SA/S 4.16.2.1 ABB KNX Switch Actuator 4-Fold 16A Versatile Output Management Module for Commercial Lighting Zones

The SA/S 4.16.2.1 is a professional-grade modular component of the ABB i-bus® KNX building automation system, engineered to deliver exceptional reliability, energy efficiency, and operational scalability for modern intelligent infrastructure. As part of the globally recognized Switch Actuator 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, power distribution, and load management.

Designed for DIN-rail installation, the SA/S 4.16.2.1 facilitates modular system architecture, allowing building operators to implement decentralized control networks that significantly reduce energy overhead and enhance occupant comfort. Built with sustainable, halogen-free materials and future-ready firmware, this device is a fundamental building block for high-performance smart infrastructure projects targeting prestigious LEED, WELL, and Green Premium certifications.

• 4-fold 16A switching capability for versatile output management
• Advanced logic functions including AND, OR, XOR operations
• Staircase lighting with pre-warning functionality
• Scene control supporting up to 8 different scenes
• Configurable on/off delay timing
• Maintenance-free PUSH-IN wiring technology
• DIN-rail mounting for easy installation
• Halogen-free, sustainable construction materials