The SL40Y is a compact, remote-controlled USV tailored for discharge monitoring, bathymetry, and velocity profiling. Designed with a trimaran hull and electric water-jet propulsion, it combines high-speed performance (up to 10 knots) with resistance to entanglement from debris and aquatic vegetation. The SL40Y supports quick deployment of sonar payloads like ADCPs, echosounders, and side-scan sonars, with tool-free installation into its built-in moonpool. This USV is ideal for single-operator missions in inland rivers, reservoirs, and industrial zones where autonomous ops are not needed.
| Manufacturer | OceanAlpha |
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| Availability | Purchasable |
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The SL40Y is a manually operated remote-controlled USV, offering high agility and operator control in complex or hazardous field conditions. It does not support autonomous navigation but enables rapid launch, maneuverability in shallow/urban waters, and tangle-free operation. The built-in moonpool allows fast mounting of payloads, streamlining mission setup and improving operational safety in polluted or weed-heavy waterways.

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