Bursting Disc



A bursting disc that is securely held in the housing under high pressures using a suspension strut, opening once interior pressure exceeds 120 mbars and reclosing after after pressure equalization.

The B25GS30 is suited for a wall thickness of 3 mm and it is mounted from the front. The bursting disc has been tested in line with automotive specifications and it is suited for application areas requiring IP6kX, IPX7 and IPX9k.


Safety element in exterior areas for lithium ion battery housing.

Standard version

  • without pressure equalization
  • Air flow: 100 l/s
  • Overall dimensions: Ø 42 x 13.6 mm
  • Opening pressure: 120 mbar
  • Wall thickness: 3 ± 0.1 mm

Special version

  • with pressure equalization (see B25GS30V),
    Pressure equalization volumes at 70 mbar: 140 l/h


Use Lithium ion batteries
Nominal dimension Ø 25 mm
Mounting direction all directions
Mounting snap in
Material Glass fiber reinforced plastic
Other materials EPDM seal


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