Indoor Message Centers

Alpha 4240C NEMA 12 LED Sign

Table of Contents


The Alpha 4240C NEMA 12 LED Electronic Sign is a state-of-the-art indoor, full matrix, tricolor LED Sign in a NEMA 12 enclosure. The Alpha 4240C NEMA 12 LED sign displays one or two lines of text, graphics, and animations, and it can be networked together with other Alpha, AlphaPremiere, and AlphaVision displays, in standard or NEMA enclosures, using RS485 or Ethernet connectivity.

The Alpha 4240C 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 4240C N12 enclosure provides protection against windblown dust, falling dirt and dripping non-corrosive liquids. Automatic LED dimming and shutdown features protect the Alpha 4240C N12 from damage when the internal temperature is too hot to continue normal operation.

The Alpha 4240C N12 is a versatile indoor LED Sign designed for industrial and commercial use. It displays text and graphics in three colors and three rainbow color combinations. The Alpha 4240C N12 is one of the brightest and sharpest indoor displays available.

Messages can be entered using a remote control keyboard that is as easy to understand and use as an ordinary calculator. 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.

Messages may also be entered using a computer and special messaging software.

Messages are enhanced by 25 built-in display modes, multiple colors, multiple text sizes and fonts, user-designed graphics, day, date, time of day and many other special features.

For applications that require multiple LED Signs, any number of Alpha 4240C NEMA 12 displays can be connected together to form an integrated system, displaying important information instantly where it is needed.

Focus on the process... When you focus on the process, you're focused on information, productivity, prevention, employee morale and customer satisfaction. To ensure continued productivity and preventive safety, to relay real time communication, to manage quality control, to boost employee morale – count on the Alpha 4240C NEMA 12.


The Alpha 4240C 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 4240C 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 4240C 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 4240C N12 will also display real-time information from a production system, from a wireless broadcast service or from an Internet source.

Alpha 4240C N12 Features

Alpha 4240C N12 Specifications

Related Accessories and Replacement Parts

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