interface or GHL app. Maintain regularly by recalibrating and cleaning the probe to ensure long-term accuracy.

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GHL pH/Redox‑Dig Temperature Module – Expansion Card for ProfiLux Controllers DescriptionThe GHL pH/Redox‑DigTemp Module is an expansion card designed to add extra sensor capabilities to your ProfiLux aquarium controller or Expansion Box. It provides dedicated inputs so you can monitor water chemistry and temperature with high precision — essential for reef and advanced freshwater environments. Key Features Adds one switchable input for either a pH sensor or a Redox (ORP) sensor Includes one dedicated input for a digital water temperature sensor All sensor inputs are galvanically isolated to prevent electrical interference and improve measurement accuracy Plugs directly into an available expansion slot on compatible GHL controllers or the Expansion Box Benefits✔ Expands your controller’s monitoring capabilities✔ Lets you track and automate based on both pH/ORP and temperature readings✔ Improves water chemistry stability and control✔ Reduces the need for manual testing with handheld meters✔ Allows more precise automation and alarms for water quality adjustments How to Use Turn off your controller and unplug it from mains power. Insert the module into a free expansion slot on your ProfiLux controller or Expansion Box. Connect a pH or Redox probe to the switchable input. Connect a digital water temperature sensor to the dedicated temp port. Power up the system. Calibrate sensors and configure monitoring/dosing rules via GHL software or app.

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GHL Powerbar 5.1D‑PAB – Intelligent Power Management for ProfiLux Aquarium Systems DescriptionThe GHL Powerbar 5.1D‑PAB is a specialised power distribution unit designed to integrate seamlessly with GHL ProfiLux aquarium controllers via the ProfiLux Aquatic Bus (PAB). It provides reliable, automated control of multiple electrical devices in your aquarium setup — like lights, pumps, chillers, heaters and more — while giving you advanced safety and automation features. Key Features Five independently switchable 230 V sockets plus one dimmable socket Connects to your ProfiLux controller via two PAB ports for robust communication Uses industrial high‑inrush current (HIC) relays for safe switching of high‑load devices Individual LED status indicators for each socket plus a system status display Individual fuses per socket and main fused switch for protection Fail‑safe mode: Program each outlet’s behaviour in case of loss of communication with the controller Compact design with mounting brackets for organised installation Benefits✔ Automates equipment control — your ProfiLux controller can turn devices on/off based on conditions like time, sensors or alarms. ✔ Handles high loads safely — industrial relays mean reliable switching even for chillers or large pumps. ✔ Improved safety — fuses and visual indicators help protect against overload and provide easy troubleshooting. ✔ Dimmable output option — perfect for variable‑speed pumps or lighting that require finer control. ✔ Expandable system — with PAB integration, you can daisy‑chain multiple Powerbars or devices for larger setups. How to Use Mount the Powerbar in your aquarium cabinet or rack. Connect the PAB cable(s) from your GHL ProfiLux controller to the Powerbar’s PAB ports. Plug your aquarium devices (lights, pumps, heaters, etc.) into the appropriate sockets. Configure each socket’s assignment and behaviour using GHL Connect or GHL Control Center. Set fail‑safe states for each socket (e.g., heater off if communication is lost). Monitor and adjust settings remotely via the app or software as needed.

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GHL ProfiLux 3.1T Aquarium Controller System DescriptionThe GHL ProfiLux 3.1T is a professional‑grade aquarium controller designed to automate, monitor and safeguard your aquatic environment with precision and reliability. Built around GHL’s powerful ProfiLuxOS and ProfiLux Aquatic Bus (PAB) infrastructure, this controller gives you centralized command over lighting, temperature, water chemistry and more — letting you keep your system stable, healthy, and responsive while reducing manual maintenance. Key Features Integrated USB and LAN ports with webserver support for network control and remote monitoring Measures & controls core parameters like temperature, pH, water level and more (with appropriate sensors) Expandable with additional expansion cards and sensors for conductivity, redox, oxygen and other measurements 30 × 1‑10 V interfaces with up to 64 controllable power bar sockets Works with GHL Control Center software and GHL Connect app for setup, tracking and automation ProfiLux Aquatic Bus (PAB) support for reliable communication with accessories Benefits✔ Centralized automation of lighting, pumps, heaters, dosing and more✔ Real‑time monitoring improves tank stability and animal welfare✔ Cut down on manual tasks like turning equipment on/off✔ Remote access and control via web, PC or app✔ Scalable and adaptable as your aquarium grows How to Use Mount the ProfiLux controller in a cool, dry cabinet space. Connect the included USB/LAN for software setup. Plug in basic sensors (temperature, pH) and power bars. Install additional probes or expansion cards for extra measurements. Configure parameters and automation via GHL Control Center or GHL Connect. Monitor readings and adjust schedules as needed for your tank.

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GHL Profilux 3.1T EX – Professional Aquarium Controller DescriptionThe GHL ProfiLux 3.1T eX is a high‑end, professional aquarium controller designed to take your aquatic automation to the next level. Building on the standard ProfiLux 3.1T platform, the eX version adds enhanced sensor input options — including switchable fresh/salt conductivity and dedicated Redox (ORP) support — along with expanded level and leakage sensor inputs. This controller gives advanced hobbyists and professionals precise control and real‑time monitoring over key environmental parameters, making tank management easier and more reliable. Key Features Advanced controller with expanded inputs for level and leak detection Switchable fresh/salt water conductivity ports Redox (ORP) sensor port for oxidation‑reduction monitoring Up to 30 x 1‑10 V interfaces for lighting and pump control Can control up to 64 power sockets via Powerbar integration ProfiLux Aquatic Bus (PAB) compatible for seamless expansion Benefits✔ Centralized automation of aquarium systems✔ High‑precision control and monitoring of key water parameters✔ Reduced manual intervention and improved stability✔ Scalable with GHL ecosystem accessories✔ Enhanced safety with multiple sensor inputs How to Use Mount the controller in a dry, accessible location. Connect probes (temperature, pH, conductivity, ORP) into their ports. Link Powerbars and PAB devices for power control of lights, pumps, heaters, etc. Set up parameters using GHL Control Center or the GHL Connect app. Monitor and adjust readings as needed for optimal water conditions.

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GHL ProfiLux 4 Aquarium Controller System DescriptionThe GHL ProfiLux 4 is one of the most advanced aquarium controllers available, offering comprehensive automation, monitoring and control for your aquarium ecosystem. Designed for ambitious hobbyists and professionals alike, it combines extensive built‑in measurement modules with powerful control capabilities. From lighting and temperature to pH, redox and conductivity, the ProfiLux 4 handles critical environment tasks while keeping you informed via Wi‑Fi, USB, and cloud connectivity. Key Features Integrated measurement for conductivity (fresh/salt adjustable), temperature, pH and redox (ORP) Support for level sensors, leak detectors and 1‑10 V interfaces Wi‑Fi and USB connectivity for monitoring via web, app and myGHL cloud service Extensive onboard connections with expandable modular architecture Controls lighting, pumps, dosing, heaters and more Highly accurate sensor data and automation capabilities Rock‑solid German engineering renowned for reliability Benefits✔ Centralizes aquarium automation and monitoring✔ Keeps key water parameters stable and under control✔ Reduces manual adjustments and equipment oversight✔ Remote access and alerts via app/web/cloud✔ Scalable as your system grows or becomes more complex How to Use Mount the controller in a dry, easy‑access location. Connect sensors (temperature, pH, Redox, conductivity, etc.). Link to a powerbar or PAB devices to control lights, pumps and other equipment. Connect the unit to Wi‑Fi and set up remote access via the GHL app or web interface. Configure automation rules for lighting, dosing and parameter control. Monitor readings and alerts regularly to ensure optimal tank conditions.

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GHL PAB‑Cable 1 m – ProfiLux Aquatic Bus Connection Cable DescriptionThe GHL PAB‑Cable 1 m is a high‑quality data cable designed to connect GHL ProfiLux Aquatic Bus (PAB) components in your aquarium automation setup. It enables secure, interference‑free communication between controllers and accessories like power bars, dosers, and other PAB‑enabled devices, helping you build a reliable and expandable control system. Key Features Premium PAB connection cable (1 m length) RJ45 connectors for plug‑and‑play setup Designed for ProfiLux Aquatic Bus communication Supports daisy chaining of multiple PAB devices Flexible and durable construction Benefits✔ Ensures stable data transfer between controllers and accessories✔ Simple plug‑and‑play connection✔ Expand your GHL PAB system with ease✔ Ideal length for common aquarium cabinet setups✔ Helps maintain organized and reliable automation How to Use Connect one end of the cable to a PAB port on your ProfiLux controller or other PAB device. Plug the other end into the next PAB device in your chain. Repeat for additional devices, keeping connections linear. Power up your system and assign devices via controller app/software.

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GHL ProfiLux Mini Aquarium Controller System DescriptionThe GHL ProfiLux Mini is a compact, powerful aquarium controller that brings core automation and monitoring functions to freshwater and marine tanks without the complexity or size of full‑size ProfiLux systems. It’s designed to take care of essential tasks like lighting, temperature and pH control, allowing you to maintain a healthier, more stable aquatic environment with less manual effort. Key Features Measures and controls pH value and temperature Controls dimmable and non‑dimmable lighting Supports variable‑speed stream pumps Integrated 1‑10 V interfaces for connected equipment Simple, intuitive menu‑driven operation with graphical display Connects to PC via USB and GHL Control Center software Runs GHL’s robust ProfiLuxOS operating system Benefits✔ Centralizes aquarium automation and monitoring✔ Improves stability of key water parameters✔ Reduces manual adjustments for lights, pumps, heating✔ Easy to use with on‑device controls or PC software✔ Compact design suited to smaller systems or hobby setups How to Use Mount the controller in a dry, accessible location. Connect included sensors (pH probe, temperature sensor). Attach lights, pumps or equipment via the 1‑10 V outputs. Configure schedules and setpoints using the display or software. Monitor and adjust reading as needed for optimal tank stability.

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