Home/ABB/ABB REF545KC133AAAA Protective Relay Module – Reliable Protection for Electrical Systems
ABB REF545KC133AAAA Protective Relay Module – Reliable Protection for Electrical Systems
Product Color: Brand New
Stock Status: ✓ In Stock
After-Sales Service: 12-month warranty included
Origin: Hong Kong, China
Specifications: Contact for product manual
⚠️ Note: Display images are schematic. Request actual photos for 5% discount quotation
Phone: +86 19066591275
Email: abbdcs36@gmail.com
connect:Sally
ABB REF545KC133AAAA Protective Relay Module
Product Highlights
- Brand: ABB
- Model: REF545KC133AAAA
- Voltage Rating: Up to 72.5 kV
- Certifications: IEC 61000, IEEE C37.112
- Protection: Earth Fault, Overcurrent
- Interface: Modbus RTU, Profibus DP
Key Features
- IP65-rated rugged housing for industrial environments
- 10ms ultra-fast fault response time
- Dual communication protocols support
- Real-time system monitoring capability
Industrial Applications
Power Generation
Transformer protection in substations
Manufacturing
Motor protection in assembly lines
Why Choose Cynosure Tech Automation?
Our Advantages
- ✅ 1-year warranty
- 🚚 Global express shipping
- 🛠️ Technical support team
Service Commitment
24/7 emergency support
Cross-brand compatibility solutions
Legacy system maintenance

In the dynamic world of international trade, Cynosure Tech Automation stands out as a leading provider of high-quality automation equipment modules. Specializing in PLC control systems, DCS control systems, large servo control systems, and robot control systems spares, we have carved a niche for ourselves in the global market.
Our vast inventory is a testament to our commitment to meeting diverse customer needs promptly. With a wide range of spare parts readily available, we ensure minimal downtime for your operations, regardless of your industry.
- Sales Excellence: Our experienced sales team is well-versed in the intricacies of each product line. They understand your requirements and offer tailored solutions, guiding you through the selection process to find the perfect fit for your application.
- Technical Expertise: Backed by a professional technical team, we provide comprehensive support. From installation guidance to troubleshooting, our experts are just a call away, ensuring seamless integration and operation of our systems.
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