CIWS Phalanx 20 mm

1980

Last line of defense against air attacks, R2D2 was first tested in 1973 and introduced into service in 1980. Since then, all types of ships has been retroffited to carry at least one of them

Close-In Weapon System · artillery
caliber (mm):	20
Rate of fire (round/min):	4500
range (km):	1.5

CIWS Phalanx

Used by

Year	Type	Class	Qty
	Guided-Missile Frigate	Type 26 City class	2
	Aircraft Carrier V STOL	Queen Elizabeth class	3
1961	Assault Carrier	Iwo Jima class	2
1964	Support Ship	Sacramento class	2
1965	Landing Ship/Platform Dock	Fearless class	2
1965	Coast Guards	Hamilton class
1965	Aircraft Carrier	America (1965) class	3
1968	Support Ship	Kilauea class
1968	Aircraft Carrier	John F Kennedy class	3
1969	Support Ship	Wichita class	2
1969	Support Ship	Protecteur class	2
1970	Command ship	Blue Ridge class
1973	Helicopter Carrier	Haruna class	2
1975	Guided-Missile Frigate	Oliver Hazard Perry class
1975	Aircraft Carrier (Nuclear Powered)	Nimitz class	4
1976	Guided-Missile Destroyer	Tachikaze class	2
1976	Assault Carrier	Tarawa class	2
1980	Guided-Missile Destroyer	Type 42 (Batch 3)	2
1980	Guided-Missile Frigate	Adelaide class
1980	Aircraft Carrier V STOL	Invincible class	3
1981	Support Ship	Cimarron class	2
1981	Guided-Missile Destroyer	Kidd class	2
1983	Guided-Missile Cruiser	Ticonderoga class	2
1985	Landing Ship/Platform Dock	Whidbey Island class	2
1986	Aircraft Carrier (Nuclear Powered)	Improved Nimitz class	4
1986	Guided-Missile Destroyer	Hatakaze class	2
1986	Destroyer	Asagiri class	2
1989	Frigate	Abukuma class
1989	Assault Carrier	Wasp class	3
1990	Frigate	Vasco da Gama class
1991	Guided-Missile Destroyer	Arleigh Burke Flight I class	2
1991	Guided-Missile Destroyer	Iroquois TRUMP class
1992	Support Ship	Fort II class (1992)	2
1992	Frigate	City class
1992	Frigate	Hydra class	2
1993	Guided-Missile Destroyer	Kongo class	2
1993	Corvette	Sa'ar 5-class
1993	Guided-Missile Frigate	Cheng Kung class
1994	Frigate	Phutthayotfa Chulalok class
1995	Landing Ship/Platform Dock	Harpers Ferry class	2
1996	Destroyer	Murasame class	2
1998	Landing Ship/Platform Dock	Osumi class	2
1998	Assault Carrier	Ocean class	3
2000	Guided-Missile Destroyer	Arleigh Burke Flight IIA class
2003	Destroyer	Takanami class	2
2003	Support Ship	Wave class	2
2006	Landing Ship/Platform Dock	Bay class	2
2007	Guided-Missile Destroyer	Atago class	2
2008	Coast Guards	National Security Cutter
2009	Helicopter Carrier	Hyuga class	2
2012	Destroyer	Akizuki 2010 class	2
2012	Support Ship	Tide class	2
2013	Frigate	Incheon class
2014	Assault Carrier	America (2014) class	2
2017	Guided-Missile Destroyer	Hobart class
2017	Aircraft Carrier (Nuclear Powered)	Ford class	2
2017	Landing Ship/Platform Dock	Bayraktar class	2
2018	Destroyer	Asahi class	2
2019	Guided-Missile Frigate	Adulyade class
2020	Guided-Missile Destroyer	Maya class	2
2022	Frigate	Type 26 class	2

Refits

Date	Ship	Class	Event
Apr 1980	USS America CV-66	America (1965) class	3x CIWS fitted during refit
1989	HMS Fearless L10	Fearless class	refit at HMD Devonport, including replacement of guns and her 4x quadruple Seacat launchers for new 20mm and Phalanx CIWS. Completed 1991.
1990	HMS Edinburgh D97	Type 42 (Batch 3)	included addition of a pair of Phalanx CIWS, completed 1991
1999	RFA Fort George A388	Fort II class (1992)	fitted with Phalanx CIWS
Feb 1, 1999	RFA Fort Victoria A387	Fort II class (1992)	refit at Babcocks, until Jun 1999, fitted with Phalanx CIWS
Mar 2017	HMS Albion L14	Albion class	Received 2 sets of Phalanx to replace Goalkeeper. Rejoined the Fleet after refit on 21 Jul.
2018	RFA Wave Knight A389	Wave class	Completed refit in Dec 2018, with Phalanx now fitted to the previously provided mount stations, fore and aft.