The CGXJ+36NFNF-A from PolyPhaser is an RF Surge Protector that operates from 0.4 to 1.2 GHz. It utilizes a patented hybrid protection technology and integrates a silicon avalanche suppression diode, a metal oxide varistor, and a gas tube. The device has a VSWR of less than 1.1:1 and can handle surge currents of up to 20 kA. It can handle up to 300 watts of input power and has a female type connection at the input & output. This IP67 rated surge protector measuring 92.71 x 71.63 x 35.56 mm helps to protect equipment from Electromagnetic Pulse (EMP) or power surges that are commonly caused by lightning or other strong electrical changes.