GE IS420YDOAS1B Discrete Output I/O Module
Engineered for precision control in industrial settings, the IS420YDOAS1B Discrete Output I/O Module delivers reliable performance for automation systems requiring up to 12 relay outputs. This module ensures accurate signal transmission and robust circuit management across demanding applications.
| Specification | Details |
|---|---|
| Manufacturer | General Electric |
| Model Number | IS420YDOAS1B |
| Module Type | Discrete Output I/O Module |
| Relay Capacity | 12 SPDT relays (24VDC, 2A) |
| Feedback Support | Terminal board-specific feedback |
| Communication Interface | RJ45 connectors (Ethernet/IP) |
| Software Compatibility | ControlST V06.01+ |
| Firmware Support | V05.00 firmware compatible |
| Mounting | DIN rail (35mm standard) |

While this module excels in general automation tasks, we’ve seen particularly strong performance in energy management systems and chemical processing plants. One customer noted its reliability in controlling solenoid valves during high-vibration conditions at a natural gas facility. For similar applications, our inventory includes complementary GE models like the IS420YDOAS1B’s sibling modules (IS230SRTDH2A, IS220PPDAH1B) and legacy VMIVME series boards.
Our technical team often recommends pairing this module with appropriate terminal boards for optimal signal isolation. For systems requiring redundancy, we maintain stock of matching backup units to minimize downtime during maintenance cycles.

Our Service Commitment
We offer immediate access to in-stock units with global delivery through our 16 regional warehouses. Every module undergoes functional testing before shipment, and includes our standard 1-year warranty covering both parts and performance.
For specific pricing or technical consultations, contact us via:

*Note: Actual product appearance may vary slightly from images due to manufacturing revisions. Confirm specific requirements with our engineers before purchase.








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