High-Performance Components for KRC2, KRC4 & KR C5 Controllers
As a global leader in industrial automation support, inRobots provides a comprehensive inventory of KUKA robot spare parts. From the versatile KR AGILUS to the heavy-duty KR QUANTEC series, we supply the critical drive modules, teach pendants, and cable harnesses required to keep your German-engineered robotics running at peak precision.
We also provide robot spare parts for major industrial robot brands including:
- Browse ABB Robot Parts
- Browse Fanuc Robot Robot
- Browse KUKA Robot Parts
- Browse Yaskawa Robot Parts
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Browse Mitsubishi Robot Parts
1. KUKA Controller Platforms (KSS/VSS Supported)
We support the full evolution of KUKA Control PC (KCP) architecture. Whether you are running KUKA System Software (KSS) 8.3, 8.6, or legacy versions, we have the matching hardware.
- KR C5: The latest compact, energy-efficient generation for modern smart factories.
- KRC4 / KRC4 Compact: The global standard for automotive and high-speed handling.
- KRC2 / KRC2 Edition 2005: Full support for legacy lines, including discontinued motherboards and MFC cards.
Critical Controller Modules In-Stock:
- Industrial PCs: Motherboards, HDD/SSD with KSS Images, and KVGA cards.
- Safety Logic: CIB (Cabinet Interface Boards), SIB (Safety Interface Boards), and PMB modules.
2. Core KUKA Replacement Components
The following components are among the most commonly replaced spare parts in KUKA robot systems.
KUKA SmartPAD & KCP Teach Pendants
The primary interface for KRL (KUKA Robot Language) programming. We offer New and Refurbished units:
- SmartPAD-2: Optimized for KR C5 controllers.
- SmartPAD-1: The ergonomic touch-screen standard for KRC4.
- KCP2 (V-KCP2): Durable keyboard interfaces for KRC2 and Edition 2005 system
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00-168-334 Smartpad
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00-291-556 Smartpad
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Servo Drives (KPP & KSP Modules)
KUKAs modular drive system requires exact specification matching. We stock:
- KPP (KUKA Power Pack): Combined power supply and drive units (e.g., KPP 600-20).
- KSP (KUKA Servo Pack): 3-channel and 1-channel servo drive modules.
- RDC (Resolver Digital Converter): Critical axis feedback boards (RDC2 for KRC4).
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00-198-269 Servo Drive
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00-198-268 Servo Drive
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00-117-344 Servo Drive
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High-Flex Cable Harnesses
Designed for high-torsion environments and continuous movement:
- Data & Power Cables: Available in 7m, 15m, and 25m standard or custom lengths.
- SmartPAD Connection Cables: Shielded to prevent EMI interference in welding cells.
- Internal Dress Packs: Complete internal harnesses for Quantec and Cybertech series.
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00-181-563 Smartpad Cable
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00-174-901 Smartpad Cable
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00-361-581 Smartpad Cable
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Servo Motors
Servo motors drive each robot axis and enable high precision positioning.
These motors work together with KUKA drive modules to ensure smooth motion and accurate path execution.
- Controller Boards
KUKA controllers contain various electronic boards responsible for:
- system control
- communication
- safety monitoring
These boards help maintain stable robot system performance.
Popular KUKA Robot Models
KUKA offers a wide range of robots used in industrial automation.
Common models include:
- KR 6 R900 - compact robot for electronics and assembly
- KR 10 R1100 - flexible automation robot
- KR 16 - versatile robot for machine tending
- KR 60 - high payload robot for heavy industrial applications
- KR 210 - large robot commonly used in automotive production
These robots rely on spare parts such as servo drives, cables, teach pendants, and controller modules.
| Robot Series | Payload Range | Primary Applications |
|---|---|---|
| KR AGILUS | 6kg - 11kg | Electronics, Lab Automation, High-speed Pick & Place |
| KR CYBERTECH | 10kg - 20kg | Arc Welding, Material Handling, Coating |
| KR QUANTEC | 120kg - 300kg | Automotive Spot Welding, Palletizing, Foundry |
| KR FORTEC | 360kg - 600kg | Heavy-duty Lifting, Aerospace, Milling |
KUKA Robot Applications
KUKA industrial robots are widely used in industries including:
- Automotive manufacturing
- Electronics assembly
- Welding automation
- Material handling
- Packaging and palletizing
- Logistics and warehouse automation
Their robots are widely recognized for precision engineering and advanced automation technology.
KUKA Robot Alarm Codes
Quickly identify faults and find the required replacement parts:
- Ackn. Under-voltage KPP: Typically indicates a failure in the Power Pack or internal fuse.
- SafeDevice Communication Error: Check your CIB/SIB safety boards or SBus cabling.
- Drive Error - Overcurrent: Often requires a KSP drive module replacement or motor inspection.
- Mastering Error: May indicate a faulty RDC board or depleted SRAM/Encoder batteries.
KUKA Robot Controller Architecture
KUKA robot controllers include several key modules that coordinate robot operation.
Typical architecture includes:
Control PC
Runs robot software and executes programs.
Servo Drive Modules (KSP)
Control the motion of robot axes.
Power Supply Modules (KPP)
Provide stable power to drive systems.
Allow communication with PLC systems and external automation equipment.
Together these modules ensure stable robot operation and precise motion control.
KUKA Programming Language (KRL)
KUKA robots use a programming language called KRL (KUKA Robot Language).
KRL allows engineers to:
- define robot movements
- create automation routines
- integrate robots with factory systems
Programs are typically developed using the SmartPAD interface or offline programming tools.
Industrial Robot Brands: Technical Reference Comparison
| Feature | FANUC (Japan) | KUKA (Germany) | ABB (Switzerland) | YASKAWA (Japan) | MITSUBISHI (Japan) |
|---|---|---|---|---|---|
| Brand Identity | The "Yellow" Robot | The "Orange" Robot | The "White/Red" Robot | Motoman Series | MELFA Series |
| Main Controllers | R-30iB Plus / R-30iA | KR C5 / KRC4 | OmniCore / IRC5 | YRC1000 / DX200 | CR800 / CR750 |
| Programming Language | TPE (Teach Pendant Edit) | KRL (KUKA Robot Language) | RAPID | INFORM (II / III) | MELFA-BASIC (IV/V/VI) |
| Teach Pendant Models | iPendant (A05B-) | SmartPAD (1 & 2) | FlexPendant (DSQC-) | Smart Pendant / JZRCR | R56TB / R32TB |
| Drive Technology | i / i Servo Amp | KPP / KSP Modules | Drive Modules (DSQC) | Sigma-5 / Sigma-7 | MDS / MR-J4 Units |
| Core Strengths | Automotive, Reliability, CNC Integration | German Precision, Heavy Payload, Welding | Path Accuracy, Food/Medical, Painting | High-speed Arc Welding, Handling | Electronics, Semi-conductor, SCARA |
| Software Tools | ROBOGUIDE | WorkVisual | RobotStudio | MotoSim | RT Toolbox3 |
Unsure which part you need? Our engineers can identify your component via serial number or alarm code. [Contact Tech Support] KUKA Robot Maintenance & Troubleshooting
Regular maintenance is essential to ensure stable robot operation.
Common maintenance tasks include:
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inspecting robot cables
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checking servo drives
- monitoring controller alarms
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testing motors and encoders
Replacing faulty components helps maintain efficient production operations.
KUKA Spare Parts Index Pages
To help engineers quickly locate parts, we provide organized reference pages including:
- KUKA Part Number Index
- KUKA SmartPAD & Teach Pendant Index
- KUKA Servo Drive Index
- KUKA Robot Cable Index
- KUKA Controller Boards Index
These pages allow browsing by part number, robot model, or component category.
Shop KUKA Robot Spare Parts
Browse our complete catalog of KUKA replacement components.
Our inventory includes:
- SmartPAD teach pendants
- Servo drive modules
- Robot cables
- Servo motors
- Controller boards
- Power supply modules
Reliable replacement parts help keep automation systems running smoothly and efficiently.
FAQ C KUKA Robot Spare Parts
Q: How do I identify my KUKA part number?
A: Locate the white identification label on the component. The Art.-Nr. (Article Number) is usually an 8-digit or 9-digit code (e.g., 00-123-456).
Q: Do you provide software-ready components?
A: Yes, we can provide Control PCs pre-loaded with specific KSS versions to help you restore production faster.
Q: Are your parts compatible with Volkswagen (V-KUKA) standards?
A: Yes, we stock V-KCP2 pendants and VKRC-specific modules commonly used in automotive plants.
About KUKA Robotics
KUKA is a German manufacturer specializing in industrial robots and factory automation systems.
KUKA robots are widely used in automotive manufacturing, electronics production, and advanced industrial automation.
The company is known for its high-precision robotics technology and advanced automation solutions.







