The Autowatch 555 Clam Alarm is an add on alarm specifically targeting vehicles with factory fitted central locking. The system learns the factory fitted central locking pulses for activation and deactivation. It is therefore possible to operate the alarm using the original OEM key fobs. Non-Thatcham approved.


  • Visual arm and disarm through indicator/park light flashes
  • Audible arm and disarm through *siren or vehicle horn (*Siren sold separately)
  • Ultrasonic detection (Isolation Optional)
  • Perimeter Sensing
  • Optional Shock sensor
  • Optional Central locking interface for lock and unlock with ignition
  • 1 Circuit Immobiliser
  • Programmable override
  • 1 x single piece Ultrasonic
  • 1 x under carpet switch

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01732 886 777
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Unit C, Homesdale Business Centre, St. Mary's Platt, Sevenoaks, Kent TN15 8JL