B+B SmartWorx USB to Isolated 422 485 USB Serial Converter with (USOPTL4)
B+B Smartworx Usb To Serial 1pt 485, 2 Wr, Tb (BB485USBTB2WLS) | OfficeCrave.com
Advantech 60 Watts Compact Size DIN-Rail Power Supply - 120 V AC, 230 V AC Input Voltage - 24 V DC Output Voltage - DIN Rail - 89% Efficiency - 60 W PSD-A60W24
VRTVF52002 - Vertiflex SmartWorx Sidekick File Cart : Amazon.com.au: Home