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 PROHSN Code: 85049011

SR 10.74

SR 10.74 Each (ex VAT)

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1

Available in multiples of 1
1SR 10.74
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
EMI Suppression, RFI Suppression
50Ω
-
Ferrite
-
100MHz
-
10mm
-
15 mm
25 mm
-
-
No
RS PRO
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 PROHSN Code: 85049011

SR 34.99

SR 34.99 Each (ex VAT)

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1

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1SR 34.99
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
EMI Suppression, RFI Suppression
70Ω
-
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 PROHSN Code: 85049011

SR 28.36

SR 28.36 Each (ex VAT)

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1

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1SR 28.36
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
EMI Suppression, RFI Suppression
70Ω
-
Ferrite
-
100MHz
-
15mm
-
27.5 mm
40.6 mm
-
-
No
RS PRO
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 PROHSN Code: 85049011

SR 23.56

SR 23.56 Each (ex VAT)

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1

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1SR 23.56
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
RFI Suppression, EMI Suppression
100Ω
-
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 PROHSN Code: 85049011

SR 8.00

SR 8.00 Each (ex VAT)

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1

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1SR 8.00
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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 PROHSN Code: 85049011

SR 7.57

SR 7.57 Each (ex VAT)

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1

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1SR 7.57
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
RFI Suppression, EMI Suppression
140Ω
-
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 PROHSN Code: 85049011

SR 30.00

SR 30.00 Each (ex VAT)

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1

Available in multiples of 1
1SR 30.00
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
EMI Suppression, RFI Suppression
110Ω
-
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 PROHSN Code: 85049011

SR 22.46

SR 22.46 Each (ex VAT)

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1

Available in multiples of 1
1SR 22.46
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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 PROHSN Code: 85049011

SR 8.25

SR 8.25 Each (ex VAT)

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1

Available in multiples of 1
1SR 8.25
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
RFI Suppression, EMI Suppression
180Ω
-
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 PROHSN Code: 85049011

SR 8.13

SR 8.13 Each (ex VAT)

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1

Available in multiples of 1
1SR 8.13
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
RFI Suppression, EMI Suppression
155Ω
-
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 PROHSN Code: 85049011

SR 9.28

SR 9.28 Each (ex VAT)

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1

Available in multiples of 1
1SR 9.28
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
RFI Suppression, EMI Suppression
145Ω
-
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 PROHSN Code: 85049011

SR 3.90

SR 3.90 Each (ex VAT)

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1

Available in multiples of 1
1SR 3.90
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RS Pro
-
Ferrite Ring
-
-
-
25MHz
-
EMI Suppression, RFI Suppression
70Ω
-
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 PROHSN Code: 85049011

SR 31.18

SR 31.18 Each (ex VAT)

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1

Available in multiples of 1
1SR 31.18
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RS Pro
-
Ferrite Ring
-
T Core Style
-
25MHz
-
RFI Suppression, EMI Suppression
70Ω
-
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 PROHSN Code: 85049011

SR 7.49

SR 7.49 Each (ex VAT)

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1

Available in multiples of 1
1SR 7.49
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RS Pro
-
Ferrite Ring
-
T Core Style
-
25MHz
-
EMI Suppression, RFI Suppression
80Ω
-
Ferrite
-
100MHz
-
13mm
-
8 mm
16 mm
-
-
No
RS PRO
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 PROHSN Code: 85049011

SR 153.78

SR 153.78 Each (ex VAT)

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1

Available in multiples of 1
1SR 153.78
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RS Pro
-
Ferrite Ring
-
T Core Style
-
-
-
RFI Suppression, EMI Suppression
-
-
Ferrite
-
-
-
55mm
-
20 mm
82 mm
-
-
No
RS PRO
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 PROHSN Code: 85045000

SR 144.07

SR 24.012 Each (In a Pack of 6) (ex VAT)

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6

Available in multiples of 6
6SR 24.012
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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 PROHSN Code: 85045000

SR 293.39

SR 48.898 Each (In a Pack of 6) (ex VAT)

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6

Available in multiples of 6
6SR 48.898
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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.: 5961000501HSN Code: 85049011

SR 2,532.85

SR 5.026 Each (In a Box of 504) (ex VAT)

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504

Available in multiples of 504
504SR 5.026
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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.: 5961000501HSN Code: 85049011

SR 70.90

SR 14.18 Each (In a Pack of 5) (ex VAT)

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5

Available in multiples of 5
5SR 14.18
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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,
Add to parts list
RS Stock No.: 255-5242Brand: Fair-RiteManufacturers Part No.: 5977002701HSN Code: 85049011

SR 3,434.53

SR 9.258 Each (In a Box of 371) (ex VAT)

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371

Available in multiples of 371
371SR 9.258
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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
-

...