Aluminum Electrolytic Capacitors

Find the right aluminum electrolytic capacitor for your power design. Our catalog covers surface-mount (SMD) and radial-lead capacitors for board-level designs, as well as snap-in and screw-terminal capacitors for high-power equipment. Contact our team for help sourcing standard, long-life and hard-to-find parts.

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Total Products: 14,103
ImageData
Sheet
Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp
Additional SpecificationsQtyGet A
Quote
LKG2A122MESBBKLKG2A122MESBBKNichiconCAP ALUM 1200UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.2 mF
ESR:
N/A
Height Seated (Max):
3.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3.05 A @ 120 Hz
Size / Dimension:
30 x 30 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
877
LKG2A122MESBCKLKG2A122MESBCKNichiconCAP ALUM 1200UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.2 mF
ESR:
N/A
Height Seated (Max):
4.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3.6 A @ 120 Hz
Size / Dimension:
40 x 30 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,547
LKG2A122MESCAKLKG2A122MESCAKNichiconCAP ALUM 1200UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.2 mF
ESR:
N/A
Height Seated (Max):
2.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
2.3 A @ 120 Hz
Size / Dimension:
20 x 35 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
631
LKG2A122MESCBKLKG2A122MESCBKNichiconCAP ALUM 1200UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.2 mF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
2.9 A @ 120 Hz
Size / Dimension:
25 x 35 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
546
LKG2A122MESCCKLKG2A122MESCCKNichiconCAP ALUM 1200UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.2 mF
ESR:
N/A
Height Seated (Max):
3.7 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3.3 A @ 120 Hz
Size / Dimension:
35 x 35 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
959
LKG2A122MESYAKLKG2A122MESYAKNichiconCAP ALUM 1200UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.2 mF
ESR:
N/A
Height Seated (Max):
4.7 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
2.3 A @ 120 Hz
Size / Dimension:
45 x 20 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,273
LKG2A122MESZAKLKG2A122MESZAKNichiconCAP ALUM 1200UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.2 mF
ESR:
N/A
Height Seated (Max):
4.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
2.2 A @ 120 Hz
Size / Dimension:
40 x 22 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,167
LKG2A122MESZBKLKG2A122MESZBKNichiconCAP ALUM 1200UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.2 mF
ESR:
N/A
Height Seated (Max):
5.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3 A @ 120 Hz
Size / Dimension:
50 x 22 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,892
LKG2A152MESAAKLKG2A152MESAAKNichiconCAP ALUM 1500UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.5 mF
ESR:
N/A
Height Seated (Max):
3.7 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
2.6 A @ 120 Hz
Size / Dimension:
35 x 25 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,689
LKG2A152MESABKLKG2A152MESABKNichiconCAP ALUM 1500UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.5 mF
ESR:
N/A
Height Seated (Max):
5.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3.2 A @ 120 Hz
Size / Dimension:
50 x 25 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,508
LKG2A152MESBBKLKG2A152MESBBKNichiconCAP ALUM 1500UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.5 mF
ESR:
N/A
Height Seated (Max):
3.7 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3.4 A @ 120 Hz
Size / Dimension:
35 x 30 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,993
LKG2A152MESBCKLKG2A152MESBCKNichiconCAP ALUM 1500UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.5 mF
ESR:
N/A
Height Seated (Max):
5.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3.9 A @ 120 Hz
Size / Dimension:
50 x 30 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,842
LKG2A152MESCBKLKG2A152MESCBKNichiconCAP ALUM 1500UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.5 mF
ESR:
N/A
Height Seated (Max):
3.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3.2 A @ 120 Hz
Size / Dimension:
30 x 35 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,137
LKG2A152MESCCKLKG2A152MESCCKNichiconCAP ALUM 1500UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.5 mF
ESR:
N/A
Height Seated (Max):
4.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
3.75 A @ 120 Hz
Size / Dimension:
40 x 35 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
754
LKG2A152MESYAKLKG2A152MESYAKNichiconCAP ALUM 1500UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.5 mF
ESR:
N/A
Height Seated (Max):
5.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
2.65 A @ 120 Hz
Size / Dimension:
50 x 20 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,297
LKG2A152MESZAKLKG2A152MESZAKNichiconCAP ALUM 1500UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.5 mF
ESR:
N/A
Height Seated (Max):
4.7 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
2.55 A @ 85 Hz
Size / Dimension:
45 x 22 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,055
LKG2A153MKZLKG2A153MKZNichiconCAP ALUM 15000UF ±20% 100V LAGAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
15 mF
ESR:
N/A
Height Seated (Max):
8.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
8.7 A @ 120 Hz
Size / Dimension:
80 x 63 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,323
LKG2A153MKZFLKG2A153MKZFNichiconCAP ALUM 15000UF ±20% 100V LAGAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
15 mF
ESR:
N/A
Height Seated (Max):
10.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
7.4 A @ 120 Hz
Size / Dimension:
100 x 50 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
666
LKG2A153MKZSLKG2A153MKZSNichiconCAP ALUM 15000UF ±20% 100V LAGAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
15 mF
ESR:
N/A
Height Seated (Max):
10.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
11.3 A @ 120 Hz
Size / Dimension:
100 x 76 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,112
LKG2A182MESAAKLKG2A182MESAAKNichiconCAP ALUM 1800UF ±20% 100V SNAP-INAluminum Electrolytic CapacitorsN/A100 V-40°C - 85°C
Applications:
Audio
Capacitance:
1.8 mF
ESR:
N/A
Height Seated (Max):
4.2 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
1000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
N/A
Ripple Current Low Frequency:
2.85 A @ 120 Hz
Size / Dimension:
40 x 25 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
727

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About Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors offer the most capacitance for the cost of any common capacitor type, which makes them the standard choice for bulk energy storage and filtering in power circuits. An etched aluminum foil with a thin oxide layer and an electrolyte packs high capacitance into a compact can, at voltages from low-voltage logic rails to high-voltage power stages.

Because they are polarized and their electrolyte ages with heat, the ratings that matter most are capacitance, voltage, ripple current, temperature and rated lifetime. Series differ mainly in how they balance these: long-life series for equipment that runs hot around the clock, low-ESR series for switching power supplies, and automotive-grade and audio-grade series for their specialized requirements. Suntsu sources these capacitors alongside our timing devices and integrated circuits for automotive, industrial and power applications.

Common Applications of Aluminum Electrolytic Capacitors

  • Power supply filtering: smoothing rectified DC and holding up output rails in AC-DC and DC-DC converters
  • DC link and bulk storage: snap-in and screw-terminal capacitors in inverters, motor drives, UPS and solar systems
  • Automotive electronics: automotive-grade series for engine control units, lighting and infotainment
  • Audio equipment: audio-grade capacitors for amplifier power supplies and signal coupling
  • Industrial and lighting: LED drivers, welding equipment and industrial controls that need high capacitance at high voltage

How to Choose the Right Aluminum Electrolytic Capacitor

Selecting the right aluminum electrolytic capacitor comes down to four key specifications:

Capacitance and Voltage: Match the µF value to your filtering or hold-up needs, and choose a rated voltage with headroom above your circuit’s maximum voltage, including ripple peaks.

Ripple Current and ESR: Make sure the rated ripple current covers the AC current the capacitor will carry. Low-ESR series run cooler in switching power supplies.

Temperature and Lifetime: Lifetime roughly doubles for every 10°C below the rated temperature, so pick a temperature rating and hour rating that suit how hot and how long your product will run.

Mounting Type and Size: Choose SMD or radial lead for board-level designs, snap-in for higher-power boards and screw terminal for chassis-mounted power equipment. Confirm the diameter and height fit your layout.

Check each product’s datasheet to confirm these specs align with your design before ordering.

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If you can’t find the parts you’re looking for in our database, don’t worry! We’re here to help. Simply fill out the form below with the part number you need and your contact information, and we’ll locate it for you. If you prefer to speak to someone directly, our sales team is available at 949.783.7300.

























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