Wima mks4 series metallised polyester capacitors 10 wima mks4f031003c00ks a 250v 100nf industry standard metallised polyester pet capacitor the capacitor has a high volumecapacitance ratio and is suitable for general purpose dc applications such as by pass blocking coupling and decoupling timing wima mks4f031003c00ks 100nf 10 250v 10mm pitch polyester capacitor