Porcelain Disc Tester

The Porcelain Disc Insulator Tester has been specifically designed for use in fully energized transmission and distribution lines. Positron’s proven and patented electric field technology ensures 100% reliability in safely detecting any conductive defects. You will know instantly the severity of the conductive defects, whether it is safe to work nearby and if maintenance or repair is necessary.

The Porcelain Disc Insulator Tester model #3782651U is equipped with a high dielectric, pressure-switch actuator assembly that makes physical, non-conductive contact with the porcelain disc insulators.

–  Safe to use: No electrical contact with the metallic parts of the porcelain disc
–  It is a completely safe tool to signal a dangerous porcelain insulator string
–  Buzzer provides an audible warning if the insulator is bad
–  Can be used on energized lines from 25 kV to 1,000 kV or more of 3 discs
–  Universal hot stick mounting attachment
–  Rugged carrying case

  • Very light weight: 1.7 lbs (0.77 kg)
  • Compact 11”x 5”x 2” (27cm x 12 cm x 5 cm)
  • Works with voltages up to 1,000 kV, or >3 discs
  • Available in 50 Hz and 60 Hz versions
  • Operational temperature range: -30°C to +50°C (-25°F to +125°F)
  • Charging adapter with full charge LED Indicator
  • Powered by NiCad battery, which can last for several days of testing depending on usage
  • Remote downloading capability
  • Optional features: Data results storage, Bluetooth adaptor (100 meters), Laptop/PC
Options available:
  • Porcelain Disc Insulator Tester, 50 Hz 3782651U/50
  • Porcelain Disc Insulator Tester, 60 Hz 3782651U/60
3782651U/50, 3782651U/60Porcelain Disc Insualtor TesterUser guide Specification Software