Newark, An Avnet Company Datasheets for Supercapacitors

Ultracapacitors store charges (energy) by physically separating positive and negative charges (unlike batteries which do so chemically).  Very high power densities can be achieved by this method.
Supercapacitors: Learn more

Product Name Notes
ULTRA CAPACITOR 3000F2.7V0.00026 OHM0% +10%; Capacitance:3000F; Voltage Rating:2.7V; Capacitor Terminals:Screw; Product Range:CDLC Series; Capacitance Tolerance:+10%, -0%; Lead Spacing:-; Lifetime @ Temperature:1000 hours @ 65°C RoHS Compliant: Yes
ULTRA CAPACITOR 3000F2.7V0.00029 OHM+20% -0%; Capacitance:3000F; Voltage Rating:2.7V; Capacitor Terminals:Screw; Product Range:CDLC Series; Capacitance Tolerance:+20%, -0%; Lead Spacing:-; Lifetime @ Temperature:1000 hours @ 65°C RoHS Compliant: Yes
ULTRA CAPACITOR, 300F, 2.3V, 0.025 OHM+10% -5%; Capacitance:300F; Voltage Rating:2.3V; Capacitor Terminals:Quick Connect, Snap-In; Product Range:CDHC Series; Capacitance Tolerance:+10%, -5%; Lead Spacing:10mm; ESR:0.025ohm RoHS Compliant: Yes
ULTRA CAPACITORS