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TPY 4 Radar System

TPY 4 Radar System

Manufacturer: Lockheed Martin
Category: Radar Systems
  • Detection Range Up to 450 km
  • Frequency Band S Band
  • Antenna Type / Technology AESA
  • Target Tracking Capacity 1,000 plus

Full Specifications

1. General Information

Name / Designation TPY-4
Manufacturer Lockheed Martin
Country of Origin United States
Type / Role Long Range Air Surveillance Radar
Operational Domain Ground Based
Status In Service

2. Technical Specifications

Frequency Band S Band
Antenna Type Active Electronically Scanned Array
Antenna Aperture / Size Large fixed AESA panel
Power Output Classified
Detection Range Up to 450 km
Tracking Range Over 250 km
Target Tracking Capacity Hundreds simultaneously
Elevation Coverage Wide elevation coverage
Azimuth Coverage 360 degrees
Beam Steering Electronic
Pulse Repetition Frequency (PRF) Adaptive
Resolution High
Update Rate Rapid
Clutter Rejection / ECCM Advanced ECCM

3. Functional Capabilities

Primary Functions Surveillance, tracking, cueing
Target Types Aircraft, cruise missiles, UAVs
Integration / Networking NATO IAMD systems
IFF Capability Integrated
Data Link / Networking Standard military data links
Weather & Terrain Resistance High
Mobility / Mounting Fixed or semi mobile

4. Physical & Operational Characteristics

Dimensions Large radar array
Weight Several tons
Power Requirement External generator
Cooling System Liquid cooled
Operating Temperature Range Military standard
Deployment Platform Ground installation
Crew Requirement Small crew

5. Software & Processing

Signal Processor Type Digital
Processing Speed Real time
AI / Automation Features Automated tracking
Data Output / Interface Open architecture
Software Upgradeability Yes

6. Operational History

Year Introduced Early 2020s
Users / Operators Denmark, NATO partners
Notable Deployments NATO regional air defense
Successor / Predecessor Replaces legacy surveillance radars

7. Export / Compliance Data

Export Availability Yes
ITAR / MTCR Status ITAR controlled
Cost Estimate Tens of millions USD

Our Rating

The overall rating is based on review by our experts

8
  • Range & Endurance 8 / 10
  • Stealth Capability 7 / 10
  • Technology 9 / 10
  • Maintenance Efficiency 8 / 10

PROS

  1. Long range detection coverage
  2. Full 360 degree AESA scanning
  3. NATO and U.S. integration ready
  4. High target tracking capacity
  5. Modern digital architecture

CONS

  1. High acquisition cost
  2. Requires trained operators
  3. Large physical footprint
  4. Dependent on external power
  5. Limited public performance data

TPY 4 RADA Multi Mission Air Defense Radar

The TPY-4 is Lockheed Martin’s next generation ground based air surveillance radar, developed to strengthen national and NATO integrated air and missile defense networks. Designed to replace aging Cold War era sensors, TPY-4 delivers persistent, long range detection against modern air threats, including aircraft, cruise missiles, and unmanned aerial systems. Its fully digital AESA architecture allows continuous 360 degree coverage while supporting high target density environments.

Selected by Denmark to reinforce NATO deterrence and regional air defense, TPY-4 reflects Lockheed Martin’s focus on scalable, networked sensors optimized for coalition operations and U.S. aligned command and control systems.

Manufacturer

TPY-4 is manufactured by Lockheed Martin, a U.S. based defense and aerospace company. The radar is developed and produced in the United States, with European industrial participation for selected international programs. Lockheed Martin is responsible for system design, radar technology, software, and integration.

Speed and Range

AN/TPY-4 provides detection ranges of up to 450 kilometers against large aerial targets. The radar supports high update rates and simultaneous tracking of hundreds of targets, including high speed and low altitude threats. Electronic beam steering enables rapid repositioning without mechanical movement, improving survivability and reaction time.

Cost / Price

Lockheed Martin has not released official pricing. Based on comparable long range AESA surveillance radars, open source estimates place AN/TPY-4 unit cost in the tens of millions of U.S. dollars, depending on configuration and support packages.

FAQs

What is the TPY-4 radar used for?

It is used for long range air surveillance and air defense cueing.

Is TPY-4 an AESA radar?

Yes, it uses solid state AESA technology.

Can TPY-4 detect drones?

Yes, it is optimized for counter UAS missions.

Is TPY-4 mobile?

Yes, it is designed for truck mounted deployment.

Is TPY-4 used by the United States?

Variants and related RADA systems are used by U.S. forces.

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