CH 250 NEW BRAND

CH Series Liquid Helium Transport Dewars - Standard

The CH Series of liquid helium dewars have been designed to meet the exacting requirements of ultra-low temperature applications in research and industry.

Wessington also offer a bespoke design service throughout the CH range ensuring our customers have the option of a dewar that exactly meets their requirements.

Features :-

  • Dual relief manifold for enhanced safety
  • All stainless steel construction
  • Mounted on high quality stainless steel castors, 2 with brake arrangement
  • Removable top manifold to facilitate the safe use of customer inserts
  • TPED Approved for the transportation by road throughout Europe
  • Non European approvals also available on request
  • Wide choice of neck configurations and siphon entry ports
  • Wide neck versions suitable for immersion applications
  • Valve protection ring handle
  • Fork lift pockets on CH-250, CH-500 & CH-1000

Factory Fit Options

  • Alternative neck sizes
  • Tail extensions
  • Choice of top entry ball valve or siphon gland
  • Second entry gland for level probe
  • Bespoke design service
  • Larger neck and liquefier designs available


Technical Data


CH30


CH60


CH120


CH250


CH500


CH1000


Capacity (ltr)


30


60


120


250


500


1000


Diameter (mm)


540


640


640


850


1050


1400


Height (mm)


1175


1250


1560


1625


1887


2012


Neck Dia (mm)


50


50


50


50


50


50


Weight Empty (kg)


56


74


99


220


300


570


Weight Full (kg)


60


81


114


251


362


611


Max Pressure (psi)


7


7


7


7


7


7


Static Evaporation Rate % per day


2.8


1.7


1.2


0.8


0.6


0.5


All of our liquid helium dewars are constructed from non-magnetic stainless steel, however there is a small

degree of residual ferromagnetic material present from manufacturing processes and small components.

Back