Dispensing pumps available from Don Wolf include Valcor solenoid operated piston dispensing pumps, solenoid metering pumps. High purity pneumatic operated dispensing pumps like the SV673 Series pumps are rugged, reliable, precision devices, capable of operating through several million cycles without the need of maintenance.

Cole-Parmer's line of dispensing pumps includes a variety of high pressure, multi-syringe, single-syringe infusion and touchscreen syringe pumps for a variety of applications.

Fluid Metering Inc. is a manufacturer of dispensing and metering pumps, including the CeramPump system dispensing pump. This system was designed with a valveless rotating and reciprocating piston metering pump for precise fluid control and features a single dimensionally stable, chemically inert CERAMIC piston ensuring long term, drift free fluid control.

Randolph Austin Co manufactures a variety of dispensing pumps including standard fixed-speed pumps for use from the laboratory to industrial applications such as paper and pulp, printing, metering and fluid transfer. Other models include versatile peristaltic dispensing pumps and assemblies in a wide array of sizes.

Fluitron Inc offers a full line of dispensing pump products including a variety of high pressure syringe pumps like the Series MP hand pumps. These pumps cover a pressure range of 15,000 to 150,000 psi and come in five models. MP pumps from Fluitron can be used to dispense water, alcohol, oil and various other liquids.

Alemite manufactures a variety of dispensing pumps that are compatible with a variety of oils and gear lubes. These units attach directly to the original container and have a lever with two positions to adjust the delivery rate. The dispensing pumps can accommodate drum sizes ranging from 5 gallons up to 55 gallons.

Fishman Corp is a manufacturer of a variety of dispensing pumps including the AirFree series dispenser pumps. This series features handheld and bench top models used for a variety of medical and research applications. These pumps are designed to eliminate fluid waste and costly air compressors. Fishman's bench top SmartDispenser FG model can maintain fluid speeds between 0.023 & 3.086cc per second, while maintaining repeatability between dispense dots of +/-5%.

Graco Products is a manufacturer of dispensing pumps including electric dispensing pumps used for oil and anti-freeze in vehicles. These pumps are available with a 115 volt AC motor or a 12 volt DC motor. The 115 VAC units offer a flow rate of 2.3 gpm for automotive applications and a 4.0 gpm flow rate for large equipment service. Maximum pressure for the 115 VAC units is 650 psi (45 bar) and 400 psi for the 12 VDC units.

Harvard Apparatus manufactures a full line of dispensing pumps including centrifugal pumps, diaphragm pumps, shuttle pumps, peristaltic pumps and syringe pumps as well as a full catalog of dispensing pump accessories.

IVEK Corp. specializes in the design and manufacture of precision liquid metering and dispensing systems.Products include single channel and multiple channel dispensing pumps, liquid metering systems and silicone-free lubrication systems as well as a full line of accessories. IVEK's multspense 2000 series features a microprocessor-based control drive for control of multiple linear actuators that operate precision ceramics to displace the desired amount of fluid. Single controllers to 31 channels, with additional controllers, can be interfaced to provide as many channels or pumps as needed.

KD Scientific manufactures the UltraSpense 2000 dispensing pump; an economical high performance dispensing system for 96 and 384 well plates. It is affordable, flexible, fast and accurate. This pump uses up to 2 deep well or low profile plates and spin columns and provides high precisions over a long lifetime. No calibration is required and the manifold height is easily adjusted.

Omega Engineering manufactures a variety of metering and peristaltic dispensing pumps. The Omegaflex variable speed peristaltic pumps feature a self priming, non-siphoning design and offer a variable speed drive systems. Nine ranges are available from 0.36 to 800 mL/min. Dual pumpheads can provide flows up to 1,600 mL/min.

Lee Pre-Set and Variable Volume Pumps are the solution for automated chemistry systems. These pumps are designed for volumes ranging from 50 µl, 250 µl, 750 µl per full stroke and com in many custom configurations.

Watson-Marlow is a manufacturer of filling and dispensing pumps including models for up to 250ml/3.5 seconds as well as multi channel dispensing pumps in a variety of sizes. Watson also carries the Flexicon brand of dispensing pumps.

Hydro-Pac high pressure pumps are available for a variety of industrial applications. These products include a variety of dispensing pumps including the Lil Critter series small pumps for pressures ranging from 15,000 to 100,000 psi with 3 or 5 hp and the FC Series large pumps for pressures of 10,000 to 200,000 psi and 10 to 200 hp.

JL White, LLC is a manufacturer of precision dispensing pumps including peristaltic pumps with a flow range of 0.008 to 5400 mL/min  and differential pressures up to 22 psi. JL White also offers piston pumps, precision dispense pumps, vacuum pumps and controllers.

New Era Pump Systems is a manufacturer of dispensing pump products including a full line of precise programmable syringe pumps. These pumps are customizable and fully programmable and come in a variety of single channel and multi channel dispensing models.

PDC Machines manufactures rugged metering syringe pumps for use in applications requiring extremely accurate injection of fluids regardless of viscosity into systems at a steady and consistent flow and pressure. PDC also offers pressure vessels, magnetic stirrers, hydrogen equipment and pilot plants.

Sealant Equipment & Engineering manufactures a variety of dispensing pump products including 1-components dispense systems, 2-component dispense systems, pumps tanks and accessories. These pumps are used for a variety of adhesive dispensing applications and come in a large variety of sizes.

Valcor is a manufacturer of a variety of pump products including dispensing pumps and metering pumps used for positive displacement applications to effect fluid pressure, density and viscosity. Valcor offers dispensing pumps in a variety of stainless steel models. All of these models feature Viton and Teflon seals, self priming positive displacement, single and multiple stroke capability, precise adjustable volume per stroke and have a pumping accuracy of± 2% .