EMI Filters / EMI Suppression

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Components for AC Power Tools More Than 1kW

Würth Elektronik Components for AC Power Tools >1kW include capacitors, fuse holders, rocker switches, transformers, common mode chokes, sensors, and many more. All of these components have a power rating of more than 1kW.

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Types of EMI Filters / EMI Suppression

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Part #

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 35 Ohms 4.5-6.0mm Black

74272112S
Wurth Elektronik
1: 4,47 €
74In Stock
New Product

Mfr. Part No.
74272112S

Mouser Part No
710-74272112S

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 35 Ohms 4.5-6.0mm Black

Learn More

Datasheet

74In Stock

4,47 €

4,11 €

3,76 €

3,40 €

2,86 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 35 Ohms 6.0-7.5 mm Black

74272131S
Wurth Elektronik
1: 4,47 €
283In Stock
New Product

Mfr. Part No.
74272131S

Mouser Part No
710-74272131S

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 35 Ohms 6.0-7.5 mm Black

Learn More

Datasheet

283In Stock

4,47 €

4,11 €

3,76 €

3,40 €

2,86 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 17 Ohms 2.0-3.0 mm Grey

74272140
Wurth Elektronik
1: 3,31 €
97In Stock
New Product

Mfr. Part No.
74272140

Mouser Part No
710-74272140

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 17 Ohms 2.0-3.0 mm Grey

Learn More

Datasheet

97In Stock

3,31 €

2,67 €

2,24 €

1,93 €

View

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 17 Ohms 2.0-3.0 mm Black

74272140S
Wurth Elektronik
1: 3,31 €
116In Stock
New Product

Mfr. Part No.
74272140S

Mouser Part No
710-74272140S

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 17 Ohms 2.0-3.0 mm Black

Learn More

Datasheet

116In Stock

3,31 €

2,67 €

2,24 €

1,96 €

View

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 20 Ohms 3.5-5.0 mm Black

74272142S
Wurth Elektronik
1: 4,47 €
127In Stock
New Product

Mfr. Part No.
74272142S

Mouser Part No
710-74272142S

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 20 Ohms 3.5-5.0 mm Black

Learn More

Datasheet

127In Stock

4,47 €

4,11 €

3,76 €

3,40 €

2,86 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 73 Ohms 12.0-15.0 mm Black

74272151S
Wurth Elektronik
1: 8,94 €
49In Stock
New Product

Mfr. Part No.
74272151S

Mouser Part No
710-74272151S

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 73 Ohms 12.0-15.0 mm Black

Learn More

Datasheet

49In Stock

8,94 €

8,51 €

8,10 €

7,71 €

View

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 94 Ohms 17.0-21.0 mm Black

74272211S
Wurth Elektronik
1: 23,92 €
49In Stock
New Product

Mfr. Part No.
74272211S

Mouser Part No
710-74272211S

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 94 Ohms 17.0-21.0 mm Black

Learn More

Datasheet

49In Stock

23,92 €

19,15 €

18,12 €

15,85 €

15,08 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 45 Ohms 8.5-10.5 mm Black

74272221S
Wurth Elektronik
1: 7,90 €
233In Stock
New Product

Mfr. Part No.
74272221S

Mouser Part No
710-74272221S

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 45 Ohms 8.5-10.5 mm Black

Learn More

Datasheet

233In Stock

7,90 €

7,24 €

6,58 €

5,60 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 45 Ohms 10.5-12.5 mm Black

74272222S
Wurth Elektronik
1: 7,90 €
94In Stock
52On Order
New Product

Mfr. Part No.
74272222S

Mouser Part No
710-74272222S

New Product

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC LFS Snap Ferrite 45 Ohms 10.5-12.5 mm Black

Learn More

Datasheet

94In Stock

52On Order

7,90 €

7,24 €

6,58 €

5,74 €

5,60 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Round

- 50 C

+ 105 C

Tray

Ferrite Clamp On Cores Black Color LFS Snap Ferrite with Safety Key Technology

74272251S
Wurth Elektronik
1: 31,42 €
65In Stock
16On Order
New Product

Mfr. Part No.
74272251S

Mouser Part No
710-74272251S

New Product

Wurth Elektronik

Ferrite Clamp On Cores Black Color LFS Snap Ferrite with Safety Key Technology

Learn More

Datasheet

65In Stock

16On Order

31,42 €

26,96 €

24,91 €

21,54 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Snap Ferrites

Round

- 55 C

+ 105 C

Tray

Common Mode Chokes / Filters WE-CMDC Data Line 6.3uH 10A 5.6mOhms AEC-Q200

744240501
Wurth Elektronik
1: 2,75 €
253In Stock
500Expected 02/09/2026
New Product

Mfr. Part No.
744240501

Mouser Part No
710-744240501

New Product

Wurth Elektronik

Common Mode Chokes / Filters WE-CMDC Data Line 6.3uH 10A 5.6mOhms AEC-Q200

Learn More

Datasheet

253In Stock

500Expected 02/09/2026

Cut Tape

2,75 €

2,28 €

1,91 €

1,73 €

Reel

1,69 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

Common Mode Chokes

Common Mode Line Filter

- 40 C

+ 80 C

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Cable Cores WE-OEFA LFS Oval Ferrite Core Oval; 25Ohms; 72Ohms Black AEC-Q200

78201465351
Wurth Elektronik
1: 14,10 €
24In Stock
16Expected 11/09/2026
New Product

Mfr. Part No.
78201465351

Mouser Part No
710-78201465351

New Product

Wurth Elektronik

Ferrite Cable Cores WE-OEFA LFS Oval Ferrite Core Oval; 25Ohms; 72Ohms Black AEC-Q200

Learn More

Datasheet

24In Stock

16Expected 11/09/2026

14,10 €

11,46 €

9,61 €

8,23 €

View

Min.: 1
Mult.: 1

Ferrite Cable Cores

Ferrite Cores

- 40 C

+ 105 C

AEC-Q200

Tray

Ferrite Cable Cores WE-AFB 208Ohm 11.1mm

74270056
Wurth Elektronik
1: 3,62 €
959In Stock

Mfr. Part No.
74270056

Mouser Part No
710-74270056

Wurth Elektronik

Ferrite Cable Cores WE-AFB 208Ohm 11.1mm

Learn More

Datasheet

959In Stock

3,62 €

3,37 €

3,14 €

2,83 €

2,66 €

Min.: 1
Mult.: 1

Ferrite Cable Cores

EMI Suppression Axial Ferrite Beads

- 25 C

+ 125 C

- 25 C to + 125 C

Tray

Ferrite Cable Cores WE-FLAT 114Ohm 16Pol

7427230
Wurth Elektronik
1: 2,93 €
931In Stock
512Expected 11/09/2026

Mfr. Part No.
7427230

Mouser Part No
710-7427230

Wurth Elektronik

Ferrite Cable Cores WE-FLAT 114Ohm 16Pol

Learn More

Datasheet

931In Stock

512Expected 11/09/2026

2,93 €

2,73 €

2,58 €

2,38 €

Min.: 1
Mult.: 1

Ferrite Cable Cores

Flat Ribbon Cable Cores Solid

Flat Ribbon

- 25 C

+ 125 C

Tray

Ferrite Clamp On Cores STAR-BUENO 350 Ohms Black 4.5-8.5 mm

74275815S
Wurth Elektronik
1: 5,81 €
881In Stock
2 550On Order

Mfr. Part No.
74275815S

Mouser Part No
710-74275815S

Wurth Elektronik

Ferrite Clamp On Cores STAR-BUENO 350 Ohms Black 4.5-8.5 mm

Learn More

Datasheet

881In Stock

2 550On Order

5,81 €

5,73 €

5,55 €

5,18 €

4,81 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Hardware & Accessories

- 25 C

+ 105 C

- 25 C to + 105 C

Tray

Common Mode Chokes / Filters WE-CNSA SMD 1210 100 uH 1.65 A 43 mOhms

784234101
Wurth Elektronik
1: 0,989 €
2 527In Stock

Mfr. Part No.
784234101

Mouser Part No
710-784234101

Wurth Elektronik

Common Mode Chokes / Filters WE-CNSA SMD 1210 100 uH 1.65 A 43 mOhms

Learn More

Datasheet

2 527In Stock

Cut Tape

0,989 €

0,877 €

0,783 €

0,671 €

Reel

0,607 €

0,599 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

Common Mode Chokes

Common Mode Line Filters

- 40 C

+ 125 C

AEC-Q200

Reel, Cut Tape, MouseReel

Ferrite Cable Cores WE-AFB EMI Axial 100MHz 210Ohm

7427009
Wurth Elektronik
1: 1,38 €
23 440In Stock
616On Order

Mfr. Part No.
7427009

Mouser Part No
710-7427009

Wurth Elektronik

Ferrite Cable Cores WE-AFB EMI Axial 100MHz 210Ohm

Learn More

Datasheet

23 440In Stock

616On Order

1,38 €

1,25 €

1,14 €

0,955 €

Min.: 1
Mult.: 1

Ferrite Cable Cores

Round Cable Cores Solid

Bulk

Ferrite Clamp On Cores STAR-TEC Snap Grey 25MHz 175Ohm

74271111
Wurth Elektronik
1: 3,96 €
9 316In Stock

Mfr. Part No.
74271111

Mouser Part No
710-74271111

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC Snap Grey 25MHz 175Ohm

Learn More

Datasheet

Product Comments

9 316In Stock

3,96 €

3,90 €

3,63 €

3,50 €

3,23 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Square

- 25 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC Snap White 25MHz 176Ohm

74271112
Wurth Elektronik
1: 3,96 €
11 246In Stock
9 804On Order

Mfr. Part No.
74271112

Mouser Part No
710-74271112

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC Snap White 25MHz 176Ohm

Learn More

Datasheet

Product Comments

11 246In Stock

9 804On Order

3,96 €

3,90 €

3,63 €

3,50 €

3,23 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Square

- 25 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC Snap Black 25MHz 176Ohm

74271112S
Wurth Elektronik
1: 4,40 €
10 364In Stock
15 884On Order

Mfr. Part No.
74271112S

Mouser Part No
710-74271112S

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC Snap Black 25MHz 176Ohm

Learn More

Datasheet

Product Comments

10 364In Stock

15 884On Order

4,40 €

4,33 €

4,02 €

3,89 €

3,58 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Square

- 25 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC Snap White 25MHz 145Ohm

74271131
Wurth Elektronik
1: 4,77 €
8 918In Stock
17 024On Order

Mfr. Part No.
74271131

Mouser Part No
710-74271131

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC Snap White 25MHz 145Ohm

Learn More

Datasheet

Product Comments

8 918In Stock

17 024On Order

4,77 €

4,70 €

4,37 €

4,21 €

3,89 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Square

- 25 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC Snap Grey 25MHz 98Ohm

74271142
Wurth Elektronik
1: 4,09 €
9 586In Stock
8 624Expected 28/08/2026

Mfr. Part No.
74271142

Mouser Part No
710-74271142

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC Snap Grey 25MHz 98Ohm

Learn More

Datasheet

Product Comments

9 586In Stock

8 624Expected 28/08/2026

4,09 €

4,02 €

3,74 €

3,60 €

3,33 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Square

- 25 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC Snap Grey 100MHz 417Ohms

74271151
Wurth Elektronik
1: 12,23 €
2 285In Stock
1 272On Order

Mfr. Part No.
74271151

Mouser Part No
710-74271151

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC Snap Grey 100MHz 417Ohms

Learn More

Datasheet

2 285In Stock

1 272On Order

12,23 €

11,16 €

10,11 €

9,04 €

8,61 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Snap Ferrites

Round

- 25 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC Snap White 25MHz 151Ohm

74271221
Wurth Elektronik
1: 5,30 €
6 561In Stock

Mfr. Part No.
74271221

Mouser Part No
710-74271221

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC Snap White 25MHz 151Ohm

Learn More

Datasheet

Product Comments

6 561In Stock

5,30 €

5,21 €

4,85 €

4,67 €

4,32 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Square

- 25 C

+ 105 C

Tray

Ferrite Clamp On Cores STAR-TEC Snap Black 25MHz 151Ohm

74271221S
Wurth Elektronik
1: 5,60 €
4 483In Stock
30On Order

Mfr. Part No.
74271221S

Mouser Part No
710-74271221S

Wurth Elektronik

Ferrite Clamp On Cores STAR-TEC Snap Black 25MHz 151Ohm

Learn More

Datasheet

Product Comments

4 483In Stock

30On Order

5,60 €

5,51 €

5,13 €

4,94 €

4,56 €

Min.: 1
Mult.: 1

Ferrite Clamp On Cores

Ferrites

Square

- 25 C

+ 105 C

Tray

Components for AC Power Tools More Than 1kW

Types of EMI Filters / EMI Suppression

Customer Service Office

Company

Resources

Support

Accessories
Chip Beads
Chokes
Common Mode Chokes
Common Mode Data Line Filters
Common Mode Filters
Common Mode Line Filter
Common Mode Line filter
Common Mode Line Filters
Cores
EMI Multilayer Power Suppression Beads
EMI Suppression 5 Hole Ferrite Bead
EMI Suppression Axial Ferrite Beads
EMI Suppression Ferrite Beads
EMI Supression Core
Ferrite Bead Cores
Ferrite Beads
Ferrite Beads on Leads
Ferrite Chip Beads
Ferrite Clamp On Cores