Neptune Chemical Pump Co., Inc. Datasheets for Plastic Pumps

Plastic pumps are designed to move fluids that would corrode or damage other types of pumps. They provide broad chemical resistance and are less costly and lighter in weight than metal pumps.
Plastic Pumps: Learn more

Product Name Notes
Capacities to 240 gph (908 lph), Pressures to 4000 psi (280 kg/cm2) , Accepts standard 56C motor. , Pump capacity is adjustable by micrometer dial while pump is running or...
Electronic diaphragm metering pumps. Operates on any single phase voltage from 94 VAC to 264 VAC. Manual, 4-20 mA or water meter pulse controlled.
Neptune Model 481-S and 501-S hydraulic diaphragm metering pumps are built to deliver very low flows, repeatable and accurate ranging down to quarts per day. Discharge pressures are higher than...
Series 500-E offers an economical alternate to the standard Series 500 "dia-PUMP" or an opportunity to "step-up" from packed plunger pumps to a true hydraulic diaphragm pump at a modest...
The Neptune Series 7000 "dia-PUMP" is a mechanically actuated diaphragm metering pump designed for water, wastewater and process applications. The mechanical design eliminates the use of contour plates on the...
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...