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Item No. 211 518

External siren with flashing LED for the tapHOME Alarm GSM alarm system providing optical and acoustic alarm. Can be mounted on any wall using the screws supplied. Built-in two-tone siren with a sound pressure level of over 115 dB/3m. Operates on 12 V power supply. A 230 V power unit is supplied. A built-in rechargeable battery ensures operation even during a power cut. The tamper warning contact will immediately trigger an alarm if the external siren is removed from the wall.

Recommended retail price: 79,95 €

Box Contents

  • External Siren OS901
  • Operating instructions

Technical Information

Power supply DC 12V (via 230 V power unit)
Buffer battery 3,7 V, 2.200 mAh
Li-Ion battery
Power consumption in standby mode < 16 mA
Power consumption in alarm mode < 350 mA
Sound pressure level typically 115 dB / 3 m
Range approx. 80 m (outdoors)
Frequency 433 MHz
Case material ABS
Operating conditions -20 – 55 °C < 95 % relative humidity (not condensed)
Dimensions 288 x 250 x 56,5 mm