
Seabed imaging
SNR900U Side-Scan Sonar
- Frequency options
- 400/900 kHz or 600/1600 kHz
- Reference range
- 150 m at 400 kHz; 75 m at 900 kHz
- Pulse type
- CHIRP



Forward-looking acoustic imaging for navigation, detection and inspection.
The SNR-C400 integrates with ROVs, UUVs, crewed or uncrewed vessels and fixed monitoring points. It supports target detection and situational awareness when optical visibility is poor.
System capabilities
Application fit
Technical data
Core performance and interface data for preliminary system selection.
Confirm a project configuration →| Operating frequency | 400 kHz |
|---|---|
| Maximum reference range | 200 m |
| Horizontal field | 135° |
| Vertical field | 10° / 20° |
| Standard working depth | 100 m; deeper option available |
Engineering path
A clear sequence keeps product selection, integration and acceptance tied to the mission.
Confirm the environment, users, required outcome and constraints.
Resolve payload, interfaces, accessories and performance targets.
Agree tests, documentation, training, delivery and handover criteria.
Selection context
Use these guides to test the mission assumptions behind a product shortlist.
Engineering Guide
Improve low-visibility ROV inspection by testing camera and light geometry, controlling standoff and motion, preserving scale, and handing off to sonar.
Operational Guide
Plan ROV sonar inspection from shakedown and search pattern through contact marking, reacquisition, close inspection, coverage control, and reporting.
Integration can be reviewed around the mission, selected options and interfaces. Typical engineering inputs include forward-looking acoustic image, multi-platform integration, target marking, destination-country requirements and the intended operating environment.
Provide the destination country, operating scenario, required quantity, target performance, payload or integration requirements, delivery timing and any mandatory standards.
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Seabed imaging

High-resolution bathymetry

Modular underwater robot
Send the mission profile and destination country. We will confirm the suitable configuration, documentation scope, lead time and acceptance plan.
Request a technical review