Looking for enhanced safety and success in aquatics? GHL’s professional aquarium technology is the perfect choice for you.
Whether for aquariums, terrariums, or ponds, discover premium products crafted in Germany for passionate enthusiasts.
Experience your passion to the fullest!
Enjoy your Passion!
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Interested in selling our products? Please contact us!
If you are from North America: sales@ghlusa.com
Other regions: sales@ghl-kl.de
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If so, please take a look at our download section.

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Dosing Pump Tube
$9.90ION / KH Director Water Filter
$12.90ION and KH Director filter for filtering the sample water.
Splitter Cable for Level Sensors
$12.90PL-LY
Splitter for 2 level sensors
Mini-DIN, 1 plug, 2 sockets
Level Sensor Fastener
$8.90PL-LF-S8
Level sensor fastener for level sensor holder base unit
8mm slot, suitable for our Floater, amongst others
Doser 2.1 / 2.2 pumps maintenance set
$18.90Replacement rollers, roller holders, and blue covers for GHL Doser 2.1
Level Sensor Holder Base Unit
$24.90PL-LF-Base2
Base unit level sensor holder
Plexiglass stick with magnetic mount
KH Director Reagent 1000mL
$38.901000mL bottle of KH Director reagent fluid
PAB-Cable
$11.90 – $42.90Accessory for connecting PAB devices.
Replacement Tube Nozzle for Dosing Pump
$8.90For GHL Doser 2, 2.1, Dosing Unit
pH Electrode
$79.90pH-electrode, BNC, 3m cable
Calibration Fluid pH7
$10.90PL-CalipH7
Calibration fluid pH7.0
50mL
KH Reference Solution 1000mL
$24.90Level Sensor Fastener, angled
$9.90Level sensor fastener angled for level sensor holder base unit
12mm slot, suitable for our optical level sensor, amongst others
Dosing Pump Head for GHL Doser 2.1 / 2.2
$35.90Pump head for GHL Doser 2.1 and 2.2.
Leakage Sensor
$37.90Leakage sensor with 80 spring-loaded contacts, incl. 1.5 m cable
Powerbar 6E-PAB USA/CND
$269.90Digital powerbar for PAB, 6 sockets switchable, switch with integrated fuse.
Magnetic Stirrer
$52.90For liquid container up to 94 mm diameter incl. stirrer stick and connection cable for GHL Doser 2
Calibration Fluid pH4
$10.90PL-CalipH4
Calibration fluid pH4.0
50mL
ION Director Reference B, 1000 mL
$30.90Reference solution for ION Director, 1000 mL bottle
Sensorholder 1
$18.90Holder for 1 sensor, magnetic fixing, max. glass size 12 mm
ION Director Reference A, 1000 mL
$30.90Reference solution A for ION Director, 1000 mL bottle
Sensorholder 4
$43.90Holder for 4 sensors, magnetic fixing, max. glass thickness 15 mm
Flex-PVC Tube 6/4, 16.4 feet
$11.90Can be used for:
- ION Director tubing
- KH Director Reagent fluid
- General dosing purposes
KH Director Reagent Set
$103.90KH Director Reagent Set: 3 x 1000 ml (3 x 33,814 fl oz) + reagent tube 70 cm, 0.28″
Calibration Fluid pH9
$10.90PL-CalipH9
Calibration fluid pH9,0
50mL
Silicone Tube 6/4, 16.4 feet
$11.90Can be used for:
- KH Director water sample, waste water and vent line
Mitras LX 7206 Marine Water
$899.90Saltwater model, 6 cluster.
Calibration Fluid Conductivity 50 mS
$11.90PL-Cali50mS
Calibration fluid conductivity 50mS/cm
50mL
Temperature Sensor Digital
$71.90Level Sensor, Floater, Version 2
$41.90Level sensor, Floater
Mini-DIN, 3 m cable
Conductivity Electrode, Platinum
$196.90Conductivity electrode platinum, BNC, 3m cable, for fresh water + salt water
Calibration Fluid Redox 220 mV
$12.90PL-Cali220mV
Calibration fluid Redox 220mV
50mL