1. E

    Ghl profilux 4 display issue

    So for some reason the display on my profilux 4 keeps cycling between my probes and “KHD” readings but I don’t have a KHD and I can’t figure out how to get rid of it off the screen
  2. Paulywalnuts

    Connecticut Aquarium Controller Dosing Drygoods Ghl Profilux 4 mega with doser white

    $800 shipped Includes everything in the picture. All probes have caps and kept wet. Will need new online update.
  3. C

    Miscellaneous Drygoods SOLD Brand New ProfiLux 4e Starter Set -White

    As the title says. Brand new sealed in the box and never opened. $600 shipped to your door.
  4. R

    GHL Programmable logic

    I've been scratching my head and just can't figure out how to implement the following logic on my Profilux 4 I have 2 maintenance routines: 1) Water change: I turn most of the switches off, including skimmer and ATO pump 2) Filter floss change: Turn skimmer and ATO pump off only When...
  5. S

    California Heaters Dosing Drygoods Getting out of the hobby Sale. Apogee, GHL, Apex

    Getting out of the hobby, this is the first of my unused equipment i am listing. GHL doser 2.0 x2 - $225 Each 2 for $425 500 Watt THH Deluxe Plus - Titanium Heating Element with Sensor - Finnex - $50 GHL Magnetic Stirrer - $35 PayPal - Shipping available
  6. reefpat

    Aquarium Controller Lighting Dosing Drygoods GHL Equipment (Profilux, Mitras, Doser)

    Breaking down my tank and selling all my GHL equipment. Everything is in great condition, they've only been used for about 6 months. Willing to ship at buyers expense. Willing to consider any reasonable offers LED Lights GHL MItras LX7206,I have 2 white and 1 black. Each lamp comes with an...
  7. C

    Aquarium Controller Testing Drygoods Brand New GHL Profilix 4e Starter Set (White)

    Brand new in box, sealed. Asking 600. Will consider trades for new or lightly used G5/G6 XR 15 with Mount + some cash.
  8. C

    Miscellaneous Package Deal Drygoods Miscellaneous New/Lightly Used Equipment

    Trying to clear out some equipment I don’t have use for. No REASONABLE offer will be refused. Will consider trades for a G5/G6 XR15 Blue with a mount. Pm me if interested. Willing to ship. Brand new GHL ProfiLux 4e Starter Set - White $600 Brand new Hanna Phosphate ULR + Extra Reagent SOLD...
  9. 2

    Colorado Aquarium Controller Drygoods SOLD GHL KH Director Slave unit and dosing pump

    Getting out of the hobby and selling all my gear. This is a SLAVE KH Director set, it requires a P4 controller or a GHL stand-alone doser to use it. I also have my P4 controller set listed for sale separately if you need one Automated Alkalinity monitoring and control KH Director uses a...
  10. S

    New Jersey Aquarium Controller Miscellaneous FS GHL Profilux Powerbar 5.1 - $100

    ITEM IS IN GOOD PHYSICAL AND WORKING CONDITION. PRICE INCLUDES SHIPPING. HAVE 2 IN STOCK Connect to PAB-Port of the ProfiLux. The Powerbar 5.1 offers 5 switchable sockets, one of which can also be dimmed. An additional 6th outlet with permanent power (e.g. for ProfiLux, pumps or lights) is...
  11. REEF OF THE MONTH - June 2022: Reefer_punk's Beautiful DSR Reef! No Water Changes in 4+ Years!

    Reef Spotlight REEF OF THE MONTH - June 2022: Reefer_punk's Beautiful DSR Reef! No Water Changes in 4+ Years!

    R2R Username: @Reefer_punk Build Thread: Reefer_punk's new build thread Introduction: Hi to all of you, Reef2Reefers! First of all, I am unbelievably honored to have my tank picked as Reef of the Month! It is humbling to be selected and included among all of those great and out-of-this-world...
  12. Vinny@GHLUSA

    GHL Memorial Day Sale - 15% off Mitras LX7 fixtures!

    GHL USA is kicking off the upcoming Memorial Day weekend with a special sale! From now until Tuesday, June 7, all Mitras LX7 are 15% off! This is your chance to purchase one of the most advanced LED fixtures on the market at an incredible price! Click here to learn more about the Mitras LX7...
  13. MohamedF

    Ion director tokens in Profilux

    Good day everyone , I have two issues in the codes of email notifications in Profilux , one regarding the ion director , and the second regarding the dosing pumps listing . so first regarding the ion director , the code for ion director reading is $$SENV[ i ]$$ but this shows only the calcium...
  14. S

    Apex, GHL, Hydros

    Hello everyone I need some help deciding on a reef aquarium controller/monitor. I am stuck between the Apex, GHL, and hydros. I love the apex but it’s not really a college friendly price and I want to minimize wires so the EL doesn’t really interest me. That’s brings me to the hydros which is...
  15. DirtDiggler2823

    Programmable Logic, Maintenance Mode, and Feeding Pauses

    I'm stuck trying to figure out how to program maintenance and feeding equipment pauses. I've just fully transitioned from my Reef-Pi to my GHL setup and I'm trying to recreate these pauses, which were called macros on my DIY controller. They allowed me to shut down, and power outlets on at...
  16. Not an IT guy

    Reef octopus skimmer INT

    Hey and hello I recently set up my reef oct to the 0-10v interface. I also set up the stream group and min max. My question is how do I adjust the power output of the skimmer on the interface? I am running my skimmer at the eco mode level prior to adding the 0-10v and would like to adjust...
  17. MohamedF

    GHL ion director and KH director review

    Good day everyone , I just received few days ago the IonDirector ( one week ago ) on my both aquariums and KH Director ( three weeks ago ) . - KH DIRECTOR : initial setup is really easy with GHL videos , all went smooth and I double checked with Hanna KH checker that I trust alot but...
  18. E

    Symbol flashing on GHL profilux 4

    This hammer looking symbol just started flashing in the front screen of my GHL profilux 4 does anyone know what it means and why it is doing it?
  19. E


    My GHL kh director just went out on me today and I need a replacement, does anyone have one for sale?
  20. mcgaws

    GHL Profilux programming

    Hey people, if I want to control a dosing pump to turn on through a plug bar socket if my ph falls below 7.8 and turn off the socket when the ph hits or goes above a set value (say 8 how would I programme this? I have posted this on the GHL Facebook page but no one has answered. Can anyone help...
  21. Kimosobey

    USA WTB WTB GHL ProfiLux 4 mega starter set

    Maybe you you're sticking with Apex or getting out of the hobby but either way I'm interested in your GHL controller. Thank you!
  22. Gonzo74

    Maryland WTB GHL Profilux, KH Director, Doser 2.1 parts

    Looking for spare parts to keep on hand. If you have broke GHL equipment or not broken but selling cheap, please reach out to me with pride and pictures. i purchased some broken ones already and am trying to make a few working pieces of equipment.
  23. E

    Ghl kh director not controlling calcium reactor

    I am trying to set up my kh director to control my calcium reactor but I’m A little confused on how it works, I said a nominal value change in the minimum and maximum and it doesn’t change anything when my alkalinity goes to high or too low, does anyone know exactly how to get this to work with...
  24. E

    Ghl not connecting

    Is anyone else having problems connecting to there profilux? I have been trying to connect all day and it won’t work
  25. E


    I’m looking to buy a GHL doser maxi, I really need one and am willing to pay.