Dosing Pump Stepper Motor for GHL Doser 2.1 / 2.2
$37.90For GHL Doser 2.1 and 2.2.




High-Intensity LED Lighting
Because Stability starts with Accuracy
For GHL Doser 2.1 and 2.2.
Keep track of your pump and filter performance.
With our flow sensors, you can control the flow rate of your pump and filter.
If flow deviations are detected, ProfiLux can set off an alarm and notify you.
Nominal width DN20, 2x G1″ outside thread, without connection adapter
Temperature sensor, Mini-Din-plug, 3m cable
Flow-through measurement cell 4fold

Stand Alone dosing pump unit with integrated controller, 4 Pumps, WLAN, USB, stepper motors and power supply, USB cable, 4x tube adapters.
Connection cable extension
Cap with grooves

Saltwater model, 4 cluster.
Replacement Y-distributor cable for ION/KH Director to split one power source to up to 2 devices.

Stand Alone dosing pump unit with integrated controller, 2 Pumps, Wi-Fi, USB, stepper motors and power supply, USB cable, 4x tube adapters.
Replacement null plug used for calibrating the GHL Redox probe.
Expansion card for ProfiLux and Expansion Box
1 switchable input for pH-value sensor or Redox sensor, galvanically isolated
1 input for digital water temperature sensor, galvanically isolated

Extension dosing pump unit, 4 peristaltic pumps with planetary gear and stepper motors, with country-specific power supply, 50 cm PAB cable

Measurement device for determining Ca, Mg, K, and NO3, with Multi-Ion-sensor, reference fluid A + B each 500 mL, Flex-PVC tube 8 m (315″), power-supply splitter-cable, 0,5 m PAB-cable
GHL Doser 2.1 upgrade plate for upgrading a 2 or 3-pump doser to a 4-pump doser.
Cap without grooves

Controller in black or white for Versia pumps
Universal fixture holder suitable for Mitras LX6 / LX7 with 4 or 6 clusters LX direction: from left to right

Highly exact and stabilized reagent solution for the KH Director.
Oxygen sensor, BNC-plug, 3m cable

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.

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.
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.

2 x Versia Stream: compact stream pump, Qmax = 8500L, 12V, max. 12W, with power-supply, 1x Versia-Controller, 1x PAB cable, 1m
Expansion card for ProfiLux and Expansion Box. 1 galvanically isloated input for oxygen sensor
LED-Cluster for replacement or retrofitting.
Dosing pump for replacement or retrofit, with Novoprene tube (di = 2.5mm, l = 76cm) Novoprene di = 2,5mm, total length 76cm