The 30L187RM040DD2A from Barker Microfarads is a Power Capacitor with Capacitance 180 µF, Voltage Rating 40 V, Equivalent Series Resistance (ESR) 0.3 Ohm, Operating Temperature -40 to 105 Degree C. Tags: Through Hole, Polymer Capacitor. More details for 30L187RM040DD2A can be seen below.