FANUC CR-4iA Review: Specs, Price and Applications of the 4 kg Collaborative Robot
Updated: 2 days ago

The FANUC CR-4iA is a 6-axis collaborative robot with a maximum payload of 4 kg, a reach of 550 mm and ±0.01 mm repeatability, listed from USD 45,000. This review covers its full specifications, design, programming options, applications and price, so you can decide whether it fits your automation project.
Quick Verdict
The FANUC CR-4iA is a 6-axis collaborative robot with a 4 kg payload, a 550 mm reach and a repeatability of ±0.01 mm. It is designed to share a workspace with people on light handling, assembly and machine tending tasks. The arm weighs 48 kg, can be mounted on the floor, at an angle or inverted, and runs on the FANUC R-30iB Plus series controller. It moves at up to 500 mm/s in collaborative mode and up to 1000 mm/s in high-speed mode. It is listed from USD 45,000. The CR-4iA is no longer part of the current FANUC product range.
FANUC CR-4iA at a Glance
Maximum payload: 4 kg
Reach: 550 mm
Axes: 6
Repeatability: ±0.01 mm
Speed: 500 mm/s (collaborative mode); 1000 mm/s (high-speed mode)
Weight: 48 kg
Controller: R-30iB Plus series
Price: from USD 45,000
Status: no longer part of the current FANUC product range
FANUC CR-4iA Technical Specifications
The table below lists the published specifications of the FANUC CR-4iA.
Specification | FANUC CR-4iA |
Manufacturer | FANUC |
Model | CR-4iA |
Robot type | 6-axis collaborative robot |
Maximum payload | 4 kg |
Reach | 550 mm |
Axes | 6 |
Repeatability | ±0.01 mm |
Speed | 500 mm/s (collaborative mode); 1000 mm/s (high-speed mode) |
Controller | R-30iB Plus series |
Interfaces | EtherNet/IP, PROFINET, EtherCAT, DeviceNet, CC-Link, CC-Link IE Field, PROFIBUS, FL-net, Modbus, OPC UA |
Certifications | ISO 10218-1, PL e, Cat. 4, SIL 3 emergency stop function, PL d, Cat. 3, SIL 2 position/speed check function |
Starting price | From USD 45,000 |
Detailed Technical Data
6 controlled axes
Max. wrist payload 4 kg
Horizontal reach 550 mm
Repeatability ±0.01 mm
Mass 48 kg
Installation floor, angle or inverted
Controller R-30iB Plus series
Design and Build Quality

The CR-4iA belongs to the FANUC CR-4iA series. Published build data: mass 48 kg; installation floor, angle or inverted.
Programming and Software
Teach Pendant and ROBOGUIDE
The CR-4iA runs on the R-30iB Plus series controller and is programmed from the FANUC teach pendant. FANUC's ROBOGUIDE software is available for offline programming and cell simulation.
Industrial Communication
Published interfaces are EtherNet/IP, PROFINET, EtherCAT, DeviceNet, CC-Link, CC-Link IE Field, PROFIBUS, FL-net, Modbus and OPC UA.
FANUC CR-4iA Applications and Use Cases
Typical applications for the CR-4iA are collaborative handling, machine tending, palletizing and assembly.
Collaborative handling

The CR-4iA is used for collaborative handling within its 4 kg payload and 550 mm reach.
Machine tending
The CR-4iA loads and unloads machine tools, presses and moulding machines within its 550 mm reach.
Palletizing
The CR-4iA stacks cases, bags and crates onto pallets, lifting up to 4 kg including the gripper.
FANUC CR-4iA Price and Value
The FANUC CR-4iA is listed from USD 45,000 on All Things Cobots. The controller, end effectors, safety equipment and integration affect the final price and are quoted separately. Prices are indicative, are not final and may change.
Pros and Cons
Pros
4 kg maximum payload with a 550 mm reach
±0.01 mm repeatability
500 mm/s (collaborative mode); 1000 mm/s (high-speed mode)
Several installation options: floor, angle or inverted
Collaborative design for work near people, subject to a risk assessment
Wide choice of industrial fieldbus interfaces
Cons
No longer part of the current FANUC product range
The 4 kg maximum payload includes the end effector
End effectors, safety equipment and integration are quoted separately
Who Should Buy the FANUC CR-4iA?
The FANUC CR-4iA fits manufacturers that want a robot working near people without full fencing, subject to a risk assessment. For a new project, ask FANUC for the current equivalent.
See the full FANUC CR-4iA product listing on All Things Cobots.
FANUC CR-4iA FAQ
How much does the FANUC CR-4iA cost?
The FANUC CR-4iA is listed from USD 45,000 on All Things Cobots. The price is indicative and may change, and it does not include end effectors, safety equipment or integration.
What is the payload and reach of the FANUC CR-4iA?
The CR-4iA has a maximum payload of 4 kg and a reach of 550 mm.
How accurate is the FANUC CR-4iA?
Its published repeatability is ±0.01 mm.
How many axes does the FANUC CR-4iA have?
The CR-4iA has 6 axes.
How is the FANUC CR-4iA programmed?
It is programmed from the FANUC teach pendant, and ROBOGUIDE is available for offline programming and simulation.
Which controller does the FANUC CR-4iA use?
It runs on the R-30iB Plus series controller.
How much does the FANUC CR-4iA weigh?
Published mass 48 kg.
How can the FANUC CR-4iA be mounted?
Published installation options: floor, angle or inverted.
Is the FANUC CR-4iA a collaborative robot?
Yes. The CR-4iA is a collaborative robot. Every collaborative application still needs its own risk assessment.
Is the FANUC CR-4iA still in production?
No. The CR-4iA is no longer part of the current FANUC product range.
What is the FANUC CR-4iA used for?
Typical applications are collaborative handling, machine tending, palletizing and assembly.
Specifications and prices are based on manufacturer and distributor information. Prices are indicative, are not final and may change.





