Supercapacitors / Ultracapacitors

Supercapacitors / Ultracapacitors

Buy Supercapacitors & Ultracapacitors at Mouser with same-day shipping. Mouser is an authorized distributor for many supercapacitor and ultracapacitor manufacturers including Abracon, Cornell Dubilier, Eaton, KEMET, KYOCERA AVX, Maxwell Technologies, Vishay & more.


Please view our selection of supercapacitors and ultracapacitors below.


Results: 1,416
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 Mfr.
Description Datasheet Availability Pricing (JPY) 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
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 1.5F 5.5V 70C
Datasheet
1,779In Stock
2,400Expected 2/8/2027
Min.: 1
Mult.: 1

1.5 F 5.5 VDC Radial 21.5 mm (0.846 in) 7.5 mm 1000 Hour 30 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 25 C + 70 C EDC Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.33F 5.5V 70C
Datasheet
2,977In Stock
8,000Expected 9/23/2026
Min.: 1
Mult.: 1

330 mF 5.5 VDC Axial 11.5 mm (0.453 in) 7 mm 1000 Hour 75 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 25 C + 70 C EDC Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.33F 5.5V 70C
Datasheet
1,819In Stock
Min.: 1
Mult.: 1

330 mF 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
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 0.47F 5.5V 70C
Datasheet
671In Stock
2,000Expected 8/21/2026
Min.: 1
Mult.: 1

470 mF 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 0.47F 5.5V 70C
Datasheet
2,217In Stock
Min.: 1
Mult.: 1

470 mF 5.5 VDC Axial 11.5 mm (0.453 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
Datasheet
1,724In Stock
Min.: 1
Mult.: 1

100 mF 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 0.22F 5.5V 85C
Datasheet
1,244In Stock
Min.: 1
Mult.: 1

220 mF 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 0.33F 5.5V 85C
Datasheet
1,045In Stock
Min.: 1
Mult.: 1

330 mF 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 0.68F 5.5V 85C
Datasheet
451In Stock
Min.: 1
Mult.: 1

680 mF 5.5 VDC Radial 21.5 mm (0.846 in) 9.5 mm 1000 Hour 50 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 25 C + 85 C EDS Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V, 10F wire lead ESHSR-0010C0-002R7
Datasheet
1,618In Stock
54,000On Order
Min.: 1
Mult.: 1

10 F 2.7 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 30.5 mm 1500 Hour, 500000 Cycle 75 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 85 C BCAP AEC-Q200
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V 10F bent lead
Datasheet
640In Stock
2,520On Order
Min.: 1
Mult.: 1
10 F 2.7 VDC Axial 5 mm (0.197 in) 10 mm (0.394 in) 30.5 mm 1500 Hour, 500000 Cycle 25 mOhms - 10 %, + 20 % Horizontal EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200
KEMET Supercapacitors / Ultracapacitors 5.5V 0.047F -20/+80% LS=5.1mm
Datasheet
151In Stock
Min.: 1
Mult.: 1

47 mF 5.5 VDC Radial 5.1 mm (0.201 in) 16 mm (0.63 in) 20 Ohms - 20 %, + 80 % Vertical EDLC / Supercaps - 25 C + 70 C 15.5 mm FA Bulk
KEMET Supercapacitors / Ultracapacitors 5.5VDC 100000 uF -20/80% LS=5.1mm
Datasheet
62In Stock
Min.: 1
Mult.: 1

100 mF 5.5 VDC Radial 16.5 mm (0.65 in) 6.5 Ohms - 20 %, + 80 % Horizontal EDLC / Supercaps - 40 C + 70 C 14 mm FE Bulk
ABRACON Supercapacitors / Ultracapacitors CAP 2F 2.7V TH
Datasheet
19In Stock
Min.: 1
Mult.: 1

2 F 2.7 VDC Radial 8 mm (0.315 in) 20 mm 140 mOhms 20 % Vertical EDLC / Supercaps - 40 C + 70 C ADCR-E Bulk
ABRACON Supercapacitors / Ultracapacitors CAP 3F 2.7V TH
Datasheet
58In Stock
Min.: 1
Mult.: 1

3 F 2.7 VDC Radial 20 % Vertical EDLC / Supercaps - 40 C + 70 C ADCR-S Bulk
ABRACON Supercapacitors / Ultracapacitors CAP 3F 2.7V TH
Datasheet
285In Stock
Min.: 1
Mult.: 1

3 F 2.7 VDC Radial 20 % Vertical EDLC / Supercaps - 40 C + 85 C ADCR-T Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V, 3F, wire lead ESHSR-0003C0-002R7
Datasheet
579In Stock
12,000Expected 8/25/2026
Min.: 1
Mult.: 1

3 F 2.7 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 19.5 mm 1500 Hour, 500000 Cycle 55 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 19.5 mm HC AEC-Q200
Eaton Electronics Supercapacitors / Ultracapacitors .1F 5V EDLC PM SERIES VERT
Datasheet
283In Stock
Min.: 1
Mult.: 1
100000 uF 5 VDC Radial 7.3 mm (0.287 in) 8.5 mm 16.8 mm 1000 Hour 1.25 Ohms - 20 %, + 80 % Vertical EDLC / Supercaps - 40 C + 60 C 9 mm PM Bulk
KYOCERA AVX Supercapacitors / Ultracapacitors 9V .33F 8X14mm Radia l
Datasheet
Product Comments
52In Stock
Min.: 1
Mult.: 1

330 mF 9 VDC Radial 20.5 mm (0.807 in) 8 mm (0.315 in) 14 mm 24 mm 1000 Hour 500 mOhms 20 % Vertical EDLC / Supercaps - 40 C + 65 C 8 mm SCM Bulk
KYOCERA AVX Supercapacitors / Ultracapacitors 5.4V 2.5F 10X22mm Radial
Datasheet
Product Comments
1In Stock
Min.: 1
Mult.: 1

2.5 F 5.4 VDC Radial 10 mm (0.394 in) 22 mm 1000 Hour 75 mOhms 20 % Horizontal EDLC / Supercaps - 40 C + 65 C 10 mm SCM Bulk
KYOCERA AVX Supercapacitors / Ultracapacitors 5.5V 5F 10X32mm Radial
Datasheet
Product Comments
76In Stock
Min.: 1
Mult.: 1

5 F 5.5 VDC Radial 15.5 mm (0.61 in) 10 mm (0.394 in) 32 mm 20 mm 1000 Hour 120 mOhms 20 % Vertical EDLC / Supercaps - 40 C + 65 C 10 mm SCM Bulk
Knowles / Illinois Capacitor Supercapacitors / Ultracapacitors 250F 2.7V +50% / -20% tol
Datasheet
16In Stock
Min.: 1
Mult.: 1

250 F 2.7 VDC Snap In 30 mm (1.181 in) 1000 Hour, 500000 Cycle 13 mOhms - 20 %, + 50 % Vertical EDLC / Supercaps - 40 C + 60 C 57 mm DCN Bulk
Eaton Electronics Supercapacitors / Ultracapacitors 1F 2.5V EDLC B SERIES CYL
Datasheet
885In Stock
1,000Expected 12/14/2026
Min.: 1
Mult.: 1

1 F 2.5 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 13 mm 1000 Hour 400 mOhms - 20 %, + 80 % Vertical EDLC / Supercaps - 25 C + 70 C B Bulk
Eaton Electronics Supercapacitors / Ultracapacitors 3F 2.8V EDLC HB SERIES CYL
Datasheet
22In Stock
300Expected 1/18/2027
Min.: 1
Mult.: 1

3 F 2.5 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 1000 Hour 160 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 25 C + 70 C 21 mm HB Bulk
Eaton Electronics Supercapacitors / Ultracapacitors 5F 2.5V EDLC HB SERIES CYL
Datasheet
52In Stock
100Expected 8/24/2026
Min.: 1
Mult.: 1

5 F 2.5 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 1000 Hour 100 mOhms - 10 %, + 30 % Vertical EDLC / Supercaps - 25 C + 70 C 22.3 mm HB Bulk