Supercapacitors

Cornell Dubilier (CDE) Supercapacitors are also known as ultracapacitors, double-layer capacitors, or electro-chemical double layer capacitors (EDLC). These supercapacitors offer a comprehensive range of capacitance values and voltages. The utilized CDE technology is used in various applications, from battery backup in smart meters to regenerative braking. Ranging from board-mountable coin types to radial form factors, these supercapacitors provide high-voltage modules with active or passive balancing. CDE Supercapacitors are ideal for wind turbines, mass transit, hybrid cars, consumer electronics, and industrial equipment applications.

Results: 176
Select Image Part # Mfr. Description Datasheet Availability Pricing (CLP) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Capacitance Voltage Rating DC Termination Style Lead Spacing Diameter Length Width Life ESR Tolerance Orientation Product Minimum Operating Temperature Maximum Operating Temperature Height Series Packaging
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 30VDC 11F Tol -10%/+30% 94x67x38mm 10In Stock
$203.270
$182.387
$176.724
Min.: 1
Mult.: 1
11 F 30 VDC Wire 94 mm 38 mm 1000 Hour 360 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 67 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 18VDC 0.25F Tol -10%/+30% 42x24.5x7.5mm 104In Stock
$26.386
$20.382
$19.208
$18.490
Min.: 1
Mult.: 1
250000 uF 18 VDC Wire 42 mm 7.5 mm 1000 Hour 3.879 Ohms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 24.5 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 18VDC 0.5F Tol -10%/+30% 52x27x9mm 165In Stock
$26.465
$22.968
$21.407
$19.447
Min.: 1
Mult.: 1
500000 uF 18 VDC Wire 52 mm 9 mm 1000 Hour 909 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 27 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 9VDC 23.3F Tol -10%/+30% 57x57x19.5mm 52In Stock
$50.367
$40.809
$38.086
$37.266
Min.: 1
Mult.: 1
23.3 F 9 VDC Wire 57 mm 19.5 mm 1000 Hour 122 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 57 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 9VDC 3.3F Tol -10%/+30% 33x30x11mm 181In Stock
$26.055
$20.837
$18.354
$17.773
$16.975
Min.: 1
Mult.: 1
3.3 F 9 VDC Wire 33 mm 11 mm 1000 Hour 546 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 30 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 9VDC 0.5F Tol -10%/+30% 21.5x24.5x7.5mm 190In Stock
$19.766
$15.540
$13.854
$13.181
$12.429
Min.: 1
Mult.: 1
500000 uF 9 VDC Wire 21.5 mm 7.5 mm 1000 Hour 1.94 Ohms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 24.5 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.47F 5.5V 70C 7.568In Stock
$5.548
$3.999
$3.372
$3.167
Min.: 1
Mult.: 1
470000 uF 5.5 VDC Axial 11.5 mm (0.453 in) 7 mm 1000 Hour 50 Ohms - 20 %, + 80 % Vertical EDLC / Supercaps - 25 C + 70 C EDC Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 18VDC 18.6F Tol -10%/+30% 112x67x19.5mm 21In Stock
$141.521
$118.166
$115.557
Min.: 1
Mult.: 1
18 F 18 VDC Wire 112 mm 19.5 mm 1000 Hour 220 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 67 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 9VDC 1F Tol -10%/+30% 27x27x9mm 195In Stock
$21.373
$16.884
$15.095
$14.526
$13.580
Min.: 1
Mult.: 1
1 F 9 VDC Wire 27 mm 27 mm 1000 Hour 455 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 9 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.22F 5.5V 85C 912In Stock
1.800Expected 12/2/2026
$4.967
$3.577
$3.099
$2.734
Min.: 1
Mult.: 1
220000 uF 5.5 VDC Radial 13.5 mm (0.531 in) 9.5 mm 1000 Hour 75 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 25 C + 85 C EDS Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 30VDC 0.3F Tol -10%/+30% 44x27x18mm 41In Stock
$36.126
$29.177
$28.117
$27.263
Min.: 1
Mult.: 1
300000 uF 30 VDC Wire 44 mm 18 mm 1000 Hour 1.515 Ohms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 27 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3F 2.7V 30%/-10% Radial 7.946In Stock
$1.823
$1.356
$1.005
$933
Min.: 1
Mult.: 1
3 F 2.7 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 20 mm 1500 Hour, 500000 Cycle 80 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.47F 5.5V 70C 2.506In Stock
$5.594
$4.022
$3.304
$3.122
Min.: 1
Mult.: 1
470000 uF 5.5 VDC Radial 13.5 mm (0.531 in) 7 mm 1000 Hour 50 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 25 C + 70 C EDC Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.1F 5.5V 85C 1.403In Stock
$4.295
$3.042
$2.541
$2.381
Min.: 1
Mult.: 1
100000 uF 5.5 VDC Radial 13.5 mm (0.531 in) 9.5 mm 1000 Hour 75 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 25 C + 85 C EDS Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 30F 2.7V 16*30 772In Stock
$5.184
$3.725
$3.133
$2.939
Min.: 1
Mult.: 1
30 F 2.7 VDC Radial 7.5 mm (0.295 in) 16 mm (0.63 in) 30 mm 1500 Hour, 500000 Cycle 30 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 100F 2.7V 30%/-10% Snap-In 216In Stock
$12.361
$9.638
$8.829
$8.431
Min.: 1
Mult.: 1
100 F 2.7 VDC Snap In 10 mm (0.394 in) 22 mm (0.866 in) 45 mm 1500 Hour, 500000 Cycle 12 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 11F, 3V, 10 x 30mm 1.313In Stock
$3.634
$2.541
$2.096
$1.857
Min.: 1
Mult.: 1
11 F 3 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 30 mm 1500 Hour, 500000 Cycle 100 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.22F 5.5V 70C 3.996In Stock
$3.999
$2.768
$2.347
$2.187
Min.: 1
Mult.: 1
220000 uF 5.5 VDC Radial 11.5 mm (0.453 in) 5 mm 1000 Hour 75 Ohms - 20 %, + 80 % Vertical EDLC / Supercaps - 25 C + 70 C EDC Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 50F 2.7V 30%/-10% Radial 1.090In Stock
2.700Expected 11/23/2026
$7.747
$5.138
$4.500
$3.999
Min.: 1
Mult.: 1
50 F 2.7 VDC Radial 7.5 mm (0.295 in) 18 mm (0.709 in) 40 mm 1500 Hour, 500000 Cycle 22 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 110F 3.0V 10*60 384In Stock
$12.031
$9.376
$8.715
$7.588
Min.: 1
Mult.: 1
110 F 3 VDC Radial 18 mm (0.709 in) 1500 Hour, 500000 Cycle 10 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 62 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.1F 5.5V 70C 1.800In Stock
$3.839
$2.700
$2.233
$2.096
Min.: 1
Mult.: 1
100000 uF 5.5 VDC Radial 13.5 mm (0.531 in) 7 mm 1000 Hour 75 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 25 C + 70 C EDC Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 4F, 3V, 8 x 20mm 9.973In Stock
$2.449
$1.663
$1.401
$1.310
Min.: 1
Mult.: 1
4 F 3 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 20 mm 1500 Hour, 500000 Cycle 160 mOhms 20 % Vertical EDLC / Supercaps - 40 C + 85 C DSF
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3VDC 2F 8x14mm 42.470In Stock
$1.937
$1.299
$1.096
$983
Min.: 1
Mult.: 1
2 F 3 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 14 mm 1000 Hour 320 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.1F 6.3V 70C 533In Stock
$4.375
$3.099
$2.586
$2.438
Min.: 1
Mult.: 1
100000 uF 6.3 VDC Radial 13.5 mm (0.531 in) 9.5 mm 1000 Hour 75 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 25 C + 70 C EDC Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.1F 5.5V 70C 788In Stock
$3.737
$2.461
$2.176
$1.925
Min.: 1
Mult.: 1
100000 uF 5.5 VDC Axial 11.5 mm (0.453 in) 5 mm 1000 Hour 75 Ohms - 20 %, + 80 % Vertical EDLC / Supercaps - 25 C + 70 C EDC Bulk