The BDB/S 1.1 is a high-performance building automation component from the ABB i-bus® ecosystem, engineered to deliver exceptional reliability, data integrity, and operational scalability for modern intelligent infrastructure.

As part of the globally recognized Building Controllers range, this device represents the integration of advanced engineering standards with high-durability hardware, ensuring seamless coordination of critical building services such as lighting control, HVAC management, and system monitoring.

Designed for modular or decentralized installation, the BDB/S 1.1 facilitates professional control architectures that reduce energy overhead and enhance occupant comfort. Built with sustainable, halogen-free materials and future-ready firmware, this device is a foundational building block for high-performance infrastructure projects targeting LEED, WELL, and Green Premium certifications.

It is specifically engineered for 24/7 mission-critical operations in high-end commercial office towers, healthcare facilities, and luxury residential estates.

• Product Model BDB/S 1.1
• Product Series ABB i-bus® Intelligent Systems
• Communication Protocols KNX / BACnet IP / EnOcean
• Interface Configuration RJ45 Ethernet + KNX Bus terminal
• Rated Operating Voltage 24 V AC/DC supply
• Power Supply Bus-powered via KNX line (DC 24-30 V SELV) or external auxiliary supply
• Functional Logic & Sensing Supports up to 250 objects, automated mapping, web-based configuration
• Network Topology Support Standard star, daisy-chain, and branch-based bus architectures
• Wiring Interface Maintenance-free PUSH-IN or industrial screw terminals
• Operating Temperature -5°C to +45°C (standard indoor operational range)
• Ingress Protection IP20 (Indoor installation environments)
• Housing Material Halogen-free, flame-retardant industrial grade polycarbonate
• Certifications CE Marked, RoHS, REACH, KNX Certified, Green Premium, BTL Listed

The BDB/S 1.1 serves as a bridge between room-level KNX and building-level BACnet systems, enabling seamless integration of diverse building automation protocols.