Supercapacitors

Supercapacitors
Supercapacitors are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many supercapacitor manufacturers including Abracon, Cornell Dubilier, Eaton, KEMET, KYOCERA AVX, Maxwell, Vishay, & more. 
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Please view our large selection of supercapacitors below.
Results: 1,407
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 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
Qualification
Packaging
Ohmite Supercapacitors / Ultracapacitors MAXCAP 470MF 5.5v
Datasheet
32In Stock
Min.: 1
Mult.: 1

470 mF 5.5 VDC Radial 16.6 mm (0.654 in) 1000 Hour 100 Ohms - 20 %, + 80 % Vertical EDLC / Supercaps - 40 C + 85 C 21.5 mm Maxcap Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 10F 2.7V 30%/-10% Radial
Datasheet
206In Stock
Min.: 1
Mult.: 1

10 F 2.7 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 30 mm 1500 Hour, 500000 Cycle 60 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 10F 2.7V 30%/-10% Radial
Datasheet
52In Stock
Min.: 1
Mult.: 1

10 F 2.7 VDC Radial 5 mm (0.197 in) 12.5 mm (0.492 in) 25 mm 1500 Hour, 500000 Cycle 60 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.2F, 2.7V,6.3x15mm
Datasheet
1,219In Stock
Min.: 1
Mult.: 1

1.2 F 2.7 VDC Radial 2.5 mm (0.098 in) 6.3 mm (0.248 in) 15 mm 1500 Hour, 500000 Cycle 600 mOhms 20 % Vertical EDLC / Supercaps - 40 C + 85 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.5F, 2.7V,6.3x18mm
Datasheet
1,262In Stock
Min.: 1
Mult.: 1

1.5 F 2.7 VDC Radial 2.6 mm (0.102 in) 6.3 mm (0.248 in) 18 mm 1500 Hour, 500000 Cycle 560 mOhms 20 % Vertical EDLC / Supercaps - 40 C + 85 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 15F 2.7V 30%/-10% Radial
Datasheet
228In Stock
Min.: 1
Mult.: 1

15 F 2.7 VDC Radial 5 mm (0.197 in) 12.5 mm (0.492 in) 30 mm 1500 Hour, 500000 Cycle 50 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 20F 2.7V 16*25
Datasheet
342In Stock
Min.: 1
Mult.: 1

20 F 2.7 VDC Radial 7.5 mm (0.295 in) 16 mm (0.63 in) 25 mm 1500 Hour, 500000 Cycle 40 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 25F 2.7V 30%/-10% Radial
Datasheet
23In Stock
900Expected 1/18/2027
Min.: 1
Mult.: 1

25 F 2.7 VDC Radial 7.5 mm (0.295 in) 16 mm (0.63 in) 25 mm 1500 Hour, 500000 Cycle 35 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3.3F 2.7V 30%/-10% Radial
Datasheet
602In Stock
Min.: 1
Mult.: 1

3.3 F 2.7 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 20 mm 1500 Hour, 500000 Cycle 150 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3.5F 5.5V 30%/-10% Dual Cell
Datasheet
349In Stock
Min.: 1
Mult.: 1

3.5 F 5.5 VDC Radial 15.5 mm (0.61 in) 21 mm 11 mm 1500 Hour, 500000 Cycle 160 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C 27 mm DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 6F 2.7V 10*20
Datasheet
509In Stock
Min.: 1
Mult.: 1

6 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 7F 2.7V 30%/-10% Radial
Datasheet
200In Stock
Min.: 1
Mult.: 1

7 F 2.7 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 25 mm 1500 Hour, 500000 Cycle 80 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 70F 2.7V 30%/-10% Radial
Datasheet
50In Stock
Min.: 1
Mult.: 1

70 F 2.7 VDC Radial 7.5 mm (0.295 in) 18 mm (0.709 in) 50 mm 1500 Hour, 500000 Cycle 20 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 65 C DGH Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3VDC 10F 10x25mm
Datasheet
418In Stock
8,800Expected 11/25/2026
Min.: 1
Mult.: 1

10 F 3 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 25 mm 1000 Hour 180 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.5F, 3V, 6.3 x 18mm
Datasheet
1,497In Stock
Min.: 1
Mult.: 1

1.5 F 3 VDC Radial 2.5 mm (0.098 in) 6.3 mm (0.248 in) 18 mm 1500 Hour, 500000 Cycle 640 mOhms 20 % Vertical EDLC / Supercaps - 40 C + 85 C DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.5F 6.0V 8.5*17*23
Datasheet
23In Stock
600Expected 11/10/2026
Min.: 1
Mult.: 1

1.5 F 6 VDC Radial 17 mm 8.5 mm 1500 Hour, 500000 Cycle 180 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 24 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 25F 3.0V 16*25
Datasheet
96In Stock
Min.: 1
Mult.: 1

25 F 3 VDC Radial 16 mm (0.63 in) 27 mm 1500 Hour, 500000 Cycle 25 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3F 3.0V 8*20
Datasheet
999In Stock
Min.: 1
Mult.: 1

3 F 3 VDC Radial 8 mm (0.315 in) 1500 Hour, 500000 Cycle 80 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 21.5 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 3.5F 6.0V 11*21*27
Datasheet
433In Stock
300Expected 9/30/2026
Min.: 1
Mult.: 1

3.5 F 6 VDC Radial 21 mm 11 mm 1500 Hour, 500000 Cycle 130 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 28 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 350F 3.0V 35*60
Datasheet
41In Stock
Min.: 1
Mult.: 1

350 F 3 VDC Snap In 35 mm (1.378 in) 1500 Hour, 500000 Cycle 3 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 60 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 5F 3.0V 10*20
Datasheet
595In Stock
800Expected 10/12/2026
Min.: 1
Mult.: 1

5 F 3 VDC Radial 10 mm (0.394 in) 1500 Hour, 500000 Cycle 70 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 22 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 5F 6.0V 11*21*32
Datasheet
25In Stock
450Expected 10/26/2026
Min.: 1
Mult.: 1

5 F 6 VDC Radial 21 mm 11 mm 1500 Hour, 500000 Cycle 100 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 33 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 50F 3.0V 18*40
Datasheet
24In Stock
Min.: 1
Mult.: 1

50 F 3 VDC Radial 18 mm (0.709 in) 1500 Hour, 500000 Cycle 15 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 40 C + 85 C 42 mm DSF Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.67F, 9V, 25x16x8.5mm
Datasheet
18In Stock
240Expected 12/1/2026
Min.: 1
Mult.: 1

670 mF 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 18VDC 5.8F Tol -10%/+30% 100x39x17.5mm
Datasheet
1In Stock
Min.: 1
Mult.: 1

5.8 F 18 VDC Wire 100 mm 17.5 mm 1000 Hour 303 mOhms - 10 %, + 30 % EDLC / Supercaps - 40 C + 65 C 39 mm DSM Bulk