Silent Knight EVS-100W

Product Overview

The EVS-100W Intelligent Amplifier is a high-performance 50/100-watt audio amplifier designed for use with the 5820XL-EVS (v14.0 or newer) and the 6820EVS Emergency Voice System panels. Engineered to distribute emergency messages throughout a facility, the EVS-100W delivers up to 100 watts of audio power and offers an optional 50-watt backup amplifier for added system resilience.

The unit features its own power supply with battery backup and includes eight supervised speaker circuits, ensuring reliable operation and comprehensive coverage. The EVS-100W is fully supervised by the main panel for fault detection and supports multiple amplifier configurations, making it suitable for a wide range of voice evacuation installations.

Amplifier Configurations

• 50W primary + 50W backup
• 100W single channel
• 100W primary + 50W backup (with EVS-100WBU)
   

Key Features

• Built-in backup amplifier test feature for validating failover capability
• Supports up to four amplifiers per system, distributed across 32 audio circuits
• Audio bandwidth: 400 Hz – 4000 Hz
• Six-wire connection to EVS system (2 wires for voice bus, 4 wires for SBUS)
• Can be mounted up to 6,000 feet from the host control panel
• UL 864 and UL 2572 listed
• UL listed for Continuous or ANSI 520 Hz tones meeting NFPA 72 low-frequency requirements for sleeping areas
• Operates on 120 VAC or 240 VAC
   

Compatibility

• 6820EVS
   
  • Addressable FACP with Emergency Voice System
  • Supports up to 1,110 addressable points and four programmable EVS control buttons
    
     
• 5820XL-EVS (v14.0 or newer)
   
  • Addressable FACP with Emergency Voice System
  • Supports up to 792 addressable points