ITEM NAME:10pcs X2-MPX Polypropylene Film Safety Security Capacitor 0.22uF 275V LJ #aucsearchbutton #aucsearchbutton:hover { cursor: pointer;.10pcs X2-MPX 275VAC 275VAC polypropylene film safety capacitor MPX. After the capacitor fails to work, the safety capacitor will ensure that electric shock will not happen to the people. The safety capacitance usually has the filtering effect in the anti-jamming circuit.