The R66PD1330AA10K is a part manufactured by Kemet, a manufacturer of electronic components. It is a 1µF/25V general-purpose aluminum electrolytic capacitor with a standard radial lead configuration, measuring 13 x 30mm. It is a robust, high-performance capacitor with a long service life, low ESR, and excellent frequency characteristics, making it suitable for a variety of applications. The part is RoHS compliant, Halogen and Antimony-free, and has a moisture sensitivity level of 4.