Common Mode Filters / Chokes – Mouser Hong Kong

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High-Performance Common Mode Coils

KEMET High-Performance Common Mode Coils are designed with nanocrystalline metal for SCFx series and Mn-Zn Ferrite cores for SCTx series. These coils offer a wide variety of sizes, shapes, and characteristics. The common mode coils feature up to 22A rated current for single-phase and up to 110A rated current for three-phase. These coils operate in a -40°C to +130°C temperature range. Typical applications include audio-visual equipment, office automation equipment, industrial equipment, air conditioners, home appliances, digital appliances, and power supply devices.

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Part #

Common Mode Chokes / Filters 500V 0.42mH 50A DCR=1.21mOhms Heat Resistant Thru Hole

SCT56X-500-S2R1C007JH
KEMET
1: HK$334.97
36In Stock
New Product

Mfr. Part No.
SCT56X-500-S2R1C007JH

Mouser Part No
80-SCT500S2R1C007JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.42mH 50A DCR=1.21mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36In Stock

HK$334.97

HK$275.53

HK$268.47

Min.: 1
Mult.: 1
Max.: 36

Horizontal Mount

SCT-X

Through Hole

420 uH

50 A

1.21 mOhms

- 40 C

+ 130 C

45 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.72mH 5A DCR=27.74mOhms Heat Resistant Thru Hole

SCT21X-050-S0R75A012JH
KEMET
1: HK$59.51
210In Stock
New Product

Mfr. Part No.
SCT21X-050-S0R75A012JH

Mouser Part No
80-SCT050S0R75A012JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.72mH 5A DCR=27.74mOhms Heat Resistant Thru Hole

Learn More

Datasheet

210In Stock

HK$59.51

HK$48.25

HK$42.83

HK$40.44

View

Min.: 1
Mult.: 1
Max.: 420

Horizontal Mount

SCT-X

Through Hole

720 uH

5 A

27.74 mOhms

- 40 C

+ 130 C

30 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 530V 5.92mH 6A DCR=38.97mOhms Heat Resistant Thru Hole

SCT31X-060-S1R1A028JV
KEMET
1: HK$89.93
120In Stock
New Product

Mfr. Part No.
SCT31X-060-S1R1A028JV

Mouser Part No
80-SCT060S1R1A028JV

New Product

KEMET

Common Mode Chokes / Filters 530V 5.92mH 6A DCR=38.97mOhms Heat Resistant Thru Hole

Learn More

Datasheet

120In Stock

HK$89.93

HK$73.98

HK$69.13

HK$67.65

HK$65.51

Min.: 1
Mult.: 1

Vertical Mount

SCT-X

Through Hole

5.92 mH

6 A

38.97 mOhms

- 40 C

+ 130 C

42 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.4mH 7A DCR=14.7mOhms Heat Resistant Thru Hole

SCT21X-070-S0R9A009JH
KEMET
1: HK$59.60
210In Stock
New Product

Mfr. Part No.
SCT21X-070-S0R9A009JH

Mouser Part No
80-SCT070S0R9A009JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.4mH 7A DCR=14.7mOhms Heat Resistant Thru Hole

Learn More

Datasheet

210In Stock

HK$59.60

HK$48.33

HK$42.91

HK$40.52

View

Min.: 1
Mult.: 1
Max.: 420

Horizontal Mount

SCT-X

Through Hole

400 uH

7 A

14.7 mOhms

- 40 C

+ 130 C

30 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 530V 0.91mH 15A DCR=6.5mOhms Heat Resistant Thru Hole

SCT31X-150-S1R7A011JV
KEMET
1: HK$89.93
117In Stock
New Product

Mfr. Part No.
SCT31X-150-S1R7A011JV

Mouser Part No
80-SCT150S1R7A011JV

New Product

KEMET

Common Mode Chokes / Filters 530V 0.91mH 15A DCR=6.5mOhms Heat Resistant Thru Hole

Learn More

Datasheet

117In Stock

HK$89.93

HK$73.98

HK$69.13

HK$67.65

HK$65.51

Min.: 1
Mult.: 1

Vertical Mount

SCT-X

Through Hole

910 uH

15 A

6.5 mOhms

- 40 C

+ 130 C

44 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.7mH 40A DCR=1.84mOhms Heat Resistant Thru Hole

SCT56X-400-S2R4B009JH
KEMET
1: HK$334.97
36In Stock
New Product

Mfr. Part No.
SCT56X-400-S2R4B009JH

Mouser Part No
80-SCT400S2R4B009JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.7mH 40A DCR=1.84mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36In Stock

HK$334.97

HK$275.53

HK$268.47

Min.: 1
Mult.: 1
Max.: 36

Horizontal Mount

SCT-X

Through Hole

700 uH

40 A

1.84 mOhms

- 40 C

+ 130 C

45 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.7mH 40A DCR=1.84mOhms Heat Resistant Thru Hole

SCT56X-400-S2R4B009JV
KEMET
1: HK$360.94
18In Stock
18Expected 28/7/2026
New Product

Mfr. Part No.
SCT56X-400-S2R4B009JV

Mouser Part No
80-SCT400S2R4B009JV

New Product

KEMET

Common Mode Chokes / Filters 500V 0.7mH 40A DCR=1.84mOhms Heat Resistant Thru Hole

Learn More

Datasheet

18In Stock

18Expected 28/7/2026

HK$360.94

HK$308.91

HK$291.81

Min.: 1
Mult.: 1
Max.: 36

Vertical Mount

SCT-X

Through Hole

700 uH

40 A

1.84 mOhms

- 40 C

+ 130 C

75 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.57mH 35A DCR=1.91mOhms Heat Resistant Thru Hole

SCT47X-350-S2R1B008JV
KEMET
1: HK$186.35
54In Stock
New Product

Mfr. Part No.
SCT47X-350-S2R1B008JV

Mouser Part No
80-SCT350S2R1B008JV

New Product

KEMET

Common Mode Chokes / Filters 500V 0.57mH 35A DCR=1.91mOhms Heat Resistant Thru Hole

Learn More

Datasheet

54In Stock

HK$186.35

HK$153.22

HK$148.70

HK$148.62

Min.: 1
Mult.: 1
Max.: 54

Vertical Mount

SCT-X

Through Hole

570 uH

35 A

1.91 mOhms

- 40 C

+ 130 C

61 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.31mH 55A DCR=0.98mOhms Heat Resistant Thru Hole

SCT56X-550-S2R2C006JV
KEMET
1: HK$360.94
36Expected 29/7/2026
New Product

Mfr. Part No.
SCT56X-550-S2R2C006JV

Mouser Part No
80-SCT550S2R2C006JV

New Product

KEMET

Common Mode Chokes / Filters 500V 0.31mH 55A DCR=0.98mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36Expected 29/7/2026

HK$360.94

HK$308.91

HK$291.81

Min.: 1
Mult.: 1
Max.: 36

Vertical Mount

SCT-X

Through Hole

310 uH

55 A

980 uOhms

- 40 C

+ 130 C

75 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.21mH 65A DCR=0.78mOhms Heat Resistant Thru Hole

SCT56X-650-S2R3C005JH
KEMET
1: HK$334.97
36In Stock
New Product

Mfr. Part No.
SCT56X-650-S2R3C005JH

Mouser Part No
80-SCT650S2R3C005JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.21mH 65A DCR=0.78mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36In Stock

HK$334.97

HK$275.53

HK$268.47

Min.: 1
Mult.: 1
Max.: 36

Horizontal Mount

SCT-X

Through Hole

210 uH

65 A

780 uOhms

- 40 C

+ 130 C

45 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.21mH 65A DCR=0.78mOhms Heat Resistant Thru Hole

SCT56X-650-S2R3C005JV
KEMET
1: HK$360.94
36Expected 30/7/2026
New Product

Mfr. Part No.
SCT56X-650-S2R3C005JV

Mouser Part No
80-SCT650S2R3C005JV

New Product

KEMET

Common Mode Chokes / Filters 500V 0.21mH 65A DCR=0.78mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36Expected 30/7/2026

HK$360.94

HK$279.07

HK$278.99

Min.: 1
Mult.: 1
Max.: 36

Vertical Mount

SCT-X

Through Hole

210 uH

65 A

780 uOhms

- 40 C

+ 130 C

75 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.13mH 80A DCR=0.55mOhms Heat Resistant Thru Hole

SCT56X-800-S2R4C004JH
KEMET
1: HK$334.97
36In Stock
New Product

Mfr. Part No.
SCT56X-800-S2R4C004JH

Mouser Part No
80-SCT800S2R4C004JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.13mH 80A DCR=0.55mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36In Stock

HK$334.97

HK$275.53

HK$268.47

Min.: 1
Mult.: 1
Max.: 36

Horizontal Mount

SCT-X

Through Hole

130 uH

80 A

550 uOhms

- 40 C

+ 130 C

45 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.42mH 50A DCR=1.21mOhms Heat Resistant Thru Hole

SCT56X-500-S2R1C007JV
KEMET
1: HK$360.94
36In Stock
New Product

Mfr. Part No.
SCT56X-500-S2R1C007JV

Mouser Part No
80-SCT500S2R1C007JV

New Product

KEMET

Common Mode Chokes / Filters 500V 0.42mH 50A DCR=1.21mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36In Stock

HK$360.94

HK$308.91

HK$291.81

Min.: 1
Mult.: 1
Max.: 36

Vertical Mount

SCT-X

Through Hole

420 uH

50 A

1.21 mOhms

- 40 C

+ 130 C

75 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 2.24mH 3A DCR=72.4mOhms Heat Resistant Thru Hole

SCT21X-030-S0R6A021JH
KEMET
1: HK$59.51
210In Stock
New Product

Mfr. Part No.
SCT21X-030-S0R6A021JH

Mouser Part No
80-SCT030S0R6A021JH

New Product

KEMET

Common Mode Chokes / Filters 500V 2.24mH 3A DCR=72.4mOhms Heat Resistant Thru Hole

Learn More

Datasheet

210In Stock

HK$59.51

HK$48.25

HK$42.83

HK$40.44

View

Min.: 1
Mult.: 1
Max.: 420

Horizontal Mount

SCT-X

Through Hole

2.24 mH

3 A

72.4 mOhms

- 40 C

+ 130 C

30 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 530V 2.18mH 10A DCR=15mOhms Heat Resistant Thru Hole

SCT31X-100-S1R4A017JV
KEMET
1: HK$89.93
120In Stock
New Product

Mfr. Part No.
SCT31X-100-S1R4A017JV

Mouser Part No
80-SCT100S1R4A017JV

New Product

KEMET

Common Mode Chokes / Filters 530V 2.18mH 10A DCR=15mOhms Heat Resistant Thru Hole

Learn More

Datasheet

120In Stock

HK$89.93

HK$73.98

HK$69.13

HK$67.65

View

Min.: 1
Mult.: 1

Vertical Mount

SCT-X

Through Hole

2.18 mH

10 A

15 mOhms

- 40 C

+ 130 C

42 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.31mH 55A DCR=0.98mOhms Heat Resistant Thru Hole

SCT56X-550-S2R2C006JH
KEMET
1: HK$334.97
36In Stock
New Product

Mfr. Part No.
SCT56X-550-S2R2C006JH

Mouser Part No
80-SCT550S2R2C006JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.31mH 55A DCR=0.98mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36In Stock

HK$334.97

HK$275.53

HK$268.47

Min.: 1
Mult.: 1
Max.: 36

Horizontal Mount

SCT-X

Through Hole

310 uH

55 A

980 uOhms

- 40 C

+ 130 C

45 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.99mH 4A DCR=41.92mOhms Heat Resistant Thru Hole

SCT21X-040-S0R65A014JH
KEMET
1: HK$59.51
210In Stock
New Product

Mfr. Part No.
SCT21X-040-S0R65A014JH

Mouser Part No
80-SCT040S0R65A014JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.99mH 4A DCR=41.92mOhms Heat Resistant Thru Hole

Learn More

Datasheet

210In Stock

HK$59.51

HK$48.25

HK$42.83

HK$40.44

View

Min.: 1
Mult.: 1
Max.: 420

Horizontal Mount

SCT-X

Through Hole

990 uH

4 A

41.92 mOhms

- 40 C

+ 130 C

30 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 530V 3.99mH 7A DCR=27.19mOhms Heat Resistant Thru Hole

SCT31X-070-S1R2A023JV
KEMET
1: HK$89.93
120In Stock
New Product

Mfr. Part No.
SCT31X-070-S1R2A023JV

Mouser Part No
80-SCT070S1R2A023JV

New Product

KEMET

Common Mode Chokes / Filters 530V 3.99mH 7A DCR=27.19mOhms Heat Resistant Thru Hole

Learn More

Datasheet

120In Stock

HK$89.93

HK$73.98

HK$69.13

HK$67.65

HK$65.51

Min.: 1
Mult.: 1

Vertical Mount

SCT-X

Through Hole

3.99 mH

7 A

27.19 mOhms

- 40 C

+ 130 C

42 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 530V 3.02mH 8A DCR=19.97mOhms Heat Resistant Thru Hole

SCT31X-080-S1R3A020JV
KEMET
1: HK$89.93
120In Stock
New Product

Mfr. Part No.
SCT31X-080-S1R3A020JV

Mouser Part No
80-SCT080S1R3A020JV

New Product

KEMET

Common Mode Chokes / Filters 530V 3.02mH 8A DCR=19.97mOhms Heat Resistant Thru Hole

Learn More

Datasheet

120In Stock

HK$89.93

HK$73.98

HK$69.13

HK$67.65

View

Min.: 1
Mult.: 1

Vertical Mount

SCT-X

Through Hole

3.02 mH

8 A

19.97 mOhms

- 40 C

+ 130 C

42 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 530V 1.69mH 11A DCR=11.53mOhms Heat Resistant Thru Hole

SCT31X-110-S1R5A015JV
KEMET
1: HK$89.93
120In Stock
New Product

Mfr. Part No.
SCT31X-110-S1R5A015JV

Mouser Part No
80-SCT110S1R5A015JV

New Product

KEMET

Common Mode Chokes / Filters 530V 1.69mH 11A DCR=11.53mOhms Heat Resistant Thru Hole

Learn More

Datasheet

120In Stock

HK$89.93

HK$73.98

HK$69.13

HK$67.65

View

Min.: 1
Mult.: 1

Vertical Mount

SCT-X

Through Hole

1.69 mH

11 A

11.53 mOhms

- 40 C

+ 130 C

44 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 530V 1.27mH 13A DCR=8.74mOhms Heat Resistant Thru Hole

SCT31X-130-S1R6A013JV
KEMET
1: HK$89.93
117In Stock
New Product

Mfr. Part No.
SCT31X-130-S1R6A013JV

Mouser Part No
80-SCT130S1R6A013JV

New Product

KEMET

Common Mode Chokes / Filters 530V 1.27mH 13A DCR=8.74mOhms Heat Resistant Thru Hole

Learn More

Datasheet

117In Stock

HK$89.93

HK$73.98

HK$69.13

HK$67.65

View

Min.: 1
Mult.: 1

Vertical Mount

SCT-X

Through Hole

1.27 mH

13 A

8.74 mOhms

- 40 C

+ 130 C

44 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.56mH 45A DCR=1.59mOhms Heat Resistant Thru Hole

SCT56X-450-S2R0C008JH
KEMET
1: HK$334.97
36In Stock
New Product

Mfr. Part No.
SCT56X-450-S2R0C008JH

Mouser Part No
80-SCT450S2R0C008JH

New Product

KEMET

Common Mode Chokes / Filters 500V 0.56mH 45A DCR=1.59mOhms Heat Resistant Thru Hole

Learn More

Datasheet

36In Stock

HK$334.97

HK$275.53

HK$268.47

Min.: 1
Mult.: 1
Max.: 36

Horizontal Mount

SCT-X

Through Hole

560 uH

45 A

1.59 mOhms

- 40 C

+ 130 C

45 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 500V 0.56mH 45A DCR=1.59mOhms Heat Resistant Thru Hole

SCT56X-450-S2R0C008JV
KEMET
1: HK$360.94
18In Stock
18Expected 31/7/2026
New Product

Mfr. Part No.
SCT56X-450-S2R0C008JV

Mouser Part No
80-SCT450S2R0C008JV

New Product

KEMET

Common Mode Chokes / Filters 500V 0.56mH 45A DCR=1.59mOhms Heat Resistant Thru Hole

Learn More

Datasheet

18In Stock

18Expected 31/7/2026

HK$360.94

HK$279.07

HK$278.99

Min.: 1
Mult.: 1
Max.: 36

Vertical Mount

SCT-X

Through Hole

560 uH

45 A

1.59 mOhms

- 40 C

+ 130 C

75 mm

Tray

Common Mode Coil

Common Mode Choke

Common Mode Chokes / Filters 0.76mH 55A 500V DCR=0.98Ohms 3-Phase -40 / +130C

SCF56X-550-S2R2C006JV
KEMET
1: HK$514.57
36Expected 30/7/2026
New Product

Mfr. Part No.
SCF56X-550-S2R2C006JV

Mouser Part No
80-SCF56X550S2R2C6JV

New Product

KEMET

Common Mode Chokes / Filters 0.76mH 55A 500V DCR=0.98Ohms 3-Phase -40 / +130C

Learn More

Datasheet

36Expected 30/7/2026

HK$514.57

HK$443.96

HK$422.75

Min.: 1
Mult.: 1
Max.: 36

PCB Mount

1 Channel

SCF-X Three Phase

Wire

760 uH

980 uOhms

- 40 C

+ 130 C

58 mm

Tray

Common Mode Choke

Common Mode Chokes / Filters 9mH 1A DCR=9.27Ohms Mn-Zn Ferrite Core 10HT

SCT12X-010-0R35A053V
KEMET
1: HK$32.55
1,289In Stock
New Product

Mfr. Part No.
SCT12X-010-0R35A053V

Mouser Part No
80-SCT12X100R35A053V

New Product

KEMET

Common Mode Chokes / Filters 9mH 1A DCR=9.27Ohms Mn-Zn Ferrite Core 10HT

Learn More

Datasheet

1,289In Stock

HK$32.55

HK$26.80

HK$24.82

HK$23.34

View

Min.: 1
Mult.: 1

Vertical Mount

SCT-X

Wire

9 mH

1 A

9.27 Ohms

- 40 C

+ 130 C

15 mm

Tray

Common Mode Chokes

High-Performance Common Mode Coils

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70 uH
120 uH
130 uH
190 uH
210 uH
220 uH
300 uH
310 uH
320 uH
340 uH
400 uH
420 uH
430 uH
530 uH
560 uH
570 uH
610 uH
620 uH
640 uH
700 uH

1 A
2 A
3 A
4 A
5 A
5.5 A
6 A
6.5 A
7 A
7.5 A
8 A
8.5 A
9 A
10 A
10.5 A
11 A
11.5 A
12 A
13 A
14 A

550 uOhms
780 uOhms
960 uOhms
980 uOhms
1.16 mOhms
1.21 mOhms
1.53 mOhms
1.59 mOhms
1.84 mOhms
1.91 mOhms
2.31 mOhms
2.91 mOhms
3.52 mOhms
4.33 mOhms
5.25 mOhms
6.5 mOhms
8.74 mOhms
11.53 mOhms
14.7 mOhms
15 mOhms

15 mm
16 mm
21.5 mm
22 mm
23 mm
23.5 mm
29 mm
29.5 mm
30 mm
30.5 mm
31 mm
31.5 mm
32 mm
33 mm
38 mm
42 mm
44 mm
45 mm
58 mm
61 mm