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Loitering Munition System
Autonomous reconnaissance-strike loitering munition system
Leisan SL250
Synapline's Leisan loitering munition system combines reconnaissance and precision strike capabilities, giving armed forces the ability to identify threats and deliver a lethal payload with minimal collateral effects.
Its small size and low acoustic, visual and thermal signature make it difficult to detect by enemy counter-UAV systems.
Mission roles
Technical data
Specifications
- Dimensions
- Wingspan 2.5 m · Length 1.6 m
- Max. take-off weight
- 12 kg
- Max. warhead payload
- 3 kg
- Max. flight time
- 60+ min
- Cruise speed
- 82 km/h
- Attack speed
- 180 km/h
- Operational range
- Up to 100 km (50 km datalink range)
- Max. operating altitude
- 4,500 m ASL
- Ceiling
- 150–900 m AGL
- Launch method
- Catapult launched
- Effect on target
- Anti-armour and anti-personnel
- Terminal seeker
- MICROCON MICRO300 EO/IR
Capabilities
Key features
- Modular warhead configurations (training, high-explosive, thermobaric)
- EW resilient in GNSS- and communication-denied missions
- Fully autonomous attack mode on a selected target, based on onboard visual and laser-guided homing
- Multi-UAV C2 and swarm attack capability
- Automatic evasion from kinetic attacks using RGB and IR cameras
- Seamless integration with small ISR UAVs for sensor-to-shooter missions

Terminal guidance
Autonomous visual and laser-guided terminal homing
Onboard homing autonomy
Autonomous navigation in GNSS-denied environments
< 15 min
System setup and launch
Minimal footprint
Low acoustic, visual and thermal signature
Under jamming
Aeter V2 finds and lases the target from standoff; Leisan homes on the spot and strikes.
EO/IR navigation camera
Day and night vision-based navigation.
Visual and laser homing
Autonomous terminal guidance independent of GNSS and the datalink.
Multiple seekers and warheads
Anti-armour warhead options and interchangeable seekers.

Request a technical briefing on Leisan SL250
Contact our team for technical briefings, demonstrations and integration support.