Brazilian submarine Humaitá (S41)

Humaitá (S41) is a Brazilian Riachuelo-class submarine built for the Brazilian Navy by ICN in Itaguaí, and DCNS.

For other ships with the same name, see Brazilian submarine Humaitá.
Humaitá underway
History
Brazil
NameHumaitá
NamesakePassage of Humaitá
Ordered23 December 2008
BuilderICN, Madeira Island, Itaguaí
Laid down9 September 2013
Launched11 December 2020
Commissioned12 January 2024
HomeportMadeira Island
Identification
  • MMSI number: 710500000
  • Callsign: PWHU
  • Pennant number: S41
StatusIn service
Badge
General characteristics
Class and typeRiachuelo-class submarine
Displacement1,900 t (1,900 long tons)
Length70.62 m (231 ft 8 in)
Beam6.2 m (20 ft 4 in)
Draft5.8 m (19 ft 0 in)
Propulsion
  • 4 × MTU 12V 396 SE84 diesels
  • 1 × Jeumont-Schneider EPM Magtronic electric
  • 3,909 hp (2,915 kW)
  • 1 × shaft
Speed21 knots (39 km/h; 24 mph) surfaced/submerged
Range
  • 6,000 nmi (11,000 km; 6,900 mi) at 8 kn (15 km/h; 9.2 mph) surfaced
  • 550 nmi (1,020 km; 630 mi) at 4 kn (7.4 km/h; 4.6 mph) submerged
Endurance70 days
Test depth400 m (1,300 ft)
Complement32
Sensors and
processing systems		DCNS Submarine Tactical Information and Command System
Electronic warfare
& decoys
  • Thales DR 3000 ESM receiver
  • ITT AR 900
  • TSM 2233 Eledone
  • Safare & S-Cube
  • DCNS Contralto-V
Armament
  • 6 × 533 mm (21 in) torpedo tubes:
    • 8 × SM-39 Exocet anti-ship missiles
    • 18 × F21 heavy torpedoes
    • 30 × naval mines

The Brazilian boats are larger in length, tonnage and cargo capacity compared to the original French project. The Brazilian version are 70.62 m (231 ft 8 in) and 1,900 tons, compared to the original Scorpènes that are 61.7 m (202 ft 5 in) and 1,565 tons.

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