iOptron 8409 CEM26/GEM28 (V2) Go2Nova: the current hand controller for CEM26 and GEM28
The iOptron Go2Nova 8409 V2 is the current hardware revision of the hand controller for the CEM26 and GEM28 series. With the database of over 212,000 objects, you can navigate to planets, nebulae, star clusters, and galaxies without a computer.
The large red-backlit LCD screen is easy to read in the dark, and thanks to the built-in heating, the display remains usable even in freezing temperatures down to 20 degrees below zero.

Who is the V2 for
The V2 is intended for mounts that were shipped with V2 hardware or updated to recent firmware. If you are unsure which revision your mount uses, please check the version number in the menu or contact us.
Firmware updates are loaded via the USB port to keep the object database and functions up to date.
Included
- Go2Nova 8409 V2 hand controller
- Connection cable
Featured accessories
Combine the manual control with the external GPS module: date, time, and location will then be set automatically.
For whom yes and for whom no
- ✓ CEM26 and GEM28 owners with V2 hardware or recent firmware
- ✓ Anyone looking for a spare field controller
- ✗ Assemblies with V1 firmware: then choose the 8409 V1 version
Specifications
| Suitable for | iOptron CEM26 and GEM28 series (V2) |
| Database | Over 212,000 items |
| Display | Backlit LCD with display heating down to -20 °C |
| Connection | USB for firmware updates |
You can find more mounts and accessories for this merk at the iOptron merk page.





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