TIA-TECH P/N W5 SRH ferrite snap-on filters. Black Plastic case with type W5 split core material. Clamps around 3/8"cable and blocks noise. Frequencies from 25MHz to above 500MHz. impedance: 80+ @ 25MHz /180+ @ 100MHz
L: .75" W: 1.12" H: .88" WT: .04
