4 Port PoE Passthrough Switch And Extender With 90W Input, Four PoE Output Ports, IEEE 802.3af/at/bt, PoE Powered Switch For IP Cameras And VoIP Phones, No AC Power Needed, Power Your Security System And Office Devices

4-Port PoE Passthrough Switch & Extender, 90W Input
✔️ 4 PoE outputs, 80W budget, 90W input, single unit

This four-port PoE passthrough switch and extender is powered by PoE and passes power to downstream PoE devices such as IP cameras and VoIP phones. It’s ideal for security systems and office networks where a separate AC adapter isn’t readily available.

✅ 4 x IEEE 802.3af/at/bt PoE output ports
✅ 90W input; total PoE budget 80W
✅ Extends PoE and data up to 330 ft (100 m)
✅ Mode A input; Mode A output; hardware PoE chipset with PD detection
✅ 6KV surge protection for reliability
✅ Plug-and-play; no AC power needed when connected to PoE

💡 How does a PoE passthrough switch power IP cameras and VoIP phones without an external power adapter?

In short, it takes power from the upstream PoE source and passes it to downstream devices while handling data. - Pass-through power to IP cameras, VoIP phones, and other PoE devices - Compatible with IEEE 802.3af/at/bt devices - Extends PoE and data up to 330 ft for longer cable runs - Includes 6KV surge protection for rugged installations