# EXRAY: robot model

Canonical ID: `4282c710-b2d3-4d67-bb85-a679655335d1`

- **Slug:** hydromea-exray
- **Form factor:** underwater_drone
- **Lifecycle:** active
- **Deployments registered:** 0

## Specs

- **dof:** 6
- **length_cm:** 70
- **weight_kg:** 9
- **runtime_hr:** 6
- **data_rate_mbps:** 10
- **depth_rating_m:** 200
- **max_speed_knots:** 2
- **wireless_range_m:** 50

## Deployments

_No deployments registered for this model._

## Supply chain

_No verified supply relationships on file. Supply-chain coverage is being added across the registry; check back as the seed populates this model's suppliers._

_Suppliers appear when verified with at least two strong sources. Sources are append-only; corrections add new sources rather than rewrite history._

## Common questions

### What is EXRAY?

Hydromea is a Swiss EPFL spin-off making underwater inspection robotics and optical wireless communications; the EXRAY is described as the world's first tetherless underwater inspection drone, replacing a physical tether with a 10 Mbps optical wireless link. Weighing 9 kg, the EXRAY is rated to 200 m depth, achieves up to 6 hours endurance, and carries a rotating full-HD/4K camera with optical zoom; it has six degrees of freedom via seven hubless thrusters.

### Who makes EXRAY?

EXRAY is made by Hydromea, based in Lausanne, Switzerland, founded in 2014.

### Where is EXRAY deployed?

No verified deployments of EXRAY are currently on the DEPLOY registry. DEPLOY records deployments only when verified at a named site with a primary source; absence may reflect pre-deployment, research, or manufacturer-internal use.


## Sources (2)

1. **EXRAY - Hydromea** · https://www.hydromea.com/exray-wireless-underwater-drone
2. **World's first wireless underwater drone uses light instead of tether - New Atlas** · https://newatlas.com/good-thinking/hydromea-exray-wireless-rov/

_API: GET /v1/models/4282c710-b2d3-4d67-bb85-a679655335d1 · canonical URL: /models/hydromea-exray_