Inert

Copyright 1981 – 2025, Inert.
The Inert logo is a registered trademark of Inert Corporation.

GloveBoxesGroup

PureLab HE 3GB

Glovebox System

PureLab HE represents Inert’s flagship glovebox product line, engineered and manufactured in the USA using the highest quality materials and craftsmanship. Designed for maximum purity and performance, PureLab HE is ideal for applications requiring stringent atmospheric control.

Built on a modular platform, PureLab HE offers unmatched flexibility, allowing custom configurations and expansions. These include antechambers to support workflow processes, cold storage freezers, process vacuum ovens, and a full range of integrated accessories.

Every PureLab HE glovebox is equipped with Inert’s EOS-1 (Zirconium) or EOS-2 oxygen analyzer (featuring advanced fuel cell technology) and a moisture analyzer. Paired with our high-capacity gas purification system, PureLab HE maintains and continuously monitors O₂ and H₂O levels at <1 ppm—ensuring a stable, ultra-pure working environment for the most demanding applications.

Key features:

  • Large touch screen
  • Automated regeneration process
  • 15″ antechamber vacuum antechamber with automatic cycle control
  • 6″ small manual antechamber

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Common Options

Freezer

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Anti-Vibration Table

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PureLab HE System Specifications

 

3-Glove Workstation

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Internal dimensions 1500 mm Wide x 780 mm Deep x 900 mm High
External dimensions 2315 mm Wide x 1067 mm Deep x 1921 mm High
Internal finish Type 304 stainless steel, #4
External surfaces RAL 9011 (Graphite Black)
Wall thickness 0.105″ (2.6 mm)
Feedthrough 1 x DN 40 ISO-KF blank
Feedthrough 1 x 3/8″ compression bulkhead,1 each 2GB, 3GB, and 2 each 4GB
Internal power 1 x electrical feedthrough
Internal power 1 x fuse protected 6-outlet power strip
Shelving 3 x Height adjustable 304 stainless steel #4 finish. 42.25″ (1073 mm) Wide x
9.7″ (247 mm) Deep
Plumbing 304 stainless steel tubing
Filters 1 x inlet/1 x outlet HEPA (99.99% vs. 0.3 micron MPPS)
Lighting External LED light
Power

100 VAC 50/60 Hz, 110-120 VAC 60 Hz, 200-240 VAC 50 Hz

Modular Box Design

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Stand Leveling feet adjustability 1″
Material 1.5″ x 3″ .250 wall thickness
RAL 9011 (Graphite Black)
Support 550 lbs (250 Kg) per caster

Large Antechamber, 15″ (381 mm) Internal Diameter x 24″ (609 mm) Internal Length

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Bolt On left or right side
Internal finish 304 stainless steel #4 surface finish
External finish RAL 9011 (Graphite Black)
Internal tray 304 stainless steel #4 surface finish
Tray size 11.25″ (285 mm) Wide x 22.5″ (571 mm) Long
Internal/external travel 13.9″ (353 mm)
Anodized aluminum doors, vertical opening with gas
piston
Automatic control Evacuate/refill 1-9 Cycles
Digital vacuum gauge 0 to 1013 mbar
Analog vacuum gauge 0 to -30″ Hg
Leak rate < 10-5 mbar l/s

Small Antechamber, 6″ (152 mm) Internal Diameter x 17.3″(441 mm) Internal Length

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Internal finish 6061 anodized aluminum
External finish RAL 9011 (Graphite Black)
Internal tray 304 stainless steel #4 surface finish
Internal/external travel 5.0″ (127 mm)
Tray size 4.0″ (101 mm) Wide x 15.0″ (381 mm) Long
Internal/external doors 6061 anodized aluminum
Manual evacuate/refill valve
Analog vacuum gauge 0 to -30″ Hg
Leak rate < 10-5 mbar l/s

Polycarbonate (Abrasion Resistant) Window 3/8″ (9.5 mm) Thick

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Viewing size 41.8″ (1061 mm) Wide x 30.2″ (767 mm) High

Oval Glove Ports

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Oval glove ports Black Delrin, 8″ glove port
Internal glove port cover
0.015″ (0.4 mm) thick butyl rubber gloves, hand size
9.75

Gas Management System

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Available as single and dual column
purifier versions with and without external solvent removal
(Argon-1/Nitrogen-1,Argon-2/Nitrogen-2,Argon-1/Nitrogen-1-SR,Argon-1/Nitrogen-1-RSR,Argon-2/Nitrogen-2-SR,Argon-2/Nitrogen-2-RSR)

<1 ppm O2 and <1 ppm H2O Purity Level

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O2 capacity = 43 L per purifier column
H2O capacity = 1800 g per purifier column

Automated Purifier Column Valves

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Automated purifier column valves  Interlocked with the blower. Blower will not run if the
valves fail to open

Variable Speed Circulation Blower

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Variable speed circulation blower 60 cfm max flow rate blower
Max flow rate through purifier column 60 cfm (101 m3/h)

PLC Control System

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7″ Color Touch Screen

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Trending screen Pressure, O2 and H2O Value is logged for 24
hours

Automatic Pressure Control

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Automatic pressure control (+/- 15 mbar)
Manual pressure control Footswitch

Fully Automatic Regeneration Sequence

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Automatic blower restart after regeneration

Purge Valve

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Purge valve O2 Level, timer or manually controlled

Vacuum Pump

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Vacuum pump 10 cfm (17 m3/h) rotary vane pump with oil mist
eliminator and oil return kit

Integrated Oxygen Analyzer

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Integrated oxygen analyzer Range 0-1000 ppm
Zirconia sensor as standard
Or electrochemical sensor for solvent compatibility

Eco Mode Features

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Vacuum pump timer Shuts pump off for energy reduction
Automated blower speed control O2 level adjusts blower speed

Overall System Leak Rate

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<0.05vol%/h (ISO 10648-2)

System Gas Requirements

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Working gas ³ 99.995% N2 or Ar
Working gas pressure 55 psi (3.8 bar)
Working gas flow rate 250 l/min
Regeneration gas 3-7% H2, balance N2 or Ar
Regeneration gas pressure 5-7 psi (0.3-0.5 bar)
Regeneration gas flow rate 30 l/min