Ascent™ Opti Ductless Fume Hoods

Ascent™ Opti Ductless Fume Hoods
  • Grade 304 stainless steel work top surface that will never rust, chip or generate particles.
  • Electrogalvanized steel main body for maximum durability.
  • Spill-retaining work top designed with a recessed central area contains accidental spills.
  • Sentinel™ microprocessor control system with audible and visual alarms for unsafe conditions (for SPD models only).
  • Unique baffle design to improve containment and ensure efficient removal of chemical fumes from the work zone.
  • Double hinged sash mechanism allows higher sash opening for effortless cabinet loading.
  • Over 8 different Nanocarb™ filter types to choose from: Volatile organic compounds, acid, mercury, sulfur, halogen, aldehyde, ammonia or ethers/chloroform.
Guide to Models (Ascent Opti Series)
SPD   - 4     B    1
Model Code External Width Code Back Wall Construction Code Electrical Code
Opti Basic B 21.3" (2ft.) 2* >EG steel A 220-240 VAC , 50 Hz 1
Ascent Opti D 33.1" (3ft.) 3 >Acrylic (transparent back wall) B 110-220 VAC , 60 Hz 2
    44.9" (4ft.) 4   220-240 VAC , 60 Hz 3

*2 ft. fume hood is only available for SPB models.

Model 220-240 VAC,
50 Hz
SPB-2A1 SPD-3A1 SPD-3B1 SPD-4A1 SPD-4B1
Nominal Size 0.6 meter (2') 0.9 meter (3') 1.2 meter (4')
External Dimensions
( W x D x H)
540 x 670 x 990 mm 840 x 700 x 1125 mm
33.1” x 27.6” x 44.3”
1140 x 700 x 1125 mm
21.3” x 26.4” x 38.9” 44.9” x 27.6” x 44.3”
Internal work area
( W x D x H)
524 x 633 x 754 mm 820 x 651 x 829 mm
32.3” x 25.6” x 32.6”
1116 x 651 x 829 mm
20.6” x 24.9” x 29.7” 43.9 x 25.6” x 32.6”
Airflow velocity (inflow) 0.5 m/s

Mobile Cart (MBC-3A0, MBC-4A0)

  • Optional mobile cart for placement of Ascent Opti
  • It has foldable trays to accommodate storage of large equipment
  • Ships unassembled