Metering Pumps | Diaphragm Metering Pumps | Chemical Metering Pumps

Metering pumps, diaphragm metering pumps, chemical metering pumps, peristaltic metering pumps, diaphragm metering pumps and electronic metering pumps from the world's leading metering pump manufacturers.

Metering pumps from Walchem, Neptune Chemical Pump, A&F Machine, Blue White Industries, LMI Metering Pumps and Stenner Pumps are shown in this section.

Metering Pumps - Walchem

Electromagnetic Metering Pump + EFS Sensor - EWN-Y Series

Iwaki's New EWN-Y Series Electromagnetic metering pump with the revolutionary EFS Flow Sensor provides precise flow monitoring, feedback and control. The new EWN-Y electromagnetic pump combined with EFS flow sensor provides accurate real-time control and display of dosing rate.

Metering Pumps - IX Series

Iwaki's IX Series are digitally controlled direct-drive diaphragm pumps. Years of experience in high-end motor technology result in extremely accurate and energy efficient metering pumps with high resolution. The IX Series meet today's demand for automated chemical delivery in industries from water treatment to chemical process. Highly precise control offers a solution for a variety of dosing applications.

Metering Pumps - EH-HV Series

The EH-HV Series is specifically designed to accurately feed high viscosity chemicals. Equipped with rugged, machined PVC liquid ends and spring loaded stainless steel valve balls, the HV series is designed for superior valve action and performance. Rated to 20,000 cps*, the HV Series is available in four feed ranges from 1 to 4 GPH (at 50 PSI). Sophisticated design and backed with the industry's only full 2-Year warranty, the EH-HV Series is the perfect solution for high viscosity feed applications.

Metering Pumps - EHE Series

The workhorse of the E-Class - no other electronic metering pump can match the power and performance of Walchem's EHE Series. EHE pumps have outputs up to 20 gallons per hour and pressure capabilities to 150 PSI. Combining the EHE performance and a turn-down ratio of 1800:1 yields one of the most versatile pumps on the market today.

Metering Pumps - EK Series

The EK Series pumps are the world's first IP67 electronic metering pumps. This means that the EK is the only pump in the industry guaranteed to operate submerged 3 feet under water for up to 30 minutes! Needless to say, the EK Series pumps are ideal for wet or high humidity environments such as irrigation, agriculture, car wash or paper mill applications. Capacity ratings are up to 6.7 GPH with a maximum pressure of 150 PSI.

Metering Pumps EW Series

The EW Series is the flagship of the E-Class with capacities up to 6.7 GPH (25.4 l/h) and a maximum pressure of 250 PSI. Compact, powerful and packed with a variety of innovative design features the EW can enhance any feed application.

Metering Pumps - EZ Series

The EZ Series electronic metering pumps with microprocessor control offer precise chemical injection at a low cost. EZ pumps have outputs to 6.3 GPH and pressure capabilities to 150 PSI. The compact size and simple control make it ideal for OEM applications, water treatment, car wash and other industrial applications.

Metering Pumps - LK Series

In a class by itself - the LK is a motor driven, mechanically actuated diaphragm metering pump with a maximum capacity of 114 GPH (432 l/h) and maximum pressure of 225 PSI (1.5 MPa). The LK Series is ideal for chemical feed applications in a wide range of fields, including water treatment, chemical process, agriculture, mining and paper.

Metering Pumps - Neptune Chemical Pump

Abaque Peristaltic Hose Pumps

Abaque® Series peristaltic hose pumps are manufactured and shipped from the Pump Solutions Group (PSG®) facility in North Wales, Pennsylvania. Abaque Series pumps feature a seal-less design that eliminates leaks and product contamination, and have the ability to run dry continuously without adversely affecting the pump’s performance.

Pulse Metering Pumps | Neptune Series PZ, PZi, PZiG Pulse Metering Pumps

PZD Series pumps offer higher capacities. These model feature an extra large keyboard and the injection rate can be entered directly in millimeters per second. PZiG Models offer capacities typically requiring motor driven pumps. Special models easily handle viscosities to 1000 CPS (up to 4000 CPS at reduced volume).

Economical Metering Pumps

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 cost increment.

High Viscosity Metering Pumps V-Pumps

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.

High Volume Low Pressure Metering Pumps

The Neptune Series 8000 "dia-PUMP" is a hydraulically- actuated diaphragm pump designed for high volume metering applications such as regeneration, pretreatment and waste treatment. Both simplex and duplex models are available.

High Volume High Pressure Metering Pumps

High Volume High Pressure Metering Pumps Features: Capacities to 160 gph (605 lph). Pressures to 3500 psi (245 kg/cm2). Accepts standard 56C motor. Pump capacity is adjustable by micrometer dial while pump is running or stopped. Capacity Control Options: Pneumatic and electric positioners or variable speed drives are available for automatic capacity control.

Hydraulic Diaphragm Metering Pumps

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 are possible with mechanical diaphragm pumps. Explosion-proof models are available for use in hazardous atmospheres.

Metering Pumps - Series 500

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.

Tubular Diaphragm Pumps

Neptune Series 500 Tubular Diaphragm Pumps are engineered for viscous fluids up to 20,000 cP and for medium slurries up to 10% solids.

Metering Pumps - A&F Machine

Hydraulic Diaphragm Metering Pumps AFM V-10-H

The A&F Machine V-10-H Pump series provides an innovative heavy-duty diaphragm metering pump line for aggressive chemical applications. These pumps offer feed rates up to 2880 GPD with outputs to 1000 PSI. Available in four base models: the V-10-H Simplex pump, V-10-H Duplex pump, V-10-H Triplex pump, and V-10-H Quad pump.

Mini Piston Metering Pumps AFM V-7

The A&F Machine V-7 Pump series mini piston metering pump is the smaller, compact, light metering pump equivalent of the V-10 or V-5. These piston pumps offer feed rates up to 48 GPD with outputs rated at 100 PSI. Driven by a low horsepower gear motor for lighter metering applications.

Mini Diaphragm Metering Pumps AFM V-6

The A&F Machine V-6 Pump series mini diaphragm metering pump is the smaller, compact, light metering pump equivalent of the V-10-H or V-5-H. These diaphragm pumps offer feed rates up to 48 GPD with outputs rated at 100 PSI. Driven by a low horsepower gear motor for lighter metering applications.

Piston Metering Pumps AFM V-10

The A&F Machine V-10 Pump series provides an innovative piston metering pump line for heavy duty applications. These pumps offer feed rates up to 2880 GPD with outputs to 1000 PSI. Available in four base models: the V-10 Simplex pump, V-10 Duplex pump, V-10 Triplex pump, and V-10 Quad pump.

Metering Pumps - Blue White Industries

Diaphragm Metering Pumps - Chem-Feed

C-1500N Pump, C-600 Pump, C-1100 Pump and C-1700N Pump diaphragm metering pumps from Blue White Industries.

Peristaltic Metering Pumps

Max feed rate - 3.96 GPH / 249.8 ML/Min. Max pressure - 100 PSI / 6.8 bar. Patented Tube Failure Detection. Fixed speed & Variable speed.

Peristaltic Metering Pumps

Economical and versatile. OEM design modifications. Compact housing. Fixed output rate depending on the selected RPM.

Peristaltic Metering Pumps Flex-Pro - A3

New to our ProSeries™ lineup is our Flex-Pro™ high pressure peristaltic metering pump. Spec the A3 in your next job... Engineering Spec Sheet DOC. No valves (no clogging), Self Priming, Volume output not affected by changes in back pressure. Patented Tube Failure Detection.

Metering Pumps - LMI Metering Pumps

Chemical Metering Pumps - LMI Series AA, B & C

LMI Series AA, B & C Chemical Metering Pumps have been an industry standard for over 20 years. The familiar yellow and black pumps have a rugged, totally enclosed, chemically resistant housing for protection in the harshest environments. Encapsulated electronics and a rigid housing and stroke bracket ensure years of precise, repeatable performance.

Chemical Metering Pumps - LMI Series P

The Series P Metering Pump is designed for more ecomomical chemical injection. The totally enclosed, chemically resistant housing and encapsulated electronics provide the performance and long life that you've come to expect from an LMI Pump.

Electronic Metering Pumps - LMI Series J5 12VDC

The Series J5 Metering Pump is designed for remote applications where AC electrical power is unavailable. The low power consumption (1.6 amp average current draw or 19 watts at maximum speed) makes it ideal for agricultural and solar powered installations.

Explosion Proof Electronic Metering Pumps - LMI Series E7

The Series E Metering Pump is designed for use in hazardous environments. It meets or exceeds all standards for Class I, Division I, Groups C and D; Class II, Division I, Groups E, F and G. The rugged, urethane coated, cast housing and encapsulated electronics provide excellent chemical resistance and long life.

High Pressure Electronic Metering Pumps - LMI Series H9

The Series H9 Metering Pump is designed for very low output injection into high pressure systems. An electronic pump with a 316 S.S. packed plunger liquid end provide users with all the advantages of an electronic pump in applications where previously only motor-driven pumps could be used.

Motor Driven Metering Pumps - LMI Series G

The Series G Metering Pump is designed for high output applications. The drive incorporates a variable eccentic design which ensures smooth output and reduces system shock.

Metering Pumps - Stenner Pumps

Single Head Adjustable Output Metering Pump

Stenner’s adjustable metering pump is built with three detachable components: the motor, feed rate control, and pump head. Outputs are dependent upon three factors: the rpm of the motor gears, the percentage setting on the feed rate control, and the size of the peristaltic pump tube.

Stenner’s fixed output metering pump is built with two detachable components: the motor and pump head. Outputs are dependent upon the rpm of the motor gears and the size of the peristaltic pump tube. The fixed rate pump has no output adjustment.

Stenner’s double head adjustable output metering pump is built with four detachable components: the motor, feed rate control, and two pump heads. Outputs are dependent upon three factors: the rpm of the motor gears, the percentage setting on the feed rate control, and the size of the peristaltic pump tube.

Stenner’s double head fixed output metering pump is built with three detachable components: the motor and two pump heads. Outputs are dependent upon the rpm of the motor gears and the size of the peristaltic pumping tubes.

Stenner’s adjustable variable speed pump has a DC motor with a detachable pump head which is universal to all Stenner pumps. The SVP1 pump has a simple four button keypad with a large LED display. The pump is manually adjusted in 1% increments with the up and down arrows on the keypad. The SVP1 also includes prime and on/off buttons on the keypad.

Stenner’s adjustable variable speed pump has a DC motor with a detachable pump head which is universal to all Stenner pumps. The SVP4 operates in a 4-20 mA mode with an external port to accept an input control signal. The SVP4 pump has a simple four button keypad with a large LED display. The pump can override the 4-20mA mode to be manually adjusted in 1% increments with the up and down arrows on the keypad. The SVP4 also includes prime and on/off buttons on the keypad.

Stenner’s adjustable programmable 7-day metering pump is built with a low rpm motor and a detachable pump head, universal to all Stenner pumps. The BDF pump has a fixed rpm motor which is activated by dip switches to inject scheduled daily doses of chemical. The pump can be programmed to activate daily from 1 to 7 days per week.

Stenner’s adjustable 24-hour metering pump is built with a low rpm motor and a detachable pump head, universal to all Stenner pumps. The BDF pump has a fixed rpm motor which is activated by dip switches to inject scheduled daily doses of chemical. The pump can be programmed to activate hourly from 1 to 24 events per day.