The POT2218M2-2K part of SR Passives is a 0.22 microFarad 2KVDC, Polypropylene Capacitor that features self-healing properties, which makes it suitable for high power applications. It has voltage ratings up to 4KVDC, and can withstand high temperatures without any degradation to its performance. The POT2218M2-2K is a non-polarized capacitor, and features a long life span with low ESR. It is also RoHS compliant.