4-45 Bioreactor Flask

SKU: 1965-01400 Categories: ,


The 4-45 bioreactor vessel is manufactured from Type 1 Class A Borosilicate Glass. This vessel has 4 sidearms around 100mm center neck. The stainless steel cap seal has 5 ports for insertion of 12mm probes and 1/4″ tubes. The vessel has an internal impeller assembly with stainless steel ball bearings and PTFE paddle.


  • Accepts All Standard Fittings And Probes
  • 316L Stainless Steel Cap Seal with compression fittings for probes/tube insertion.
  • 4 sidearms positioned 90° for increased capabilities.


  • 1965-11400 Flask Only, 1L
  • 1965-60014 SST Cap seal, 1L, 5 port with IOB
  • 1965-13400 Flask Only, 3L
  • 1965-60034 SST Cap seal, 3L, 5 port with IOB
  • 1965-45200 45mm Plug w/Compression Fitting & Hose Barb.

Additional information

Dimensions 18 × 13 × 17 in

Bellco Glass, Inc. remains open through this unfortunate time with the COVID-19 pandemic. We have taken necessary precautions to keep our staff
safe while serving all of our customers.

While production scheduling has increased, we will do our best  to meet all of your requirements in a very timely fashion.

As the news continues to unfold, we will take the necessary measures to ensure the safety of our staff and customers.