Advantech ADAM-6521/ST-AE 5-Port Industrial Grade Ethernet Switch with Multi-Mode 4FE+1FE ST Type Fiber Optic Port, Flexible Mounting $213.15 Select
Advantech ADAM-5056SO-AE 12-Channel Sink Type Isolated Digital Output Module with Modbus, 10 10-30VDC, RS-485 $130.00 Select
Advantech ADAM-3656-AE Programmable Controller (PACS), I/O Extension, 8-Channel Digital Output Module, ADAM Controllers $100.80 Select