Lightning Protector Model AL-UFUFB-6 is a gas discharge tube suppressor featuring wide-band operation up to 3 GHz. This unit features a UHF-Female (Type SO239) to UHF-Female (Type SO239) Bulkhead connector with a rubber O-ring seal for mounting through an enclosure wall.Due to its low cost and superior RF performance, this unit is ideal for Mobile Radio Equipment hookups between antennas and transmitters/receivers, and for CB Communication Systems, such as: Public Address Systems, Civil Defense, Ground Control Apparatus, Ship-to-Shore Communications, CCTV, Landing Systems. Since this protector will pass DC, it is suitable for applications where DC is carried through the coax cable, such as remote amplifiers and LNAs.Both connector ports of this unit are equally protected. This provides protection no matter which way it is installed. Either port can face the antenna and either port can face the equipment.The unit's replaceable gas tube element, multi-strike capability, and fast response time make it suitable for a wide range of applications. A ground lug and terminal are supplied directly on the lightning protector housing, which provides superior grounding.