Robot · Controller Series
R-50iA
FANUC R‑50iA controllers deliver smarter, compact automation with enhanced performance, intuitive use, and three flexible cabinet options.
R-2000/E Series
R-2000/125F-31E
Max Payload
125 kg
Reach
3100 mm
Axes
6
Mechanical Weight
1125 kg
The FANUC R-2000/125F-31E provides a balanced combination of reach, payload, and footprint for medium-to-heavy industrial automation. With a 125 kg payload and 3100 mm reach, this floor-mounted robot is well suited for spot welding, material handling, and general assembly operations requiring extended coverage. Its 6-axis articulation and ±0.05 mm repeatability ensure dependable performance across high-volume production cycles.
Operating with the FANUC R-50iA controller, this robot takes full advantage of the R-2000/E Series’ faster speeds and smarter functionality. Maintenance-free operation, improved cable routing, and reduced power consumption help minimize downtime while supporting modern digital manufacturing and remote diagnostics.
Specifications
Technical Details
Essential technical details and valuable information about our products to help you make the right decisions and get the most out of your FANUC products.
- Controller Series
- R-50iA
- Axes
- 6
- Max Payload
- 125 kg
- Mounting Method
- Floor
- Repeatability
- ±0.05 mm
- Reach
- 3100 mm
- Mechanical Weight
- 1125 kg
- Average Power Consumption
- 2.5 kW
- J1 Motion Range
- 370°
- J2 Motion Range
- 136°
- J3 Motion Range
- 346°
- J4 Motion Range
- 720°
- J5 Motion Range
- 250°
- J6 Motion Range
- 720°
- J1 Speed
- 130°/s
- J2 Speed
- 120°/s
- J3 Speed
- 140°/s
- J4 Speed
- 220°/s
- J5 Speed
- 220°/s
- J6 Speed
- 300°/s
- J4 Moment / Inertia
- 760/100
- J5 Moment / Inertia
- 760/100
- J6 Moment / Inertia
- 415/75
- Body Standard / Optional
- STANDARD
- Wrist & J3 Arm
- STANDARD
Downloads
Download for More Information
Access essential technical specifications and valuable information about our products through our downloadable documents, supporting your decision-making process and maximizing your use of FANUC products.
Compatibility
Controller Series
Compatibility
Compatible Teach Pendants
Teach Pendant
Tablet Teach Pendant
Easy, intuitive robot programming with a lightweight, ergonomic design ideal for all experience levels.
Accessories
Available Accessories
Force Sensor
FANUC Force Sensors give robots a human-like sense of touch with 6‑axis force and torque detection for precise, reliable performance.
iRVision
iRVision is FANUC’s unique, fully-integrated visual detection system that enables FANUC robots to see — making production faster, smarter and more reliable.
Explore the Full Lineup
The R-2000/E Series
FANUC R‑2000/E Series offers eight heavy‑payload robots with 120–300 kg capacity and up to 3905 mm reach for welding, handling, and logistics.
Applications
The Perfect Fit for Your Application
Assembly
Robotic assembly boosts speed, precision, and flexibility across industries, with smart features like iRVision and force sensing enhancing quality.
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FANUC robots come iRVision Ready — our unique, integrated vision system enables smarter, faster, more reliable inspection with unmatched precision.
Machine Tending
FANUC robotic machine tending boosts uptime, productivity, and efficiency — automating key machining tasks to reduce idle time and labor gaps.
Material Handling
FANUC material handling robots offer fast, precise automation — from pick and place to palletizing — boosting throughput and reducing downtime.
Material Removal
FANUC robots deliver safe, precise finishing — cutting, sanding, polishing & more — with vision & force sensing to boost quality, speed & productivity.
Palletizing
FANUC palletizing robots and cobots offer fast, precise, and safe automation for stacking boxes, bags, pails, or drums — boosting efficiency and care.
Picking & Packaging
FANUC robots and cobots deliver fast, precise picking and packing, reducing waste and labor while boosting quality, speed, and efficiency.
Welding
Robotic welding boosts consistency, cost-efficiency, reach, repeatability, and space savings. Explore our automated welding solutions.
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FANUC Arc Welding Robots offer accuracy and repeatability for all arc welding applications.
Spot Welding
FANUC America offers a variety of spot welding robots, check them out and trust FANUC with your next project requiring automated material joining.
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FANUC has robotics and automation solutions aerospace manufacturing. See solutions from sorting the smallest fasteners to machining advanced surfaces.
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FANUC delivers trusted automation for automotive OEMs and suppliers, boosting precision, efficiency, and competitiveness across the supply chain.
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FANUC offers automation for composites manufacturing across industries like aerospace, automotive, marine, and architecture.
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FANUC America has been the industry leader in foundry, die cast, ceramics, and complex CNC machining. To learn more visit our foundry automation page.
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Fabricated Metals
FANUC delivers reliable automation for metal fabrication — welding, cutting, and punching — built to boost throughput and performance.
Glass
FANUC offers automation for glass manufacturing with robots from 0.5 – 2,300 kg payloads — ideal for any glass handling application.
Job Shops
FANUC helps job shops boost efficiency with flexible automation built for today’s high-mix, low-volume manufacturing demands.
Oil & Gas
FANUC simplifies precision machining for power generation, optimizing large-part setup and cycle times with high-performance automation.
Paper & Printing
FANUC automation boosts productivity and precision in paper and printing, helping meet sustainability goals with flexible robotic solutions.
Plastics
FANUC delivers flexible automation for plastics, supporting sustainable production with robotic solutions for handling, machining, and coating.
Warehousing
FANUC robots and cobots boost warehouse efficiency with fast, accurate picking, packing, and palletizing to meet rising fulfillment demands.
Woodworking
FANUC automation boosts woodworking speed and precision with solutions for machining, sanding, polishing, and part handling.
Construction
FANUC solutions streamline machining and fabrication of oversized components and one-off parts for construction machinery.
