CVO-2 Vacuum Oven

Category Vacuum Ovens
Manufacturer Cascade

Model CVO-2 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

Optional Standard Vacuum Package - The CVO-2 STANDARD Package is a 2 Cu Ft, benchtop vacuum oven paired with a 2.1 CFM clean, oil-free scroll pump. It’s an ideal system for vacuum drying/purging material requiring a steady, gentle, non-turbulent purge. This complete system will liberate solvents, water or other unwanted compounds in a small batch, R&D, laboratory environments.

Optional CVO-2 PRO Package is a 2 cubic foot, benchtop vacuum oven with a powerful, 5.4 CFM oil-free scroll pump. It is an ideal benchtop set up for vacuum drying or purging temp sensitive material but at faster rates, with deeper vacuum and optimized vapor flow rates. This complete system will liberate solvents, water or other unwanted compounds in a small batch, laboratory environments.


  • 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
  • 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

Need A Complete CVO-2 Vacuum Package?
Cascade has taken the guess work out of pairing the right vacuum oven with the proper pump. 

  • The CVO-2 STANDARD Package is an ideal package for vacuum drying or purging requiring a steady, gentle, non-turbulent purge with an oil-free scroll pump.
  • The CVO-2 PRO Package is ideal for higher thru-put, faster purge times pulling deeper vacuum with MAXEVAP connection kit and the Agilent IDP7, oil-free scroll pump.

Want Hotter Than 150°C (300°F)?
CVO-2-HT (High Temp) has a temperature range Up to 220°C (428°F)

Key Attributes

Max Temperature


Max Capacity

1.47 cu ft

Air Movement



110V – 120V / 1ph / 8A 50/60Hz (Cord Included)
NEMA 5-15R Power Outlet
220 – 240V / 1ph / 4A 50/60 Hz (Cord Included)
NEMA 6-15R Power Outlet

Warranty 1 Year (Gaskets not included)


Manufacturer Specifications
Model/Package Model CVO-2 Vacuum Oven CVO-2 Vacuum Package CVO-2 PRO Vacuum Package
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: @ 40°C ±1.4°C
Temperature Uniformity: @ 90°C ±4.2°C
Temperature Uniformity: @ 150°C ±8.9°C
Temperature Stability: @ 40°C ±0.2°C
Temperature Stability: @ 90°C ±0.2°C
Temperature Stability: @ 150°C ± 0.2°C
Heat Up Times To 40°C 60 minutes
Heat Up Times To 90°C 126 minutes
Heat Up Times 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 3/8″ Barb
Ports (Rear)Vent: 1/4″ Barb 1/4″ Barb
Ports (Rear) Auxiliary: KF-25 Port
Inert Gas Introduction Use 1/4″ Vent Barb, 15 psi max inlet pressure
Power Option CVO-2 (120V Standard) 110V – 120V / 1ph / 8A 50/60Hz (Cord Included), NEMA 5-15R Power Outlet, Full Power 2456 BTU/hr
Power Option CVO-2-2 (220V) 220 – 240V / 1ph / 4A 50/60 Hz (Cord Included), NEMA 6-15R Power Outlet
Shelving 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)
Shelves *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)
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
Product Certifications CAN/CSA-C22.2 No. 61010-1:2012
Product Certifications + UPD No. 1:2015-07 + UPD No. 2:2016-04
Product Certifications CAN/CSA-C22.2 No. 61010-2-010:2015
Product Certifications UL 61010-1:2012/R:2016-04
Product Certifications UL 61010-2-010:2015
Product Certifications EN 61010-1:2010
Product Certifications EN 61010-2-010:2014
Warranty 1 Year (Gaskets not included)
Pump included: None Agilent IDP3 Vacuum Pump Agilent IDP7 Vacuum Pump
Pump Type N/A Oil-Free, Scroll Pump 2.1 CFM Oil-Free, Scroll Pump 5.4 CFM
Ultimate Pressure: N/A 29.9 ”Hg | 2.5 x10-1 torr 2 x 10-2 Torr
Electrical: N/A 120V | 1ph 120V / 1ph (cord included) | 220V / 1ph (cord included)

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CVO-2 Vacuum Oven Accessories