Indoor Message Centers

Alpha 420C N12 LED Sign

Table of Contents


The Alpha 420C N12 is a six-foot long, indoor, full matrix, tricolor LED Sign with audible alert. Alpha Premiere 420C N12 marquee signs display one of text, graphics, and animations, and they can be networked together with other Alpha, AlphaPremiere, and AlphaVision displays using RS485 or Ethernet connectivity.

Alpha 420C N12 signs are versatile indoor LED Signs designed for industrial and commercial use.

The Alpha 420C N12 enclosure provides protection against windblown dust, falling dirt and dripping non-corrosive liquids.

Automatic LED dimming and shutdown features protect the Alpha 420C N12 from damage when the internal temperature is too hot to continue normal operation.

The Alpha 420C N12 displays text and graphics in eight colors and three rainbow color combinations. The Alpha 420C N12 is one of the brightest and sharpest indoor displays available.

Messages are enhanced by 25 built-in display modes; twelve color options; multiple text sizes; serif and san-serif fonts; fixed and proportional spacing; nine built-in animations; user-designed graphics and animations display; day, date, and time of day display; five automatic day, hour, and minute counters; special symbols and international characters; and many other special features.

Messages may be entered using a remote control keyboard that is as easy to understand and use as an ordinary calculator. Messages may also be entered using a computer and special messaging software. Automode and Autocolor programming features eliminate the need to learn complicated programming procedures. Within seconds, anyone can create attractive visual messages with attention-getting impact.

Information from customer files (SQL, ODBC, Excel, DDE, etc.) can be displayed automatically.

For applications that require multiple LED Signs, any number of Alpha 420C N12 displays can be connected together to form an integrated system, along with a computer, displaying important information instantly where it is needed.


The Alpha 420C N12 is designed for preventive safety, quality control maintenance and the continuous real time employee communication you need to keep production up and running.

The Alpha 420C N12 in a production environment is perfect for preventive safety messages, quality control maintenance and the continuous real time employee communication that keeps production up and running.

The Alpha 420C N12 is useful as an information or direction sign in a corridor or at the top or bottom of an escalator in a somewhat dirty environment, such as a warehouse facility, manufacturing facility, distribution facility, school or business campus, airport or other transportation terminal.

The Alpha 420C N12 is a highly visible communication tool for a large area. It is a good choice for an automobile, truck or motorhome dealer to display special promotions and new features, since there is frequent washing of vehicles in these environments.

The Alpha 420C N12 can be used to display employee communications that build company loyalty, boost morale and encourage teamwork. Display the company stock price, emphasize safety issues, advertise company-wide events, promote cafeteria specials, announce birthdays and anniversaries, and publish production goals and attainment. The Alpha 420C N12 can be used to display real-time information from a wireless broadcast service or Internet source.

Alpha 420C N12 Features

Alpha 420C N12 Specifications

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