4' Purifier Class I Safety Enclosure with Airflow Monitor


  • Base Stand: Required (not included)
  • Product Subcategory: Class I and HEPA Filtered Enclosures
  • Protection Type: Personnel
  • Region: International
  • Airflow Monitor: Included
  • Conformance: CE
  • Exhaust Volume: 220-310 CFM
  • Lighting: Fluorescent, Ultraviolet
  • Nominal Sash Opening: 9.44" (23.6 cm)
  • Nominal Width: 4'
  • Power Cord & Plug: 230V, 10A, no plug


  • Estimated Shipping Weight: 195.0 lbs
  • Estimated Shipping Weight metric: 88.0 kg
  • Dimensions: 47.75" w x 28.64" d x 37.08" h
  • Electrical: 230 volts, 50 Hz, 2 amps, International

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Purifier Class I Enclosures protect the user from agents that require Biosafety Level 1, 2 or 3 containment but no product protection. Exclusive features include: ergonomic air foil with aerodynamic Clean-Sweep airflow openings; upper dilution air supply; zone-perforated rear baffle; side-entry air foils; and upper containment sash foil. Other features include: nominal inflow velocity of 75 to 105 fpm; 99.99% efficient exhaust HEPA filter; variable speed built-in blower with vibration-isolated impeller and solid state control rated for 2 amps; intrinsically-safe, negative pressure design; Minihelic pressure gauge; low discharge volume and quiet operation; powder-coated aluminum and steel construction; fluorescent and 254 nm UV lamps; UV protection panel interlocked with UV lamp; blower switch and 3-way light switch: UV, off and fluorescent; 1/4" thick tempered safety glass front sash and sides; 9.44" high sash opening; ergonomic 10° angled and hinged sash that pivots upward, locks to a loading height of 20" and has side wiping seals to contain contaminants; two utility ports; particulate containment tested; and one-year warranty on parts and service.

Airflow Animation for Purifier Class I Safety Enclosures


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En Español

Spanish-Language Purifier Enclosures, Clean Benches and XPert Balance Enclosures Catalog

Gabinetes Purifier Clase I, Cabinas de Flujo Laminar y Gabinetes para Balanzas

This Spanish-language brochure contains an overview, specifications and ordering information on Purifier Class I and HEPA Filtered Enclosures, Purifier Clean Benches and XPert Filtered Balance Systems. Ordering information on accessories is also included.

View PDF (6.1 MB)


Purifier Safety Enclosures, Clean Benches & Non-Ventilated Enclosures Catalog

Contains information on Purifier Class I and HEPA-Filtered Enclosures, Purifier Horizontal and Vertical Clean Benches, Purifier Filtered PCR Enclosures, and Purifier Non-Ventilated PCR and Tissue Culture Enclosures.

View PDF (2.5 MB)

Biosafety Cabinet Management Ebook

Knowledge. You can share it, and share it, and never run out. That's why we made our most valuable information about biological safety in your laboratory free. Our 39 page ebook will guide you to the answers you need. 

View PDF (17.2 MB)

User's Manuals

Purifier Class I and HEPA Filtered Safety Enclosures Manual (2012 to Present)

For catalog numbers:
HEPA Filtered Enclosure Models - 3980200, 3980202, 3980220, 3980222, 3980300, 3980302, 3980320, 3980322, 3980400, 3980402, 3980420, 3980422
Class I Enclosure Models - 3980201, 3980203, 3980221, 3980223, 3980301, 3980303, 3980321, 3980323, 3980401, 3980403, 3980421, 3980423

View PDF (3.2 MB)


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