Audyn Cap KP SN 100 VDC / 630 VDC High quality axial tin-foil/polypropylene capacitors recommended for active audio circuits. ...The KPSN 630Vdc range of capacitors is highly suitable for valve amplifiers. KPSN 250Vdc & 100Vdc are the ideal choice of capacitor for series connection to tweeters in crossover circuits. Dielectric: Polypropylene Conductor: Tin foil Tolerance: +/- 2% Connecting leads: Axial, tinned copper Loss Angle Tan: 0.00008 (1kHz; 20oC) Operating temperature: -25oC - + 85oC Perfect, High quality tin foil capacitor capacitor for loudspeakers, active audio circuits and channel amplifiers. Perfection has zero tolerance, in series 2%.