NEPTUNE 635-N4 PUMP, METERING 130GPH* _600PSI*, ALLOY20 HEAD, TFE DIAPHRAGM, LESS NEMA 56C MOTOR
NEPTUNE PUMP DRIVE 600 HI-PSI: This Neptune diaphragm metering pump drive has a robust motor-driven gear-reduction and hydraulically actuated disc diaphragm. Features one manual stroke length adjust knob for this simplex pump. Stroke frequency can be fixed or variable.