Thales Watchkeeper WK450
| Watchkeeper | |
|---|---|
| A Watchkeeper based at RAF Akrotiri | |
| General information | |
| Type | Unmanned surveillance and reconnaissance aerial vehicle |
| National origin | United Kingdom Israel |
| Manufacturer | Thales Group & Elbit Systems |
| Status | Out of service |
| Primary user | British Army |
| Number built | 54 |
| History | |
| Introduction date | 30 November 2018 (full operational capability) |
| First flight | 14 April 2010 |
| Developed from | Elbit Hermes 450 |
| Variant | Watchkeeper X |
The Thales Watchkeeper is an unmanned aerial vehicle (UAV) for intelligence, surveillance, target acquisition, and reconnaissance (ISTAR) used by the British Army. Originally, It was developed by UAV Tactical Systems (U-TacS), a joint venture of Elbit Systems UK and Thales UK, and is based on Elbit's Hermes 450, the production entity came under the full ownership of Elbit Systems in January 2026.
The Watchkeeper entered full service in 2019, and although previously slated for retirement in March 2025, significantly before its earlier planned out-of-service date of 2042, this has now been extended to an out-of-service date of March 2027.