NVS-EN20WS 4" Wall Mount Speaker with Fire Dome, 20W

Brand: Norden

Description

The NVS-EN20WS is an EN54-24 certified public address speaker designed for background music and paging applications in environments such as schools, offices, hotels, and airports. It features a two-way system comprising a 4-inch woofer and a 1-inch silk tweeter. The speaker offers selectable power outputs of 20W, 10W, 5W, and 2.5W at 8Ω, ensuring clear audio performance. Constructed with a fire-resistant ABS enclosure, a metal grille, a Phoenix terminal, a thermal fuse, and a 95°C fire-rated cable, it prioritizes safety and reliability. The included stainless-steel bracket facilitates quick and secure installation.

Features

  • EN54-24 Certified
  • Two-way system: 4" woofer + 1" silk tweeter for clear audio
  • Fire-resistant ABS enclosure and metal grille
  • Phoenix terminal, thermal fuse, and 95°C fire-rated cable
  • Quick installation with a stainless-steel bracket

Specifications

Specification Details
Model NVS-EN20WS
Rated Power 20W
Power Taps 20W, 10W, 5W, 2.5W & 8Ω
Input 100V or 70V & 8Ω
Frequency Range 100Hz - 20kHz
Sensitivity 88±3dB
Max SPL 101dB±3dB
Coverage Angle 110° H × 55° V
IP Rating IP55
Driver 4" woofer and 1" silk tweeter
Dimension 245×170×140mm
Weight 2.5kg

Dimensions

Physical dimensions of the speaker: Height 245mm, Width 170mm, Depth 140mm.

Frequency Response

Graph showing the speaker's frequency response from 100Hz to 20kHz. The Y-axis represents Sound Pressure Level (SPL) in dB, indicating a relatively flat response within the audible range, with typical values around 80-90 dB in the mid-range.

Impedance

Graph illustrating the speaker's impedance across various frequencies. The Y-axis represents impedance in Ohms. The graph shows a nominal impedance around 8 Ohms in the lower to mid-range, with peaks occurring at specific frequencies, notably around 1kHz and higher.

Ordering Information

Part Number Description Standard Quantity
NVS-EN20WS 4" WALL MOUNT SPEAKER WITH FIRE DOME, 20W 01

Accessories Information

Description Standard Quantity
User Manual 01

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datasheet-3884-nvs-en20ws pypdf

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