SL20Y 1

Remote Control Survey Boat

The most affordable minimum size survey platform

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Dedicated pool for different ADCPs

The 177mm wide moon pool supports the flexible deployment of different ADCPs.

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Flexible operation with remote controller

The USV is operated using a remote controller so that the operator can enjoy higher levels of flexibility and safety in harsh working environments.

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Adapt to extremely shallow waters

With an extremely low draft of 15cm, this USV can expand your exploration area to include offshore coasts, shoals and reefs.

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Compact and portable

This USV only weighs 15kg and is 105cm long, so it can be carried by one person and transported in the trunk of a car.

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High speed and tangle free

The innovative propeller system allows the USV to sail at a speed up to 5m/s and avoid being entangled with water plants and rubbish.


Hull MaterialCarbon Fiber
Hull Length105 cm
Hull Width55 cm
Weight (excl. ADCP)14 kg
Payload10 kg
MotorWater jet popeller
Moon Pool≤ 190 mm
Remote ControlRadio Frequency
Remote Control Frequency900 MHz/ 868 MHz
Remote Control Range2km
Data Telemetry Frequency900 MHz/ 868 MHz
Data Telemetry Range2 km
Survey Speed2-5 knots (1-2.5m/s)
Top Speed10knots (5m/s)
Battery Endurance2hours @ 2.5m/s
Battery Pack1 x 33V 40Ah
Quick Battery Replacement
InstrumentationSontek RiverSurveyor S5/M9
Teledyne RD Instruments Workhorse Rio Grande
Teledyne RD Instruments RiverRay
Teledyne RD Instruments RiverPro
Teledyne RD Instruments RioPro
Teledyne RD Instruments StreamPro
Linkquest Flowquest
OptionsReal time video monitoring
ADCP telemety module


Application Case

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    SL20 Unmanned Boat Surveys Three Plateau Glacial Lakes in Tibet
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  • SL20 in France 4
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  • SL20 in France 2
  • SL20 in France 1
  • SL20 in France


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