Neptune Chemical Pumps
Hydraulic Metering Pumps
Mechanical Metering Pumps
Electronic Solenoid Pumps
Peristaltic Hose Pumps
Neptune Feed Systems
Neptune Series 500 Metering Pumps
Variable Oil By-pass stroke adjustment allows better valve performance than variable linkage designs. The valve checks have extra time to seat even in heavy liquids since they are idle during the by-pass portion of the suction and discharge strokes.
All Neptune "dia-Pumps" are adjustable from 10% through 100% of capacity by micrometer dial.
Neptune "dia-Pumps" are available in the following materials of construction:
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