The Honeywell 621-2101R 115VAC isolated output module 6 point is a control/interface board from Honeywell. It handles signal processing, communication, or logic functions as part of a PLC or machine control system, interfacing between the processor and connected I/O or peripherals. Key specifications noted on this listing include 115VAC. It is commonly in OEM equipment and MRO replacement for industrial control systems.
