🐕 Robot Dog• commercial• medium

RBQ-3

by Rainbow Robotics

Released: 2023

💰 USD 40,000 – 60,000

The RBQ-3 is an AI-enabled autonomous quadrupedal robot developed by Rainbow Robotics, a South Korean company founded using technology from KAIST. Designed for surveillance, reconnaissance, and search missions, the RBQ-3 excels in navigating complex terrains including rough outdoor and indoor environments. The robot integrates advanced sensor suites including LiDAR, RGB cameras, and stereo depth cameras for precise environmental perception and mapping. Key capabilities include stable walking and running on uneven terrain, autonomous navigation with gait adaptation, and support for various mission equipment through its payload capacity. The RBQ-3 is optimized for applications in military operations, fire safety and search-and-rescue missions, crime prevention patrols, safety inspections, and logistics. Its robust design, combined with wireless control via WiFi UDP protocols and up to 3 hours of continuous operation, makes it suitable for both research institutions and operational deployments. The platform is fully programmable for AI and robotics development, with partnerships established at South Korean universities for advancing quadruped walking algorithms and AI interaction research.

2.0 m/s

Max Speed

12 (3 per leg)

Total DOF

180 min

Runtime

3 kg

Max Payload

Full Specifications

Physical Design

Body Length350 mm

Standing Height400 mm

Body Width550 mm

Weight25 kg

Number of Legs4

Total DOF12 (3 per leg)

DOF Per Leg3

MaterialsHigh-strength aluminum alloy and durable protective polymer shells

Locomotion & Gait

Supported Gaitswalk, run, dynamic motions including backflips and jumps

Max Speed2.0 m/s

Max Climb Angle22° (40% slope gradient)°

Vertical Leap0.3 m m

Max Step Heightseveral centimeters cm

Terrain Capabilitiesrough outdoor terrain, indoor terrain, uneven landscapes, complex terrain, slopes with adaptable posture control

Actuation System

Actuator TypeHigh-performance brushless DC (BLDC) motors (Custom in-house design)

TransmissionHigh-precision Gearbox

Compliancecompliant

Payload & Manipulation

Max Payload3 kg

Manipulator Armno

Sensing & Perception

LiDARLiDAR (model/specs not specified)

Depth CamerasFront-facing stereo depth camera

IMUIndustrial-grade 6-axis IMU

GPSyes

Obstacle DetectionLiDAR and multi-camera systems for 3D perception

Tactile SensorsFoot-end force perception via motor current feedback

Autonomy & Navigation

Autonomous Navyes

SLAM3D SLAM-based mapping and localization

Remote Controlyes, wireless via WiFi UDP channels

TeleoperationReal-time wireless command reception enabling remote control and task updates

Control & Software

CommunicationWiFi, UDP channel for walk commands

ROS SupportYes (ROS 1 / ROS 2)

SDK/APIProgrammable for AI and robotics development

SimulationGazebo, MuJoCo, Isaac Sim

Control ModesGait control with algorithm resistant to external impacts

Onboard ComputeHigh-performance industrial PC (x86/ARM options)

Power & Battery

Battery Capacity800 Wh Wh

Runtime180 min

Charging Time120 minutes min

Power Sourcebattery

Reliability & Safety

IP RatingIP54 (Protected against dust and splashing water)

Operating Temp-10°C to 45°C

CertificationsCE, KC (Korean Certification)

Emergency StopIntegrated physical E-stop and remote software disconnect

Applications

Use Casessurveillance, reconnaissance, search and rescue, military operations, fire safety, crime prevention patrols, safety inspection, hazardous environment exploration

Industriesmilitary, fire safety, law enforcement, logistics, research and development

Notable DeploymentsTesting with South Korean law enforcement and fire safety departments

Commercial

PriceUSD 40,000 – 60,000

Order Lead Time8–12 Weeks

Warranty1-year standard limited warranty.

Support24/7 online technical support and documentation portal

CountriesSouth Korea

Other Notable Features

Gait adaptability with automatic adjustment for uneven terrain and climbing; capable of overcoming step differences up to several centimeters; robust sensor fusion for precise 3D perception; compact design optimized for accessibility in confined spaces; full metal construction with durability and IP rating considerations; ability to execute dynamic motions such as backflips and jumps; highly resistant gait control algorithm against external impacts

Image Gallery

Below images are from Rainbow Robotics's official sources

Review Videos

RBQ-3 Review Video 1

Click to play

RBQ-3 Review Video 2

Click to play

RBQ-3 Review Video 3

Click to play

Frequently Asked Questions

1. What is the robot dog RBQ-3, and what problem does it solve?▼

RBQ-3 is a quadruped robot developed by Rainbow Robotics for surveillance, reconnaissance, and search missions. According to the manufacturer, it addresses challenges in navigating rough terrain and performing tasks in hazardous areas inaccessible to humans.

2. What are the main capabilities and key features of RBQ-3?▼

RBQ-3 features autonomous walking on uneven terrain, sensor integration including LiDAR and cameras, and wireless communication via Wi-Fi. The manufacturer states it supports gait adaptation for complex landscapes and remote control.

3. Who is RBQ-3 built for, and which industries benefit from it?▼

RBQ-3 targets users in military, security, safety inspection, and logistics sectors. According to Rainbow Robotics, it serves applications like crime prevention patrols and search operations in fire safety.

4. Is RBQ-3 a commercial product or a research prototype?▼

RBQ-3 is presented as a product in the RBQ series by Rainbow Robotics, optimized for field operations. The company positions it as a platform for equipping sensors in practical missions rather than solely a prototype.

5. Is RBQ-3 currently available for purchase?▼

Availability details for RBQ-3 are not specified in public manufacturer information. Rainbow Robotics lists it in product catalogs, suggesting commercial intent, but direct purchase status requires contacting the company.

6. How does RBQ-3 perform in real-world environments and rough terrain?▼

According to Rainbow Robotics, RBQ-3 adapts its gait to traverse uneven indoor and outdoor terrains, including slopes and step differences. It uses sensor fusion for perception in complex, real-world settings.

7. When was RBQ-3 announced or officially launched?▼

RBQ-3 appears in Rainbow Robotics materials from at least 2022, including trade show profiles. The company has featured it in product series documentation without specifying an exact launch date.

8. How does RBQ-3 compare to other quadruped robot dogs?▼

RBQ-3 emphasizes terrain adaptability and sensor integration similar to other quadrupeds, per manufacturer descriptions. Rainbow Robotics highlights its use in surveillance, distinguishing it through Korean-developed gait control for rough fields.

9. Does RBQ-3 support third-party software development or SDKs?▼

Rainbow Robotics indicates ROS2 support and interfaces like CAN, USB, and LAN for external equipment. This enables integration with third-party vision systems and control software.

10. What is the future roadmap or planned upgrades for RBQ-3?▼

The company has announced the RBQ series lineup including RBQ-3 and RBQ-5, with potential additions like communication modules. Rainbow Robotics notes specifications may evolve to enhance performance.