Test leak

The test leak is used to check and set parameters for your leak testing devices, which it performs by connecting to the unit’s leak simulation system. The test leak features a glass capillary tube of temperature-resistant glass and is equipped with an upstream filter and metal case to protect it from contamination and damage. The product has been specifically manufactured for a particular test pressure and leakage rate.


  • Automotive: complete motors, cylinders heads, gearboxes, heat exchangers
  • Medical technology: Catheters, dialysis, filters, flushing, hose systems
  • Packaging / Cosmetics: Dosing, pumps, plastic bottles, catridges
  • Household appliances: water distribution, pumps, gas valves, armature stove
  • General industry: Cylinders, safety check, couplings, grippers, ball valves, gaskets


  • Static leak
  • Connects to all Zeltwanger leaktest instruments
  • Leak specification specified by customer