General Purpose MKT Stacked/Wound Film Capacitors EPCOS / TDK General Purpose MKT Stacked / Wound Film Capacitors are AEC-Q200D compliant devices with high pulse strength and high contact reliability. EPCOS / TDK General Purpose MKT Stacked / Wound Film Capacitors feature stacked-film technology for 5mm to 15mm lead spacing. The capacitors provide wound capacitor technology for 10mm to 37mm lead spacing. Applications include blocking coupling and decoupling, bypassing, and radio-frequency interference (RFI) protection for automotive.