3.0V XP™ Small Cell Ultracapacitors

Maxwell Technologies 3.0V XP™ Small Cell Ultracapacitors are designed to provide energy storage while supporting renewable energy, smart grid, and IoT. The 3.0V solutions provide a cost-efficient, high performance, long-life platform, and are available in 3F, 5F, 10F, 25F, and 50F. The ultracapacitors are high energy, high power solutions that also incorporate the XP technology offering enhanced performance under adverse environmental conditions. Applications for the 3.0V XP small cell ultracapacitors include actuators, emergency lighting, telematics, automotive, backup systems, smart meter, and robotics.

Results: 22
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (CAD) 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
Life
ESR
Tolerance
Orientation
Product
Minimum Operating Temperature
Maximum Operating Temperature
Height
Series
Qualification
Packaging
Maxwell Technologies Supercapacitors / Ultracapacitors 3V 100F SNAP-IN
Datasheet
361In Stock
864Expected 2026-09-18
Min.: 1
Mult.: 1

100 F 3 VDC Snap In 10 mm (0.394 in) 22 mm (0.866 in) 46 mm 2000 Hour, 1000000 Cycle 4.5 mOhms 0 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 46 mm BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V 450F SNAP-IN
Datasheet
24In Stock
440Expected 2026-10-02
Min.: 1
Mult.: 1

450 F 2.7 VDC Snap In 35 mm (1.378 in) 63.5 mm 1500 Hour, 500000 Cycle 2.8 mOhms 0 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 63.5 mm BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 3.0V 5F wire lead
Datasheet
8,062In Stock
Min.: 1
Mult.: 1

5 F 3 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 20.5 mm 1500 Hour, 1000000 Cycle 35 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 20.5 mm BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V, 100F, snap-in
Datasheet
276In Stock
864Expected 2026-10-12
Min.: 1
Mult.: 1

100 F 2.7 VDC Snap In 10 mm (0.394 in) 22 mm (0.866 in) 46 mm 1500 Hour, 500000 Cycle 8 mOhms 0 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V 350F 0.75mA ESR=3.2mOhms
Datasheet
623In Stock
3,600Expected 2026-10-23
Min.: 1
Mult.: 1

350 F 2.7 VDC Snap In 33.3 mm (1.311 in) 63 mm 1500 Hour, 500000 Cycle 3.2 mOhms 0 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V, 360F, snap-in
Datasheet
310In Stock
Min.: 1
Mult.: 1

360 F 2.7 VDC Snap In 22.5 mm (0.886 in) 35 mm (1.378 in) 63 mm 1500 Hour, 500000 Cycle 2.9 mOhms 0 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 63 mm BCAP AEC-Q200
Maxwell Technologies Supercapacitors / Ultracapacitors 3V 25F wire lead
Datasheet
2,983In Stock
7,500On Order
Min.: 1
Mult.: 1

25 F 3 VDC Radial 7.5 mm (0.295 in) 16 mm (0.63 in) 25.5 mm 2000 Hour, 1000000 Cycle 17 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V, 50F wire lead ESHSR-0050C0-002R7
Datasheet
3,848In Stock
Min.: 1
Mult.: 1

50 F 2.7 VDC Radial 7.5 mm (0.295 in) 18 mm (0.709 in) 41 mm 1500 Hour, 500000 Cycle 10 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 41 mm BCAP AEC-Q200
Maxwell Technologies Supercapacitors / Ultracapacitors 3.0V 3F wire lead
Datasheet
640In Stock
6,000Expected 2026-10-13
Min.: 1
Mult.: 1

3 F 3 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 19.5 mm 1500 Hour, 1000000 Cycle 95 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 3V 10F bent lead
Datasheet
278In Stock
2,520Expected 2026-11-24
Min.: 1
Mult.: 1
10 F 3 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 30.5 mm 2000 Hour, 1000000 Cycle 20 mOhms - 10 %, + 20 % Horizontal EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V, 10F wire lead ESHSR-0010C0-002R7
Datasheet
51In 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
586In Stock
2,520Expected 2026-11-02
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
Maxwell Technologies Supercapacitors / Ultracapacitors 3V 10F wire lead
Datasheet
57,488On Order
Min.: 1
Mult.: 1

10 F 3 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 30.5 mm 2000 Hour, 1000000 Cycle 20 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V, 5F, wire lead ESHSR-0005C0-002R7
Datasheet
23,977On Order
Min.: 1
Mult.: 1

5 F 2.7 VDC Radial 5 mm (0.197 in) 10 mm (0.394 in) 20.5 mm 1500 Hour, 500000 Cycle 36 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 20.5 mm BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V, 25F, wire lead ESHSR-0025C0-002R7
Datasheet
30,438On Order
Min.: 1
Mult.: 1

25 F 2.7 VDC Radial 7.5 mm (0.295 in) 16 mm (0.63 in) 25.5 mm 1500 Hour, 500000 Cycle 15 mOhms - 10 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 25.5 mm BCAP AEC-Q200
Maxwell Technologies Supercapacitors / Ultracapacitors 3.0V, 150F Ultracapacitor Cell
Datasheet
2,955On Order
Min.: 1
Mult.: 1

150 F 3 VDC Snap In 10 mm (0.394 in) 25 mm (0.984 in) 50 mm 2000 Hour, 1000000 Cycle 6.5 mOhms 0 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C 50 mm BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 3V 50F wire lead
Datasheet
1,600Expected 2026-11-20
Min.: 1
Mult.: 1

50 F 3 VDC Radial 7.5 mm (0.295 in) 18 mm (0.709 in) 41 mm 2000 Hour, 1000000 Cycle 10 mOhms 0 %, + 20 % Vertical EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V 3F bent lead
Datasheet
Non-Stocked
Min.: 5,040
Mult.: 5,040
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 Horizontal EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V 3F bent lead
Datasheet
Non-Stocked
Min.: 5,040
Mult.: 5,040
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 EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 3.0V 3F bent lead
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
3 F 3 VDC Radial 3.5 mm (0.138 in) 8 mm (0.315 in) 19.5 mm 1500 Hour, 1000000 Cycle EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V 25F bent lead
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

25 F 2.7 VDC Axial 7.5 mm (0.295 in) 16 mm (0.63 in) 25.5 mm 1500 Hour, 500000 Cycle 16 mOhms Horizontal EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200
Maxwell Technologies Supercapacitors / Ultracapacitors 2.7V 25F bent lead
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
25 F 3 VDC Radial 7.5 mm (0.295 in) 16 mm (0.63 in) 25.5 mm 2000 Hour, 1000000 Cycle 17 mOhms EDLC / Supercaps - 40 C + 65 C BCAP AEC-Q200 Bulk