signal line filters

Signal line filters 8090

Signal line filters are used for telephone, data communication, control and fire alarm.

These signal line filters are specially designed to use for telephone, fax, fire detection, video signal and AC/DC switch signal with a rated current between 0.3 A and 1 A. The filter is in compliance with standards specified by national military class C and D shielded room and anechoic chamber.


  • Telephone
  • Fax
  • AC/DC
  • Switch signal
  • Fire detection
  • Door opening buttons
  • All other application using the passband specified in the table below

Dimensional diagrams

signal line filters technical drawing diagram 1

Outline drawing 1

signal line filters technical drawing diagram 2

Outline drawing 2

signal line filters technical drawing diagram 3

Outline drawing 3

Product Range

Type Rated voltage Rated current Outline drawing Conduit size Passband Typical applications
8090-2-0.3-20 kHz 250 VDC 2 x 0.3 A 1 M12 0-20 kHz Telephone, fax
8090-2-1-100 kHz 250 VAC 2 x 1 A 1 M12 0-100 kHz Control, voice
8090-2-16-100 kHz 250 VAC 2 x 16 A 3 M16 0-100 kHz Airconditining unit
8090-1-1-6 MHz 100 VDC 1 x 1 A 2 M16 0-6 MHz Video signal
8090-2-1-6 MHz 100 VDC 2 x 1 A 1 M16 0-6 MHz Special fire alarm
Note: Please specify number of control lines and current volume if control lines are more than 2 or current is bigger than 1 A.

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