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Scantronic SD3-UK GSM

Scantronic SD3-UK GSM

Scantronic / SD3-UK GSM Speech Dialler


The SD3 Speech Dialler provides a means of communicating information to fixed and mobile telephones. It can either be  connected to an alarm panel or used as a standalone unit.

Key Features

  • Eight trigger inputs to which can be assigned a voice message and/or text message 
  • Store upto 10 contacts
  • Built in microphone and speaker to allow you to record and replayaudio messages direct from the unit
  • Store upto eight alarm messages, eight restore alarm messages and one common message
  • Up to 30 seconds for messages
  • Send text messages via SMS service
  • Store upto eight alarm text messages, eight restore alarm text messages and one common text message
  • Upto 40 characters
  • On recieving a voice call from the SD3, the contacted person can acknowledge the call by pressing 8 on their phone
  • The SD3 has several call-abort options
  • Displays current ambient temperature and can be programmed to alarm at high and low temperatures
  • The unit has an internal clock which can display date and time.  
  • 'Listen-In Mode' switches the internal microphone to the telephone line, so that you can hear activity at the premises.
  • 'Talkback Mode' switches the internal loudspeaker to the telephone line so you can talk to the premises.
  • The SD3 can be accessed remotely by dialling into it with a touch-tone telephone



Supply Voltage  10.5 - 28VDC
Current Consumption (@12VDC) 50mA (Standby), 170mA (Active)
Trigger Inputs Eight: positive/negative applied or positive/negative removed (5-24VDC)
Outputs X4 Open collector switched -ve @ 100mA
Telecommunications Approval CTR21 
Ren Rating 1
Dialling Formats DTMF
Dimensions 140mm x 115mm x 30mm
Weight 360g (approximately)
Operating temperature -10°c to +55°c
Download Technical Datasheets

Catalogue No:  SD3-UK
Brand:  Scantronic

Fast delivery service

Our customers enjoy a fast and free delivery service

99% of orders placed by 15:00 are delivered to UK mainland next working day direct from stock* by signed, tracked and insured courier for Just £10.00

All UK Mainland orders over £100 are delivered free**

UK Mainland

Orders received by 15:00 on weekdays are usually delivered next working day*

  • *Assuming products are in stock with our supplier at time of order
  • Items requiring engraving or manufacturing to order are subject to longer lead times.
  • Intruder Products: 1 - 5 working days depending upon manufacturer
  • AES entry systems: are made to order typically 3 - 5 working days
  • Raytech Infrared: are made to order 3 - 4 weeks
  • **Free delivery available to UK mainland on orders over £100 including VAT (some large/heavy items exempt)
  • Delays exceeding 10 days will be notified by email

Northern Ireland

Variable rates calculated in check-out - add 1 - 3 working days

UK Islands

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Our Price:  £279.36
List Price:  £429.78
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(Exc. 20% VAT)(£335.23 Inc. VAT)

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