RB20-1800: Price, Specs & Simulation Models
RB20-1800 is a robot arm made by Rainbow Robotics. Source text is the Rainbow Robotics RB20-1800 product page.
| Spec | Value |
|---|---|
| Category | Robot arm |
| Manufacturer | Rainbow Robotics |
| Reference price | US$16,000 – US$32,000 |
| Weight | 70.5 kg |
| Payload | 20 kg |
| IP rating | IP66 |
| Compute | Real-time industrial controller / ROS 2 host interface |
| Sensors | High-precision absolute encoders at joints, Current/torque feedback loops |
| Applications | Manufacturing |
How much does the RB20-1800 cost?
The publicly listed reference price of the RB20-1800 is US$16,000 – US$32,000. Rainbow Robotics RB series industrial collaborative robots are quoted by channel distributors based on payload (3 kg–20 kg) and reach specifications.
Overview
This collaborative robot arm has a 20 kg payload capacity for heavy component handling and process automation. It features a 1800 mm reach, an Ø245 mm mounting footprint, and unrestricted mounting orientation. The repeatability is ±0.05 mm, ensuring precision in repetitive tasks. Joints J4, J5, and J6 have a motion range of ±360°, with a maximum joint speed of ±180°/s. The unit weighs 70.5 kg and is rated IP66 for operation at 0–50 °C and up to 90% RH.
The arm supports real-time control via ROS and connects to peripherals through M8 8-pin I/O, DIN 6-port, and MBus RTU interfaces. It is suitable for industrial environments including logistics warehouses, food manufacturing, outdoor operations, and metalworking lines.
RB20-1800 URDF & simulation models
- Repository: github.com
- Simulators: Gazebo, ROS 2, MoveIt 2
Similar robot arms & cobots
| Robot | Manufacturer | Price | DoF |
|---|---|---|---|
| RB10-1300 | Rainbow Robotics | US$16,000 – US$32,000 | 6 |
| RB16-900 | Rainbow Robotics | US$16,000 – US$32,000 | — |
| RB3-1200 | Rainbow Robotics | US$16,000 – US$32,000 | 6 |
| RB3-730 | Rainbow Robotics | US$16,000 – US$32,000 | 6 |
| RB5-850 | Rainbow Robotics | US$16,000 – US$32,000 | — |
| RB6-1700 | Rainbow Robotics | US$16,000 – US$32,000 | 6 |
Sources
- rainbow-robotics.com/제품솔루션/협동로봇/rb-series/rb20-1800 (accessed 2026-10-13)
Last updated 2026-10-13. Specs are compiled from manufacturer pages and the sources above. · All robot prices · 中文版