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Products / Laboratory / LUBRICATED ROTARY VANE SYSTEMS / Lubricated Rotary Vane / Multiplex Stack


We offer a large selection of dry vacuum pump and rotary vacuum pump systems for laboratories. GlobalVac has been an industry leader in vacuum technology, we have worked with many laboratory facilities in manufacturing their ideal dry vacuum pump and rotary claw vacuum pump systems.


Our highly experienced technicians will be able to help with your purchase of the perfect dry vacuum pump and rotary vacuum pump system for the size and capabilities of your laboratory. Please feel free to browse our extensive line of dry vacuum pump and rotary vacuum pump systems.

Multiplex Stack

The GlobalVAC Lubricated Rotary Vane Base Mounted
Lab Vacuum Systems are available in 15 to 30 hp as
Duplex, Triplex and Quadruplex systems. Systems are
built as 2 to 4 base mounted pumps with vertical receiver.
Each pump is equipped with an isolation valve, check
valve and pump mounted quick release inlet filter. Each
pump is equipped with electrically actuated purge process
to remove condensable vapors as pump cools. The receiver
is equipped with a sight glass, manual drain valve and
process inlet valve. The System is operated by a mounted
and wired Duplex PLC Control Panel

PLC Control Panel Including the Following:

  • Finger Safe Power Distribution Block
  • Full Voltage Motor Starter for Each Pump
  • 120V Control Transformer with CB protected Primary and Secondary Circuits
  • 120Vac/24Vdc Power Supply
  • PLC w/integrated HMI with Touch Screen & Keypad
  • Door Mounted Motor Circuit Protector for Each Pump
  • Auto Restart after Power Outage
  • 4-20mA Transmitter to Control Pumps via PLC
  • H/O/A Switch, Run Light, Hour Meter integrated in PLC
  • Door Mounted Disconnect
  • Dry Contacts for Remote Monitoring
  • PLC By-pass allows Pump Operation with MCPs
  • System Fault Indicator display on PLC
  • UL 508 Listed, NEMA 12 Enclosure
  • Maintenance Due Screen display on PLC
  • System Parameters selection via PLC

GPRBD-400-P-20015283/56629.92"Hg550202200 GAL VERTICAL
GPRBD-500-P-20020388/77629.92"Hg720265200 GAL VERTICAL
GPRBD-700-P-24025494/98829.92"Hg940344240 GAL VERTICAL
GPRBD-900-P-24030586/117229.92"Hg1104404240 GAL VERTICAL
GPRBT-400-P-24015283/84929.92"Hg825303240 GAL VERTICAL
GPRBT-500-P-24020388/116429.92"Hg1080398240 GAL VERTICAL
GPRBT-700-P-24025494/148229.92"Hg1410516240 GAL VERTICAL
GPRBT-900-P-24030586/175829.92"Hg1656606240 GAL VERTICAL
GPRBQ-400-P-24015283/113229.92"Hg1100404240 GAL VERTICAL
GPRBQ-500-P-24020388/155229.92"Hg1440530240 GAL VERTICAL
GPRBQ-700-P-40025494/197629.92"Hg1880688400 GAL VERTICAL
GPRBQ-900-P-40030586/234429.92"Hg2208808400 GAL VERTICAL