# NetBox: Power ports

> NetBox describes a power port as a device component that draws power from an external source and records its parent device, name and label. Read for the device-side endpoint distinction. It provides no physical tracing procedure, electrical verification or mandatory label wording. Checked October 29, 2026.

Canonical page: https://datacenterlabeling.com/references/s79

Original source: [NetBox: Power ports](https://netbox.readthedocs.io/en/stable/models/dcim/powerport/)

## Scope of this source

NetBox describes a power port as a device component that draws power from an external source and records its parent device, name and label. Read for the device-side endpoint distinction. It provides no physical tracing procedure, electrical verification or mandatory label wording. Checked October 29, 2026.

Supports distinguishing the supplied device inlet from the PDU outlet in the record model. Rackstamp authored the teaching CSVs and diagrams; no software import or physical connectivity test is claimed.

Source review: 2026-10-29.

Rackstamp provides editorial field guidance. IDs, cases, and worksheet entries are fictional examples unless identified otherwise. Distinguish local conventions from adopted standards. Source notes describe the evidence scope; a linked overview is not the full standard or a project approval.

## Related guidance

- [PDU outlets cannot be matched to device power supplies](https://datacenterlabeling.com/problems/pdu-outlet-psu-map)