Advantech BB-485USBTB-4W-A Serial Converter, 1-Port, USB 2.0 to RS-485 4-Wire Terminal Block $106.00 Select
Menics LAED-2W Replacement LED Bulb, 24VAC/DC, White, 9mm Bayonet Socket (For Ø22mm Pushbutton) $4.80 Select
Advantech ADAM-5000/485-AE I/O Module, 4-Slot Distributed DA&C System Based on RS-485, ADAM-5000 Series $324.00 Select