Pump Drives and Controllers
Pump Drives and Controllers
Masterflex™ L/S™ Standard Digital Drives
Masterflex™ L/S™ Standard Digital Drive offers a maintenance-free high-accuracy motor and a graphical interface – makes setup and operation easier than ever!
Heidolph™ Hei-FLOW Ultimate Peristaltic Pump

For reproducibility while pumping and dosing
Masterflex™ L/S™ Precision Variable-Speed Console Drives with Remote I/O
Masterflex™ L/S™ Precision Variable-Speed Console Drives feature a digital display that gives repeatable control
Masterflex™ L/S™ Analog Variable-Speed Console Drives
Masterflex™ L/S™ Analog Variable-Speed Console Drives are compact and cost effective for general fluid transfer applications
Welch™ Vacuum Pump On/Off Foot Switch
Vacuum pump accessory that provides hands-free operation of Welch DryFast diaphragm and WOB-L piston pumps.
Masterflex™ I/P™ Digital Process Drives
Precision Masterflex™ I/P Digital Process Drives offer washdown capability, programmable dispensing, and accurate low-maintenance motors
Welch™ Programmable Vacuum Controller
Designed to automatically regulate the applications vacuum level precisely, conviniently and without using precious bench space
AVANTOR MASTERFLEX (VWR LLC) Masterflex L/S Analog, Variable-Speed, Modular Drive, 6 to 600 rpm, 115 VAC
A perfect upgrade from a fixed-speed drive, these variable-speed drives offer a wider rpm range, ±2% speed regulation, and ETL and CE listings. For added versatility, drives accept all L/S pump heads.

AVANTOR MASTERFLEX (VWR LLC) Masterflex I/P Digital Modular Drive with Benchtop Controller and Remote Input/Output, 0.1 to 650 rpm; 115/230 VAC
These I/P digital pumps give you rugged performance and precise digital control. These full featured drives are ideal for fluid transfer, dispensing, and metering applications in laboratory, process, and industrial environments including pharmaceutical, food & beverage, dairy, chemical, manufacturing, and water treatment. Precision drives feature a programmable dispense interval that lets you set the delay between dispense cycles for convenient, automated dispensing by time or by volume. Programmed calibration ensures dispense and display accuracy—drive stores one calibration value per tubing size. Program the drive via the simple membrane keypad; keypad lock/unlock feature protects settings. Select tubing size and enter desired flow rate—drive locks in required rpm.

AVANTOR MASTERFLEX (VWR LLC) Masterflex Digital Benchtop Gear Pump System, 0.91 mL/rev, 75 psi; 90 to 260 VAC
Calibrate, copy, and dispense features produce precise, pulseless batching and dispensing. View pump performance continually. Retrieve displacement and flow values by pump head size. These precision systems are easily operated from the intuitive, multilanguage LCD front panel or optional foot switch 07523-92 for hands-free on/off control. The IP33-rated enclosure protects internal components from damage. Service kits 07144-42 and 74012-52 include: gears, suction shoe, shaft seals, and springs Service kit 74012-22 includes: gears, bushings, and seals

AVANTOR MASTERFLEX (VWR LLC) Masterflex L/S Fixed-Speed Drive, 12 rpm; 115 VAC
The Masterflex L/S economy fixed-speed drives are compact and ideal where space is limited. These drives feature a lighted power switch on the front of the drive that lets you know when the pump is running. They accept five different pump head types: Standard, Easy-Load, Easy-Load II, Easy-Load 3, and Cartridge pump heads.

AVANTOR MASTERFLEX (VWR LLC) Masterflex L/S Analog Variable-Speed Console Drive, 7 to 200 rpm; 115 VAC
Drives accept nine different pump head types: Standard, Easy-Load, Easy-Load II, Easy-Load 3, Multichannel, High-Performance, Cartridge, PTFE tubing, and PTFE-diaphragm. Drives 07555-00 and -05 are not recommended for use with the PTFE-tubing and PTFE-diaphragm pump heads.

AVANTOR MASTERFLEX (VWR LLC) Masterflex L/S Fixed-Speed Drive, 6 rpm; 115 VAC
The Masterflex L/S economy fixed-speed drives are compact and ideal where space is limited. These drives feature a lighted power switch on the front of the drive that lets you know when the pump is running. They accept five different pump head types: Standard, Easy-Load, Easy-Load II, Easy-Load 3, and Cartridge pump heads.

AVANTOR MASTERFLEX (VWR LLC) Masterflex Low-Flow Peristaltic Pump, Variable Speed, 0.14 to 4 mL/min, Manual Control; 12 VDC
These cost-effective peristaltic pumps provide variable flow and exceptional life performance in a compact package. Select from three different motor speeds, and three different tubing sizes to acheive flow rates from 0.03 to 4 mL/min.

AVANTOR MASTERFLEX (VWR LLC) Masterflex L/S Variable-Speed Drive with Remote I/O; 300 rpm
Easy-to-use drives offer precise speed control and digital display of rpm—ideal for metering applicationsFlow rate 0.06 to 3400 mL/min (depends on drive rpm and tubing size)Three digit LED display shows motor rpm — confirm speed setting at a glanceReversible motor—purge tubing before or after pumping; pump fluid in either directionLED indicators confirm motor directionPowerful motors let you stack 2 or 4 pump heads foINCLUDES6-ft (1.8-m) line cord with IEC 320/CEE22 socket. These models are shipped with country-specific plug/cord set; please specify ultimate destination when ordering.
