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 (USD) 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 1F, 8.1V, 25x22x8.5mm 704In Stock
600On Order
$6.00
$4.37
$3.72
$3.41
Min.: 1
Mult.: 1
1 F 8.1 VDC Through Hole 13.5 mm (0.531 in) 25 mm 8.5 mm 1500 hour 470 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 22 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 18VDC 11.6F Tol -10%/+30% 112x57x19.5mm 35In Stock
$71.20
$60.56
$57.35
$54.98
Min.: 1
Mult.: 1
11.6 F 18 VDC Wire 112 mm 19.5 mm 1000 Hour 243 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 57 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 18VDC 2.5F Tol -10%/+30% 79x30x14mm 111In Stock
$34.42
$27.60
$26.62
$25.78
Min.: 1
Mult.: 1
2.5 F 18 VDC Wire 79 mm 14 mm 1000 Hour 334 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 30 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.5F 3.6V 85C 551In Stock
$6.37
$4.47
$3.85
$3.38
Min.: 1
Mult.: 1
1.5 F 3.6 VDC Axial 19 mm (0.748 in) 5 mm 1000 Hour 30 Ohms - 20 %, + 80 % Vertical EDLC / Supercaps - 25 C + 85 C EDS Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.5F, 60V, 73.5x27x31.5mm STD MOD 77In Stock
$48.02
$37.72
$36.56
$35.62
Min.: 1
Mult.: 1
500000 uF 60 VDC Wire 73.5 mm 31.5 mm 1000 Hour 2000 mOhms - 10 %, + 30 % Vertical Supercapacitors / Ultracapacitors - 40 C + 65 C 27 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.33F, 8.1V, 25x16x8.5mm 415In Stock
$5.18
$3.74
$3.17
$2.95
Min.: 1
Mult.: 1
330000 uF 8.1 VDC Radial 13.5 mm (0.531 in) 25 mm 8.5 mm 1500 Hour 1220 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 16 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3.33F, 8.1V, 31x27x11mm 140In Stock
$10.09
$7.65
$6.68
$6.32
Min.: 1
Mult.: 1
3.33 F 8.1 VDC Through Hole 21 mm (0.827 in) 31 mm 11 mm 1500 hour 290 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 27 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.67F, 8.1V, 25x16x8.5mm 415In Stock
$5.45
$3.97
$3.36
$3.14
Min.: 1
Mult.: 1
670000 uF 8.1 VDC Through Hole 13.5 mm (0.531 in) 25 mm 8.5 mm 1500 hour 740 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 16 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1F, 9V, 25x22x8.5mm 119In Stock
$5.18
$3.76
$3.20
$2.97
Min.: 1
Mult.: 1
1 F 9 VDC Through Hole 1000 Hour - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.66F, 9V, 31x23x11mm 139In Stock
$7.82
$5.83
$5.04
$4.72
Min.: 1
Mult.: 1
1.66 F 9 VDC Radial 16 mm (0.63 in) 31 mm 11 mm 1000 Hour - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 23 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.33F, 9V, 25x16x8.5mm 257In Stock
$5.45
$3.97
$3.36
$3.14
Min.: 1
Mult.: 1
330000 uF 9 VDC Radial 13.5 mm (0.531 in) 25 mm 8.5 mm 1000 Hour - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 16 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3.33F, 9V, 31x27x11mm 214In Stock
$10.90
$8.30
$7.27
$6.87
Min.: 1
Mult.: 1
3.33 F 9 VDC Through Hole 1000 Hour - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 30VDC 150 mF Tol -10%/+30% 35x24.5x14.5mm 48In Stock
$27.77
$21.40
$20.62
$19.98
$17.89
Min.: 1
Mult.: 1
150000 uF 30 VDC Wire 35 mm 14.5 mm 1000 Hour 6.464 Ohms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 24.5 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 30VDC 1.5F Tol -10%/+30% 66x30x27mm 15In Stock
30Expected 2026/10/28
$59.58
$46.60
$44.61
$42.78
Min.: 1
Mult.: 1
1.5 F 30 VDC Wire 66 mm 27 mm 1000 Hour 700 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 30 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 18VDC 1.6F Tol -10%/+30% 64x30x11mm 25In Stock
$32.65
$24.80
$23.91
$23.18
Min.: 1
Mult.: 1
1.6 F 18 VDC Wire 64 mm 11 mm 1000 Hour 1.091 Ohms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 30 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 30VDC 3.5F Tol -10%/+30% 84x39x34mm 8In Stock
$76.79
$65.56
$61.34
$59.66
Min.: 1
Mult.: 1
3.5 F 30 VDC Wire 84 mm 1000 Hour 505 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 39 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 9VDC 36.6F Tol -10%/+30% 57x67x19.5mm 7In Stock
$81.15
$69.47
$65.27
$63.33
Min.: 1
Mult.: 1
36.6 F 9 VDC Wire 57 mm 19.5 mm 1000 Hour 110 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 67 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 10F 2.7V 20% CAPACITOR 2,223In Stock
$3.24
$2.27
$1.88
$1.66
Min.: 1
Mult.: 1
10 F 2.7 VDC Radial 10 mm (0.394 in) 1000 Hour, 500000 Cycle 80 mOhms 20 % Vertical EDLC / Supercaps - 40 C + 60 C 32 mm DCN Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.5F 5.5V +20% / -20% tol 1,645In Stock
$5.73
$4.18
$3.56
$3.27
Min.: 1
Mult.: 1
1.5 F 5.5 VDC 1000 Hour, 500000 Cycle 500 mOhms EDLC / Supercaps - 40 C + 60 C DCN Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.3F 2.7V +50% / -20% tol 12,223In Stock
$1.78
$1.20
$0.956
$0.87
Min.: 1
Mult.: 1
300000 uF 2.7 VDC Radial 4 mm (0.157 in) 1000 Hour, 500000 Cycle 1 Ohms - 20 %, + 50 % Vertical EDLC / Supercaps - 40 C + 60 C 12.5 mm DCN Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1F 2.7V +30%/-10% Radial 20,499In Stock
$1.20
$0.613
$0.561
$0.473
Min.: 1
Mult.: 1
1 F 2.7 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 13 mm 1500 Hour, 500000 Cycle 400 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1F 5.5V 30%/-10% Dual Cell 1,689In Stock
30,200On Order
$3.17
$2.21
$1.83
$1.60
Min.: 1
Mult.: 1
1 F 5.5 VDC Radial 12 mm (0.472 in) 17 mm 8.5 mm 1500 Hour, 500000 Cycle 500 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C 19 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.5F 5.5V 30%/-10% Dual Cell 3,267In Stock
$3.47
$2.02
$1.79
$1.72
Min.: 1
Mult.: 1
1.5 F 5.5 VDC Radial 12 mm (0.472 in) 17 mm 8.5 mm 1500 Hour, 500000 Cycle 160 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C 23 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 5F 2.7V 30%/-10% Radial 3,542In Stock
$1.97
$1.33
$1.07
$0.923
Min.: 1
Mult.: 1
5 F 2.7 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 20 mm 1500 Hour, 500000 Cycle 130 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 50F 2.7V 30%/-10% Radial 1,090In Stock
2,700Expected 2026/11/23
$6.80
$4.51
$3.95
$3.52
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