SEKO's latest TEKNA EVO series solenoid diaphragm metering pump with digital drive, a wide range of flow regulation, widely used in various chemical liquids (medicine) dosing of areas, including: a variety of water treatment equipment, swimming pool water disinfection cycle equipment. Technical Specifications Model Back Pressure (MPa) Flow (L / h) inlet / outlet size mm Power W AKS: Without gauge alarms AKL: alert level meter display with 600 0.2 2.5 12.0 0.18 4/6 or 4/7 603 12.2 3.0 0.12 4.0 0.1 5.0 0.08 4/6 0.02 8.0 800 0.12 7.0 6.0 23.9 0.1 10.0 0.05 4/6 0.01 18.0 803 0.05 15.0 22.2 0.04 25.0 20.0 8/12 40.0 0.01 54.0 0.02