PMI Model No. LM-6G18G-15-10W-SFF-OPT812 is a high power limiter capable of withstanding an input power level of 10 Watts CW. The insertion loss is 1.5 dB typical, VSWR of 1.8:1 Typical. Leakage Power is +15dBm typical. This unit is packaged in a small 1.00 X 1.00 X 0.05 housing.