Oasis Focuser Motorized Focuser with clutch - for Takahashi Telescope - AliExpress
Celestron Focus Motor For SCT & EdgeHD OTA's - Rother Valley Optics Ltd
Starlight Instruments Motorized Focus Control System for the Feather Touch 3545 Focuser - Focusers (Electric and Manual) - Articles - Articles - Cloudy Nights
APM Telescopes. Optec TCF-S motorized Focuser 2"
Sky-Watcher Auto Focuser | First Light Optics
Motorized Samyang focuser prototype ( Ben ) - AstroBin