SPD-T4DT is a TA4f to D-Tap (P-Tap) cable. The SPD-T4DT is meant to be used with TA4f-compatible powered devices that are within the voltage range of a P-Tap(D-Tap) battery.
This TA4f-compatible cable is capable of working with batteries like the following;
IndiPRO 98Wh V-Mount
Core SWX Powerbase Battery
Core SWX Nano
Core SWX Hypercore NEO Slim 98Wh
Corey SWX Nano-U98
Fxlion Nano One
IDK BP-U 96Wh
IDK DUO-C98
Anton/Bauer Titan SL 90
SHAPE BP-U65