AtlasIED AT100D Deluxe Decora Plate Mounted 100W Attenuator, 3dB Steps

Control speaker levels reliably across paging, background music and security audio zones with the AtlasIED AT100D Deluxe Decora Plate Mounted 100W Attenuator. This pro audio controller/attenuator provides precise 3dB-step attenuation (ten make-before-break steps plus a positive off) so installers can dial in consistent volume for surveillance, monitoring and public address applications. Built for real-world systems, the AT100D supports 100W power and 70.7V input, delivering low insertion loss and silver-plated contacts for noise-free audio. The Decora-style plate mounts into most 1-gang E.O. boxes and ships with removable terminal block wiring and matching white and ivory skirted knobs for a polished finish. NDAA-compliant and backed by a 5-year limited warranty, it’s a dependable choice for commercial, government and security-focused installations. Ideal for conference rooms, corridors, retail and secure facilities—add the AtlasIED AT100D to your next audio or surveillance project to achieve precise, tamper-resistant volume control and professional results.

• Precise 3dB-step attenuation delivers consistent, repeatable volume control for paging, background music and security audio zones
• Low insertion loss and silver-plated contacts ensure noise-free performance for surveillance and monitoring systems
• Decora-style plate fits standard 1-gang E.O. boxes with matching white/ivory knobs for a clean, professional installation
• 100W rating and 70.7V compatibility support medium-size distributed audio zones with reliable power handling
• Installer-friendly removable terminal block and make-before-break switching with a positive off position to prevent switch damage