The Allen-Bradley 2085-OB16 is a high-density expansion I/O module designed for the Micro850 and Micro870 programmable logic controllers. It provides 16 discrete 24V DC source outputs, allowing for the expansion of control capabilities in a compact and cost-effective manner. This module is ideal for applications requiring control of multiple output devices such as relays, pilot lights, and solenoids. Its plug-in design simplifies installation and maintenance, seamlessly integrating with the base controller unit to enhance system functionality without requiring a large footprint.