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

Metering pumps are positive displacement pumps designed to dispense precise amounts of fluids and measured flow control.
Metering Pumps: Learn more

Product Name Notes
Series 600 "dia-Pump" -- Model 6100-N3
Series 600 "dia-Pump" -- Model 6150-N3
Series 600 "dia-Pump" -- Model 6250-N3
Series 600 "dia-Pump" -- Model 635-N3
Series 600 "dia-Pump" -- Model 635-N4
Series 600 "dia-Pump" -- Model 635-N5
Series 600 "dia-Pump" -- Model 635-N8
Series 600 "dia-Pump" -- Model 637-N3
Series 600 "dia-Pump" -- Model 637-N4
Series 600 "dia-Pump" -- Model 637-N5
Series 600 "dia-Pump" -- Model 637-N8
Series 600 "dia-Pump" -- Model 647-N3
Series 600 "dia-Pump" -- Model 647-N4
Series 600 "dia-Pump" -- Model 647-N5
Series 600 "dia-Pump" -- Model 647-N8
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...
Pulse Metering Pump Series -- Series PZ
Pulse Metering Pump Series -- Series PZi
Pulse Metering Pump Series -- Series PZiG
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.
High Viscosity "V-Pumps" Series -- 515-VS-N3
High Viscosity "V-Pumps" Series -- 520-VS-N3
High Viscosity "V-Pumps" Series -- 522-VS-N3
High Viscosity "V-Pumps" Series -- 525-VS-N3
High Viscosity "V-Pumps" Series -- 530-VS-N3
High Viscosity "V-Pumps" Series -- 532-VS-N3
High Viscosity "V-Pumps" Series -- 535-VS-N3
High Viscosity "V-Pumps" Series -- 537-VS-N3
High Viscosity "V-Pumps" Series -- 547-VS-N3
Neptune high viscosity, flat diaphragm "V-Pumps" are designed to accurately meter viscous fluids up to 5000 cP such as polymers and other thick liquids.
Low Volume Pump Series -- 481-S-N3
Low Volume Pump Series -- 501-S-N1
Low Volume Pump Series -- 501-S-N3
Low Volume Pump Series -- 501-S-N4
Low Volume Pump Series -- 501-S-N5
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...
Tubular Diaphragm Pump Series -- 515-T-N3
Tubular Diaphragm Pump Series -- 515-T-N7
Tubular Diaphragm Pump Series -- 520-T-N3
Tubular Diaphragm Pump Series -- 520-T-N7
Tubular Diaphragm Pump Series -- 522-T-N3
Tubular Diaphragm Pump Series -- 522-T-N7
Tubular Diaphragm Pump Series -- 525-T-N3
Tubular Diaphragm Pump Series -- 525-T-N7
Tubular Diaphragm Pump Series -- 530-T-N3
Tubular Diaphragm Pump Series -- 530-T-N7
Tubular Diaphragm Pump Series -- 532-T-N3
Tubular Diaphragm Pump Series -- 532-T-N7
Tubular Diaphragm Pump Series -- 535-T-N3
Tubular Diaphragm Pump Series -- 535-T-N7
Tubular Diaphragm Pump Series -- 547-T-N3
Tubular Diaphragm Pump Series -- 547-T-N7
Tubular Diaphragm Pump Series -- 562-T-N3
Tubular Diaphragm Pump Series -- 562-T-N7
Tubular Diaphragm Pump Series -- 565-T-N3
Tubular Diaphragm Pump Series -- 565-T-N7
Tubular Diaphragm Pump Series -- 567-T-N3
Tubular Diaphragm Pump Series -- 567-T-N7
Neptune Series 500 tubular diaphragm pumps are engineered for viscous fluids up to 20,000 cP and for medium slurries up to 10% solids.
E Series "dia-Pump" -- 510-E-AR
E Series "dia-Pump" -- 510-E-N1
E Series "dia-Pump" -- 510-E-N3
E Series "dia-Pump" -- 510-E-N5
E Series "dia-Pump" -- 510-E-N8
E Series "dia-Pump" -- 515-E-AR
E Series "dia-Pump" -- 515-E-N1
E Series "dia-Pump" -- 515-E-N3
E Series "dia-Pump" -- 515-E-N5
E Series "dia-Pump" -- 515-E-N8
E Series "dia-Pump" -- 520-E-N1
E Series "dia-Pump" -- 520-E-N3
E Series "dia-Pump" -- 520-E-N5
E Series "dia-Pump" -- 520-E-N8
E Series "dia-Pump" -- 522-E-AR
E Series "dia-Pump" -- 522-E-N1
E Series "dia-Pump" -- 522-E-N3
E Series "dia-Pump" -- 522-E-N5
E Series "dia-Pump" -- 522-E-N8
E Series "dia-Pump" -- 525-E-AR
E Series "dia-Pump" -- 525-E-N1
E Series "dia-Pump" -- 525-E-N3
E Series "dia-Pump" -- 525-E-N5
E Series "dia-Pump" -- 525-E-N8
E Series "dia-Pump" -- 527-E-AR
E Series "dia-Pump" -- 532-E-N1
E Series "dia-Pump" -- 532-E-N3
E Series "dia-Pump" -- 532-E-N5
E Series "dia-Pump" -- 532-E-N8
E Series "dia-Pump" -- 535-E-N1
E Series "dia-Pump" -- 535-E-N3
E Series "dia-Pump" -- 535-E-N5
E Series "dia-Pump" -- 535-E-N8
E Series "dia-Pump" -- 547-DE-N3
E Series "dia-Pump" -- 547-SE-N3
E Series "dia-Pump" -- 547-SE-N5
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...
Series 7000 "dia-Pump" -- Model 7000-NX
Series 7000 "dia-Pump" -- Model 7001-NX
Series 7000 "dia-Pump" -- Model 7020-NX
Series 7000 "dia-Pump" -- Model 7050-NX
Series 7000 "dia-Pump" -- Model 7070-NX
Series 7000 "dia-Pump" -- Model 7100-NX
Series 7000 "dia-Pump" -- Model 7101-NX
Series 7000 "dia-Pump" -- Model 7120-NX
Series 7000 "dia-Pump" -- Model 7150-NX
Series 7000 "dia-Pump" -- Model 7200-NX
Series 7000 "dia-Pump" -- Model 7220-NX
Series 7000 "dia-Pump" -- Model 7250-NX
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...
Series 500 "dia-Pump" -- 500-A-N1
Series 500 "dia-Pump" -- 500-A-N3
Series 500 "dia-Pump" -- 500-A-N4
Series 500 "dia-Pump" -- 500-A-N5
Series 500 "dia-Pump" -- 500-S-N1
Series 500 "dia-Pump" -- 500-S-N3
Series 500 "dia-Pump" -- 500-S-N4
Series 500 "dia-Pump" -- 500-S-N5
Series 500 "dia-Pump" -- 510-E-N8
Series 500 "dia-Pump" -- 515-A-N1
Series 500 "dia-Pump" -- 515-A-N3
Series 500 "dia-Pump" -- 515-A-N4
Series 500 "dia-Pump" -- 515-A-N5
Series 500 "dia-Pump" -- 515-A-N8
Series 500 "dia-Pump" -- 515-S-N1
Series 500 "dia-Pump" -- 515-S-N3
Series 500 "dia-Pump" -- 515-S-N4
Series 500 "dia-Pump" -- 515-S-N5
Series 500 "dia-Pump" -- 520-A-N1
Series 500 "dia-Pump" -- 520-A-N3
Series 500 "dia-Pump" -- 520-A-N4
Series 500 "dia-Pump" -- 520-A-N5
Series 500 "dia-Pump" -- 520-A-N8
Series 500 "dia-Pump" -- 520-S-N1
Series 500 "dia-Pump" -- 520-S-N3
Series 500 "dia-Pump" -- 520-S-N4
Series 500 "dia-Pump" -- 520-S-N5
Series 500 "dia-Pump" -- 522-A-N1
Series 500 "dia-Pump" -- 522-A-N3
Series 500 "dia-Pump" -- 522-A-N4
Series 500 "dia-Pump" -- 522-A-N5
Series 500 "dia-Pump" -- 522-A-N8
Series 500 "dia-Pump" -- 522-S-N1
Series 500 "dia-Pump" -- 522-S-N3
Series 500 "dia-Pump" -- 522-S-N4
Series 500 "dia-Pump" -- 522-S-N5
Series 500 "dia-Pump" -- 525-A-N1
Series 500 "dia-Pump" -- 525-A-N3
Series 500 "dia-Pump" -- 525-A-N4
Series 500 "dia-Pump" -- 525-A-N5
Series 500 "dia-Pump" -- 525-A-N8
Series 500 "dia-Pump" -- 525-S-N1
Series 500 "dia-Pump" -- 525-S-N3
Series 500 "dia-Pump" -- 525-S-N4
Series 500 "dia-Pump" -- 525-S-N5
Series 500 "dia-Pump" -- 530-A-N1
Series 500 "dia-Pump" -- 530-A-N3
Series 500 "dia-Pump" -- 530-A-N4
Series 500 "dia-Pump" -- 530-A-N5
Series 500 "dia-Pump" -- 530-A-N8
Series 500 "dia-Pump" -- 530-S-N1
Series 500 "dia-Pump" -- 530-S-N3
Series 500 "dia-Pump" -- 530-S-N4
Series 500 "dia-Pump" -- 530-S-N5
Series 500 "dia-Pump" -- 532-A-N1
Series 500 "dia-Pump" -- 532-A-N3
Series 500 "dia-Pump" -- 532-A-N4
Series 500 "dia-Pump" -- 532-A-N5
Series 500 "dia-Pump" -- 532-A-N8
Series 500 "dia-Pump" -- 532-S-N1
Series 500 "dia-Pump" -- 532-S-N3
Series 500 "dia-Pump" -- 532-S-N4
Series 500 "dia-Pump" -- 532-S-N5
Series 500 "dia-Pump" -- 535-A-N1
Series 500 "dia-Pump" -- 535-A-N3
Series 500 "dia-Pump" -- 535-A-N4
Series 500 "dia-Pump" -- 535-A-N5
Series 500 "dia-Pump" -- 535-A-N8
Series 500 "dia-Pump" -- 535-S-N1
Series 500 "dia-Pump" -- 535-S-N3
Series 500 "dia-Pump" -- 535-S-N4
Series 500 "dia-Pump" -- 535-S-N5
Series 500 "dia-Pump" -- 537-S-N1
Series 500 "dia-Pump" -- 537-S-N3
Series 500 "dia-Pump" -- 537-S-N4
Series 500 "dia-Pump" -- 537-S-N5
Series 500 "dia-Pump" -- 547-S-N1
Series 500 "dia-Pump" -- 547-S-N3
Series 500 "dia-Pump" -- 547-S-N4
Series 500 "dia-Pump" -- 547-S-N5
Series 500 "dia-Pump" -- 547-S-N8
Series 500 "dia-Pump" -- 547-S-N8
Series 500 "dia-Pump" -- 562-S-N3
Series 500 "dia-Pump" -- 562-S-N4
Series 500 "dia-Pump" -- 562-S-N5
Series 500 "dia-Pump" -- 562-S-N8
Series 500 "dia-Pump" -- 565-S-N3
Series 500 "dia-Pump" -- 565-S-N4
Series 500 "dia-Pump" -- 565-S-N5
Series 500 "dia-Pump" -- 565-S-N8
Series 500 "dia-Pump" -- 567-S-N3
Series 500 "dia-Pump" -- 567-S-N4
Series 500 "dia-Pump" -- 567-S-N5
Series 500 "dia-Pump" -- 567-S-N8
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...