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Low Pressure Storage Container

CFN Series Atmospheric Dewars

low-pressure cryo dewars

The absolute back-to-basics low-pressure storage without bells and whistles. This product line is a throwback to the days of simple fabrication and uncomplicated operation. The design criteria for this product line is to supply a robust container for the transportation and atmospheric storage of liquefied gases in smaller capacities.

This low-pressure dewar features a narrow neck opening which helps to keep the loss rates to a minimum. This container is not meant for long hold time storage but as an alternative to liquid supply in a lab or plant operation. Equipped with a discharge device and casters, liquid cryogens can be available on demand.

Low Pressure Dewar/Container Features

  • All stainless steel materials
  • Double-walled, vacuum insulated
  • All welded construction
  • Sizes from from 25 liters to 200 liters capacity
  • Minimal loss rates
  • NW flange for discharge device attachment for liquid disbursement
  • Two stainless steel handles
  • One-year warranty on vacuum
  • Many custom options

Many Different Configurations Available

See below for some of the available options.
Custom Work Is Our Specialty

More Information


Customize It

You can customize your low pressure storage container however you like with the following options:/p>

  • Larger Necks: To allow devices and experiments to be performed inside the container without the need of liquid transfer.
  • Auxillary Side Neck: Permits instrumentation/experiments to remain inside the dewar while cryogen supply is replenished.
  • Flanged Neck Termination: Custom machined for experiments and application integration.
  • Multiple Necks: Number of necks, size and location per requirement.
  • Outboard Casters: To improve stability.
  • In-board Casters: To improve mobility.
  • CMC Discharge Device: Consists of a withdrawal valve, vent valve, pressure gauge and relief device.

Call 1.800.426.2186 or fill out our online request form to start designing perfect tank for your application.


Available Optional Accessories For This Low Pressure Container

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