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Version: ROS 2 Humble

Hokuyo UST20-LX

Item Numbers

DescriptionCPR ItemSales KitInstallation Kit, With Fasteners
Hokuyo UST20-LX sensor016359029013029012


Mass0.13 kg
Voltage, Minimum10 V
Voltage, Maximum30 V
Voltage, Sensor12 V or 24 V
Power, Average3.6 W
DataEthernet, 100 Mbit/s
Range, Minimum0.06 m
Range, Maximum20 m
Range, Accuracy± 40 mm
View, Horizontal270 °
Resolution, Horizontal0.25 °
Ingress Protection, Solids6
Ingress Protection, Liquids5
Operating Temperature, Min-10 °C
Operating Temperature, Max50 °C

Software Bringup

This sensor is included in the Clearpath Robotics robot package that is installed on all of our robots. This allows you to add or remove the sensor from your robot's software description by modifying the robot configuration yaml.

- model: hokuyo_ust
urdf_enabled: true
launch_enabled: true
parent: base_link
xyz: [0.0, 0.0, 0.0]
rpy: [0.0, 0.0, 0.0]
laser_frame_id: lidar2d_0_laser
ip_port: 10940
angle_min: -2.356
angle_max: 2.356

Package and Setup

The Hokuyo UST uses the urg_node ROS 2 package. The driver is open source, maintained by the ROS community, and hosted on GitHub.

For more specifics on the way the Clearpath's configuration system launches the driver, see the Hokuyo UST launch file and the default parameter file in clearpath_sensors.


Clearpath is committed to your success. Please get in touch with us and we will do our best to get you rolling again quickly:

To get in touch with a salesperson regarding Clearpath Robotics products, please email

If you have an issue that is specifically about ROS and is something which may be of interest to the broader community, consider asking it on If you do not get a satisfactory response, please ping us and include a link to your question as posted there. If appropriate, we will answer in the ROS Answers context for the benefit of the community.

Further Reading

  1. Clearpath Robotics Store
  2. Datasheet
  3. User Manual
  4. Hokuyo Website
  5. ROS webpage