The AL-CAT5W CAT5 Lightning Protector provides superior lightning and surge protection for both indoor and outdoor 10/100 Base-T networks. In addition, the unit is compatible with Power-over-Ethernet (PoE) devices. Integral to the design is protection for the two Ethernet data pairs and the PoE DC power feed. This unit supports normal and reverse polarity PoE.This CAT5 Lightning Protector is compatible with Wireless Access Points, Access Servers and Outdoor Routers, with or without Power-over-Ethernet (PoE) functionality. The AL-CAT5W also make an ideal alternative to the Transtector® ALPU-TSU protector. It features equal performance but at a substantial savings.This unit features a weatherproof ABS enclosure with gasketed cover and concealed mounting holes. Both terminal strips and modular RJ45 female jacks are provided on the input and output for convenience. To ease installation, the terminal strips can be removed. A ground clamp provides a tie point for earth ground. For maximum protection from lightning on long cable runs, two units can be used, one at each end of the cable.Application Note: This unit will not work with Cisco® Power Over Ethernet Injectors. Use HyperLink's Cisco® compatible BT-CAT5-P1R DC Injector.For mounting to masts up to 2 inches in diameter, the HGX-PMT25 mast mounting kit is available (sold separately).For additional information and complete specifications, see Data Sheet link below.Not sure which level of protection is required for your application... Click Here for our Power Comparison Chart.