Laserliner ActiveFinder One

£15.99 ex VAT

Work safely on electrical lines – in handy pen format

  • Non-contact checking of live AC voltage cables
  • Determines polarity of L/N conductors, e.g. on sockets or terminals
  • Contactless detection of live lines from 50 V AC to 1000 V AC
  • Locates electrical voltages in cables, sockets, bulb sockets and fuses
  • Finds breaks in wires and cables
  • CAT III – 1000 V – can be used for measurements throughout building installations
  • Clearly visible LED multi-colour signalling for indicating electrical voltages
  • Compact design with convenient clip, practical for shirt pockets and tool boxes
  • Additional acoustic signalling

Voltage Range:


Overvoltage Category:

Power supply:

Operating Conditions:

Storage Conditions



50 V AC ~ 1000 V AC Frequency 50 … 60 Hz

LED (red/green)

CAT III – 1000 V Pollution degree 2

2 x 1.5 AAA (NEDA 24A/IEC LR 03)

0°C … 50°C, Max. humidity 80% rH, no condensation, max. altitude 2000 m

-10ºC … 60ºCMax. humidity 80% rH

19 x 139 25mm



Summary of Laserliner Manufacturers Warranty


All Laserliner products are covered by the manufacturers Warranty as stated with each item. Full details are included with the purchased goods, or available upon request. The purchaser is responsible for all carriage and other additional charges incurred when returning the goods to the company under any warranty arrangement.

Limitation of liability

The company shall not be held liable in respect of any loss or damage whether suffered by the purchaser or any customer of the purchaser and whether direct, indirect, consequential, or however else arising. In addition the company cannot be held liable for any loss or damage from defects arising after the goods have been accepted and checked by the purchaser, nor can the company be held liable for incidences of misuse, incorrect storage or improper handling. Any dates specified for the availability of the goods are approximate only and the company shall not be liable for any losses, costs, damages, charges or expenses caused by any delay in delivery of the goods.

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