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United States Raytheon (RTX)
Phalanx CIWS (Mk 15)
Radar-guided 20mm Gatling-gun close-in weapon system providing last-line point defense for warships against anti-ship missiles and small craft.
Compiled from public sources ·primary reference ↗ ·last verified 2026-07-04
Procurement snapshot
Availability & export
US ITAR-controlled
Export needs U.S. State Dept (DDTC) approval; end-use & re-transfer restrictions apply.
Channel: Foreign Military Sales (FMS) or Direct Commercial Sale
Fielded & proven
Operator data not public
Status: active.
Lifecycle cost (est.)
No public unit price to model from.
Interoperability
No standardised NATO calibre / datalink detected in public specs.
Derived guidance from public data, export regime by country of origin, lifecycle from the GAO ~30% acquisition rule. Verify eligibility, pricing and offsets with the manufacturer and your acquisition authority.
Full specifications
Performance
Speed, range, altitude and engagement capability.
- Rate of fire
Rounds per minute (cyclic). Higher increases suppression and hit probability.
- 4,500 rpm
- Engagement range
Maximum distance at which an air-defense system can intercept targets. Higher covers more airspace.
- 9 km Stronger than 16% of air-defense systems
Firepower
Armament, payload and guidance.
- Caliber
Bore diameter of the main gun or rifle. Larger throws heavier projectiles; not simply better, ammunition commonality matters.
- 20 mm
Physical
Dimensions, weight and crew.
- Combat weight
Fully loaded weight. Lighter eases transport and bridging limits; heavier often means more armor.
- 6,169 kg
Munition
Round type, penetration, velocity and projectile data.
- Caliber
Bore diameter the round is fired from.
- 20 mm
Specifications compiled from public Raytheon (RTX) and reference sources ↗. Published defense figures are approximations, treat comparisons as directional. Last verified 2026-07-04.
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Rafael Advanced Defense Systems Iron Dome Frequently asked questions
What is the engagement range of the Raytheon (RTX) Phalanx CIWS (Mk 15)? +
The Raytheon (RTX) Phalanx CIWS (Mk 15) has a maximum engagement range of 9 km.
How much does the Raytheon (RTX) Phalanx CIWS (Mk 15) weigh? +
The Raytheon (RTX) Phalanx CIWS (Mk 15) has a combat weight of 6,169 kg.
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