Snap-On, Fair-Rite P/N #0443163951 ferrite filters. Clamps on ribbon cable up to 2" wide & up to .05"thick (40 conductor). Type 43 material blocks noise frequencies from 1MHz to100MHz. Permeability=1000, impedance: 70 @ 25MHz 235 @ 100MHz.
L: 1-1/4" W: 2-11/16" H: 5/8" WT: .15
