KUKA KR120 R1800 NANO

Robot details

The KUKA KR 120 R1800 nano is a 6‑axis heavy‑payload industrial robot designed to combine high load capacity, compact installation footprint, and excellent precision in space‑optimized automation cells.

With a payload capacity of 120 kg and a reach of 1,800 mm, the KR 120 R1800 nano is ideal for applications that require handling of heavy components within confined spaces, such as machine loading, assembly, palletizing, and material handling in high‑density production environments.

The nano design features a short rear arm and reduced interference radius, allowing robots to be installed closer together and enabling compact, highly efficient production layouts.

The robot is powered by the KUKA KR C5 controller, KUKA’s latest‑generation control platform, providing high‑performance motion control, advanced connectivity, and compact system architecture for modern, digitally integrated industrial automation.


Motion Concept and Performance

The KUKA KR 120 R1800 nano is optimized for stable, precise, and repeatable motion under heavy payloads, especially in compact and high‑density cells.

Key motion characteristics include:

  • High structural rigidity for heavy payload applications
  • Stable point‑to‑point and continuous path motion
  • High repeatability even at full load
  • Reduced rear‑arm swing for compact layouts
  • Reliable performance in continuous industrial duty cycles

The compact geometry allows efficient operation in confined spaces without sacrificing payload capacity or positioning accuracy.


Controller & Software – KUKA KR C5

The KUKA KR C5 controller is KUKA’s most advanced industrial robot controller, designed for high‑performance, flexible, and digitally connected automation systems.

Controller Highlights:

  • Compact and modular controller architecture
  • High‑precision motion and path control
  • Improved connectivity and Industry 4.0 readiness
  • Support for external axes and complex automation cells
  • Advanced diagnostics and integrated safety functions

The KR C5 ensures precise robot control, high system availability, and long‑term operational reliability, even in compact heavy‑payload applications.

Robot applications


General Parameters

Parameter Specification
Robot type Industrial articulated robot (nano version)
Axes 6
Payload 120 kg
Maximum reach 1,800 mm
Application class Heavy‑duty industrial automation
Mounting options Floor
Design Compact “nano” structure, high rigidity

Accuracy & Motion Control

Parameter Specification
Motion control High‑precision position control
Repeatability High, suitable for heavy‑payload tasks
Path accuracy Optimized for industrial motion
Motion behavior Stable, controlled, repeatable
Duty cycle Continuous heavy‑duty operation

Motor Speed & Dynamic Performance

Motor dynamics are optimized for stability and payload control rather than maximum acceleration.

Feature Description
Axis motors High‑torque industrial servo motors
Axis speed Optimized for compact cell stability
Acceleration Balanced for precision and control
Trajectory control Stable point‑to‑point and continuous paths
Load handling Optimized for heavy tools and components
Dynamic behavior Minimal deflection at full payload

Controller & System

Parameter Specification
Controller KUKA KR C5
Control software KUKA System Software (KSS)
External axes support Yes
Fieldbus integration Supported
Safety functions Integrated industrial safety

Typical Applications

  • Machine loading and unloading
  • Heavy material handling
  • Assembly of large components
  • Palletizing and depalletizing
  • Automotive and industrial production lines
  • High‑density automation cells

Key Benefits

  • High payload capacity (120 kg)
  • Compact nano design for space‑optimized layouts
  • Stable and precise motion under heavy load
  • Reduced interference in multi‑robot cells
  • Advanced KR C5 controller architecture
  • Proven KUKA industrial reliability
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