Omron SYSMAC series I/O Device output module, model 3G2A3-OC221, designed for switching AC loads in Omron PLC systems. This module is in good working used condition and includes the attached ribbon connector as shown.
Brand: Omron
Series: SYSMAC / 3G2 I/O Device
Model: 3G2A3-OC221
Type: Digital output module / PLC expansion I/O unit
Output rating: 2 A, 250 V AC max (relay outputs)
Number of outputs: 4 channels (typical configuration for OC221; see wiring diagram on label)
Terminals: Screw terminals marked OUTPUT and COM with points n2, n3, etc., for field wiring
Front indicators: Four status LEDs with user channel labels “20, 21, 22, 23” on the faceplate
Connection to rack/CPU: Flat ribbon cable with keyed plug included
Manufacturer: Omron Tateisi Electronics Co., Japan (per side label)
For complete electrical characteristics and wiring details, refer to Omron documentation for 3G2A3-OC221.
Good working used condition, previously installed in an operating panel
Normal plastic yellowing, light scratches, and dust consistent with age and use
Terminal screws and ribbon connector present and in serviceable condition
Handwritten channel labels applied by previous user; can be removed or replaced by buyer
No original box, manuals, or extra accessories included
Suitable as a replacement or spare output module for Omron SYSMAC S6 / 3G2 PLC systems requiring relay outputs up to 2 A at 250 V AC.
Buyer should verify compatibility with their PLC rack, CPU type, and load ratings before purchase.
See all photos for detailed views of label, terminals, connector, and cosmetic condition.
