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LimboTOFD is GB inspection systems, patent pending low profile integral TOFD probe.       

Boasting a 10mm high profile this probe system opens new opportunities to achieve complete coverage with TOFD. Areas previously limited by clearance to single side inspections or radiography can now be inspected using this innovative probe system.

The integral probe design eliminates the need to ensure probe coupling to a wedge and offers a high signal to noise ratio. 

All makes of scanner adaptors available upon request including Jireh’s Circ-it and Olympus’ COBRA™

LimboTOFD is currently available in 3mm or 6mm diameter, 10 or 15 MHz composite crystals. Available with Lemo 00 / Lemo 01 or BNC Connectors. 


  • Complete coverage on flange welds
  • Boiler tube TOFD Inspection
  • Restricted areas that have clearance issues of 10mm or more.
  • Evaluation of weld root erosion and corrosion

LimboTOFD probes are also available in Larger Sizes'

Video: LIMBOTOFD Low Profile Integral TOFD

Additional Information

GB Inspection Brochure

Other Resources



Western Australia

T: (08) 9322 4020 

Derek Burns


M: 0498 800 373


New South Wales

William Ward


T: (02) 9986 1857

M: 0418 381 709



T: (03) 9938 3830

Stuart McCurdy


M: 0428 315 502

Monica Simhadri


M: 0488 331 244



Michael Dubery


T: (07) 3040 6166

M: 0419 477 715


Auckland, New Zealand

Jun Han Lee

E: This email address is being protected from spambots. You need JavaScript enabled to view it.

M: +64 274 738758

T: +64 9 377 6778


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