Formidable-class frigate

The Formidable-class multi-role stealth frigates are multi-mission derivatives of the French Navy's La Fayette-class frigate with the Republic of Singapore Navy. The six ships form the First Flotilla of the Navy.

RSS Steadfast in 2008
Class overview
NameFormidable class
Builders
  • DCNS, Lorient
  • ST Engineering (Marine), Benoi
Operators Republic of Singapore Navy
Built2002–2009
In commission2007–present
Completed6
Active6
General characteristics
TypeFrigate
Displacement3,200 tonnes (3,150 long tons; 3,530 short tons)
Length114.8 m (376 ft 8 in)
Beam16.3 m (53 ft 6 in)
Draught6.0 m (19 ft 8 in)
Installed power
Propulsion
  • Combined diesel and diesel (CODAD) arrangement
  • 4 × MTU 20V 8000 M90, each rated at 9,100 kW (12,200 shp)
  • Total output: 36,400 kW (48,800 shp)
Speed
  • Maximum: 27 knots (50.0 km/h; 31.1 mph)
  • Cruising: 18 kn (33.3 km/h; 20.7 mph)
Range4,200 nautical miles (7,780 km)
Complement71, excluding air crew detachment of approx. 19
Sensors and
processing systems
  • Search radar: Thales Herakles multi-function Passive electronically scanned array radar
  • Fire-control radar: Thales STING EO Mk2
  • Navigation radar: Terma Electronic Scanter 2001
  • Sonar: EDO Model 980 active low frequency towed sonar (ALOFTS)
Electronic warfare
& decoys
  • ESM: RAFAEL C-PEARL-M
  • Decoys: Sagem Défense Sécurité New Generation Dagaie System, 2 × forward & 1 × aft.
  • Leonardo Finmeccanica Morpheus anti-torpedo suite with WASS C310 launchers, 2 x aft
Armament
  • Anti-ship: 8(Up to 24) × RGM-84C Harpoon SSM
  • Anti-air: 2 × Sylver A50 8-cell VLS for MBDA Aster 15/30, 2 × Sylver A43 8-cell VLS for MBDA Aster 15
  • Anti-submarine: 2 × B515 triple tubes with reloads for EuroTorp A244/S Mod 3 torpedoes
  • Guns: Oto Melara 76mm Super Rapid gun (mounted in stealth cupola), 4 × STK 50MG 12.7 mm (0.50 in) HMG, 2 × 25mm Mk 38 Mod2 Typhoon Weapon Station Stabilised Gun
  • Non-lethal: Long-Range Acoustic Device 500 Xtreme (LRAD500X)
Aircraft carried1 × S-70B Seahawk multi-mission capable naval helicopter
Aviation facilitiesFlight deck and enclosed hangar for up to two medium-lift helicopters
NotesSources:
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