The 757D278M6R3DK4D from Barker Microfarads is a Power Capacitor with Capacitance 2700 µF, Voltage Rating 6.3 V, Equivalent Series Resistance (ESR) 0.031 to 0.076 Ohm, Operating Temperature -55 to 105 Degree C. Tags: Through Hole, Polymer Capacitor. More details for 757D278M6R3DK4D can be seen below.