Piston Pumps

Dry-Running Pump suits pressure or vacuum applications.
Piston Pumps

Dry-Running Pump suits pressure or vacuum applications.

Busch Mink positive displacement vacuum pump incorporates 2 non-contacting, claw-type rotors in oil-free chamber, which provide vacuum or pressure. Wearing parts are thermally separated from pumping chamber. Pressure pump is available in 6 sizes with max pressure of 29.4 psig. Vacuum pump comes in 6 single-stage sizes and two 2-stage sizes with max vacuum of 29.3 in. Hg.

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Metering Pump offers sub-microliter dispensing.
Piston Pumps

Metering Pump offers sub-microliter dispensing.

Utilizing CeramPump® valveless piston pumping principle, Model SMTRH provides ultra-low volume, sub-microliter dispensing. Pump is driven by precision stepper motor and will dispense from 500 nL to 5 Â-µL. Piston stroke displacement is adjusted using flow control ring graduated in 450 divisions. Low dead volume pump head design ensures maximum bubble clearing and provides typical...

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Piston Metering Pumps operate in remote locations.
Piston Pumps

Piston Metering Pumps operate in remote locations.

Valveless CeramPump® utilizes rotating and reciprocating ceramic piston to serve both pumping and valving functions. Piston and mated liner are made of dimensionally stable, sapphire-hard ceramics to ensure drift-free accuracy. Low current dc motor allows for extended 12/24 V battery operation in remote locations, while inert fluid path of ceramic and fluorocarbon facilitates injection of...

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Piston Pumps

Piston Pumps suit medical and HVAC applications.

Constructed of die-cast aluminum, Series 2770 WOB-L® pumps incorporate stainless steel valves with recessed inlet valve. Cylinder is hard-coated for wear resistance, and all wetted aluminum parts are treated for corrosion protection. Oil-less, non-lube piston and cylinders, combined with air intake filter, prevent air-flow contamination. Design incorporates permanent split capacitor ac...

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Pressure/Vacuum Pump suits portable oxygen concentrators.
Piston Pumps

Pressure/Vacuum Pump suits portable oxygen concentrators.

Horizon Model 2250 features low-vibration WOB-L® piston and brushless dc motor with variable speed from 1,000-3,000 rpm, allowing airflow to be steplessly varied according to patient need. Optional closed-loop controller allows motor speed to be maintained at preset, constant rpm, regardless of load or voltage fluctuations. Oil-less piston and cylinder design ensures clean, uncontaminated...

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Axial Piston Hydraulic Pumps include electronic control.
Piston Pumps

Axial Piston Hydraulic Pumps include electronic control.

Medium-duty PVM pumps are offered with Proportional Pressure Control, which provides users with proportional pressure compensating control with pressure cutoff. Control is available in 12 or 24 Vdc, NO or NC. Operating parameters are 350 psi with 3,000 psi proportional pressure control, 600 psi with 3,250 psi max pressure cutoff setting, 100 psi hysteresis in open loop operation, and 5 psi...

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Piston Pumps offer electronic option.
Piston Pumps

Piston Pumps offer electronic option.

Available with Electronic Proportional Compensator (EPC), Series PV hydraulic, open-circuit pumps are available with flows of 6, 10, 15, 20, and 29 gpm at 1,800 rpm. Four pumps are rated at 3,500 psi continuous, 4,500 intermittent, and largest is rated at 3,000 psi continuous, 4,000 intermittent. EPC is suited for applications where pressures are required to vary on-the-fly or where multiple...

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Piston Pumps

Pumping System suits pressure booster applications.

Controlled by Technologic 500X pump controller, 70X system combines variable speed lead pump with 1 or 2 constant speed lag pumps. It allows operation of multiple pumps in parallel, discharging into common header, and variable speed pumping allows pump discharge pressure to match actual system requirement. Typical package also includes up to 3 vertically mounted Series 1531 pumps with check valve...

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Piston Pumps

Piston Pump suits medical and environmental applications.

Series 668/688 WOB-L® Piston Pump provides 27.6 Hg of vacuum or 100 psi of pressure with maximum flow rate of 1.6 cfm. Oil-less piston and cylinder plus intake filter provide non-contaminated air flow. Pump incorporates single-phase AC motor with permanent split capacitor design to eliminate need for starting switch. Unit suited for use in oxygen concentrators, blood analyzers, dental...

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Piston Pumps

Piston Pumps offer vacuum capability.

Vortex oil-less articulated piston pumps, available with 12 V permanent magnet DC or single- or 3-phase AC direct current motors, are suited for mobile applications. They employ all-aluminum crankcase and cylinder, balanced 90Â-º V design, and permanently lubricated and sealed bearings. Pumps provide pressures to 125 psi and, with optional vacuum adapter kit, vacuum to 27.5 in. Hg. Max flow...

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