The Werma 153.000.55 is a high-performance multi-tone electronic sounder designed for industrial environments. Operating at 24 V DC, it delivers a loud 105 dB output at 1 meter and offers eight selectable tones to suit different alarm needs. Four tones can be triggered remotely, and the sound intensity can be adjusted remotely by up to -10 dB. With its rugged IP66-rated housing and versatile mounting options (wall or base flange), it ensures dependable operation in dusty or wet conditions. Perfect for use in safety systems, machinery fault indication, and plant-wide notifications. Key Features: • 8-tone selectable sounder (105 dB @ 1 m) • 24 V DC operation – energy efficient • Remote tone selection and volume reduction (up to -10 dB) • Flexible mounting: wall or base flange installation • Durable housing with IP66 protection rating • Compatible with visual signal modules for combined alerts • Ideal for industrial alarms, safety warnings, and equipment monitoring