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  • Usually ships in 3-4 weeks



  • Female thread connection
  • Threaded or flanged process connection
  • Heavy-duty application
  • Round extension
  • Internal thread: 1/2in NPT, G1/2in, M20x1.5
  • 157.48in (4000mm) max standard immersion length


The E+H Omnigrad TA540 Protection Tube is a metallic protection tube with threaded or flanged welded process connection. The thermometer connection is an NPT female thread. A wide range of flange sizes according to common standards and materials for this device is available. Ideally, this leads to a wide range of flexible installations in heavy-duty applications.