Ferrite Rings

Ferrite rings are toroidal (doughnut) shaped, or cylindrical shaped pieces of ferrite (a ceramic compound).

What do ferrite rings do?

Ferrite rings help to protect against Electromagnetic Interference) (EMI) and Radio Frequency interference (RFI). They prevent interference moving to a device or from a device

How do ferrite rings work?

Ferrite rings can suppress noise...

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RS PRO Ferrite Ring 10 mm, For: EMI Suppression, RFI Suppression 15 mm ID 25 mm OD
RS PRO Ferrite Ring 10 mm, For: EMI Suppression, RFI Suppression 15 mm ID 25 mm OD
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RS Stock No.: 280-8068Brand: RS PRO

€ 1.75

€ 1.75 Each (Exc. Vat)

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1

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1€ 1.75
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
50Ω
-
EMI Suppression, RFI Suppression
Ferrite
-
-
100MHz
10mm
-
15 mm
-
-
25 mm
-
RS PRO
No
RS PRO Ferrite Ring 12 mm, For: EMI Suppression, RFI Suppression 15 mm ID 25 mm OD
RS PRO Ferrite Ring 12 mm, For: EMI Suppression, RFI Suppression 15 mm ID 25 mm OD
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RS Stock No.: 280-8069Brand: RS PRO

€ 5.87

€ 5.87 Each (Exc. Vat)

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1

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1€ 5.87
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
70Ω
-
EMI Suppression, RFI Suppression
Ferrite
-
-
100MHz
12mm
-
15 mm
-
-
25 mm
-
-
No
RS PRO Ferrite Ring 15 mm, For: EMI Suppression, RFI Suppression 27.5 mm ID 40.6 mm OD
RS PRO Ferrite Ring 15 mm, For: EMI Suppression, RFI Suppression 27.5 mm ID 40.6 mm OD
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RS Stock No.: 280-8073Brand: RS PRO

€ 4.48

€ 4.48 Each (Exc. Vat)

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1

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1€ 4.48
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
70Ω
-
EMI Suppression, RFI Suppression
Ferrite
-
-
100MHz
15mm
-
27.5 mm
-
-
40.6 mm
-
RS PRO
No
RS PRO Ferrite Ring 20 mm, For: RFI Suppression, EMI Suppression 16 mm ID 28 mm OD
RS PRO Ferrite Ring 20 mm, For: RFI Suppression, EMI Suppression 16 mm ID 28 mm OD
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RS Stock No.: 280-8071Brand: RS PRO

€ 3.69

€ 3.69 Each (Exc. Vat)

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1

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1€ 3.69
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
100Ω
-
RFI Suppression, EMI Suppression
Ferrite
-
-
100MHz
20mm
-
16 mm
-
-
28 mm
-
-
No
RS PRO Ferrite Ring 28 mm, For: RFI Suppression, EMI Suppression 8 mm ID 16 mm OD
RS PRO Ferrite Ring 28 mm, For: RFI Suppression, EMI Suppression 8 mm ID 16 mm OD
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RS Stock No.: 280-8059Brand: RS PRO

€ 0.97

€ 0.97 Each (Exc. Vat)

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1

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1€ 0.97
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
-
RFI Suppression, EMI Suppression
Ferrite
-
-
100MHz
28mm
-
8 mm
-
-
16 mm
-
-
No
RS PRO Ferrite Ring 28 mm, For: RFI Suppression, EMI Suppression 9 mm ID 16 mm OD
RS PRO Ferrite Ring 28 mm, For: RFI Suppression, EMI Suppression 9 mm ID 16 mm OD
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RS Stock No.: 280-8060Brand: RS PRO

€ 0.92

€ 0.92 Each (Exc. Vat)

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1

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1€ 0.92
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
140Ω
-
RFI Suppression, EMI Suppression
Ferrite
-
-
100MHz
28mm
-
9 mm
-
-
16 mm
-
-
No
RS PRO Ferrite Ring 28.5 mm, For: EMI Suppression, RFI Suppression 18 mm ID 28 mm OD
RS PRO Ferrite Ring 28.5 mm, For: EMI Suppression, RFI Suppression 18 mm ID 28 mm OD
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RS Stock No.: 280-8063Brand: RS PRO

€ 4.72

€ 4.72 Each (Exc. Vat)

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1

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1€ 4.72
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
110Ω
-
EMI Suppression, RFI Suppression
Ferrite
-
-
100MHz
28.5mm
-
18 mm
-
-
28 mm
-
-
No
RS PRO Ferrite Ring 28.5 mm, For: RFI Suppression, EMI Suppression 13 mm ID 26 mm OD
RS PRO Ferrite Ring 28.5 mm, For: RFI Suppression, EMI Suppression 13 mm ID 26 mm OD
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RS Stock No.: 280-8062Brand: RS PRO

€ 3.39

€ 3.39 Each (Exc. Vat)

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1

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1€ 3.39
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
-
RFI Suppression, EMI Suppression
Ferrite
-
-
100MHz
28.5mm
-
13 mm
-
-
26 mm
-
-
No
RS PRO Ferrite Ring 28.5 mm, For: RFI Suppression, EMI Suppression 6.35 mm ID 14.2 mm OD
RS PRO Ferrite Ring 28.5 mm, For: RFI Suppression, EMI Suppression 6.35 mm ID 14.2 mm OD
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RS Stock No.: 280-8056Brand: RS PRO

€ 1.27

€ 1.27 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 1.27
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
180Ω
-
RFI Suppression, EMI Suppression
Ferrite
-
-
100MHz
28.5mm
-
6.35 mm
-
-
14.2 mm
-
-
No
RS PRO Ferrite Ring 28.5 mm, For: RFI Suppression, EMI Suppression 7.3 mm ID 15.7 mm OD
RS PRO Ferrite Ring 28.5 mm, For: RFI Suppression, EMI Suppression 7.3 mm ID 15.7 mm OD
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RS Stock No.: 280-8057Brand: RS PRO

€ 1.21

€ 1.21 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 1.21
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
155Ω
-
RFI Suppression, EMI Suppression
Ferrite
-
-
100MHz
28.5mm
-
7.3 mm
-
-
15.7 mm
-
-
No
RS PRO Ferrite Ring 28.5 mm, For: RFI Suppression, EMI Suppression 9.5 mm ID 17.5 mm OD
RS PRO Ferrite Ring 28.5 mm, For: RFI Suppression, EMI Suppression 9.5 mm ID 17.5 mm OD
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RS Stock No.: 280-8061Brand: RS PRO

€ 1.39

€ 1.39 Each (Exc. Vat)

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1

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1€ 1.39
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
145Ω
-
RFI Suppression, EMI Suppression
Ferrite
-
-
100MHz
28.5mm
-
9.5 mm
-
-
17.5 mm
-
-
No
RS PRO Ferrite Ring 9.5 mm, For: EMI Suppression, RFI Suppression 4.75 mm ID 9.5 mm OD
RS PRO Ferrite Ring 9.5 mm, For: EMI Suppression, RFI Suppression 4.75 mm ID 9.5 mm OD
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RS Stock No.: 280-8065Brand: RS PRO

€ 0.62

€ 0.62 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 0.62
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
70Ω
-
EMI Suppression, RFI Suppression
Ferrite
-
-
100MHz
9.5mm
-
4.75 mm
-
-
9.5 mm
-
-
No
RS PRO Ferrite Ring T Core Style 12.7 mm, For: RFI Suppression, EMI Suppression 23 mm ID 35.6 mm OD
RS PRO Ferrite Ring T Core Style 12.7 mm, For: RFI Suppression, EMI Suppression 23 mm ID 35.6 mm OD
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RS Stock No.: 280-8072Brand: RS PRO

€ 5.08

€ 5.08 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 5.08
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RS Pro
-
Ferrite Ring
T Core Style
-
-
25MHz
70Ω
-
RFI Suppression, EMI Suppression
Ferrite
-
-
100MHz
12.7mm
-
23 mm
-
-
35.6 mm
-
-
No
RS PRO Ferrite Ring T Core Style 13 mm, For: EMI Suppression, RFI Suppression 8 mm ID 16 mm OD
RS PRO Ferrite Ring T Core Style 13 mm, For: EMI Suppression, RFI Suppression 8 mm ID 16 mm OD
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RS Stock No.: 280-8067Brand: RS PRO

€ 1.21

€ 1.21 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 1.21
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RS Pro
-
Ferrite Ring
T Core Style
-
-
25MHz
80Ω
-
EMI Suppression, RFI Suppression
Ferrite
-
-
100MHz
13mm
-
8 mm
-
-
16 mm
-
RS PRO
No
RS PRO Ferrite Ring T Core Style 55 mm, For: RFI Suppression, EMI Suppression 20 mm ID 82 mm OD
RS PRO Ferrite Ring T Core Style 55 mm, For: RFI Suppression, EMI Suppression 20 mm ID 82 mm OD
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RS Stock No.: 280-8074Brand: RS PRO

€ 26.38

€ 26.38 Each (Exc. Vat)

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1

Available in multiples of 1
1€ 26.38
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RS Pro
-
Ferrite Ring
T Core Style
-
-
-
-
-
RFI Suppression, EMI Suppression
Ferrite
-
-
-
55mm
-
20 mm
-
-
82 mm
-
RS PRO
No
RS PRO Ferrite Ring Ferrite Core for use with Cables
RS PRO Ferrite Ring Ferrite Core for use with Cables
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RS Stock No.: 239-056Brand: RS PRO

€ 24.32

€ 4.054 Each (In a Pack of 6) (Exc. Vat)

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6

Available in multiples of 6
6€ 4.054
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RS Pro
-
Ferrite Ring
-
Ferrite Core
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Cables
-
No
RS PRO Ferrite Ring Round Solid Ring 28.57 mm, For: EMI Suppression 13.77 mm ID 28.5 mm OD
RS PRO Ferrite Ring Round Solid Ring 28.57 mm, For: EMI Suppression 13.77 mm ID 28.5 mm OD
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RS Stock No.: 239-062Brand: RS PRO

€ 49.37

€ 8.228 Each (In a Pack of 6) (Exc. Vat)

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6

Available in multiples of 6
6€ 8.228
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RS Pro
-
Ferrite Ring
Round Solid Ring
-
-
-
-
-
EMI Suppression
Ferrite
-
-
-
28.57mm
-
13.77 mm
-
-
28.5 mm
-
-
B.S. 6527, CISPR 22, FCC, VDE
Fair-Rite Ferrite Ring Ferrite Ring 11.9 mm, For: Power Input Filter, Ground Fault Interrupter, Pulse, Common Mode
Fair-Rite Ferrite Ring Ferrite Ring 11.9 mm, For: Power Input Filter, Ground Fault Interrupter, Pulse, Common Mode
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RS Stock No.: 255-5188Brand: Fair-RiteManufacturers Part No.: 5961000501

€ 547.63

€ 1.087 Each (In a Box of 504) (Exc. Vat)

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504

Available in multiples of 504
504€ 1.087
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Fair-Rite
-
Ferrite Ring
Ferrite Ring
-
-
-
-
-
Power Input Filter, Ground Fault Interrupter, Pulse, Common Mode Filter, Broadband Transformer
61 Material
-
-
-
11.9mm
-
13.2 mm
-
-
21 mm
-
-
RoHS
Fair-Rite Ferrite Ring Ferrite Ring 11.9 mm, For: Power Input Filter, Ground Fault Interrupter, Pulse, Common Mode
Fair-Rite Ferrite Ring Ferrite Ring 11.9 mm, For: Power Input Filter, Ground Fault Interrupter, Pulse, Common Mode
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RS Stock No.: 255-5189Brand: Fair-RiteManufacturers Part No.: 5961000501

€ 12.10

€ 2.42 Each (In a Pack of 5) (Exc. Vat)

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5

Available in multiples of 5
5€ 2.42
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Fair-Rite
-
Ferrite Ring
Ferrite Ring
-
-
-
-
-
Power Input Filter, Ground Fault Interrupter, Pulse, Common Mode Filter, Broadband Transformer
61 Material
-
-
-
11.9mm
-
13.2 mm
-
-
21 mm
-
-
RoHS
Fair-Rite Ferrite Ring Ferrite Ring 12.7 mm, For: Broadband Transformer, Ground Fault Interrupter, Common Mode Filter,
Fair-Rite Ferrite Ring Ferrite Ring 12.7 mm, For: Broadband Transformer, Ground Fault Interrupter, Common Mode Filter,
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RS Stock No.: 255-5242Brand: Fair-RiteManufacturers Part No.: 5977002701

€ 740.70

€ 1.996 Each (In a Box of 371) (Exc. Vat)

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371

Available in multiples of 371
371€ 1.996
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Fair-Rite
-
Ferrite Ring
Ferrite Ring
-
-
-
-
-
Broadband Transformer, Ground Fault Interrupter, Common Mode Filter, Power Input Filter, Pulse
77 Material
-
-
-
12.7mm
-
23 mm
-
-
35.55 mm
-
-
RoHS

...