Kolejowe Zakłady Łączności Sp. z o.o. is a company with traditions going back to 1920. In 1996, KZŁ was transformed into a limited liability company. Main activities focus on production specialized devices for railway. There are for instance:

• digital dispatcher communication system (digital exchange integrating all communication modes necessary for a dispatcher, possibility of data transmission and multi-channel conversation recording)
• remote controlled megaphone equipment (enabling announcements directly through a microphone and automatically by computer, possibility of announcements in one station as well as in several neighbouring stations simultaneously from one place)
• information boards for passengers (LCD boards steering by computer, LED boards and split-flap boards)
• systems for railway facilities monitoring and audio-video equipment for rail-buses
• pay & display ticket machines and park machines (possible to paying by cash, cards and “city card”).

Company production include as well:

• time network equipment (control devices, secondary digital and analogue clocks, both indoor and outdoor)
• advertising and sports boards,
• road and railway signs, indicators.

Our installation and assembly works include:

• conversion of lines and transmission equipment
• assembly and activation of supplying equipment for digital exchanges.
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We have been awarded numerous prizes for outstanding construction solutions. Kolejowe Zakłady Łączności Sp. z o.o. has the ISO 9001:2000 Quality System Certificate.