Understand the difference.
Compare the meaning, drawing context and source references of two entries. A similar graphic or shared abbreviation does not establish equivalence.
PoE PSE
SymbolsPoE power-sourcing interface
A PoE power-sourcing interface manages the supply end of a compatible powered Ethernet connection.
- Drawing use
- Schematic
- Application
- Installation & communications
- Reference family
- Manufacturer
A distinction that matters
A sourcing port's class and power capability must match the complete link and connected device.
PoE PD
SymbolsPoE powered-device interface
A PoE powered-device interface manages the receiving end of power delivered over a compatible Ethernet link.
- Drawing use
- Schematic
- Application
- Installation & communications
- Reference family
- Manufacturer
A distinction that matters
The powered-device interface receives power; the sourcing equipment supplies it.
Original educational previews. Follow the source references on each full entry for the appropriate standard or selected product.