Description
NEW Product! Pre-order until Sep. 29, 2025 and secure your introductory discount. Ships from the GHL USA warehouse starting Oct. 27, 2025.
IMPORTANT: This is not a Standalone device, for operation a Standalone Doser or a ProfiLux Controller is required
Expand your dosing system with ease
The GHL Doser 3 Maxi EXT is the perfect addition when you need more pumps in your system. Controlled by either any GHL Doser 2 or higher SA or a ProfiLux controller, the EXT provides the same high dosing performance and quiet operation as the SA version.
Highlights
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High dosing capacity: up to 350 mL/min per pump
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Ultra-quiet 24 V stepper motors
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Two stirrer outputs for pre-mixing solutions
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Easy connection via PAB (ProfiLux Aquatic Bus)
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Flexible expansion of existing GHL Doser or ProfiLux setups
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Compact design, identical build quality to the SA model
Made in Germany – designed for precision and long-lasting performance.
Color: Black or white
Dimensions: 8.66″ x 5.91″ x 4″ (220 x 150 x 103 mm), without pumps
