4 Inch Fireproof Ceiling Loudspeaker (3W-6W)

4 Inch Fireproof Ceiling Loudspeaker (3W-6W)



The NV-PASP-FISP-C344 is a fireproof ceiling speaker built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distances and allows easy parallel connection of multiple loudspeakers.

The built-in 4” full-range high-temperature resistant speaker driver is designed for wide frequency response 110-13kHz, the multiple power taps 3W & 6W are helpful for different applications varies on room size and ambient noise surroundings. The metal enclosure, aluminum grille with fire dom all are painted in attractive white color and a fire dome metal can is supplied. Its spring clamp makes the easy and secure installation.

It is an ideal choice for industrial and commercial applications in hotels, schools, offices, and factories where voice alarm system is needed.

Fireproof design features of this speaker include a ceramic terminal, thermal fuse, metal back can, and fire-resistant cable.


  • 4” fireproof version ceiling speaker
  • Built-in 100V & 70V transformer
  • Ceramic connector, thermal use, and fire-resistant cable
  • 3W-6W at 100v output
  • Metal enclosure, aluminum grille with fire dome
  • Fast installation by a spring clip
  • Excellent response for background music and voice message
  • EN54-24 certification is undertaken
  • Painted in white color




Power Taps @100V 3W, 6W
Power Taps @70V 1.5W, 3W
Impedance Com/3.3KΩ/1.7KΩ
SPL(1W/1M) 89dB
Max. SPL (Rated W/1M) 97dB
Frequency Response (-10dB) 110-16KHz
Finish Baffle, Grille: Steel, White      Cover: Steel, Color Plating
Speaker Driver 4″ x 1
Cutout Size 155mm
Dimensions 180 x 106mm
Weight 0.9Kg
Mounting Spring-clip