BT 1-55 Volt 60 Watt Dual Signature Injector Get IEEE 802.3bt Power at a Fraction of the Cost. Upgrade your PoE network with the flexibility and features of the IEEE 802.3bt (60 watts of power per line) for a small group of devices without the expense and hassle of installing a new PoE switch. Dual Signature Active PoE means Security. Active negotiation means that this injector will negotiate with your device prior to delivering power. This feature means that you can rest assured that your end devices are safe from accidental overpowering. For extra protection, go with the "Surge Protection" Model which includes 6KV surge protection. Key Features Instantly upgrade your network to IEEE 802.3bt PoE++ Dual Signature Active PoE protects non-PoE devices Provides up to 60 watts for one device - use to power PTZ IP cameras, desktop computers, high end APs and more "Surge Protection" Model provides 6KV protection for outdoor installations