eSATAp
eSATAp, short for external SATA with power, is a data interface that combines SATA data signaling with power delivery in a single connector and cable. It is designed to power and transfer data to external SATA storage devices, eliminating the need for a separate power brick for certain drives. The ports resemble standard eSATA connectors but include additional power pins to supply the drive from the host controller.
In operation, an eSATAp port provides both data and power through one cable. Depending on implementation, the
Introduced in the late 2000s by the SATA-IO ecosystem, eSATAp was marketed as a convenient, bus-powered alternative
Compatibility is a key consideration: eSATAp is not universally compatible with standard SATA or USB connectors,