The SL20 autonomous survey boat is a compact and portable USV for hydrographic and bathymetric surveys. Its moon pool supports flexible deployment of different instruments, including ADCP and echo-sounders. Made from carbon fibre, the SL20 measures 1 meter long and weighs 17 kg, and can be easily operated and transported by one person. Its powerful battery and low power consumption ensures 6 hours of endurance while sailing in 3 knots.

Auto-pilot And Real-time Data Telemetry

① Dedicated pool for instruments

The 177 mm-wide moon pool supports flexible deployment of different instruments like ADCPs and echo sounders.
· Revier Survey of M9 ADCP
· RiverRay ADCP

② Auto-pilot And Realtime Data Telemetry

• The SL20 USV supports both remote control mode and auto-pilot mode, performs great line tracking capability.
• The base station can be easily set up on field, data can be transmitted in real time.

③ Compact and Long Endurance

• The SL20 USV is 1 meter long and weights 17 kg, it’s easy for one person to operate and transport.
• Powerful battery and low power consumption supports 6 hours of endurance at 3 knots.

④ Adaptable to extremely shallow water

• With an extremely low draft of 15cm, the SL20 USV allows you to survey freely on offshore coasts, shoals and reefs where traditional manned vessel unable to enter.

⑤ High Speed and Well Protected Propeller

• Waterjet propulsion system drives the maximum speed to 5m/s
• Safety protection avoids the propellers being intertwined with water plants or water debris.

Specifications: