L3 Harris G550 ISR – State-of-the-art strategic reconnaissance and surveillance aircraft

The L3 Harris G550 ISR is an advanced reconnaissance, surveillance and intelligence (ISR) aircraft based on the Gulfstream G550 platform. It combines high airborne reliability with the latest reconnaissance technologies, offering up to 8 hours of missions at altitudes up to 45,000 feet and a cruising range of 4,350 nautical miles. With a payload capacity of up to 6,800 kg, it can integrate multiple sensors: SAR/GMTI radars, EO/IR electro-optical systems, satellite communications and advanced SIGINT/ELINT solutions. The L3 Harris G550 ISR provides full support for onboard and remote operators, enabling operations in all conditions and around the world.

Key features of the L3 Harris G550 ISR

  • Gulfstream G550 platform – proven reliability, comfort and strategic reach

  • Multipurpose ISR system – integration of SAR/GMTI radars, EO/IR sensors, SIGINT/ELINT systems

  • Long endurance and range – 8 hours of mission in orbit, 4350 NM of range

  • High operational ceiling – up to 45,000 feet, ability to work beyond the range of most threats

  • Advanced connectivity – Ku/Ka links, LOS, BLOS, support for tactical network operation

  • Flexible configuration – from 2 to 10 operator stations, possibility to integrate new sensors

  • Ground support – infrastructure for mission planning, analysis and simulation

Technical data and performance

Parameter Value
Base platform Gulfstream G550
Engines 2 x Rolls-Royce BR710
Operational ceiling Up to 45,000 ft (13,716 m)
Cruising range 4350 NM (8,056 km)
Endurance in orbit 8 hours (400 NM from base)
Mission capacity Up to 15,000 lbs (6,800 kg)
Number of operators 2-10 positions
Minimum belt length 1,830 m (6,000 ft)
ISR systems SAR/GMTI, EO/IR, SIGINT, ELINT, LOS/BLOS
Avionics Honeywell PlaneView with military extensions

L3 Harris G550 ISR – technological advantages

The L3 Harris G550 ISR is distinguished by its ability to integrate advanced sensors and communication systems, enabling simultaneous imaging (EO/IR), radar (SAR/GMTI) and electronic (SIGINT/ELINT) reconnaissance. The open system architecture enables rapid deployment of new technologies and sensors without the risk of dependence on a single supplier. This makes the aircraft ready for both current and future operational challenges.

Applications and configurations

The L3 Harris G550 ISR performs well across a broad spectrum of missions:

  • Strategic and operational reconnaissance – monitoring of borders, critical infrastructure, troop movements

  • Surveillance of maritime and land theaters of operations – detection of moving targets, analysis of the tactical situation

  • Special operations support – high-speed data transmission to units in the field

  • Early warning and crisis management – integration with command and response systems

  • SIGINT/ELINT missions – reconnaissance and disruption of enemy electronic emissions

Comparison of L3 Harris G550 ISR with competitors

Model Platform Range (NM) Ceiling (ft) Mission time Load capacity (kg) Number of operators ISR Systems
L3 Harris G550 ISR Gulfstream G550 4350 45 000 8 h 6 800 2-10 SAR, EO/IR, SIGINT
Bombardier Global 6000 ISR Global 6000 6000 51 000 10 h 6 000 2-12 SAR, EO/IR, SIGINT
Boeing P-8A Poseidon Boeing 737-800ERX 1200 41 000 4 h 9 000 7-9 SAR, EO/IR, ASW

The L3 Harris G550 ISR provides an optimal compromise between range, mission time and the ability to integrate the latest sensors and communications systems. It also stands out for its lower operating costs and greater configuration flexibility compared to heavier platforms.

Frequently asked questions

What are the main advantages of the L3 Harris G550 ISR?
Exceptional configuration flexibility, integration of the latest ISR sensors, long mission times, high operational ceiling and global spare parts availability.

Can the L3 Harris G550 ISR be customized to meet specific customer requirements?
Yes, the open system architecture enables rapid deployment of new sensors and communication solutions according to user needs.

What are the typical applications of the L3 Harris G550 ISR?
Strategic reconnaissance, border surveillance, special operations support, early warning, SIGINT/ELINT missions and crisis management.

Pricing, costs, sales, rentals

  • Price of new L3 Harris G550 ISR: $70 to $100 million depending on configuration and equipment

  • Price of a used unit: from $50 million (depending on condition, vintage and airframe)

  • Operating cost: $5,000 to $8,000 per flight hour, depending on operating intensity and region

  • Lease or rental options: available from select L3 Harris operators and partners

  • Availability of parts and service: global support network, fast availability of spare parts

Summary

The L3 Harris G550 ISR is the most advanced, flexible and reliable strategic reconnaissance aircraft on the market. With the integration of the latest technologies, open architecture and global support, it provides an information advantage in any operation. If you need a future-ready ISR platform, the L3 Harris G550 ISR is the best choice in its class.

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GB Aircraft is an experienced supplier of highly customized safety equipment and systems. Customers value us for our high quality service and offering proven solutions. We offer state-of-the-art security systems ideally configured to meet customer requirements and needs. Write or call, we will be happy to meet to discuss your needs. You are welcome!

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Are you interested in our solutions?

GB Aircraft is an experienced supplier of highly customized safety equipment and systems. Customers value us for our high quality service and offering proven solutions. We offer state-of-the-art security systems ideally configured to meet customer requirements and needs. Write or call, we will be happy to meet to discuss your needs. You are welcome!

+48 601 359 018

ARE YOU INTERESTED IN THIS MODEL?

Write or call us, we will be happy to help with the selection of a specific model and accessories. As part of our business, GB Aircraft takes care of all the activities and formalities required for importing and registering a helicopter on behalf of the client. Upon request, we are able to help arrange financing in cooperation with reputable leasing companies. You are welcome!

+48 601 359 018

e-mail: rafal.karski@gbaircraft.pl