The eOne Pump Kit 0420 includes a pre-wired cable for an easy connection into the Electric Nutrient Delivery System Lo-Flo and Hi-Flo Systems. It is a microprocessor controlled, multifunction metering pump, suitable for applications which require proportional dosing. The eOne MF 0420 operates at 1.04 GPH (4 LPH) at 290 PSI (20 BAR). 4 x 6 mm tubing size.