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Universal Robots UR3

Parameter Specification
Manufacturer Universal Robots
Model UR3 (CB3 Controller)
Type 6-Axis Collaborative Robot Arm
Payload (max) 3 kg (6.6 lb)
Reach (Arm Length) 500 mm (19.7 in)
Repeatability ± 0.1 mm (± 0.0039 in)
Degrees of Freedom 6 rotational joints
Joint Range ± 360° for all joints (infinite rotation on wrist 3)
Joint Speed (max) 180 °/s (base–elbow), 360 °/s (wrist joints)
TCP Speed (max) 1 m/s
Robot Weight ≈ 11.0 – 11.2 kg (≈ 24.5 lb)
Footprint Ø 128 mm (5.0 in)
Mounting Options Floor / wall / ceiling / bench
Cable Length 6 m (standard)
Controller Dimensions (W×H×D) 475 × 423 × 268 mm (18.7 × 16.7 × 10.6 in)
Controller Weight ≈ 12 kg (26 lb)
Power Supply 100–240 V AC (single phase) 50/60 Hz
Average Power Consumption 150 – 300 W (typical, depending on load)
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Communication Interfaces Ethernet / Profinet / EtherNet-IP / Modbus TCP
I/O Ports 8 digital in, 8 digital out, 2 analog in, 2 analog out
Tool I/O M8 connector, 12–24 V supply
Noise Level < 60 dB(A)
Operating Temperature 0 – 50 °C (32 – 122 °F)
Protection Rating IP 54 (arm), IP 20 (controller)
Compliance ISO 10218-1 / ISO 13849 / CE
Installation Time < 1 hour typical
Software UR Polyscope v3.x (CB3 compatible)
Condition Working unit – arm powers up, movement test not yet confirmed
Year of Manufacture 2016 – 2017 (CB3 generation)
Serial Number Available upon request
Included Items

UR3 robotic arm (CB3 generation)

CB3 controller

Teach pendant with cable

Power and communication cables

Notes

Unit powers on normally; joint movement not fully verified (sold as is).

Cosmetic condition: minor scratches consistent with normal industrial use.

Can be crated or palletized for international shipment.

Ideal for resale, spare parts, or refurbishment.