Omron NX-OD6121-5 Digital Output Unit
NX Series DC digital output unit featuring 32 output points, NPN (sinking) internal I/O common, 12 to 24 VDC rated voltage, 0.5 A maximum load current per point and 4 A maximum per unit, equipped with a 40-terminal MIL connector, supporting both Free-Run and Synchronous I/O refreshing methods, featuring ultra-fast 0.1 ms max OFF-to-ON and 0.8 ms max ON-to-OFF response times, designed for DIN rail mounting with an IP20 enclosure rating.
* Send us your inquiry and get direct help from our team.
Technical Specifications Table
The Omron NX-OD6121-5 is a high-performance DC digital output unit belonging to the highly versatile Omron NX Series. Designed for advanced machine automation applications, this 32-point NPN (sinking) output module ensures rapid and precise signal transmission between the PLC and external devices. With its space-saving 30mm width and reliable MIL connector interface, it is an ideal solution for engineers looking to optimize control panel layouts in high-density automation systems without sacrificing performance or stability.
| Item | Description |
|---|---|
| Brand | Omron |
| Model Number | NX-OD6121-5 |
| Product Type | DC Digital Output Unit (Transistor Output) |
| Product Series | NX Series |
| Number of Outputs | 32 points |
| Internal I/O Common | NPN (Sinking) |
| Rated Voltage | 12 to 24 VDC |
| Maximum Load Current | 0.5 A per point / 2 A per common / 4 A per unit |
| Response Time | 0.1 ms max. (OFF-to-ON) / 0.8 ms max. (ON-to-OFF) |
| External Connection | MIL connector (40 terminals) |
| I/O Refreshing Method | Synchronous I/O refreshing and Free-Run refreshing |
| Degree of Protection | IP20 |
| Width | 30 mm |
Key Features
- High-Density Configuration: 32-point digital output capacity integrated into a compact, space-saving 30mm wide module.
- Standard Industrial Voltage: NPN (sinking) internal I/O common supporting a standard 12 to 24 VDC rated voltage.
- Advanced I/O Refreshing: Supports both Switching Synchronous I/O refreshing and Free-Run refreshing for flexible system integration.
- Rapid Response Times: Achieves 0.1 ms maximum OFF-to-ON and 0.8 ms maximum ON-to-OFF execution times for high-speed control.
- Secure Connectivity: Utilizes a standard 40-terminal MIL connector for efficient, organized, and secure wiring.
- Seamless Compatibility: Easily connects to Omron NX-series EtherCAT coupler units for precise, synchronized network control.
- Guaranteed Authenticity: 100% brand new and original, ensuring factory-level lifespan and reliable industrial performance.
Applications
The Omron NX-OD6121-5 digital output module is engineered to deliver high-speed, synchronized control for a wide spectrum of industrial automation systems. Its robust design and rapid response times make it highly suitable for the following scenarios:
- High-speed packaging and labeling machinery requiring precise, split-second timing.
- Semiconductor manufacturing equipment with complex, high-density I/O control needs.
- Automated automotive assembly lines utilizing synchronized EtherCAT networks.
- CNC machinery and robotics requiring reliable and rapid signal transmission.
- Advanced material handling and conveyor systems that coordinate multiple digital outputs.
- Food and beverage processing lines with demanding multi-axis control requirements.
Frequently Asked Questions
Yes, Kwoco only supplies 100% brand new and original Omron products. We do not sell any refurbished, repaired, or used components.
Yes, we maintain ready stock for the NX-OD6121-5 to ensure rapid order processing and quick fulfillment for urgent maintenance or project needs.
It is a 32-point NPN DC digital output module used in Omron NX-series automation systems to send precise control signals to external devices such as relays, valves, alarms, and indicators.
This unit is designed specifically for the NX series and connects via a standard 40-terminal MIL connector. You can check your existing EtherCAT coupler/controller manual, or share your system details with our team for assistance.



