Sigma-class

Summary

Origin country	🇳🇱 Netherlands
Category	Frigate
Subtype	Light multi-role frigate, guided-missile frigate, Long Range Patrol Vessel
Manufacturer	Damen Schelde Naval Shipbuilding, PT PAL Indonesia, ASTIMAR 20, COTECMAR
Year commissioned	2007
Units	Royal Moroccan Navy, Indonesian Navy, Mexican Navy
Current operators	🇨🇴 Colombia

Sigma
Displacement	2575 tons
Crew	80 members
Width	13.02 m (42.7 ft)
Length	90.71 m (297.6 ft)
Propulsion	2 SEMT Pielstick 20PA6B STC rated at 8910 kW each driving a lightweight Geislinger coupling combination BE 72/20/125N + BF 110/50/2H 4 Caterpillar 3406C TA generator rated at 350 kW each 1 Caterpillar 3304B emergency generator rated at 105 kW 2 shaft with Rolls-Royce Kamewa 5 bladed CP propeller 2 Renk ASL94 single step reduction gear with passive roll stabilization
Armament	Guns: 1 Oto Melara 76 mm (A position) and 2 20 mm Denel GI-2 (Licensed copy of GIAT M693/F2) (B position). Anti-air missile: 2 quad (8) MBDA Mistral TETRAL, forward & aft. Anti-surface missile: 4 MBDA Exocet MM40 Block II. Torpedoes: 2 triple B515 launchers for EuroTorp 3A 244S Mode II/MU 90.
Maximum speed	28 knots