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Cascade CVO-2 Vacuum Oven

The Cascade CVO-2 vacuum oven offers incredible temperature stability for vacuum drying and purging of pharmaceuticals, botanicals, slurries, or any temperature sensitive material. This vacuum oven liberates solvents, water, and other unwanted compounds in small batch, R&D and lab environments. NRTL Certified.

Operating Range:  Ambient +10ºC to 150°C (Ambient +18°F to 300°F)

Benchtop Size: 1.47 Cubic Ft (47.2L) 12″W x 20″D x 12″H

CVO-2 Vacuum Oven Features:

  • NRTL Certified by TUV
  • 5 shelves (11.5″W x 19″D) in a flexible configuration. Stack-able and removable
  • Stable temperature control. Digital temperature readout with temp sensor INSIDE the oven, which delivers accurate, stable temps throughout the CVO-2 eliminating hot and cold spots, making accurate use of every inch of shelf space.
  • Bright LED lights in window for visibility of sensitive material
  • Digital vacuum gauge reads in inches of mercury
  • Simple, set-point control
  • Smooth, quarter-turn vacuum and vent valves
  • Rear KF-25 port allows for rapid MAXEVAP purging or running feedthroughs inside oven for monitoring
  • 120V (220V available)
  • Quality Tempered Rated Glass NGI-US to ANSI Z97.1.2007  156CFR/201 11  SGCC -2577 ½ UA
  • Adjustable leveling feet ensure oven sits solid and level in the workspace

CVO-2 Connections

  • 3/8″ Barb for Vacuum Pump
  • 1/4″ Barb for Venting (N2 Connection OK)
  • KF-25 Port for feedthroughs or MAXEVAP Connection Kit

Flexible Pumping / Feedthru Connection Ports
The CVO-2 ovens offer two different vacuum oven connection points. The standard connection is a 3/8″ dia barb located at the rear of the oven. It is connected to the vacuum valve level on the front control panel.

Independent Over-temp Failsafe Protection
The Cascade CVO-2 is equipped with a heating cutoff system that will automatically stop power to the heaters when the oven shelf temps exceed 200°C or 392°F. This protection system will provide peace of mind for overnight processing or unattended vacuum bake outs.



User Manual NRTL Certification Pressure Chart Calibration Drying Recipes SNAP| Oven Guide

For more documentation, please visit DigiVac’s folder.

Technical Specifications

Model CVO-2 Vacuum Oven


Volume: 1.67 Cu Ft (47.2 L)
Exterior: 20.5″W x 28.8″D x 24.9″H (521mm x 732mm x 633mm)

Interior:12.0″W x 20.0″D x 12.0″H (304mm x 508mm x 304mm)


Temperature Range: Ambient +10ºC to 150°C (Ambient +18°F to 300°F)

Temperature Uniformity:
@ 105°F ±2.5°F
@ 200°F ±7.5°F
@ 300°F ±16.0°F

@ 40°C ±1.4°C
@ 90°C ±4.2°C
@ 150°C ±8.9°C

Temperature Stability:
@ 105°F ±0.3°F
@ 200°F ±0.3°F
@ 300°F ±0.3°F

@ 40°C ±0.2°C
@ 90°C ±0.2°C
@ 150°C ± 0.2°C

Heat Up Times

To 105°F 60 minutes
To 200°F 126 minutes
To 300°F 180 minutes

To 40°C 60 minutes
To 90°C 126 minutes
To 150°C 180 minutes

*Temperature performance specifications are preformed in empty ovens. Performance can vary in ovens containing product and variable ambient conditions.


Vacuum Valve: 1/4 Turn Lever
Vent Valve: 1/4 Turn Lever
Vacuum Gauge: Digital 0 to 29.9″Hg

Temperature Controller

Digital Set Point
Accurate Within .5ºC (1°F)
Independent Overtemp Failsafe

Ports (Rear)

Vacuum: 3/8″ Barb
Vent: 1/4″ Barb
Auxiliary: KF-25 Port

Inert Gas Introduction

Use 1/4″ Vent Barb
15 psi max inlet pressure

Power Options

CVO-2 (120V Standard)
110V – 120V / 1ph / 8A  50/60Hz (Cord Included)
NEMA 5-15R Power Outlet
Full Power 2456 BTU/hr

CVO-2-2 (220V)
220 – 240V / 1ph / 4A 50/60 Hz (Cord Included)
NEMA 6-15R Power Outlet


Includes 5 aluminum, stackable, removable

1″ High = 1 each
2″ High = 2 each
3″ high = 2 each
Surface Area: 11.5″W x 19″D
Weight Capacity: 50 lbs (22.7 kgs)
*Flexible configuration, 4 shelves max


Interior Lighting: LED Strips (Rated to 150°C)
Glass Window: Tempered NGI-US to ANSI Z97.1.2007
Gasket Type: 12″ x 12″ High Temp Silicone Standard
Gasket Rated to: 230°C (446°F)

Gasket Options
Solvent Resistent BUNA Option rated to 105°C (221°F)
Viton Option rated to 205°C (401°F)


Unit Weight:179 lb (81.2 kg)
Shipping Weight: 218 lbs (99 Kg)
Shipping Dimensions: 33″L x 33″W x 47″D (Class 85)

Product Certifications

NRTL TUV #U8 170464972 077
CAN/CSA-C22.2 No. 61010-1:2012
+ UPD No. 1:2015-07 + UPD No. 2:2016-04
CAN/CSA-C22.2 No. 61010-2-010:2015
UL 61010-1:2012/R:2016-04
UL 61010-2-010:2015
EN 61010-1:2010
EN 61010-2-010:2014


1 Year (Gaskets not included)

Product Inquiry

cascade CVO-2 vacuum oven
Cascade CVO-2 Vacuum Oven