Monitoring USV SV300

multi-sensorbathymetric monitoringautonomous

Overview
The SV300 Unmanned Surface Vessel is a compact, highly integrated autonomous platform for hydrographic surveying and multi-parameter water monitoring. It integrates high-precision GNSS positioning, depth sounding and vessel control software with an expandable payload bay to automate data acquisition, processing and mission workflows.

Key features

• Integrated GNSS antenna and GNSS+IMU positioning
• Millimetre-wave obstacle-avoidance radar and 360° panoramic camera
• Quick installation: ready to operate out of the box
• IP67 dustproof and waterproof protection
• Foldable high-speed brushless propeller and brushless DC motor
• Dual high-energy lithium battery packs with hot-swap support
• Automatic cross-section and line measurement; vessel battery status monitoring
• Integrated master control with high automation and disturbance resistance

Equipment compatibility

• Optical cameras
• Lidar
• Echo sounder / single-beam and multi-beam devices
• Water quality and multi-parameter probes
• Meteorological sensors
• Automatic water sampler
• Side-scan sonar
• SDK open for secondary development and custom integration

Technical specifications

• Hull dimensions: 980 × 520 × 254 mm
• Material: high-molecular carbon fiber; Kevlar fabric
• Hull form: fully curved M-shaped monohull
• Weight: empty 7 kg; loaded 30 kg (including base station, controller and battery)
• Maximum payload: 35 kg
• Weather rating: wind class 3; wave class 2
• Draft: 8.5 cm
• Safety design: auto-return in shallow water; full bumper strip; dual redundant anti-collision design; obstacle detection 0.1–20 m (optional 40 m module); forward ±120° FOV
• Motor: brushless DC motor; propeller: brushless direct drive, foldable
• Rated power: 900 W; rated speed: 5300 RPM
• Motor protection: semi-submersible design; waterproof shaft seal with circulating cooling; anti-entanglement design
• Battery: 33.6 V 25 Ah × 2 high-energy-density lithium batteries (supports rapid battery replacement without shutdown)
• Endurance (time): one pack: 3 h @ 2 m/s; 7 h @ 1.5 m/s
• Endurance (distance): economical cruise range 38 km
• Navigation speed: up to 7 m/s; safe navigation at 4 m/s in turbulent waters
• Communications: basic — radio (optional), network & CORS; video — 4G & 2.4 GHz; data — 4G, 2.4 GHz & radio (optional)
• SIM card slot: Nano SIM
• Interfaces: 2 × RJ45 Ethernet; 2 × RS232; 2 × RS485
• Control modes: manual & automatic (auto/manual sailing, route planning, cruise/patrol/navigation)
• Positioning signals: GPS L1C/A, L2C, L2P; BDS B1I/B2I/B3I; GLONASS G1/G2; Galileo E1/E5b; QZSS L1C/A, L2C; SBAS L1C/A
• Cold start: < 30 s; Initialization: < 5 s (D < 10 km)
• Single point position (RMS): ≤ 1.5 m horizontal; ≤ 2.5 m vertical
• DGNSS accuracy: 40 cm + 1 ppm horizontal; 80 cm + 1 ppm vertical
• RTK accuracy: ±8 mm + 1 ppm horizontal; ±15 mm + 1 ppm vertical
• Heading accuracy: ±0.1° (1 m at 1 m baseline); roll/pitch accuracy: 6°/h, 20 s rotation time
• IMU update rate: 200 Hz
• Remote controller: 277 × 138 × 96 mm; sunlight-readable 1920 × 1200 display; 4 GB RAM / 64 GB ROM; 2.4–2.483 GHz; effective range up to 3 km; supports 4G remote control; 20,000 mAh battery, ~8 h operation; Type-C 18 W fast charge; interfaces: PPM, RJ45, USB, Type-C, SIM slot, TF slot; Linux system
• Depth measurement: 200 kHz; beam width 8°; range 0.15–200 m (range-dependent); resolution 8 mm; stability ±2 cm (CEP.95 @ 10 m); measurement rate ±1 cm + 0.1% D; power 9–28 V; power consumption 5–10 W