Marine VTB-32EM Spatial Sounder/Beacon

Product Overview

The Cranford Controls Marine VTB-32EM Spatial Sounder/Beacon has been designed to operate with marine approved fire alarm control panels. To meet the demands of this harsh operating environment, and to ensure full compatibility with MED and ABS, these sounder/beacons have undergone additional independent EMC, vibration and salt mist testing to ensure they are fit for purpose.

The Marine VTB-32EM Spatial Sounder and Beacon are fully synchronised and can be configured to operate in a beacon only mode.


  • Supplied with 32 selectable tones, include the ‘Marine General Alarm’ and the Internationa Marine Organisation (IMO) ‘Code 2 Continuous’
  • Available with Red, Amber, Clear, Blue and Green VTB lens colours


  • MED
  • ABS



Voltage 21 to 28 VDC
Tones 32
Monitoring Reverse Polarity
Volume Setting Low – 79.7dB
Med – 95.4dB
High – 99.1dB
Current at 24 VDC Low – 10.8mA
Med – 19.9mA
High – 34.4mA
Dimensions: Shallow Base 94mm Dia x 90mm H
Dimensions: Deep Base 93mm Dia x 107mm H
Temperature Range -20°C to +70°C
Humidity 0 to 95%
IP Rating: Shallow Base IP21C
IP Rating: Deep Base IP33C
Weight 233 grams / 258 grams

Item Numbers

511-151 VTB Amber, Shallow White
511-145 VTB Red, Deep Red
511-147 VTB Clear, Shallow Red
511-155 VTB Blue, Shallow White