Please note: Due to our office relocation, orders may experience a delay of up to one week. Thank you for your understanding.





HEM15 Firmware

Firmware for HEM15 Series Mount (5/14/2024)

No firmware upgrade is needed if your mount works properly.

Please read the Release Notes before performing any firmware upgrades. Follow the Upgrade Instruction carefully. Loading the wrong file into the system may cause the mount inoperable!


iOptron Strain Wave Gear mount firmware upgrade instruction
iOptron Upgrade Utility V3.21
HEM Firmware Package (incl. 8409 HC) (V240510)
Prolific PL2303 VCP Driver, or go to Prolific website to download the VCP driver
HEM15 Mount Firmware Upgrade History