Adaptive Replacement 4120C Electronic Message Center Display

Adaptive Micro Systems’ ALPHA 4120C electronic message display (part 10181111) is a two-line moving-message sign in the ALPHA 4000 series. The unit measures 40.1 in long by 7.7 in high by 5.5 in deep and can store and display up to 81 messages, enabling quick reuse of common notices. It is programmable from a desktop PC using ALPHA Messaging Software, and is compatible with other ALPHA signs in the same family, including models 4080C, 4120C, 4120R, 4160C, 4200C, and 4240C. The two-line layout is designed for concise, scrolling text in signage applications, making it a practical option for indoor displays where information needs to be updated periodically. The product is identified by the 10181111 part number and sits within Adaptive’s ALPHA line of electronic message displays.