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: 177
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) 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 1F Tol -10%/+30% 54x30x22mm 58In Stock
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1 F 30 VDC Wire 54 mm 22 mm 1000 Hour 1.818 Ohms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 30 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 18VDC 11.6F Tol -10%/+30% 112x57x19.5mm 43In Stock
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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 18.6F Tol -10%/+30% 112x67x19.5mm 23In Stock
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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 23.3F Tol -10%/+30% 57x57x19.5mm 52In Stock
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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
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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 36.6F Tol -10%/+30% 57x67x19.5mm 44In Stock
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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 18VDC 0.5F Tol -10%/+30% 52x27x9mm 194In Stock
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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 1.5F 3.6V 85C 626In Stock
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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 87In Stock
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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 0.75F, 60V, 91x30x39mm STD MOD 45In Stock
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750000 uF 60 VDC Wire 91 mm 39 mm 1000 Hour 1420 mOhms - 10 %, + 30 % Vertical Supercapacitors / Ultracapacitors - 40 C + 65 C 30 mm DSM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 2F, 8.1V, 31x23x11mm 240In Stock
120Expected 2/23/2026
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2 F 8.1 VDC Radial 16 mm (0.63 in) 31 mm 11 mm 1500 Hour 380 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 23 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.33F, 8.1V, 25x16x8.5mm 416In Stock
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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 170In Stock
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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 5F, 8.1V, 39x33x13mm 123In Stock
120Expected 3/16/2026
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5 F 8.1 VDC Through Hole 21 mm (0.827 in) 39 mm 13 mm 1500 hour 200 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 33 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.67F, 8.1V, 25x16x8.5mm 415In Stock
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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 1.66F, 9V, 31x23x11mm 177In Stock
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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 449In Stock
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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 218In Stock
Min.: 1
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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 0.67F, 9V, 25x16x8.5mm 470In Stock
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670000 uF 9 VDC Radial 25 mm 8.5 mm 1000 Hour 980 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 16 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 30VDC 150 mF Tol -10%/+30% 35x24.5x14.5mm 58In Stock
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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
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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 30In Stock
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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 18VDC 0.25F Tol -10%/+30% 42x24.5x7.5mm 99In Stock
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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 30VDC 0.3F Tol -10%/+30% 44x27x18mm 48In Stock
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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 9VDC 0.5F Tol -10%/+30% 21.5x24.5x7.5mm 194In Stock
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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