PegasusAstro Stepper Motor Cable RJ45 to DB9
Pegasus Astro RJ45 to DB9 Stepper Motor Cable is for the current Ultimate Powerbox. It is compatible with Pegasus, Robofocus, Moonlite, Generic Unipolar Stepper Motors.

Earlier versions of the Powerbox used an RJ12 connector. This cannot be used with those units