Hanna Industrial Grade pH/TDS Controller w/Proportional Control of Fertilization Gardening Accessories • Hypoallergenic

• Hypoallergenic

Includes an 8' 120V power cord

selected by the user

Equipped with garden hose fitting

for dip style

Hanna Industrial Grade pH/TDS Controller w/Proportional Control of Fertilization Gardening Accessories • HypoallergenicAdd this 2 in 1 pH and TDS controller engineered for economical dosage of fertilizer solutions in hydroponics to your growroom. The product measures pH from 0 to 14 and TDS from 0 to 1999 mg L (ppm). Two separate set points can be adjusted from 4 to 7 pH and 900 to 1800 ppm (mg L). The relays are activated when the pH exceeds the set point or TDS falls below the desired value. Two pumps or electrovalves can be wired directly to the controller and be