Krait Defence System

A complete ASW solution for smaller vessels.

Flexible. Scalable. Modular.

SEA delivers a flexible, scalable, modular and small footprint Anti-Submarine Warfare solution with Krait Defence System.

Krait Defence System comprises a family of detection solutions and countermeasures. These use common software that integrates SEA’s proven decoy and torpedo launcher systems with the miniaturised KraitArray, a thin line towed array sonar system.

Key Features & Benefits

Krait Defence System ranges from stand-alone use of the KraitArray to a fully combined system known as KraitStrike. The system is aimed at smaller vessels such as patrol craft and OPVs that are unable to accommodate a full-sized towed array sonar. Suitable for new vessels or to be retrofitted to existing platforms, the Krait Defence System has four options:

Key Features & Benefits

KraitSense - Passive Towed Array

  • Underwater threat detection
  • Easy ship fit
  • Small footprint on deck
  • Small diameter
  • Low weight & drag
  • Low power consumption

KraitSearch - Active Acoustic Search 

  • Underwater threat localisation
  • Modular ASW solution
  • Single-sourced hardware & software
  • Reliable, proven technology

KraitShield - Acoustic Decoy System

  • Combined KraitSense and KraitSearch capabilities plus:
  • Protection against torpedoes
  • Programmable acoustic decoys
  • Single or multi-tube launchers
  • Multi-purpose launchers

KraitStrike - Lightweight Torpedo Launcher

  • Combined KraitSense, KraitSearch and KraitShield capabilities plus:
  • Single or multi-tube torpedo launchers
  • Compatible with NATO lightweight torpedoes
  • A complete ASW solution 

Contact us

Get in touch with our Maritime division for more information about this product


Tel: +44 1373 852 000