SR 300O

SR 300O is an outdoor piezo siren. The siren has orange flash indication and selectable loudness levels. SR 300O is equipped with inner metal casing and bidirectional tamper for higher protection.

SR 300O has a flat plastic cover, which is especially suitable for company sticker or logo.


SKU: 338 Categories: ,


  • Selectable sound output – 85 dB/1m; 105 dB/1m
  • Piezo speaker
  • Plastic housing with inner metal cover
  • IP54 protection
  • Built in tamper and spirit level
  • Connectors for accumulator 1x12V/2,1Ah
  • Flat cover for company sticker or logo
  • Orange flash
Power supply 9 – 15 Vdc
Current consumption:
– Stand-by mode
– Alarm mode
10 mA
270 mA
Battery 12V/ 2.1Ah
Frequency 2.8 – 3.1 Khz
Operating temperature -30°C ÷ +70°C
Dimensions 310 x 230 x 60 mm
Weight 1.10kg











Product Documents


SR 300O - Declaration of conformity
Updated at 22.05.2020 Size 0.27MB

Marketing Documentation

SR 300O - Datasheet (Portuguese)
Updated at 28.05.2020 Size 0.13MB

Promotional Materials

SR 300O - Datasheet
Updated at 28.05.2020 Size 0.12MB

Technical Documentation

SR 300 - Manual
Updated at 23.11.2020 Size 2.62MB

Product pictures