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The HIEE305089R0001 UNC4674B I/O Interface Card from ABB provides reliable data transmission for UNITROL® 5000 DCS systems. With 8 RS-485 connections, it supports efficient multi-device communication using the MODBUS protocol, ensuring seamless integration with industrial control networks.
| Parameter | Value |
|---|---|
| Model Number | HIEE305089R0001 UNC4674B |
| Module Type | I/O Interface Card |
| Supported Systems | UNITROL® 5000 DCS |
| Communication Protocol | MODBUS |
| RS-485 Ports | 8 |
| Power Efficiency | Low consumption |
| Certifications | CE, UL, CSA, TUV |
| Operating Temperature | -20°C to +70°C |
| Dimensions (cm) | 38 x 12.7 x 5 |
| Weight | 0.94 kg |
| HS Code | 8537101190 |
| Product Origin | Sweden |
| Condition | Brand New |
| MOQ | 1 |
| Lifecycle Status | Active |
| Lead Time | In Stock |
The UNC4674B module is ideal for industrial automation, power generation, and excitation control. It integrates seamlessly with ABB UNITROL® 5000 systems and supports flexible deployment across legacy and modern infrastructures.

Quick dispatch from our global inventory to reduce downtime and ensure uninterrupted operations.
All parts are sourced from reputable manufacturers and undergo thorough quality checks.
Extensive stock of industrial automation and discontinued parts, ready for immediate shipment.
Every product — including obsolete items — is covered by a 12-month warranty and 30-day return guarantee.
All product names, trademarks, brands, and logos mentioned on this website are the property of their respective owners.These names and trademarks are used for identification and reference purposes only.We are an independent supplier of industrial automation spare parts.We are not an authorized distributor, dealer, or representative of any manufacturer.Products supplied may include surplus inventory or unused items.We do not claim any affiliation with or endorsement by the original manufacturers.