The 30LR338M020LR2A from Barker Microfarads is a Power Capacitor with Capacitance 3300 µF, Voltage Rating 20 V, Equivalent Series Resistance (ESR) 0.065 Ohm, Operating Temperature -40 to 105 Degree C. Tags: Through Hole, Polymer Capacitor. More details for 30LR338M020LR2A can be seen below.