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FANUC
SR-3iA
A compact 4-axis SCARA robot with 3 kg payload, 400 mm horizontal / 200 mm vertical reach and a 360° working envelope, suited to small-scale assembly, pick-and-place, inspection and packaging.
Full specifications
Performance
How much it lifts, how far it reaches, how precisely it repeats.
- Payload
Maximum mass the robot can carry at the wrist flange, including the gripper/tool. Higher means it can handle heavier parts.
- 3 kg 0th pct in class
- Reach
Maximum horizontal distance from the base axis to the wrist — defines the size of the work area. Higher means a larger envelope.
- 400 mm 6th pct in class
- Repeatability
How close the robot returns to the same taught point on repeated tries (ISO 9283, ±). Lower is better — tighter precision.
- 0.01 mm 61th pct in class
- Axes (DOF)
Number of independently driven joints / degrees of freedom. 6 is standard for articulated arms; 4 for SCARA/palletizers; 7 adds elbow redundancy.
- 4
- Max TCP speed
Top linear speed of the tool centre point. Higher means faster cycle times.
- 1,800 mm/s 0th pct in class
- Wrist inertia
Allowable moment of inertia at the wrist — how much rotating mass it can swing without overload. Higher is more capable.
- 0.06 kg·m² 29th pct in class
Motion range & speed
Per-axis travel limits and rotational speeds.
Motion range and maximum speed per joint.
| Axis | Range | Max speed |
|---|---|---|
| J1 | -142° to 142° | 720 °/s |
| J2 | -145° to 145° | 780 °/s |
| J4 | -720° to 720° | 3000 °/s |
Physical
Size, mass and how it mounts.
- Robot weight
Mass of the manipulator (arm) without controller. Lighter eases mounting and mobile use; heavier often means stiffer/higher payload.
- 19 kg
- Mounting
Orientations the robot can be installed in (floor, ceiling/inverted, wall, tilted, mobile base).
- floor
Environment
Conditions it can operate in — dust, water, temperature, cleanliness.
- IP rating (arm)
Ingress protection of the body against dust/water (IEC 60529). First digit = dust, second = water. Higher resists harsher environments.
- IP20 0th pct in class
- IP rating (wrist)
Ingress protection at the wrist, often higher than the body for wet/washdown duty.
- IP20 0th pct in class
Safety
Standards met and collaborative-operation capability.
- Collaborative
Whether the robot is designed to work safely next to people without fencing (power-and-force-limited).
- No
Specifications sourced from FANUC official datasheet ↗. Specs last verified 2026-07-13.
Owner reviews
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Frequently asked questions
What is the payload of the FANUC SR-3iA? +
The FANUC SR-3iA has a maximum payload of 3 kg.
What is the reach of the FANUC SR-3iA? +
The FANUC SR-3iA has a maximum reach of 400 mm (0.40 m).
What is the repeatability of the FANUC SR-3iA? +
The FANUC SR-3iA has a pose repeatability of ±0.01 mm (ISO 9283), making it highly accurate for precision work.
How many axes does the FANUC SR-3iA have? +
The FANUC SR-3iA is a 4-axis scara robot.
What is the FANUC SR-3iA used for? +
The FANUC SR-3iA is typically used for assembly, pick-and-place, inspection, packaging.
What is the IP rating of the FANUC SR-3iA? +
The FANUC SR-3iA arm carries an IP20 ingress-protection rating.
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