TDP NonEx plug is now released in a third size

We are proud to announce that a third size of the TDP NonEx plug is now released for sale and production.

This barrier plug has the exact same technical solution as the 587x400 and 833x609.

Key features:

  • Same well-known bellow system on the NonEx series as the TDP-3
  • A self-calibrating trigger system (Balanced Counter), independent of sg and TVD
  • Mechanical removal of barrier; no explosives involved

Key numbers:

  • Max OD 8,33"
  • Min ID 5,80"
  • Differential pressure rating: 6 500psi
  • Max absolute pressure rating: 15 000psi
  • Temperature rating: 20-135°C
  • V0 rated at IRIS including axial loads per ISO 14998 Annex A.8


The first order of 8 units are currently being assembled and tested in TCO workshop for delivery early June.