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  • Product Alert: CB3 OEM control box chassis

Product Alert: CB3 OEM control box chassis

Product Technical Bulletin: CB3 OEM control box chassis

Last modified on Feb 18, 2026

Date: November 10, 2021

Product(s) Affected: All CB3 OEM robots


Summary:

This is notification of a product revision. Universal Robots has changed to the mechanical chassis of the CB3 OEM control box to commonize components between the standard and OEM controller versions. These are mechanical changes only – hardware and software are unaffected. Customers should verify fit of the new CB3 OEM controller chassis into previously-designed applications, as mounting points and overall size of the chassis are different.

Overview:

  • Universal Robots has shifted production of the OEM controller to the new (V2) design
  • The old (V1) design is phased out
  • Timing of the change varies by robot size due to varying inventory levels and demand rates
  • The robot item numbers have not changed. The controller version can be verified by the robot serial number. See table below for details.

Item Number

Description

Comment

112103

UR3 OEM robot

Robots with serial number higher than 2021330482 are V2

112105

UR5 OEM robot

Robots with serial number higher than 2021350556 are V2

112110

UR10 OEM robot

Robots with serial number higher than 2020300962 are V2

 

Technical Data:

  • STEP files of old (V1) and new (V2) controller
  • CB3 OEM installation manual, including dimensioned illustrations of the old (V1) and new (V2) controller

 

If you have any questions, please contact Product Management at DG-PM@universal-robots.com.

Attached files


UR Product Bulletin CB3 OEM control box chassis.pdf

Attached files

UR Product Bulletin CB3 OEM control box chassis.pdf

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  • 27-43 Wormwood St.
  • 02210 Boston, MA.
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