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Redtronic S20IS Integrated Siren and Speaker

Original price $181.00 - Original price $181.00
Original price
$181.00 inc VAT
$181.00 - $181.00
Current price $181.00
SKU S20IS
  • Free Standard Delivery over £45

    Free UK delivery on orders over £75

  • Free Express Delivery over £65

    Standard UK delivery £4.99

  • Free Express Delivery over £65

    Express UK delivery £12.99

The S20IS siren is an intelligent, user-friendly programmable siren system. The siren system utilises cutting-edge technology to allow the siren the produce any worldwide emergency vehicle warning siren tone within a single device.

Main Features:


  • 20w neodymium speaker

  • Inbuilt 20w digital siren

  • 115dB output (single unit)

  • International & European tones inbuilt

  • 9 country tone settings

  • 23 optional tone sequences

  • 11 UK/INT optional tone sequences

  • 17 individual tones

  • 3 positive or negative triggers

  • Night mode (reduced dB output)

  • Momentary or latching triggers

  • Synchronisation

  • Audible sense / monitor output

  • Voltage sense 9.5v de-power

  • Double-tap depower feature

  • Low current draw (2.4 amps)

  • Low current ’standby‘ feature (10mA)

  • Durable nylon assembly

  • IP69K Dust & Water resistant

  • 11-16v & 20-30v operation

  • 2 Year Warranty

  • EMC/R10 compliant

  • Assembled in the United Kingdom