Simplify installations with a multi-port midspan injector. Power up to four IP cameras, desktop phones, WiFi access points, or other low voltage devices through a network data cable using this Power over Ethernet (PoE) injector. A Passive PoE injector always delivers the same voltage as its power source. This injector comes with a 48v UL approved power supply to provide direct voltage to your IEEE 802.3af/at device. Compatible with IEEE 802.3af with Mode A Negotiation. This midspan meets the IEEE standard negotiation using pins 1,2 / 3,6 to deliver PoE power to your device.