The TPLH-3R0/4.0WR8X20 from Tecate Group is a Supercapacitor with Capacitance 4000 mF, Voltage Rating 3 V, Equivalent Series Resistance 220 mOhm, Temperature Operating Range -40 to 65 ºC. Tags: Through Hole. More details for TPLH-3R0/4.0WR8X20 can be seen below.