ABB DSQC646 3HAC026271-001 Digital I/O Module
The ABB DSQC646 (3HAC026271-001) is a high-performance digital input/output module engineered for industrial automation systems. Designed for seamless integration into ABB robotic controllers, it provides reliable signal processing and real-time data transfer in demanding manufacturing environments. Featuring open connectivity architecture, this module supports flexible configuration and robust communication protocols for precision control applications.
Technical Specifications
| Parameter | Specification |
| Brand | ABB |
| Order Number | 3HAC026271-001 |
| Origin | Switzerland |
| Operating Voltage | 220V AC |
| Signal Frequency | Up to 30kHz |
| Certification | Industrial Safety Certified |


Industrial Applications
This I/O module is essential for:
- Robotic assembly lines in automotive manufacturing
- Material handling systems and conveyor controls
- PLC-based process automation systems
- Safety interlock circuits for machinery protection
Compatible with ABB IRC5 controllers and designed to work seamlessly with DSQC series accessories. For specific integration requirements, contact our technical team via WhatsApp.
Why Choose Saul Electric?
Hong Kong Saul Electric Co., Ltd. is a globally recognized industrial automation supplier with 15+ years of technical excellence. We maintain Asia’s most comprehensive inventory of discontinued and hard-to-source automation components across 40+ top brands.
As certified partners for ABB, Bently Nevada, and TRICONEX, we provide:
- 1-year performance warranty on all components
- Pre-sales technical consultation by automation specialists
- Priority sourcing for obsolete industrial parts
- Emergency replacement services for critical systems
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