Industrial ArmManufacturing
KR IONTEC ultra
Built by KUKA Robotics · Germany
Updated May 2026·methodology
Overview
KUKA KR IONTEC ultra is a lightweight spot welding robot engineered for resistance spot welding with advanced lightweight welding guns. With payload capacity of 90 to 120 kg and maximum reach of 2305 to 2702 mm, it delivers enhanced performance for automotive and heavy manufacturing applications.
Flagship features
- Compact design ideal for confined workspaces
- Low maintenance with oil changes every 20,000 operating hours
- Suitable for electromobility applications, including heavy battery cell handling
- Intuitive operation with KUKA.PLC mxAutomation interface
- Can be expanded with KL 4000 linear axis up to 31.5 m
Specifications
Category: Industrial Arm- Arm class
- standard industrial
- Axes
- 6
- Payload
- ≤ 120 kg
- Reach
- ≤ 2702 mm
- IP rating
- IP 65
- Mounting
- Ceiling, Floor
- Controller
- KR C5
- Programming
- KUKA.PLC mxAutomation
- Safety cert.
- IP 54, IP 65, IP 67
- Force limiting
- No
- Maturity
- commercial
- Industries
- automotive
Detailed specifications
Motion & kinematics1
- Dof
- 6
Other18
- Duty Cycle
- continuous_24_7
- Industries
- automotive,electromobility
- Price Tier
- 40-80K
- Applications
- palletizing,machine_tending,cutting/separation,assembly,painting,cleanroom
- Sub Category
- spot_welding
- Datasheet Url
- Download Center
- Pricing Model
- purchase
- Model Variants
- KR 20 R3100,KR 25 R3100-2,KR 30 R2100,KR 30 R2100 CR lite,KR 50 R2100,KR 50 R2100 CR lite,KR 50 R2100 HO,KR 50 R2100-2 CR lite,KR 50 R2500,KR 50 R2500 CR lite,KR 50 R2500 F,KR 50 R2500 HO,KR 50 R2500-2 CR lite,KR 50 R2500-2 D01,KR 70 R2100,KR 70 R2100 CR lite,KR 70 R2100 F,KR 70 R2100 HO,KR 70 R2100-2 CR lite,KR 70 R2100-2 D01
- Operating Temp
- 0°C to 55°C
- Company Country
- DE
- Procedure Types
- handling,spot welding,battery handling,cutting,mechanical machining,polishing,materials separation,pick and pack,machine tending,additive manufacturing
- Deployment Notes
- compact design for narrow automation cells and confined spaces; low maintenance; suitable for handling heavy battery cells, spot welding, electromobility[1][2][3][4]
- Price On Request
- true
- Software Platform
- KUKA.PLC mxAutomation
- Availability Status
- available
- Primary Applications
- spot_welding,material_handling,machine_tending
- Additional Information
- - Compact design ideal for confined workspaces - Low maintenance with oil changes every 20,000 operating hours - Suitable for electromobility applications, including heavy battery cell handling - Intuitive operation with KUKA.PLC mxAutomation interface - Can be expanded with KL 4000 linear axis up to 31.5 m
- Service Network Density
- global
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