ABB TU542-H-XC MSRP: Now: $314.00 Was: AC500-XC, Terminal Unit,Spring, Type of I/O: Yes hot swap TU542-H-XC
ABB CI542-DP-XC MSRP: Now: $907.00 Was: AC500-XC, Comm Interface Module W/IO,Type of I/O: Combination, 24VDC/0.5A, 8DC/8DI/8DO, PROFIBUS-DP CI542-DP-XC
ABB TU518-CNDN-XC MSRP: Now: $178.00 Was: AC500-XC, Terminal Unit,Spring, Type of I/O: n/a TU518-CNDN-XC