The 1769-OW8I is a compact I/O expansion module. This module has eight individually isolated form A relay output channels. It has two groups of four channels each. This module is designed for an operating voltage range of 5 to 265 VAC and 5 to 125 VDC. It is compatible for use with MicroLogix 1500 and CompactLogix controllers. The module is meant for panel or DIN rail mounting. The 1769-OW8I has a maximum heat dissipation of 2.83 W.