Le Las KLM 405 Weatherproof Sounder

General Details

For Heavy Duty Industrial and Explosionproof Use

The combined Optical / Acoustic Signaller series “214 / 344” is realized in a very robust light alloy body, protected IP6.6 and or E Ex d IIB T6.

It is an high-performances Telephones Calls Repeater to be used in very noisy areas.

It is equipped with an acoustic tone generator for a max output level of 110 dB at 1 meter, with possible choice between: High / Low tone, Single tone or Bi-tone signal.

The optical section is equipped with a high efficiency Xenon lamp (15 Joules), which is flashing with internally generated rhythm, emitting high intensity white light flashes.


  • All heavy Industries
  • Petrochemical Sectors
  • Marine and Rail Transport
Technical Info
  • Built-in integrated telephone relay
  • Acoustic element: 110 dB at 1 meter
  • Optical element: Xenon lamp 15 Joules
  • Frequency and Level adjustment
  • Self-generated flashing and hooter rhythm, independent of telephone ring rhythms
  • Suitable to be used as a high power alarm signal
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