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GHL Doser 2.2 Maxi EXT

EUR 369,90

incl. VAT excl. shipping costs

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If you order until the 04/03/2023 14:00 we ship your package probable today.

Product.Nr. GHLPL-1934_MA

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product description

GHL Doser 2.2 Maxi EXT

The GHL Doser 2.2 Maxi EXT is not a stand-alone device.

The GHL Doser 2.2 Maxi needs to be controlled via a ProfiLux Controller or a GHL Doser 2.x (Maxi/Standard) Stand Alone.
Its 24 V stepper motors allow precise dosing. The connection can be made via WiFi or USB.
The system is expandable to a total of 16 pumps. The ProfiLux Aquatic Bus provides reliable and interference-free data transfer, even over long distances up to 100 m (300 ft.).

Dimensions: 220 x 150 x 103 mm (without pumps)
Scope of Delivery:
Dosing pump unit EXT (black or white), power supply unit

Milliliter precision and automated dispensing of liquids such as

  • Fertilizers
  • Trace Elements
  • Balling Salts
  • Lime Water
  • Liquid Feed
  • Integrated evaporated water refill (Auto Top–Off)
  • Water exchange of small water volumes


  • Together with a ProfiLux Contoller or a Maxi Doser SA or a GHL Doser 2.1 Stand Alone expandable to 16 pumps respectively metering channels
  • Long lasting motors
  • Chemical resistant tubing
  • Manual operation of each individual pump is possible
  • Pumps can be retrofitted
  • Individual parts can be replaced (hose, pump head, motor)
  • 24V stepper motors allow extremely precise dosing


  • Up to 150 doses per day
  • Easily chose dosing times via software (GHL Control Center).
  • Automatically: Up to 150 individual doses per day automatically distributed
  • Individually: Up to 8 doses per day individually set
  • Each pump can be set separately
  • Conveying capacity and dosing:
  • 320 mL / minute (precisely adjustable to 0.1 mL)
  • Level indicator


  • Alarm function
  • Large LED status indicator
  • Status LED for pumps

Professional CAN Bus System ensures reliable and interference-free networking of all network devices.
The LED–backlit GHL Logo in the housing cover serves as a status indicator. Various colors show you at a glance, the condition of your system.
Each pump can be operated manually via the push buttons on the front panel. This allows you to quickly post-dosing, deflating the tube vent or suctioning liquids.
Ample accessories available.

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