Image/s credit: ABB.

ABB YuMi Cobots: Single-arm and Dual-arm

company logo for ABB Robotics ABB Robotics

Country: Switzerland

Year: 2015

Summary

ABB YuMi is a compact 7-axis collaborative robot family designed for precise small-parts assembly, available in both single-arm (IRB 14050) and dual-arm (IRB 14000) versions.

Status: Commercially available

Operation: Semi-autonomous, Collaborative, Tethered

Robot Type / Domain: Multi/General-Purpose, Research, Industrial, Educational

Tasks: Small-parts assembly, Pick and place, Material handling Parts feeding Inspection and testing Packaging support Electronics and consumer goods assembly

Technical Specifications (series range)

Reach: 559 to 559 mm

Reach: 22.008 to 22.008 in

Payload: 0.5 to 0.5 kg

Payload: 1.102 to 1.102 lbs

Pose Repeatability: ± 0.02 to ± 0.02 mm

Pose Repeatability: ± 0.001 to ± 0.001 in

Weight: 9.5 to 38 kg

Weight: 20.944 to 83.776 lbs

Battery Operated? No, Tethered

Arm Type: Articulated, Collaborative, Dual-arm

Number of Axes: 7 to 14 DoF

IP Rating: IP30 to IP30

Mounting: Floor

Footprint: N/A

Operating Temperature: N/A

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Robot base: 399 × 496mm (Dual-arm); 160 × 160mm (Single-arm)

Max TCP Speed: 1.5m/s

Gripper Options: SmartGripper options with servo gripping, vacuum, and integrated vision depending on configuration

Software: ABB RobotStudio, RAPID programming, lead-through programming, and Wizard Easy Programming for single-arm YuMi

Controller & Computing: OmniCore for current single-arm YuMi; integrated IRC5-based system for dual-arm YuMi

Power supply: 24V/1A supply. Integrated Utilities: signal, power, Ethernet, and air supply options depending on model/configuration

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Top 5+ Qualities (by addoobot)

What we find to be the top qualities of the ABB YuMi Cobots:

Compact and Human-Friendly: YuMi is designed to work close to people in small-parts production environments.
Very High Precision: With ±0.02 mm repeatability, YuMi is well suited to delicate assembly, inspection, and handling tasks.
Single-Arm or Dual-Arm Flexibility: Users can choose a compact single-arm version or a coordinated dual-arm version depending on the workflow.
7-Axis Dexterity: Each YuMi arm has 7 axes, giving it more human-like movement and better flexibility in tight workspaces.
Strong for Small-Parts Assembly: YuMi is especially suited to electronics, consumer goods, lab automation, and other low-payload precision tasks.
Integrated Gripper and Vision Options: ABB’s SmartGripper options can support gripping, vacuum handling, and vision-based applications.
Easy Teaching and Programming: Lead-through programming and ABB’s software ecosystem help reduce the barrier to setting up simple cobot tasks.
Recognised Cobot History: The dual-arm YuMi is one of the most well-known early collaborative robots and helped define the modern cobot category.

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What Makes ABB YuMi Special

YuMi stands out because it is not just a standard cobot arm. The dual-arm version was designed around the idea of human-like collaboration, with two 7-axis arms arranged in a compact body for small-parts work. This makes it visually and functionally different from most single-arm cobots.

The single-arm YuMi keeps much of that same identity but makes it easier to integrate into tighter workspaces. It is lightweight, compact, and flexible enough for table, wall, and ceiling-style setups. This makes it useful for manufacturers that want a small collaborative robot without redesigning the whole production line.

The big thing to understand is that YuMi is about precision, compactness, and careful collaboration — not payload. Its 0.5 kg payload is very limited compared with many modern cobots, but for tiny parts, electronics, inspection, feeding, testing, and delicate handling, it can still make a lot of sense.

Applications

ABB YuMi is mainly designed for small, precise, and repetitive tasks where a compact collaborative robot can work close to people. It is not the right choice for heavy lifting, large machine tending, or rough industrial handling. Instead, its strength is in small-parts assembly, electronics, consumer goods, lab-style automation, testing, inspection, and careful pick-and-place work.

The dual-arm YuMi is especially interesting where two coordinated arms are useful, such as assembling small components, holding one part while placing another, or performing human-like two-handed manipulation. The single-arm YuMi is better when the task only needs one compact arm, or when the user wants to add a small collaborative station beside an existing process.

Because YuMi has a very low payload of 0.5 kg per arm, it should be compared with other precision-focused cobots rather than larger payload cobots such as ABB GoFa, FANUC CRX, Universal Robots UR series, Doosan, or Yaskawa HC models.

ABB YuMi Model Comparison

Model: ABB YuMi IRB 14000 Dual-arm
Payload: 0.5 kg per arm | Reach: 559 mm | Robot Weight: approx. 38 kg | Repeatability: ±0.02 mm | Axes: 14 total
Best suited for: Coordinated two-arm small-parts assembly, electronics assembly, delicate handling, parts manipulation, testing, and applications where two robotic arms are useful in one compact station.

Model: ABB YuMi IRB 14050 Single-arm
Payload: 0.5 kg | Reach: 559 mm | Robot Weight: approx. 9.5 kg | Repeatability: ±0.02 mm | Axes: 7
Best suited for: Compact single-arm pick and place, inspection, testing, parts feeding, small-parts assembly, and flexible integration into existing production lines.

Quick comparison note:
The dual-arm YuMi is the more distinctive and specialised model because it can perform coordinated two-arm tasks. The single-arm YuMi is simpler, lighter, easier to integrate, and likely more practical when only one arm is needed. Both are best understood as precision-focused low-payload cobots.

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