
The GHL KH Director 2.1 SA 4 Pump Combo is an advanced controller designed to monitor and maintain the alkalinity level in reef aquariums, ensuring optimal coral growth. This innovative system utilizes a modified pH probe to measure alkalinity accurately and efficiently, while also automating the dosing process for precise water chemistry control. Featuring three blue adapters that connect to GHL Doser 2 or 2.1 units, this setup allows for automatic test sample extraction, reagent fluid addition, and waste disposal, with real-time data logging available on various display devices.
| Manufacturer | GHL |
Not enough data for price history chart
GHL KH Director 2.1 SA 4 Pump Combo
Controllers
Reference reading: Species guide on Codexery
Species guides on Codexery
- Spotted seahorse — Scientific name: Hippocampus kuda · Maximum length: 17–30 cm source
- Red lionfish — Scientific name: Pterois volitans · Family: Scorpaenidae source
1 retailer · 1 in stock
Compare Prices
Prices and availability change; we are not paid by these stores.











