✅ ABB 2CLA220909N1801 – Rocker cover DND symbol - 2M – Anthracite The ABB rocker cover dnd symbol - 2m (Part No.: 2CLA220909N1801) is a 2M rocker cover tailored for clear visual indication of special functions like OFF, DND (Do Not Disturb), or MUR (Make-Up Room). Finished in elegant anthracite, it blends functionality and aesthetics in ABB modular systems. Technical Specifications: • Part Number: 2CLA220909N1801 • Description: Rocker cover DND symbol - 2M • Module Size: 2M • Color: Anthracite • Application: Rocker identification for room control and service signaling in modular systems