Wireless sounder

Wireless sounder pursuant to EN 54-3 for acoustic alarms in case of fire, the integrated Wireless 54® transceiver for receiving alarms from and transmitting status information (battery change, functional fault, unauthorised removal from the place of installation, wireless communication) to the SRC 4000 Wireless fire detection control panel.


Product details

  • A separate battery pack for alarms provides sufficient battery power to carry out weekly alarm tests.
  • The signalling device is reset by cancelling the alarm on the control panel
  • Monitoring contact to protect against unauthorised removal from the place of installation
  • Eco-friendly operation thanks to the use of replaceable alkaline batteries
  • Battery service life of up to five years, depending on the settings chosen and ambient conditions
  • Delivery including socket and three battery packs


Technical data

  • Radio transmission on a channel group of SRD frequency 868.0 to 870.0 MHz
  • 3 x 4.5V battery pack (alkaline batteries type LR6)
  • Operating temperature -10°C up to + 60°C
  • Humidity max. 96% non-condensing
  • Acoustic signalling 88 dB (1m distance)
  • Dimensions: Height = 80 mm, diameter = 145 mm
  • Standards: EN 54-25

Article description

SND 4000, part number: 4600014 (SeCa GmbH)
SRC 4000 SND, part number: 32734 (detectomat GmbH)