The MKP338 1 X1 is a radial potted type interference‑suppression film capacitor from Vishay BCcomponents. It is intended for standard X1 line applications and complies with IEC 60384‑14, IEC 60065, UL1414, UL1283 and CSA‑C22.2 standards. The device features a polypropylene dielectric, metallized film electrodes, and a plastic/epoxy encapsulation that meets RoHS and flame‑retardant requirements.
The datasheet lists electrical ratings such as 440 V AC (50‑60 Hz) and 1000 V DC, a maximum operating temperature of 105 °C, and capacitance values from 0.01 µF to 1 µF (E12 series). Detailed mechanical dimensions, lead configurations, packaging options, mounting instructions, and test procedures are also provided.