The ABB UNS0874A is a high-performance digital I/O card designed for industrial automation applications. It offers unparalleled scalability, flexibility, and optimal versatility, making it ideal for a wide range of control systems.
Description
ABB UNS0874A Digital I/O Module – Scalable Industrial Automation Solution
The ABB UNS0874A Digital I/O Module delivers cost-effective and flexible industrial control for diverse automation systems. Designed for seamless PLC integration, this module enables reliable digital signal processing in manufacturing, energy, and process control applications where space efficiency and robust performance are critical.
Technical Specifications
| Manufacturer | ABB |
| Product Type | Digital I/O Module |
| Model Number | UNS0874A |
| Dimensions (D×H×W) | 12.7 × 7.6 × 12.7 cm |
| Weight | 0.3 kg |
| Key Features | High-density I/O, DIN-rail mounting, wide operating temperature range |


Applications & Compatibility
Ideal for ABB AC500 PLC systems, this module excels in:
- Factory automation control panels
- Process monitoring in chemical plants
- Energy management systems
- Compact machinery control cabinets
Compatible with ABB’s PM5xx series processors and commonly paired with communication modules like CI521 for Profibus integration.
Our Service Commitment
Module-PLC-DCS.com provides genuine ABB components sourced directly from authorized channels. Our advantages include:
- 1-year performance warranty on all industrial modules
- Technical support for system integration and troubleshooting
- Competitive pricing with volume discounts
- Global shipping with customs clearance assistance
Actual pricing available upon inquiry. Can’t find your required model? Call our experts at +86 18020721390 for immediate assistance or email specifications to sakyzeng@foxmail.com.
About Us: As a one-stop industrial automation supplier, we maintain extensive stock of PLC, DCS, and HMI components from leading brands including ABB, Siemens, and Rockwell. All products are 100% genuine with traceable certifications. Visit our full catalog at www.module-plc-dcs.com.








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