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From dedicated aquarists to leading research teams and aquaculture professionals – GHL delivers precision control, dosing, lighting, and monitoring solutions that set the industry benchmark.
Engineered and made in Germany for those who demand reliability, innovation, and long-term performance.
Experience the difference – enjoy your passion.
Your GHL Team
Complete bundle for automated dosing with a price advantage compared to buying separately.
Stand-alone solution – no additional GHL master device required.
Complete bundle for automated dosing with a price advantage compared to buying separately.
Not a standalone solution – requires a compatible GHL master device.
High-quality 5.0 L dosing container for liquid additives.
Robust design, clear volume markings, and secure lid with 6 mm tubing fitting – ideal for use with GHL Doser systems.
Shipping from Germany starts 1st of October. Delivery from our US warehouse is expected mid- to late October 2026
Powerful LED pendant luminaire for freshwater and marine aquariums. 132 high-power LEDs plus 3 moonlight LEDs across 6 clusters, 12 dimmable color channels and a dedicated moonlight channel. 250 W power in a compact housing. Flicker-free analog dimming, Auto Power Balancing and TRDT™ reflector optics. Ambient Glow accent lighting, standalone or full ProfiLux integration. Available in three model variants and two housing finishes.
Complete Industrial Line extension dosing system, fully pre-assembled and ready to install. Includes two Doser 3 EXT IL units, enclosure, GHL logo frontpanel, blanking panels, and two power supplies. Requires a Doser 3 SA IL, Doser SA IL, incl. Maxi versions, or ProfiLux controller for operation. All units mounted and wired — simply connect to your controller and start dosing.
Complete Industrial Line high-volume extension dosing system, fully pre-assembled and ready to install. Includes two Doser 3 Maxi EXT IL units, enclosure, GHL logo frontpanel, blanking panels, and two power supplies. Requires a Doser 3 Maxi SA IL, Doser Maxi SA IL, or ProfiLux controller for operation. All units mounted and wired — simply connect to your controller and start dosing.
Complete Industrial Line high-volume dosing system, fully pre-assembled and ready to use. Includes Doser 3 Maxi SA IL controller, Doser 3 Maxi EXT IL, enclosure, GHL logo frontpanel, blanking panels, and two power supplies. All units mounted and wired — simply connect the power and start dosing.
Complete Industrial Line dosing system, fully pre-assembled and ready to use. Includes Doser 3 SA IL controller, Doser 3 EXT IL, enclosure, GHL logo frontpanel, blanking panels, and two power supplies. All units mounted and wired — simply connect the power and start dosing.
Complete bundle for automated dosing with a price advantage compared to buying separately.
Not a standalone solution – requires a compatible GHL master device.
Complete bundle for automated dosing with a price advantage compared to buying separately.
Stand-alone solution – no additional GHL master device required.
High-quality 1.0 L dosing container for liquid additives.
Robust design, clear volume markings, and secure lid with 6 mm tubing fitting – ideal for use with GHL Doser systems.
Complete Industrial Line ion measurement and dosing system, fully pre-assembled and ready to install. Includes ION Director IL, Doser 3 EXT IL, enclosure, GHL logo frontpanel, blanking panels, and one power supply. Requires a Doser SA IL, Doser 3 SA IL, or ProfiLux controller for operation. All units mounted and wired — simply connect to your controller and start.
Complete Industrial Line ion measurement and dosing system, fully pre-assembled and ready to use. Includes ION Director IL, Doser 3 SA IL controller, enclosure, GHL logo frontpanel, blanking panels, and one power supply. All units mounted and wired — simply connect the power and start.
Complete Industrial Line KH monitoring and dosing system, fully pre-assembled and ready to install. Includes KH Director IL, Doser 3 EXT IL, enclosure, GHL logo frontpanel, blanking panels, and one power supply. Requires a Doser SA IL, Doser 3 SA IL, or ProfiLux controller for operation. All units mounted and wired — simply connect to your controller and start.
Complete Industrial Line KH monitoring and dosing system, fully pre-assembled and ready to use. Includes KH Director IL, Doser 3 SA IL controller, enclosure, GHL logo frontpanel, blanking panels, and one power supply. All units mounted and wired — simply connect the power and start.
Tank-rim mount for the Mitras LX8. Clamps to the rim and adjusts in height and depth, holding the fixture free-floating above the tank — no ceiling mount needed. Fits rims up to 48 mm, including tanks with bracing.
Complete Industrial Line power switching system, fully pre-assembled and ready to install. Includes two Powerbar C13 IL units, enclosure, GHL logo frontpanel, and blanking panels. 12 individually controllable IEC C13 outlets in a single enclosure. Requires a ProfiLux controller for operation. All units mounted and wired — simply connect to your ProfiLux and plug in your devices.
Complete Industrial Line power switching system, fully pre-assembled and ready to install. Includes two Powerhub 1 IL units, enclosure, GHL logo frontpanel, and blanking panels. 12 individually controllable relay outputs via Phoenix screw terminals in a single enclosure. Requires a ProfiLux controller for operation. All units mounted and wired — simply connect to your ProfiLux and wire in your devices.
Complete ProfiLux Industrial Line system, fully pre-assembled and ready to use. Includes enclosure, ProfiLux IL controller, GHL Control Pad, Logo Frontpanel, power supply, and blanking panels. All units mounted and wired — simply connect power and start.
Complete ProfiLux Industrial Line system, fully pre-assembled and ready to use. Includes enclosure, ProfiLux IL controller, Logo Frontpanel, power supply, and blanking panels. All units mounted and wired — simply connect power and start.
