Description
Important Note:  TEC has discontinued the native TEC Large Focuser and is currently shipping new TEC OTA’s with the FeatherTouch FTF3545 focuser.  However, Optec will continue to offer this customized motor solution for this focuser.  See the FocusLynx FT40 kit for motorizing the FTF3545 focuser for large  TEC telescopes.
FocusLynx DirectSync TEC The FocusLynx DirectSync TEC system is an aftermarket add-on for the TEC Large Focuser and includes the FocusLynx focus controller and new DirectSync digital motor with built-in temperature sensor. The new DirectSync motor provides a direct drive motor that can be easily disengaged for manual focusing. The DirectSync motor kit is easy to install and provides a digital focusing solution that also allows manual focus when at the telescope. 
This version requires the external Optec FocusLynx controller.
For more add on accessories including the FocusLynx Controller, Hand Controller, and WiFi see the FocusLynx Accessories.
Compatibility

TEC APO110ED Large Focuser
TEC APO140ED Large Focuser
TEC APO160FL Large Focuser
TEC APO180FL Large Focuser
TEC APO250VT Large Focuser

Specifications

Motor Housing Width:  1.9″ (48mm)
Overall Length:  3.35″ (85mm)
Weight: 5.2 oz (150 g)
Step Resolution:    1.25 micron per step
Stepper Motor:    Bi-polar NPM 15-ohm with 1:25 gearhead
Connection to FocusLynx:    Standard Ethernet cable (included)
Temperature Probe:    Integrated Digital Sensor type TMP04FT9Z
Current Draw:    Maximum draw approx. 350mA

Options

FocusLynx Accessories

Resources
 DirectSync TEC Installation Guide
Software
FocusLynx controllers are usable with Alpaca, ASCOM, X2, and INDI software.

FocusLynx download page

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