DF Series Dewars

The DF Series of vacuum insulated dewars are manufactured entirely from stainless steel for use with liquid nitrogen in a wide range of experiments / applications. These dewars combine strength with vessel performance, and are ideally suited to laboratory and industrial applications.

Features :-

  • Stainless Steel Construction
  • Loss reducing plug cap
  • Suitable for immersion applications and cold trap operations
  • Intermediate / larger sizes on request
  • Roller base for DF-50
  • Bespoke top flange design service
  • Customised larger capacity dewars also available (eg bottom outlet port / valve on DF-10 and above)
  • 100+ Ltr capacity dewars, on skirt base and / or wheels also available


Technical Specification DF-0.5 DF-1.0 DF-1.0W DF-2 DF-3 DF-6 DF-10 DF-15 DF-25 DF-50
Capacity (Litres) 0.5 1 1 2 3 6 10 15 25 50
Internal Diameter (mm) 65 85 100 100 185 185 152 250 250 406
External Diameter (mm) 87 107 122 122 200 200 200 300 300 460
Internal Height (mm) 180 206 157 285 160 270 625 360 560 435
External Height (mm) 204 232 177 313 190 300 700 440 640 532
 Weight Empty (kg) 0.5 0.8  0.9  0.9  1.8  2.4  7.4  9.3  20  30 

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