Model EJ-A, Pulse Automatic Dosage Pump, stroke frequency 0 - 360spm, connection ø4×6mm, average power consumption 20W 

The EH-E series electronic metering pumps have a compact structure and a large flow capacity, with the maximum reaching 1.25L/min. The EH-E controller and its microprocessor enable the pump to operate not only under manual control but also under various external signals (milliampere and pulse signals) for automatic control.