DOBOT CRA Series Cobot

What Is the DOBOT CRA Series

The lineup of the DOBOT CRA Series is broad, starting with smaller arms such as the CR3A and CR5A, then moving up to larger payload and longer-reach options such as the CR20A and CR30A. A useful way to think about the CRA family is this: the standard CRA Series is the general-purpose industrial cobot range. The CRAF Series is the force-control version, designed for applications where the robot needs to feel and adapt to contact forces, such as grinding, polishing, precision assembly, and some medical or delicate automation tasks. The CRA-IP68 Series is the protected version, designed for harsh environments with dust, humidity, water mist, or oil contamination. For most normal factory automation tasks, the standard CRA Series is the first version to compare.

What Makes the Dobot CRA Series Different

The key difference compared with some other Dobot cobot series is that the CRA family is more industrial and performance-focused. Dobot’s Nova Series, for example, is smaller and more service/commercial oriented, while the CR 30H is a newer high-payload, high-speed flagship line. Within the CRA family itself, the CRAF models are the force-control versions, while the CRA-IP68 models are the protected versions for harsher working environments. That makes the CRA family a flexible choice when users want one cobot range with multiple industrial directions.

Applications and Benefits

The DOBOT CRA Series is designed for common industrial automation jobs where flexibility matters. Typical tasks include pick-and-place, loading and unloading, sorting, screwing, inspection, gluing, welding, transporting, polishing, palletizing, and packaging. Because the range includes both smaller and larger models, it can fit very different setups: a compact CR3A or CR5A may suit small parts handling or bench-level automation, while a CR20A or CR30A is more relevant for heavier parts, longer reach, or more demanding production cells.

The main benefit is choice. Instead of one cobot trying to cover everything, the CRA Series gives users several payload and reach combinations. That makes it easier to select a robot that matches the actual job instead of overpaying for too much capacity or choosing a model that is too small. The series also supports modern cobot deployment methods, including drag-to-teach and graphical programming, which helps reduce the friction of getting started.

DOBOT CRA Series Model Comparison

Model: CR3A
Payload: 3 kg | Reach: 620 mm | Robot Weight: 16.5 kg | Repeatability: ±0.02 mm
Best suited for: Light handling, small-part assembly, testing, inspection, compact workcells, and simple pick-and-place tasks.

Model: CR5A
Payload: 5 kg | Reach: 900 mm | Robot Weight: 25 kg | Repeatability: ±0.02 mm
Best suited for: General light-duty automation, machine tending, inspection, packaging, and flexible production tasks.

Model: CR7A
Payload: 7 kg | Reach: 800 mm | Robot Weight: 24.5 kg | Repeatability: ±0.05 mm
Best suited for: Medium-light handling where extra payload is useful but a long reach is not the main requirement.

Model: CR6AL
Payload: 6 kg | Reach: 1,800 mm | Robot Weight: 41.5 kg | Repeatability: ±0.02 mm
Best suited for: Long-reach light-payload tasks, inspection, loading/unloading, and applications where distance matters more than payload.

Model: CR10A
Payload: 10 kg | Reach: 1,300 mm | Robot Weight: 40 kg | Repeatability: ±0.03 mm
Best suited for: Medium-duty handling, machine tending, welding support, palletizing support, and general factory automation.

Model: CR12A
Payload: 12 kg | Reach: 1,200 mm | Robot Weight: 39.5 kg | Repeatability: ±0.03 mm
Best suited for: Slightly heavier handling, parts transfer, packaging, and production-line support tasks.

Model: CR16A
Payload: 16 kg | Reach: 1,000 mm | Robot Weight: 40 kg | Repeatability: ±0.03 mm
Best suited for: Heavier parts handling in a more compact working area, loading/unloading, and robust industrial workflows.

Model: CR16AL
Payload: 16 kg | Reach: 1,300 mm | Robot Weight: 40 kg | Repeatability: ±0.04 mm
Best suited for: Applications needing both higher payload and extra reach, such as larger workcells and longer-distance transfer tasks.

Model: CR20A
Payload: 20 kg | Reach: 1,700 mm | Robot Weight: 73 kg | Repeatability: ±0.05 mm
Best suited for: Heavier palletizing, large workpieces, machine tending, long-reach handling, and more demanding factory automation.

Model: CR30A
Payload: 30 kg | Reach: 1,305 mm | Robot Weight: 70 kg | Repeatability: ±0.05 mm
Best suited for: High-payload handling where strength is more important than maximum reach, including heavier parts movement and production support.