Our mission: To make aquatics easier and safer with reliable technology

Since its foundation in 1998, GHL has pursued a clear goal: we want to make aquatics easier, safer and more successful for everyone by providing reliable high-tech products of the highest quality. Our continuous innovation and attention to detail has made us one of the world’s leading manufacturers in this field. Our aquarium controllers, dosers and LED aquarium illumination have been appreciated and used by a passionate community around the world for over 25 years.
Thank you for joining us on this exciting journey.

Matthias Gross

Matthias Gross

Founder GHL

What our customers say

Thanks for the fast help

Thank you for your fast and reliable help – I am always pleased to have chosen the right product and will recommend your products to others.

Gerhard T.

Impressive support

Again I am incredibly impressed by GHL’s levels of support 🙂

Andy O.

Great support

I will make sure to mention your super good support to all my saltwater friends and on the forums I’m using every day.

Thanks a lot, now I know where to put my savings…..

Thomas J.

Just thankful!

Thanks so so so so so so much you are a champion Profilux is the best thing ever. Thanks again!

Tony I.

Your support is really great

I would like to thank you and GHL for the super-fast repair.
This once again confirms my trust in GHL as a good partner for my aquariums.

Frank T.

Happy with ProfiLux

First of all I’m very happy with the ProfiLux, it’s doing its job perfectly.

Steven D.

Excellent products and superb service!

It is very pleasant to deal with you. Excellent products, superb service, brilliant responds!

I see that have chosen correct goods at correct people.

Rival B.

Endless possibilities

The possibilities with the ProfiLux controller and all the available accessories are fantastic and the usability makes it’s really fun to come up with more and more great ideas what to automate in my tank next …

Werner P.

ProfiLux is doing great!

And tank is doing great!

Mike D.

 

*) as GHL has customers all over the world, some testimonials have been translated from other languages into English

Our Core Products

Experience proven and unmatched reliability, precision and safety:

Designed by professionals for professionals, proudly made in Germany.

Why GHL?

Perfect

Finding success in your hobby can be easy . With our products, you are able to:

  • Perfectly simulate the natural environment for your livestock.
  • Easily create and maintain a biological balance.
  • React immediately if something needs your attention.

Our free PC SoftwareGHL Control Center, as well as our Apps, Webserver and myGHL cloud service keep you informed at all times.

Platzhalter

Versatile

Platzhalter

Our GHL Aquarium Technology product line consists of:

  • ProfiLux® Aquarium Controller
  • Mitras® High-Power LED-Luminaires
  • GHL Doser 2
  • Ample accessories and modular equipment

Alone or together, our modular products are the perfect match for your hobby.

Platzhalter

Safe

Platzhalter

Once up and running, you will love the ease and safety you get from using our products. You are also well equipped for the future because:

  • New products are constantly being added.
  • Your GHL system grows as needed and is expandable with nearly no limit.
  • You can simultaneously control and monitor several systems all from one controller (Above: Long-term Benthology research installation, IFM Geomar, Kiel).
  • We work closely with research facilities all over the world to bring you the latest in scientific grade measurements and data.

Read more about interesting application examples here.

Beautiful and perfect aquariums

With professional GHL Aquarium Technology, you can bring the aquarium of your dreams to life.
Our GHL Support Forum category, “Customer aquariums and terrariums” can provide you with a wealth of tips and guidance for realizing your target, especially with GHL products.

Take a look at some of our customer’s aquariums run by GHL products. Success is beautiful.

GHL @ Instagram
@myscapejourney shows us his awesome scape ⛰️🌿
The lighting is just great 💡
How do you like it? 
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸
#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish

@myscapejourney shows us his awesome scape ⛰️🌿
The lighting is just great 💡

How do you like it?

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸

#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish
...

60 1 instagram icon
Awesome view from @schmitt_reef 🔥🔥
A great & healthy coral collection 🤤
Naturally powered by GHL 😎
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸
#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish

Awesome view from @schmitt_reef 🔥🔥
A great & healthy coral collection 🤤
Naturally powered by GHL 😎

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸

#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish
...

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A stunning new project from @charle_shallowreef 
Controlled by a GhL Profilux 4 😍
-This can only be good 😏
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸
#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish

A stunning new project from @charle_shallowreef
Controlled by a GhL Profilux 4 😍
-This can only be good 😏

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸

#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish
...

119 2 instagram icon
Check out this euphy forest 🤩
@takeabreakhaveakitcat_  shows us her corals 😁
-Controlled by GHL Profilux & Doser 💪🏻
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸
#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish

Check out this euphy forest 🤩
@takeabreakhaveakitcat_ shows us her corals 😁
-Controlled by GHL Profilux & Doser 💪🏻

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸

#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish
...

68 4 instagram icon
Tea time with GHL ☕️🫖
Fully controlled freshwater tank from @seenland_angler 
Control, flow, light & dosing with GHL products 🤩

Tea time with GHL ☕️🫖
Fully controlled freshwater tank from @seenland_angler

Control, flow, light & dosing with GHL products 🤩
...

53 0 instagram icon
Need a little bit relaxation? 🛋️
@inland_reef takes care of that with his great Reeftank 😊
-Controlled by GHL Profilux 4 Mega Set 💻
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 💻🧪💡🌊
•
#reeftank #reeftanks #ghl #ghlmovement #ghlaquariumshowcase #ghlaquariumproducts #reef #coral #corals #love #relax #hobby #saltwater #aquarium

Need a little bit relaxation? 🛋️
@inland_reef takes care of that with his great Reeftank 😊
-Controlled by GHL Profilux 4 Mega Set 💻

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 💻🧪💡🌊

#reeftank #reeftanks #ghl #ghlmovement #ghlaquariumshowcase #ghlaquariumproducts #reef #coral #corals #love #relax #hobby #saltwater #aquarium
...

56 2 instagram icon
Beautiful ZOA garden, controlled by GHL Profilux 4 & Doser 🥰
Credits: @noodle_reefer 
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 💻🧪💡🌊
#ghl #ghlmovement #ghlmitras #ghldoser2 #zoa #zoagarden #reef #corals #coralporn #saltwater #aquarium #reeftank #reefer #zoanthus

Beautiful ZOA garden, controlled by GHL Profilux 4 & Doser 🥰

Credits: @noodle_reefer

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 💻🧪💡🌊

#ghl #ghlmovement #ghlmitras #ghldoser2 #zoa #zoagarden #reef #corals #coralporn #saltwater #aquarium #reeftank #reefer #zoanthus
...

124 0 instagram icon
Check out this great scape tank from @myscapejourney 😍🌿
Our Mitras LX7004 make a wonderful light 💡
•
•
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 💻🧪💡
#ghl #ghlmovement #scape #aquascaper #aquascaping #tropicalfish #led #ledlights #freshwater #aquarium #hobby #aquariums

Check out this great scape tank from @myscapejourney 😍🌿
Our Mitras LX7004 make a wonderful light 💡


GHL Your source for first-class aquarium controllers, dosers, and LED lighting 💻🧪💡

#ghl #ghlmovement #scape #aquascaper #aquascaping #tropicalfish #led #ledlights #freshwater #aquarium #hobby #aquariums
...

145 2 instagram icon
Take a look at these beautiful corals 😍
I wonder if it’s the P4? 🤔
A little bit in any case! Always keep an eye on all values 🤓
Credits: @maramotreef 
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 💻🌊💡
#aquarium #ghl #ghlmovement #light #led #coralreef #reeftank #reef #tropicalfish #fish #fishtank #coralsofinstagram

Take a look at these beautiful corals 😍

I wonder if it’s the P4? 🤔
A little bit in any case! Always keep an eye on all values 🤓
Credits: @maramotreef

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 💻🌊💡

#aquarium #ghl #ghlmovement #light #led #coralreef #reeftank #reef #tropicalfish #fish #fishtank #coralsofinstagram
...

101 1 instagram icon
We love how you design your aquariums 🥰
GHL customer tanks are the best tanks 💪🏻
Credits: @mohsens_ocean 
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸
#aquarium #reeftank #ghl #ghlaquariumshowcase #coralreef #tropicalfish

We love how you design your aquariums 🥰
GHL customer tanks are the best tanks 💪🏻

Credits: @mohsens_ocean

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸

#aquarium #reeftank #ghl #ghlaquariumshowcase #coralreef #tropicalfish
...

244 3 instagram icon
Happy Friday! 
A tank cabinet to our taste 😏
Thanks @andres_tanks for showing this reel! 
Great work 😍
•
•
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸
#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish

Happy Friday!
A tank cabinet to our taste 😏

Thanks @andres_tanks for showing this reel!
Great work 😍


GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸

#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish
...

130 1 instagram icon
We are pleased to introduce @gouks_reef as a new GHL partner 😊
A beautiful tank in our opinion 😍
What do you think? 
GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸
#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish

We are pleased to introduce @gouks_reef as a new GHL partner 😊

A beautiful tank in our opinion 😍
What do you think?

GHL Your source for first-class aquarium controllers, dosers, and LED lighting 🌊💡🪸

#aquarium #fish #fishtank #aquascape #aquariumhobby #reef #aquascaping #freshwateraquarium #plantedtank #aquariumfish #aquariums #aquariumlife #tropicalfish #reeftank #plantedaquarium #aquariumsofinstagram #nature #freshwater #cichlids #fishkeeping #natureaquarium #coral #cichlid #bettafish #freshwaterfish #aquascaper #betta #freshwatertank #shrimp #tropicalfish
...

133 0 instagram icon
News

Versia Aquarium Pumps – Seamless Integration into any Aquarium Setup

The Versia pumps and Versia Controller from GHL are designed to create realistic flow conditions in aquariums. The Versia Stream is a compact, powerful stream pump that is quiet and versatile, fitting seamlessly into any aquarium setup. The Versia Flow is a robust and energy-efficient return pump suitable for both marine and freshwater systems. These…

Mitras Lightbar 3

Highlights Discover the future of aquarium lighting with the Mitras Lightbar 3, brought to you by GHL, pioneers in aquatic technology. Tailored for both freshwater and marine environments, this advanced lightbar enhances your aquarium’s beauty and health through its customizable features and cutting-edge design. Extremely powerful light and energy efficient Perfect, homogeneous illumination, deep penetration…

GHL Aquarium Showcase Contest

First-class aquatics – Introducing the GHL Aquarium Showcase Contest Attention all aquarium enthusiasts! 🐠✨ Get ready to showcase your aquatic masterpiece in the GHL Aquarium Showcase Contest! 🏆 For the next two months, we invite you to share the beauty of your aquariums powered by GHL technology. Whether you’re a seasoned aquarist or just starting…

Maintain stability for your animals and plants. Save precious time by using our technology!

Enjoy Your Passion

GHL Takes Care of the Rest.