Engineering:MC 55A Peregrine
| MC-55A Peregrine | |
|---|---|
| File:N567G Gulfstream MC-55A Peregrine (G550), Royal Australian Air Force, Greenville-Majors 12-08-25 (55080871760).jpg MC‑55A Peregrine Grounded | |
| General information | |
| Manufacturer | L3Harris Technologies |
| Designer | Gulfstream Aerospace |
| Management and usage | RAAF (No. 10 SQN) |
| Number built | 4 Aircraft |
| History | |
| Introduction date | January 22, 2026 |
| First flight | January 22, 2026 |
The MC-55A Peregrine is an airborne Intelligence, Surveillance, Reconnaissance, and Electronic Warfare (ISREW) aircraft operated by the Royal Australian Air Force (RAAF).
The aircraft is built upon a modified Gulfstream G550 business jet airframe. It was extensively modified and integrated with advanced mission intelligence systems by the prime contractor L3Harris Technologies in the United States.
MC-55A Peregrine
The MC‑55A Peregrine is a multi‑role intelligence, surveillance, reconnaissance, and electronic warfare aircraft developed for long‑range strategic missions. Designed as a highly adaptable platform, the MC‑55A integrates advanced sensor suites, secure communications, and modular mission bays to support a wide range of operations including signals intelligence (SIGINT), electronic intelligence (ELINT), battlefield networking, and stand‑off reconnaissance.[1]
Design and Development
The MC‑55A Peregrine was conceived as a next‑generation ISR aircraft capable of operating in contested environments. Its airframe is based on a modified business‑jet platform, allowing for extended endurance, reduced operating costs, and rapid deployment.[2]
Key development goals included:
- Integration of Modular mission systems for rapid role changes
- Enhanced Electronic warfare capability
- Long‑range secure communications and data‑link interoperability
- Low‑observable features to reduce detection
The aircraft entered limited production following successful flight‑testing of its sensor fusion suite and electronic countermeasure systems.[3]
Specifications
- Crew: 4–6 (mission‑dependent)
- Length: 29.4 m
- Wingspan: 28.5 m
- Powerplant: 2 × Rolls-Royce BR710 turbofan engines
- Range: 12,500 km
- Service Ceiling: 51,000 ft
- Mission Endurance: Up to 15 hours
- Primary Systems:
- SIGINT/ELINT sensor arrays
- Multi‑band AESA radar
- Electronic attack pod integration
- Secure satellite communications
- Onboard data‑processing suite
- Tailfin Satcom Fairing
- Ventral Tail Dome
- Aircraft Capability Extension Systems (ACES)
- Ground Data Processing System[4]
Operational History
The MC‑55A Peregrine has been deployed in strategic reconnaissance roles, long‑range maritime surveillance, and joint‑force electronic warfare operations. Its ability to operate at stand‑off distances while collecting high‑value intelligence has made it a core asset in modern network‑centric warfare.
Notable operational characteristics include:
- Persistent ISR coverage over wide areas
- Real‑time data relay to ground and naval forces
- Ability to support joint targeting networks
- High survivability in contested airspace[5][6]
Operators
- Royal Australian Air Force – Primary launch customer (No. 10 Squadron)
- United States Air Force – Limited evaluation fleet
- Australian Defence Force – Considering procurement for long‑range ISR roles
See also
- AESA radar
References
- ↑ Dougherty, Robert. "RAAF confirms first fully crewed MC-55A Peregrine mission" (in en-AU). https://australianaviation.com.au/2026/05/raaf-confirms-first-fully-crewed-mc-55a-peregrine-mission/.
- ↑ "Australia Military Guide". https://www.globalsecurity.org/military/world/australia/.
- ↑ Rogoway, Dan Parsons, Tyler (2022-05-11). "Australia's New MC-55 Peregrine Electronic Warfare Jet Breaks Cover (Updated)" (in en-US). https://www.twz.com/australias-new-mc-55-peregrine-electronic-warfare-jet-breaks-cover.
- ↑ Defenestrate. "MC-55A Peregrine" (in en-AU). https://defencesa.com/projects/gulfstream-g550-peregrine/.
- ↑ Yeo, Mike (2026-01-26). "First MC-55A Peregrine surveillance and electronic warfare jet arrives in Australia - Breaking Defense" (in en-US). Breaking Defense. https://breakingdefense.com/2026/01/first-mc-55a-peregrine-surveillance-and-electronic-warfare-jet-arrives-in-australia/.
- ↑ "First MC-55A Peregrine Arrives in Australia" (in en-US). https://www.jedonline.com/2026/02/11/first-mc-55a-peregrine-arrives-in-australia/.
External links
- [Defence SA – Gulfstream G550 Peregrine](https://defencesa.com/projects/gulfstream-g550-peregrine/)
- [Australian Aviation – RAAF confirms first fully crewed MC-55A Peregrine mission](https://australianaviation.com.au/2026/05/raaf-confirms-first-fully-crewed-mc-55a-peregrine-mission/)
- [GlobalSecurity.org – MC-55 Peregrine](https://www.globalsecurity.org/military/world/australia/mc-55.htm)
- [The War Zone – Australia's new MC-55 Peregrine electronic warfare jet breaks cover](https://www.twz.com/australias-new-mc-55-peregrine-electronic-warfare-jet-breaks-cover)
- [Breaking Defense – First MC-55A Peregrine arrives in Australia](https://breakingdefense.com/2026/01/first-mc-55a-peregrine-surveillance-and-electronic-warfare-jet-arrives-in-australia/)
- [Journal of Electronic Defense – First MC-55A Peregrine arrives in Australia](https://www.jedonline.com/2026/02/11/first-mc-55a-peregrine-arrives-in-australia/)
 |  |
,_Royal_Australian_Air_Force,_Greenville-Majors_12-08-25_(55080871760).jpg){kind=link}