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SEK Series Capacitors

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Part #

Aluminium Organic Polymer Capacitors 35V 330uF 18mOhms SMD 10x13mm

35SEK330M
Panasonic
1: $3.63
409In Stock
400Expected 17/9/2026
NRND

Mfr. Part No.
35SEK330M

Mouser Part No
667-35SEK330M

NRND

Panasonic

Aluminium Organic Polymer Capacitors 35V 330uF 18mOhms SMD 10x13mm

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Datasheet

409In Stock

400Expected 17/9/2026

$3.63

$2.43

$2.27

$1.85

Min.: 1
Mult.: 1

Electrolytic Capacitors

Aluminum Polymer Capacitors

Radial

330 uF

20 %

35 VDC

Aluminium Organic Polymer Capacitors 50V 22uF 35mOhms SMD 6.3x6mm

50SEK22M
Panasonic
1: $2.27
10In Stock
1,000Expected 10/9/2026
NRND

Mfr. Part No.
50SEK22M

Mouser Part No
667-50SEK22M

NRND

Panasonic

Aluminium Organic Polymer Capacitors 50V 22uF 35mOhms SMD 6.3x6mm

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Datasheet

10In Stock

1,000Expected 10/9/2026

$2.27

$1.47

$1.11

$0.904

$0.844

Min.: 1
Mult.: 1

Electrolytic Capacitors

Aluminum Polymer Capacitors

Radial

22 uF

20 %

50 VDC

Aluminium Organic Polymer Capacitors 50V 33uF 35mOhms SMD 8x7mm

50SEK33M
Panasonic
1: $2.59
45In Stock
1,000Expected 2/11/2026
NRND

Mfr. Part No.
50SEK33M

Mouser Part No
667-50SEK33M

NRND

Panasonic

Aluminium Organic Polymer Capacitors 50V 33uF 35mOhms SMD 8x7mm

Learn More

Datasheet

45In Stock

1,000Expected 2/11/2026

$2.59

$1.71

$1.39

$1.21

Min.: 1
Mult.: 1

Electrolytic Capacitors

Aluminum Polymer Capacitors

Radial

33 uF

20 %

50 VDC

Aluminium Organic Polymer Capacitors 50V 68uF 25mOhms SMD 8x12mm

50SEK68M
Panasonic
1: $2.95
245In Stock
NRND

Mfr. Part No.
50SEK68M

Mouser Part No
667-50SEK68M

NRND

Panasonic

Aluminium Organic Polymer Capacitors 50V 68uF 25mOhms SMD 8x12mm

Learn More

Datasheet

245In Stock

$2.95

$1.96

$1.54

$1.28

Min.: 1
Mult.: 1

Electrolytic Capacitors

Aluminum Polymer Capacitors

Radial

68 uF

20 %

50 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 1uF 50V

SEK010M050ST
Knowles / Illinois Capacitor
1: $1.13
7,339In Stock

Mfr. Part No.
SEK010M050ST

Mouser Part No
598-SEK010M050ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 1uF 50V

Datasheet

7,339In Stock

$1.13

$0.527

$0.471

$0.377

View

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

1 uF

20 %

50 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 100uF 63V

SEK101M063ST
Knowles / Illinois Capacitor
1: $5.81
1,185In Stock

Mfr. Part No.
SEK101M063ST

Mouser Part No
598-SEK101M063ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 100uF 63V

Datasheet

1,185In Stock

$5.81

$3.86

$3.25

$2.79

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

100 uF

20 %

63 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 10uF 200V 20%

SEK100M200ST
Knowles / Illinois Capacitor
1: $2.31
2,734In Stock

Mfr. Part No.
SEK100M200ST

Mouser Part No
598-SEK100M200ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 10uF 200V 20%

Datasheet

2,734In Stock

$2.31

$1.57

$1.26

$1.05

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

10 uF

20 %

200 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 25V 470uF RADIAL

SEK471M025ST
Knowles / Illinois Capacitor
1: $7.46
57In Stock

Mfr. Part No.
SEK471M025ST

Mouser Part No
539-SEK25V470

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 25V 470uF RADIAL

Datasheet

57In Stock

$7.46

$4.55

$3.98

$3.73

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

470 uF

20 %

25 VDC

Aluminium Electrolytic Capacitors - Radial Leaded ALUM EL 35V 1000uF

SEK102M035ST
Knowles / Illinois Capacitor
1: $6.96
218In Stock

Mfr. Part No.
SEK102M035ST

Mouser Part No
539-SEK35V1000

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded ALUM EL 35V 1000uF

Datasheet

218In Stock

$6.96

$6.57

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

1000 uF

20 %

35 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 470uF 35V

SEK471M035ST
Knowles / Illinois Capacitor
1: $7.53
45In Stock

Mfr. Part No.
SEK471M035ST

Mouser Part No
539-SEK471M035ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 470uF 35V

Datasheet

45In Stock

$7.53

$5.25

$4.73

$4.25

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

470 uF

20 %

35 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 105 RAD CAP 470uF

SEK471M050ST
Knowles / Illinois Capacitor
1: $6.32
333In Stock

Mfr. Part No.
SEK471M050ST

Mouser Part No
539-SEK471M050ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 105 RAD CAP 470uF

Datasheet

333In Stock

$6.32

$5.52

$5.42

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

470 uF

20 %

50 VDC

Aluminium Electrolytic Capacitors - Radial Leaded RADIAL 50V 10uF 105C

SEK100M050ST
Knowles / Illinois Capacitor
1: $1.03
3,669In Stock
4,000Expected 1/6/2026

Mfr. Part No.
SEK100M050ST

Mouser Part No
539-SEK50V10

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded RADIAL 50V 10uF 105C

Datasheet

3,669In Stock

4,000Expected 1/6/2026

$1.03

$0.555

$0.498

$0.398

View

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

10 uF

20 %

50 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 100uF 50V RAD

SEK101M050ST
Knowles / Illinois Capacitor
1: $2.20
2,280In Stock

Mfr. Part No.
SEK101M050ST

Mouser Part No
539-SEK50V100

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 100uF 50V RAD

Datasheet

2,280In Stock

$2.20

$1.97

$1.93

$1.15

View

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

100 uF

20 %

50 VDC

Aluminium Electrolytic Capacitors - Radial Leaded RADIAL 50V 22uF 105C

SEK220M050ST
Knowles / Illinois Capacitor
1: $0.917
869In Stock
3,000Expected 29/7/2026

Mfr. Part No.
SEK220M050ST

Mouser Part No
539-SEK50V22

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded RADIAL 50V 22uF 105C

Datasheet

869In Stock

3,000Expected 29/7/2026

$0.917

$0.457

$0.409

$0.302

View

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

22 uF

20 %

50 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 1uF 200V 20%

SEK010M200ST
Knowles / Illinois Capacitor
1: $0.834
666In Stock

Mfr. Part No.
SEK010M200ST

Mouser Part No
598-SEK010M200ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 1uF 200V 20%

Datasheet

666In Stock

$0.834

$0.389

$0.348

$0.274

View

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

1 uF

20 %

200 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 10uF 250V 20%

SEK100M250ST
Knowles / Illinois Capacitor
1: $1.29
1,582In Stock

Mfr. Part No.
SEK100M250ST

Mouser Part No
598-SEK100M250ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 10uF 250V 20%

Datasheet

1,582In Stock

$1.29

$0.648

$0.528

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

10 uF

20 %

250 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 100uF 25V

SEK101M025ST
Knowles / Illinois Capacitor
1: $1.96
618In Stock

Mfr. Part No.
SEK101M025ST

Mouser Part No
598-SEK101M025ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 100uF 25V

Datasheet

618In Stock

$1.96

$0.983

$0.813

$0.689

$0.671

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

100 uF

20 %

25 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 100uF 100V 20%

SEK101M100ST
Knowles / Illinois Capacitor
1: $3.42
844In Stock

Mfr. Part No.
SEK101M100ST

Mouser Part No
598-SEK101M100ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 100uF 100V 20%

Datasheet

844In Stock

$3.42

$2.29

$1.81

$1.38

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

100 uF

20 %

100 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 22uF 63V -40C +105C

SEK220M063ST
Knowles / Illinois Capacitor
1: $0.695
1,392In Stock

Mfr. Part No.
SEK220M063ST

Mouser Part No
598-SEK220M063ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 22uF 63V -40C +105C

Datasheet

1,392In Stock

$0.695

$0.32

$0.272

$0.22

$0.177

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

22 uF

20 %

63 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 22uF 100V

SEK220M100ST
Knowles / Illinois Capacitor
1: $1.78
1,695In Stock

Mfr. Part No.
SEK220M100ST

Mouser Part No
598-SEK220M100ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 22uF 100V

Datasheet

1,695In Stock

$1.78

$0.887

$0.801

$0.616

$0.588

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

22 uF

20 %

100 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 220uF 50V

SEK221M050ST
Knowles / Illinois Capacitor
1: $7.17
113In Stock
200Expected 19/10/2026

Mfr. Part No.
SEK221M050ST

Mouser Part No
598-SEK221M050ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 220uF 50V

Datasheet

113In Stock

200Expected 19/10/2026

$7.17

$5.17

$4.70

$3.61

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

220 uF

20 %

50 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 220uF 63V -40C +105C

SEK221M063ST
Knowles / Illinois Capacitor
1: $1.46
1,223In Stock

Mfr. Part No.
SEK221M063ST

Mouser Part No
598-SEK221M063ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 220uF 63V -40C +105C

Datasheet

1,223In Stock

$1.46

$0.865

$0.607

$0.53

View

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

220 uF

20 %

63 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 2.2uF 100V 20%

SEK2R2M100ST
Knowles / Illinois Capacitor
1: $0.709
90In Stock

Mfr. Part No.
SEK2R2M100ST

Mouser Part No
598-SEK2R2M100ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 2.2uF 100V 20%

Datasheet

90In Stock

$0.709

$0.389

$0.348

$0.278

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

2.2 uF

20 %

100 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 33uF 100V 20%

SEK330M100ST
Knowles / Illinois Capacitor
1: $2.11
1,049In Stock

Mfr. Part No.
SEK330M100ST

Mouser Part No
598-SEK330M100ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 33uF 100V 20%

Datasheet

1,049In Stock

$2.11

$1.11

$0.924

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

33 uF

20 %

100 VDC

Aluminium Electrolytic Capacitors - Radial Leaded 330uF 16V

SEK331M016ST
Knowles / Illinois Capacitor
1: $4.98
280In Stock

Mfr. Part No.
SEK331M016ST

Mouser Part No
598-SEK331M016ST

Knowles / Illinois Capacitor

Aluminium Electrolytic Capacitors - Radial Leaded 330uF 16V

Datasheet

280In Stock

$4.98

$3.02

$2.61

$2.38

View

Min.: 1
Mult.: 1

Electrolytic Capacitors

General Purpose Electrolytic Capacitors

Radial

330 uF

20 %

16 VDC

SEK Series Capacitors

Types of Capacitors

Customer Service Office

Company

Resources

Support

1 uF
2.2 uF
3.3 uF
4.7 uF
10 uF
22 uF
33 uF
47 uF
68 uF
82 uF
100 uF
120 uF
180 uF
220 uF
270 uF
330 uF
470 uF
1000 uF
2200 uF
3300 uF