The SP-5R5-Z305VYL11 from Jinzhou Kaimei Power is a Supercapacitor with Capacitance 3000 mF, Voltage Rating 5.5 V, Equivalent Series Resistance 240 mOhms, Temperature Operating Range -40 to 70 Degree C. Tags: Through Hole. More details for SP-5R5-Z305VYL11 can be seen below.