# Serial Number locations on Illumina sequencers

For all Illumina Sequencers, the Instrument Serial Number is embedded into the Run ID. The Run folders in the **Temp** and **Output** folders are titled with the Run ID by default in the following format:

**YYMMDD\_\_\_**

Specific Serial Number Locations for Each Instrument

**iSeq** **100**:

* The Temp Run folderis located at D:\Illumina\iSeq Runs\[Runfolder].
* The iSeq 100 Serial Number can be found in the control software in the About Menu or the upper left-hand corner of the control software.

  ![](/files/3mHZ0VULDzjkCBcuchTF)
* The iSeq 100 Serial Number can be found on a sticker under the bottom front door, where the leak pad is located, or behind the air filter.

  ![](/files/JyqvHweoEJpLyDQydb2A)

**MiniSeq**:

* Temp Run folder is located at D:\Illumina\MiniSeq Sequencing Temp\<run folder>
* The MiniSeq Serial Number may be found in the MiniSeq Control Software in the About Menu or the upper left-hand corner of the control software.

  * From control software home screen, Navigate as follows: Manage Instrument > About > Instrument ID.

  ![](/files/2Dsi4gnLqIpflVULkD5v)

\*\* ![](/files/W1SLIaTJBhxQDFKetV0n)\
\*\*

**MiSeq**:

* Temp Run folder is located at D:\Illumina\MiSeqTemp\[Run Folder]
* In MiSeq Control Software (MCS) v4.0 and later:

  * The MiSeq Serial Number is located in the upper left-hand corner of the control software.

  ![](/files/ZdmV1myb6ifVqK0JLeob)
* The MiSeq Serial Number may also be located on the back of the instrument.

  ![](/files/bUL9mI2GNMZ1zR6oUFXw)

**NextSeq** **500/550:**

* Temp Run folder is located at D:\Illumina\ NextSeq Control Software Temp\<Run\_Folder>
* In NextSeq Control Software (NCS) 4.0 and later, The Instrument Serial Number may be found in the About Menu or the upper left-hand corner of the control software.

  * From the control software home screen, Navigate as follows: Manage Instrument > About > Instrument ID.

  ![](/files/wFZfJ4gupcoYOx2tVWE2)

  ![](/files/74fiA8OFwYxmOxNfYvXE)
* The NextSeq 500/550 serial number may also be located on the back of the instrument near the bottom.

  ![](/files/9BfpncgZbHTaHqkAdrV0)

**NextSeq** **1000/2000:**

* The Temp Run folderis located at /usr/local/Illumina/runs/\[runfolder].
* In the NextSeq Control Software, the serial number is located at the bottom of the home screen. Users may also navigate as follows: Hamburger Menu (Upper Left-Hand Corner) > About > Instrument Serial Number.

  ![](/files/CM4xCNbaapRiLsIylWYi)

  ![](/files/Ps04GbPkzlHHiGIZ2geE)

**NovaSeq** **6000**\*\*:\*\*

* The Temp Run folder(both sides) is located at C:\ProgramData\Illumina\NovaSeq\NovaSeqTemp\[run folder]
* The NovaSeq Serial Number is located in the upper left-hand corner of the control software.

  ![](/files/PveFU50X9yhbFkhrFaOn)
* The NovaSeq Serial number is also located on the back of the instrument next to the label.

  ![](/files/1ReHnosoueaNybvx85ib)

**NovaSeq** **X** **Series:**

* The Temp folder is under the /usr/local/illumina/runs/ folder.
* In the NovaSeq X Control Software, the Serial Number is also listed at the path Instrument Icon > Settings > About.

  ![](/files/YRKdQf3wsomCAcHZHzwB)

  **MiSeq i100 Series**\* The MiSeq i100 Series serial number can be found in the settings menu by selecting the menu> About > Serial Number:

  ![](/files/2cvN7sKSfPw2AO9xqmXK)
* The serial number can also be found on the back of the instrument near the ethernet ports\
  ![](/files/Ye3WwBlal2eLWFQvfovg)

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| *For any feedback or questions regarding this article (Illumina Knowledge Article #6351), contact Illumina Technical Support* [*techsupport@illumina.com*](mailto:techsupport@illumina.com?subject=Question%2FFeedback%20Regarding%20Illumina%20Knowledge%20Article%20#000006351%20-%20Instrumentation%20\&body=Dear%20Illumina%20Technical%20Support,%0D%0A%0D%0A)*.* |


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