ASELSAN / Sefine MARLIN
A Turkish modular naval USV with documented entry into the Navy inventory and several separately advertised mission variants.
- Country / region
- Türkiye
- Programme status
- In service / use documented
- Sources reviewed
- 20 Sept 2026
- Primary domain
- Sea surface
- System type
- Uncrewed surface vessel
- Developer / manufacturer
- ASELSAN / Sefine Shipyard
- Origin / production countries
- Türkiye
- Other names
- MARLİN; MARLIN ASV; TCB Marlin
- Variants / configurations
- MARLIN EW 100 — reported Navy inventory configuration; MARLIN ASW 100 — separately specified mission variant
- Operators / programme customers
- Turkish Naval Forces — MARLIN EW 100 identified in manufacturer annual report
Evidence & current status
Operational inventory evidence is for EW 100; most numerical data here are for ASW 100. Manufacturer data sheets state tolerances and possible specification changes.
Role & capabilities
- Maritime surveillance
- Modular electronic-sensing payloads
- Underwater-sensing support
Specifications in context
- Configuration
- Modular uncrewed naval vessel; autonomous or remote modes
Supplier-published figure; configuration and operating conditions affect performance.
Source - Hull / propulsion
- ASW 100: two 600 hp diesel engines
Supplier-published figure; configuration and operating conditions affect performance.
Source - Dimensions
- ASW 100: 15 m length; 3.85 m width
Supplier-published figure; configuration and operating conditions affect performance.
Source - Displacement / mass
- ASW 100: 21 tons
Source term; loading condition not fully defined.
Source - Payload
- ASW 100: at least 4 tons advertised
Not proof of every delivered variant's payload fit.
Source - Endurance
- ASW 100: 72 hours
Supplier-published figure; configuration and operating conditions affect performance.
Source - Range
- At least 1,000 nautical miles in the earlier MARLIN sheet
Older generic baseline, not repeated in the ASW 100 sheet.
Source - Speed
- ASW 100: at least 35 knots maximum-speed rating
Supplier-published figure; configuration and operating conditions affect performance.
Source - Sea state / environment
- Not established in the reviewed public sources.
Public data gap; no estimate or neighbouring variant value substituted.
Source - Sensors
- Radar, AIS, forward-looking sonar; optional EO/IR and acoustic payloads
Supplier-published figure; configuration and operating conditions affect performance.
Source - Communications / control
- Satellite, RF line-of-sight and cellular links; mobile control station
Supplier-published figure; configuration and operating conditions affect performance.
Source - Launch / deployment
- Port or supporting naval ship deployments advertised
Supplier-published figure; configuration and operating conditions affect performance.
Source