DeLOCK 66734

This USB to RS-232 RJ9 / RJ10 adapter cable by Delock (Cable Gender Changer DeLOCK 66734) connects a computer USB port to devices using an RJ9/RJ10 serial handset connector. It is designed for PC control of Celestron telescope hand control boxes and supports telescope positioning and firmware updates when used with compatible astronomy software. The cable is 2 metres long, has a USB 2.0 Type-A plug and a black RJ9/RJ10 connector to match common setups.

Advantages

The DeLOCK 66734 provides a simple USB-to-RJ9/RJ10 interface without requiring internal serial ports. Its 2 m length offers flexible placement between computer and device, and the USB 2.0 Type-A connection ensures broad compatibility with modern PCs. The compact, black design integrates unobtrusively into observatory or desktop environments.

Suitable for (tasks / use cases)

• Connecting a PC to Celestron telescope hand control boxes for remote control
• Performing firmware updates of compatible telescope hand controllers via computer
• Linking other devices that use RJ9/RJ10 serial handset connections to a USB port

Key specifications

• Brand: DELOCK
• Model / MPN: 66734
• EAN: 4043619667345
• Connectors: USB 2.0 Type-A to RJ9 / RJ10 (RS-232 handset style)
• Cable length: 2 m
• Colour: Black
• Category: Serial & Parallel cables

How to use

Plug the USB Type-A connector into an available USB port on the computer and insert the RJ9/RJ10 connector into the hand control box of the telescope or another compatible device. Install any required drivers or astronomy control software on the computer, then follow the software prompts to establish communication, control telescope movement, or perform firmware updates.

Recommendations

Use with compatible Celestron hand control boxes and astronomy applications. Ensure required drivers are installed on the computer and verify connector fit (RJ9 vs RJ10) before applying power or beginning firmware updates.