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Products / Laboratory / OIL-FREE CLAW SYSTEMS / Rotary Claw / Quad 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.

Quad Stack

  • -Four Oil-free Rotary Claw Vacuum Pumps mounted on a fabricated frame with an Epoxy Lined vertical receiver w/ mounted and wired Quad PLC Control Panel
  • Inlet Filter mounted on each pump
  • High Discharge Temp Switch on each pump
  • No Oil in pumping chamber only in Gear Box
  • Electrically actuated Automatic Purge process for removing condensable vapors in pumping chamber as pump cools.
  • Epoxy Lined Vertical Receiver with System Isolation Valve, Sight Glass and Drain Valve
  • System is built as three skids bolted together with single point connections for process inlet and system control power.

NOTE: GPVBQ-1502-P-240 is built as base mounted system as shown

Quad 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
  • Panels with VSD also available

GPVBQ-1104-P-120244/17628.4"Hg15657120 GALLLON
GPVBQ-1144-P-120357/22828.4"Hg21679120 GALLLON
GPVBQ-1102-P-120479/31628.4"Hg292107120 GALLLON
GPVBQ-1142-P-1205103/41228.4"Hg408149120 GALLLON
GPVBQ-1202-P-2006.4135/54027"Hg528193200 GALLLON
GPVBQ-1252-P-2007.5165/66027"Hg648237200 GALLLON
GPVBQ-1322-P-2009200/80025.5"Hg780286200 GALLLON
GPVBQ-1502-P-24015325/130024"Hg1260462240 GALLLON