Type 45

🇬🇧United Kingdom
BAE Systems Surface Fleet Solutions
2010 – Present
Overview
Type 45
The Type 45 destroyer, also known as the D or Daring class, is a class of six guided-missile destroyers built for the United Kingdom's Royal Navy, primarily designed for anti-aircraft and anti-missile warfare.
Specifications

General

Crew191
Gunsup to 6x General Purpose Machine Guns
Beam M21.2 m
Length M152.4 m
TorpedoesSting Ray torpedoes
PropulsionIntegrated Electric Propulsion (IEP) with 2 x Rolls-Royce WR-21 gas turbines and 2 x Wärtsilä 12V200 diesel generators
Helicopters1
Speed Knots30 knots
Radar SystemSAMPSON AESA and S1850M long-range radars
Main MissilesPAAMS (Sea Viper) air-defence system
Displacement Tons8,500 tons
Research Notes

Development as a dedicated air-defence destroyer

The Type 45 Daring class was built to replace Type 42 destroyers and provide high-end fleet air defence.

The Type 45 destroyer, also known as the Daring class, was developed for the Royal Navy as a new-generation air-defence escort. It replaced the older Type 42 class and was built around the Principal Anti-Air Missile System with the SAMPSON radar and Aster missiles. The Royal Navy describes the class as packed with modern air-warfare technology, reflecting its core purpose: protecting naval task groups from aircraft and missile threats rather than serving as a general-purpose frigate.

Area air defence and command value

The class combines SAMPSON radar, Sea Viper missiles, command systems, and broad task-group escort capability.

Type 45's combat value is concentrated in sensors, missiles, and command systems. Its SAMPSON radar and Sea Viper missile system allow the ship to detect and engage multiple air threats and provide protection for nearby units. The ships can also support disaster relief, counter-narcotics, maritime security, and command tasks, but their defining role remains air defence. Power and propulsion upgrades have been important because availability and electrical reliability directly affect real-world combat readiness.

Service and modernization

Type 45 remains the Royal Navy's principal air-defence destroyer and is receiving capability updates.

The Type 45 fleet is central to Royal Navy carrier and task-group operations because modern surface groups need robust air and missile defence. The class has faced well-publicized propulsion availability challenges, leading to the Power Improvement Project, and it is also linked to future air-defence upgrades. For database readers, Type 45 should be understood as a high-end systems platform: its value comes from radar, missiles, software, trained crew, and fleet integration working together.

Sources & References
UNITS
NameCountryStatusService YearDescription
HMS Defender (D36)
🇬🇧United Kingdom
ACTIVE2013 – PresentType 45 Daring-class destroyer
HMS Duncan (D37)
🇬🇧United Kingdom
ACTIVE2013 – PresentType 45 Daring-class destroyer
HMS Dragon (D35)
🇬🇧United Kingdom
ACTIVE2012 – PresentType 45 Daring-class destroyer
HMS Diamond (D34)
🇬🇧United Kingdom
ACTIVE2011 – PresentType 45 Daring-class destroyer
HMS Dauntless (D33)
🇬🇧United Kingdom
RESERVE2010 – PresentType 45 Daring-class destroyer
HMS Daring (D32)
🇬🇧United Kingdom
ACTIVE2009 – PresentType 45 Daring-class destroyer
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