The single wire DIN end sleeve insulated ferrule in blue has-funnel entry for faster insertion and lower installation cost. It is intended for American Wire Gauge (AWG) #14 (2.5 mm ) wire Wire Ferrules and supports-maximum wire insulated diameter of 0.17 (4.2 mm . The insulated ferrule is 0.75 (19.0) long and has-wire strip length of 0.625 (15.9 mm . It comes in standard packages of 500.