Industrial CEAS420773-01 8-Channel Digital Input Module

Industrial CEAS420773-01 8-Channel Digital Input Module from Carrier UTC is an eight-channel digital input interface designed to feed external field signals into Carrier control hardware for HVAC and industrial process applications. The unit ships in a compact enclosure measuring 11.50 inches long by 7 inches wide by 2 inches tall and carries the serial number CEAS42077301, with stock identifiers such as 1012815-37BB appearing on marketplace listings, described as removed from working systems. Each of the eight inputs provides a discrete on/off signal to Carrier controllers, enabling reliable monitoring of sensors like door switches, limit sensors, and other binary devices within building automation or process-control schemes. As part of Carrier’s lineup of PLC peripheral modules, the CEAS420773-01 fits into legacy Carrier control architectures and serves as a practical spare or replacement part when upgrading or maintaining HVAC controllers and similar automation assets, offering straightforward plug-in compatibility within the eight-input family of devices and contributing to simpler diagnostics and maintenance of existing installations.