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Home  >>  Products  >>  Film Flaws  >>  Low Voltage Pinhole Detector

Low Voltage Pinhole Detector

ISO 8289-A, ISO 14654:1999, BS 7793-2:1996, ASTM D 5162-A, JIS K 6766:2008, TM0384-2002

Low Volt Pinhole Detector

The TQC Low Voltage Pinhole detector enables you to inspect various coatings on conductive substrates for small defects such as holidays and pinholes using the "wet sponge technique".
Low Volt Pinhole Detector Bottom




  • Color Display with battery indicator and menu based interface
  • Intuitive single button controls
  • Visual, audible, headphones and/ or display, vibration feedback (depending on model)
  • Return cable connectivity detection*
  • Smart power saving feature (screen dimming, standby, auto power-off)
  • Automated self-diagnostics


Technical Data

Technical Data
Model LD8100 LD8105
Pinhole Detector: Basic Advanced
Voltages (DC): 9 V and 90 V 9 V, 24 V, 67.5 V, 90 V
Measuring Range: Up to maximum 500 µm (20 mils) coating thickness
Voltage Accuracy: ±2 % at 9 V, 24 V and 67.5 and 90 V
Sensitivity: 100 kΩ for all voltages
Headphone Connector Type: 3.5 mm jack plug
Headphone Output Power: Maximum 150 mW
Headphone Output Impedance: Approximately 75 Ω
Instrument Dimensions: 190 x 40 x 45 mm / 7.5 x 1.6 x 1.8 inch
Instrument Weight: 460 g
Weight Inclusive Sponge: 600 g
Display: Graphic color display, 1 inch, 96 x 64 px
Operation: Single button. microprocessor menu controlled
Measuring Speed: Continuous
Units: On/Off indication (defect/intact)
Operating Relative Humidity: 0-85 % rH
Operating Temperature: -10 °C to 50 °C / 14 °F to 122 °F
Factory Calibration: Inclusive using traceable standards
Battery Saving Configurable in menu
Battery Lifetime (Continuous Use): Up to 130 hour (depending on the type of battery used)


Low Voltage Expansion Kit (LD8155)

To have full access in any area a special Low Voltage Expansion Kit is available. This kit comes without the Low Voltage Pinhole Detector, however the detector and its standard accessories can be stored in the kit. The kit comes in a sturdy suitcase that contains:
  1. Telescopic stick - Extension arm for several sponges (Basic sponge ,role sponge, universal sponge) 350-820 mm / 13.8-32.3 inch, 3 sections
  2. Roller-sponge - Eases use on large flat surfaces
  3. Spare sponge - Spare roller sponge piece
  4. Universal clamp - Universal clamp for clamping the customizable sponge
  5. Customizable sponge - Extra sponge that can be cut by the inspector
  6. Scissors - To cut the sponge
  7. Magnet ground clamp - To connect the pinhole detector to the tested material
  8. Plastic bottle - To be filled with wetting agent (formula in manual)
  9. 10 m Cable 4 mm - Extra long ground cable
  10. 1.25 m Cable 4 mm - Extension cable for the telescopic stick
  11. M6 hexagonal adapter - Adapter to connect the basic sponge or the universal sponge to the telescopic stick

Low Voltage Pinhole Detector Case



Prices subject to change    Prices listed in US dollars for domestic shipments within US, Canada, & Mexico only    Export orders require quotations - click here for a quote     For more info call us 1-800-762-2478 or 954-946-9454.
Item Number Item Prices

The Low Voltage Pinhole Detector-Basic (LD8100) comes in a hardboard box with the following items: Low Voltage Pinhole Detector, Sponge Wand, Grounding cable with clamp, User manual

Low Voltage Pinhole Detector-Advanced (LD8105) comes in a hardboard box with the following items: Low Voltage Pinhole Detector, Sponge Wand, Grounding cable with clamp, User manual
15042 Pinhole Detector Basic 9V, 90V $554.00
HD-TLD8105 Pinhole Detector Advanced 9V, 24V, 67.5V, 90V 630.00
HD-TLD8155 Low Voltage Expansion Kit (Pinhole Detector not included) 630.00
15041 Set of Spare Sponges (set or 3) 39.00


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