CVO-2-HT High Temp Vacuum Oven

Category Vacuum Ovens
Manufacturer Cascade

Model CVO-2-HT 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 220°C (Ambient +18°F to 428ºF)

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.
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 CVO-2-HT Vacuum Oven
Volume: 1.67 cu.ft (47.2 liters)
Interior Dimensions:
12″W x 20″D x 12″H (521mm x 788mm x 304mm)
Exterior Dimensions:
20.5″W x 31″D x 26.3″H (521mm 788mm 667mm)
Unit Weight: 179 lb (81 kg)

Heat-Up Time to 80ºC: 70 min
Heat-Up Time to 150ºC: 120 min
Heat-Up Time to 220ºC: 175 min

Temperature Uniformity: +/- 6% of Set Point
Temperature Stability: +/- 0.2ºC at 150ºC

Operational Vacuum Range: 0-29.9 InHg

Number of Shelves Included: 3
Max Weight Per Shelf: 35 lbs (15.8kg)
Permitted Total Load 105 lbs (47.6 kg)

Gasket Type: Silicon
Access Port: 1″ Vacuum Port (KF-25)

Controls: Watlow EZ-ZONE Programmable

Interior Construction: 300 Series Stainless Steel
Exterior Construction: 20 Gauge Steel, Powder Coated

Wall Clearance, Each Side: 6″ (152mm)
Wall Clearance, Rear: 12″ (305mm)
Vertical Clearance: 12″ (305mm)

Shipping Weight: 218 lbs (99 kg)
Shipping Dimensions: 33″L x 33″W x 47″D (Class 85)

Electrical: 110V-120V, 1Ph, 10AMP, 50/60Hz
Nominal Power (Watts at 150ºC): 662

Product Certifications
Safety Certifications: UL 61010-1, EN 61010-1, CSA 61020-1, CE
Warranty: 2 Year Limited Warranty

*Temperature performance specifications are preformed in empty ovens. Performance can vary in ovens containing product.


Packages CVO-2 Vacuum Package CVO-2 PRO Vacuum Package
Pump included: Agilent IDP3 Vacuum Pump Agilent IDP7 Vacuum Pump
Pump Type Oil-Free, Scroll Pump 2.1 CFM Oil-Free, Scroll Pump 5.4 CFM
Ultimate Pressure: 29.9 ”Hg | 2.5 x10-1 torr 2 x 10-2 Torr
Electrical: 120V | 1ph 120V / 1ph (cord included) | 220V / 1ph (cord included)

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