STM NETA 300
A portable autonomous survey vehicle with a Turkish domestic contract and documented sea trials.
- Country / region
- Türkiye
- Programme status
- Order / production commitment
- Sources reviewed
- 21 Sept 2026
- Primary domain
- Underwater
- System type
- Autonomous underwater vehicle
- Developer / manufacturer
- STM
- Origin / production countries
- Türkiye
- Other names
- NETA 300
- Variants / configurations
- Basic battery configuration; Extended endurance configuration
- Operators / programme customers
- Turkish Navy — intended user under a domestic sales contract
Evidence & current status
Manufacturer claims are distinguished from procurement and acceptance evidence; undisclosed figures have not been estimated.
Role & capabilities
- Seabed mapping
- Mine detection support
- Underwater search
Specifications in context
- Configuration
- Portable modular autonomous underwater vehicle
Supplier-published configuration; payload and operating conditions affect performance.
Source - Hull / propulsion
- Battery electric; 2.1 or 4.2 kWh lithium-ion options
Supplier-published configuration; payload and operating conditions affect performance.
Source - Dimensions
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source - Displacement / mass
- 70 kg basic configuration; up to 85 kg
Supplier-published configuration; payload and operating conditions affect performance.
Source - Payload
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source - Endurance
- 12 or 24 hours, depending on battery option
Supplier baseline for 2.1/4.2 kWh configurations; not maximum-speed endurance.
Source - Range
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source - Speed
- Up to 5 knots
Supplier-published configuration; payload and operating conditions affect performance.
Source - Operating depth
- Up to 300 m
Supplier-published configuration; payload and operating conditions affect performance.
Source - Sensors
- Side-scan and gap-filling sonar; optional synthetic aperture sonar
Supplier-published configuration; payload and operating conditions affect performance.
Source - Communications / control
- Not established in the reviewed public sources.
Public evidence gap. No estimate or neighbouring variant value has been substituted.
Source - Launch / deployment
- Two-person portable; deployable from surface platforms
Supplier-published configuration; payload and operating conditions affect performance.
Source