• 67.57 meters
    • 6.8meters
    • 5.3 meters
    • 1,740 Tons
    • 1 motors diesel with a power of 800 HP
    • 1 pitch propellers and controllable,
    • 20.5 knots.
    • 88
    • Sonar Thales Thales DUUX 5 DSUV 22
    • SOLARSUB (Long Range Towed Array Sonar)
    • Thomson-CSF DRUA 33C in band I.
    • Countermeasures acoustic sound and contratorpedo
    • 4 torpedo tubes 550 mm.
    • 20 torpedoes (types F-17, F-17 mod II, E-18, L-5) or mines
  • Name Number Launched Commissioned Decommissioned Homeport
    Galerna S-71 5 December 1983 21 January 1983 Cartagena
    Siroco S-72 13 November 1982 5 December 1983 29 June 2012 -
    Mistral S-73 14 November 1983 5 June 1985   Cartagena
    Tramontana S-74 30 November 1984 20 December 1985 - Cartagena