GHL Industrial Line – Reliable Technology in a Robust Package

The Industrial Line (IL) from GHL is a universal and modular measurement and control system. The combination of standard components enables cost-effective, easy and fast solutions for many demanding applications.

Application examples

The perfect match for almost any application.

  • Marine ecosystems
  • Research with fish, corals, algae and other organisms
  • Climate research
  • Breeding of fish, corals, algae and other organisms
  • Operation of commercial and private aquariums

The IL system was designed for highest demands and flexibility. Precision and reliability combined with suitability for harsh environmental conditions and easy maintainability meet the requirements of professional users from research and industry as well as demanding private users.

The modular concept allows tailor-made solutions for a wide range of applications.

An IL unit consists of the IL housing, which is suitable for outdoor use (IP54), and IL slide-in units integrated into it. IL slide-in units and IL accessories can be combined according to customer requirements.

Several IL units can be interconnected via a data bus for more complex systems.

Example ProfiLux IL

Central control unit, shown with the following options:

  • Touchscreen GHL Control Pad IL
  • Illuminated GHL logo

Features at a glance

  • Temperature
  • pH value
  • Conductivity / Salinity
  • Redox potential
  • Dis. Oxygen
  • Carbonate hardness
  • Various ions: Ca, Mg, K, Na, NO3
  • Flow rate
  • Humidity
  • Level
  • Alarm limits adjustable
  • Peristaltic pumps
  • Flow pumps
  • Return pumps
  • 32 independently dimmable channels
  • various simulation programs (e.g. moon phases, seasonal course, thunderstorms, clouds)
  • spectral control of our LED lights
  • Storage of any measured values
  • Display and analysis
  • Export function
  • Logbook for recording events
  • WiFi, USB, LAN optional
  • Operation via free app GHL Connect, cloud service myGHL, web interface or PC software GHL Control Center
  • Push notifications for alarms and other events
  • Control of up to 64 independent switchable sockets
  • Freely usable timers
  • Programmable logic to create your own functions
  • Reminder functions
  • Integrated battery-backed real-time clock, NTP can be activated
  • Storage of settings and data in non-volatile memory (FRAM)
  • All devices can be updated in the field to add new functions

App & Software

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Industrial Line Enclosure

The robust housing protects the IL slide-in units even under harsh conditions.

  • Hinged lid with transparent window and rubber seal
  • Housing opening at the bottom for cables and tubes
  • Slideable cover with sealing lips
  • Threaded profiles on the sides (10mm section) for mounting the IL slide-in units
  • IP54

Up to 3 IL slide-in units can be accommodated in one IL housing. IL slide-in units can also be used without an IL housing, e.g. in a cabinet, rack or other housing, provided that the mounting holes in the front panel of the IL slide-in units can be used for this purpose.

Industrial Line Units

An IL unit consists of an IL housing that can contain up to 3 IL slide-in units.

Below are some example combinations.

Industrial Line Devices and Accessories

The Industrial Line system can be perfectly adapted to a wide range of customer requirements.

GHL Control Pad IL

259,90 
Includes 19% VAT

A dedicated 24/7 touchscreen display for your ProfiLux IL.
Provides instant access to key measurements, manual controls, and system actions – no phone or app needed.
Designed for installation inside GHL Industrial Line enclosures.

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Mitras LX 7X06 IL
Select options This product has multiple variants. The options may be chosen on the product page

Mitras LX 7X06 IL

1.199,90 
Includes 19% VAT

High-power LED luminaire for demanding aquatic environments. IP67-rated, fanless passive cooling, 250W max output with 72 high-power LEDs across 6 clusters and 9 independently dimmable channels. Available in Freshwater, Marine, Coral Pop, and Aquaculture versions. Built-in WiFi, USB, and RF module for standalone or ProfiLux-integrated operation. Developed and manufactured in Germany.

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Powerhub 1 IL (7HU)

369,90 
Includes 19% VAT

Industrial Line slide-in unit (7HU) for power switching within the ProfiLux ecosystem. 6 individually controllable relay outputs on a single removable Phoenix contact terminal block. Integrated switch with 15A fuse protection. Connected and controlled via PAB (ProfiLux Aquatic Bus).

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Expansion Box IL (15HU)

349,90 
Includes 19% VAT

Expansion Box IL slide-in unit (15HU) – the ProfiLux Expansion Box 2 in an aluminum Industrial Line housing. Adds 4 expansion card slots, sensor inputs for pH/redox, conductivity, temperature, 1-10V interfaces, level sensors, Mitras Lightbar port, and PAB connectivity. Power supply not included.

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Pre-assembly Industrial Line (with IOND/KHD)

87,91 
Includes 19% VAT

Professional pre-assembly service for Industrial Line systems that include a KH Director IL or ION Director IL. All slide-in units and blanking panels mounted, PAB wired, Logo Frontpanel and Control Pad connected (if ordered), plus complete tubing for the Director. Power supplies are not connected.

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Powerbar C13 IL (7HU)

369,90 
Includes 19% VAT

Industrial Line slide-in unit (7HU) for power switching in the ProfiLux ecosystem. 6 individually controllable C13 outlets – simply plug in your devices. Integrated switch with fuse (10A/230V or 15A/115V). Connection and control via PAB (ProfiLux Aquatic Bus).

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Blanking panel IL with or without opening
Select options This product has multiple variants. The options may be chosen on the product page

Blanking panel IL with or without opening

Price range: 16,90 € through 22,90 €
Includes 19% VAT

Aluminum blanking panel for gaps between devices in Industrial Line housings. Available in 7 heights (4HU–10HU), each with or without opening for tube routing.

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ION Director IL (12HU)

719,90 
Includes 19% VAT

Industrial Line slide-in unit (12HU) for automated measurement of calcium, magnesium, potassium, sodium, and nitrate in marine aquariums. Uses GHL’s patented multi-ion sensor with ion-selective technology — no reagents required, only cost-effective reference liquids. Automatic calibration before every measurement, up to 24 tests per day, and intelligent Doublecheck for maximum accuracy. Connects via PAB (ProfiLux Aquatic Bus).

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Doser Maxi SA IL (9HU)

369,90 
Includes 19% VAT

GHL Doser 2.2 Maxi Stand Alone in a 9HU aluminum slide-in housing for rack and cabinet installations. 2 high-flow peristaltic pumps with 24V stepper motors, up to 320 ml/min flow rate, 0.1 mL resolution. Integrated controller with WiFi and USB, PAB connectivity, expandable to 16 pumps. No power supply included.

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Doser 3 Maxi SA IL (9HU)

449,90 
Includes 19% VAT

Doser 3 Maxi SA IL slide-in unit (9HU) – the GHL Doser 3 Maxi Stand Alone in an aluminum Industrial Line housing. 2 high-flow peristaltic pumps with SilentDrive technology, up to ~350 ml/min, 0.1 mL resolution, 250 micro doses per day. WiFi, LAN, USB, OTA firmware updates, PAB connectivity. Expandable with Doser EXT IL units. Power supply not included.

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KH Director IL (12HU)

669,90 
Includes 19% VAT

Industrial Line slide-in unit (12HU) for automated alkalinity (KH) measurement and control. Uses precision pH-based titration for accurate, repeatable results — up to 24 measurements per day. Automatically adjusts dosing quantities to maintain stable KH levels. Works with marine and freshwater aquariums. Connects via PAB (ProfiLux Aquatic Bus).

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Doser 3 Maxi EXT IL (9U)

399,90 
Includes 19% VAT

Doser 3 Maxi EXT IL slide-in unit (9HU) – the GHL Doser 3 Maxi Extension in an aluminum Industrial Line housing. 2 high-flow peristaltic pumps with SilentDrive technology, up to ~350 ml/min, 0.1 mL resolution, 250 micro doses per day. Connects via PAB to a Doser SA IL, Doser Maxi SA IL, or ProfiLux controller. Power supply not included.

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Doser Maxi EXT IL (9U)

329,90 
Includes 19% VAT

GHL Doser 2.2 Maxi Extension in a 9HU aluminum slide-in housing for rack and cabinet installations. 2 high-flow peristaltic pumps with 24V stepper motors, up to 320 ml/min flow rate, 0.1 mL resolution. Connects via PAB to a Doser SA IL, Doser Maxi SA IL, or ProfiLux controller. No power supply included.

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Doser EXT IL (8HU)

399,90 
Includes 19% VAT

Doser EXT IL slide-in unit (8HU) – the GHL Doser 2.2 Extension in an aluminum Industrial Line housing. Dosing pump unit with 4 peristaltic pumps and precision 24V stepper motors. Connects via PAB to a Doser SA IL, Doser Maxi SA IL, or ProfiLux controller. Power supply not included.

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Doser 3 EXT IL (8HU)

479,90 
Includes 19% VAT

Doser 3 EXT IL slide-in unit (8HU) – the GHL Doser 3 Extension in an aluminum Industrial Line housing. 4 peristaltic pumps with PrecisionDrive technology (planetary gears), up to ~80 ml/min, 0.1 mL resolution, 250 micro doses per day. Connects via PAB to a Doser SA IL, Doser Maxi SA IL, or ProfiLux controller. Power supply not included.

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Doser 3 SA IL (8HU)

529,90 
Includes 19% VAT

Doser 3 SA IL slide-in unit (8HU) – the GHL Doser 3 Stand Alone in an aluminum Industrial Line housing. 4 peristaltic pumps with PrecisionDrive technology (planetary gears), WiFi, LAN, USB, OTA firmware updates, PAB connectivity. Up to 250 micro doses per day, 0.1 mL resolution. Expandable with Doser EXT IL units. Power supply not included.

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Doser SA IL (8HU)

449,90 
Includes 19% VAT

Doser SA IL slide-in unit (8HU) – the GHL Doser 2.2 Stand Alone in an aluminum Industrial Line housing. Dosing pump unit with integrated controller, 4 peristaltic pumps with precision 24V stepper motors, WiFi, USB, PAB connectivity. Up to 150 micro doses per day, 0.1 mL resolution. Expandable with Doser EXT IL units. Power supply not included.

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ProfiLux IL (15HU)

679,89 
Includes 19% VAT

ProfiLux IL slide-in unit (15HU) – the full-featured ProfiLux 4 aquarium controller in an aluminum Industrial Line housing. Measurement and control of pH, temperature, redox/ORP, and conductivity. 32-channel illumination control, WiFi, USB, graphical display with navigation keys, expandable via Expansion Cards and PAB. Power supply not included.

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GHL Logo Frontpanel IL (5HU)

47,90 
Includes 19% VAT

Industrial Line slide-in frontpanel (5HU) with RGB-illuminated GHL logo. Displays system status through color and blink patterns. Connects to the RGB logo port available on most IL devices. No power supply required.

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Basic housing IL (39HU)

279,90 
Includes 19% VAT

IP54-rated enclosure for up to 3 Industrial Line slide-in units. Hinged lid with transparent window and rubber seal, threaded profiles for device mounting, slideable bottom cover for cable and tube routing. Wall-mountable. 39HU usable interior space.

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Last updated on: December 21, 2025