DEC - 18-ch - I/O Module 18-Channel Digital Isolated Modbus TCP 18-ch - Digital - Isolated I/O Modbus TCP Module $559.26
DEC - 14-ch - I/O Module 14-ch Digital Isolated Modbus TCP 2-ch Counter 14-ch - Digital - Isolated I/O Modbus TCP Module with 2-ch Counter $549.44
NI - SCXI-1122 - Transducer Multiplexer 16 Channel Isolated National Instruments - SCXI-1122 - Instruments NI 16 Channel Isolated Transducer Mux $98.26 $79.89
NI - SCXI-1163 - Digital Output 32-Channel Optically Isolated National Instruments - SCXI-1163 - 32-ch Optically Isolated Digital Output Module $117.69 $95.68
Ubiquiti - ISO-BEAM-16 - Isolator Shield ISO-BEAM-16 - Ubiquiti - IsoBeam isolator shield $41.68 $33.89