Grandstream 48V PoE Injector – Power Over Ethernet Adapter for IP Phones & Access Points

The Grandstream 48V PoE Injector is a reliable and cost-effective solution for providing power and data over a single Ethernet cable. Designed for use with PoE-compatible devices such as Grandstream IP Phones, Wi-Fi Access Points, and IP Cameras, this injector is ideal for installations where access to electrical outlets is limited or impractical.

This IEEE 802.3af/at-compliant PoE injector delivers 48 volts of DC power and data simultaneously through one Ethernet cable—making it perfect for network deployments in offices, homes, hotels, retail outlets, schools, and healthcare facilities.

The unit features one Gigabit Ethernet input port and one PoE Gigabit output port, ensuring fast data transfer speeds while providing stable and continuous power to your connected device. This minimizes clutter, reduces installation costs, and eliminates the need for separate power adapters for each device.

Installation is simple—just connect the injector between your network switch/router and the PoE-enabled device. No configuration is required, making it completely plug-and-play.

The compact, lightweight form factor and durable housing ensure long-lasting performance, while the internal safety features provide protection against overvoltage, overcurrent, and short circuits.

Whether you’re deploying a single IP phone in a remote desk area or setting up multiple access points across a campus, the Grandstream 48V PoE Injector provides the power and connectivity you need without complexity.

🔹 Key Features of 48V PoE Injector:

• IEEE 802.3af/at compliant

• 48V DC PoE output

• Supports Gigabit Ethernet (10/100/1000 Mbps)

• One LAN input port + one PoE output port

• Compatible with Grandstream IP Phones, Access Points, Cameras

• Ideal for remote power delivery where power outlets are unavailable

• Plug-and-play setup – no configuration required

• Overvoltage and overload protection built-in

• Compact and durable design

This injector is the perfect pairing for devices like the Grandstream GWN7660, GWN7664, and GRP260X series IP phones.

🔹 Other important resources

• Grandstream Official Accessories Page

• PoE Overview – What is Power over Ethernet?