Transformer Cores

Some transformers feature ferrite cores, which act as a means to transfer magnetic flux within the transformer. While less common than laminated iron cores, ferrite cores allow for superior performance.

How transformer ferrite cores work

These devices are commonly parts of switched-mode power supplies. The ferrite in the core is in powdered form, which allows the transform...

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EPCOS N87 ER 9.5/5 Transformer Ferrite Core, 800 nH, For Use With Power TransFormers
RS Stock No.: 125-3331Brand: EPCOSManufacturers Part No.: B65523J0000R087

AED 63.20

AED 2.528 Each (In a Pack of 25) (ex VAT)

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ER 9.5/5
Power TransFormers
Planar
800nH
N87
155°C
B65523
5mm
5 mm
9.5mm
IEC 62317-9
EPCOS N87 E 20/10/6 Transformer Ferrite Core, 171 nH, For Use With Power TransFormers
RS Stock No.: 125-3652Brand: EPCOSManufacturers Part No.: B66311G0250X187

AED 55.05

AED 2.753 Each (In a Pack of 20) (ex VAT)

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E 20/10/6
Power TransFormers
Type E
171nH
N87
155°C
B66311
10.1mm
5.9 mm
20.4mm
IEC 61246
EPCOS N27 E 13/7/4 Transformer Ferrite Core, 800 nH, For Use With Power TransFormers, Miniature TransFormers
RS Stock No.: 125-3640Brand: EPCOSManufacturers Part No.: B66305G0000X127

AED 56.18

AED 1.124 Each (In a Pack of 50) (ex VAT)

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E 13/7/4
Power TransFormers, Miniature TransFormers
Type E
800nH
N27
155°C
B66305
6.5mm
3.7 mm
12.6mm
IEC 61246
EPCOS N87 EFD 15/8/5 Transformer Ferrite Core, 100 nH, For Use With Power TransFormers, DC/DC Converter, Flat
RS Stock No.: 125-3689Brand: EPCOSManufacturers Part No.: B66413U0100K187

AED 55.05

AED 2.753 Each (In a Pack of 20) (ex VAT)

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EFD 15/8/5
Power TransFormers, DC/DC Converter, Flat TransFormers
-
100nH
N87
180°C
B66413
7.5mm
4.85 mm
15mm
IEC 61185
EPCOS N87 E 30/15/7 Transformer Ferrite Core, 1900 nH, For Use With Power TransFormers
RS Stock No.: 125-3658Brand: EPCOSManufacturers Part No.: B66319G0000X187

AED 77.52

AED 3.877 Each (In a Pack of 20) (ex VAT)

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E 30/15/7
Power TransFormers
-
1900nH
N87
155°C
B66319
15.2mm
7.3 mm
30mm
No
EPCOS T38 RM 6 Transformer Ferrite Core, 8600 nH, For Use With Broadband TransFormers
RS Stock No.: 125-3378Brand: EPCOSManufacturers Part No.: B65807J0000Y038

AED 64.04

AED 12.808 Each (In a Pack of 5) (ex VAT)

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RM 6
Broadband TransFormers
Core without Centre Hole
8600nH
T38
155°C
B65807
12.5mm
14.7 mm
17.9mm
IEC 62317-4
EPCOS N87 ELP 32/6/20 Transformer Ferrite Core, 5700 nH, For Use With Power TransFormers
RS Stock No.: 125-3629Brand: EPCOSManufacturers Part No.: B66287G0000X187

AED 91.00

AED 9.10 Each (In a Pack of 10) (ex VAT)

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ELP 32/6/20
Power TransFormers
EELP 32
5700nH
N87
-
ELP
6.35mm
20.35 mm
31.75mm
IEC 62317-9
EPCOS N30 P 18/11 Transformer Ferrite Core, 5900 nH, For Use With Broadband TransFormers
RS Stock No.: 125-3350Brand: EPCOSManufacturers Part No.: B65651W0000R030

AED 88.20

AED 17.639 Each (In a Pack of 5) (ex VAT)

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P 18/11
Broadband TransFormers
Ferrite
5900nH
N30
155°C
B65651
10.6mm
18.4 mm
10.6mm
IEC 60133
EPCOS N27 E 25/13/7 Transformer Ferrite Core, 1750 nH, For Use With Power TransFormers
RS Stock No.: 125-3653Brand: EPCOSManufacturers Part No.: B66317G0000X127

AED 39.32

AED 1.966 Each (In a Pack of 20) (ex VAT)

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E 25/13/7
Power TransFormers
Type E
1750nH
N27
155°C
B66317
12.8mm
7.5 mm
25mm
IEC 61246

AED 40.73

AED 8.146 Each (In a Pack of 5) (ex VAT)

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EFD 25
DC DC Converter
-
2000nH
N87
180°C
B66421
9.1mm
12.5 mm
25mm
No
EPCOS N87 E 13/7/4 Transformer Ferrite Core, 850 nH, For Use With Miniature TransFormers, Power TransFormers
RS Stock No.: 125-3641Brand: EPCOSManufacturers Part No.: B66305G0000X187

AED 89.88

AED 1.798 Each (In a Pack of 50) (ex VAT)

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E 13/7/4
Miniature TransFormers, Power TransFormers
Type E
850nH
N87
155°C
B66305
6.5mm
3.7 mm
12.6mm
IEC 61246
EPCOS N87 ETD 39/20/13 Transformer Ferrite Core, 2700 nH, For Use With Power TransFormers, SMPS transformers
RS Stock No.: 125-3673Brand: EPCOSManufacturers Part No.: B66363G0000X187

AED 56.18

AED 11.235 Each (In a Pack of 5) (ex VAT)

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ETD 39/20/13
Power TransFormers, SMPS transformers
-
2700nH
N87
155°C
B66363
20mm
12.8 mm
38.9mm
IEC 61185

AED 11.46

AED 5.73 Each (In a Pack of 2) (ex VAT)

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EFD 30
DC DC Converter
-
160nH
N87
180°C
B66423
9.1mm
15 mm
30mm
No
EPCOS N87 ELP Transformer Ferrite Core, 2600 nH, For Use With Power TransFormers
RS Stock No.: 125-3625Brand: EPCOSManufacturers Part No.: B66283G0000X187

AED 46.06

AED 4.606 Each (In a Pack of 10) (ex VAT)

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ELP
Power TransFormers
EELP18
2600nH
N87
100°C
ELP
4mm
10 mm
18mm
IEC 62317-9
EPCOS N87 EP 20 Transformer Ferrite Core, 4000 nH, For Use With Power TransFormers
RS Stock No.: 125-3416Brand: EPCOSManufacturers Part No.: B65847A0000R087

AED 35.16

AED 17.583 Each (In a Pack of 2) (ex VAT)

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EP 20
Power TransFormers
EP 20
4000nH
N87
155°C
B65847
21.6mm
15.3 mm
24.5mm
IEC 61596
EPCOS N97 EFD 25/13/9 Transformer Ferrite Core, 2100 nH, For Use With Flat TransFormers, Power TransFormers, DC/DC
RS Stock No.: 125-3696Brand: EPCOSManufacturers Part No.: B66421G0000X197

AED 68.53

AED 3.427 Each (In a Pack of 20) (ex VAT)

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EFD 25/13/9
Flat TransFormers, Power TransFormers, DC/DC Converter
-
2100nH
N97
180°C
B66421
12.5mm
9.1 mm
25mm
No
EPCOS N87 E 25/13/7 Transformer Ferrite Core, 1850 nH, For Use With Power TransFormers
RS Stock No.: 125-3654Brand: EPCOSManufacturers Part No.: B66317G0000X187

AED 59.55

AED 2.978 Each (In a Pack of 20) (ex VAT)

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E 25/13/7
Power TransFormers
Type E
1850nH
N87
155°C
B66317
12.8mm
7.5 mm
25mm
IEC 61246
EPCOS N87 RM 5 Transformer Ferrite Core, 2000 nH, For Use With Power TransFormers
RS Stock No.: 125-3368Brand: EPCOSManufacturers Part No.: B65805J0000R087

AED 63.48

AED 12.696 Each (In a Pack of 5) (ex VAT)

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RM 5
Power TransFormers
Ferrite
2000nH
N87
155°C
B65805
10.5mm
12.3 mm
14.6mm
IEC 62317-4
EPCOS N87 EFD 15/8/5 Transformer Ferrite Core, 780 nH, For Use With DC/DC Converter, Power TransFormers, Flat
RS Stock No.: 125-3687Brand: EPCOSManufacturers Part No.: B66413G0000X187

AED 43.82

AED 2.19 Each (In a Pack of 20) (ex VAT)

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EFD 15/8/5
DC/DC Converter, Power TransFormers, Flat TransFormers
-
780nH
N87
180°C
B66413
7.5mm
4.85 mm
15mm
IEC 61185
EPCOS N48 P 18/11 Transformer Ferrite Core, 400 nH, For Use With Resonant Circuit Inductors
RS Stock No.: 125-3349Brand: EPCOSManufacturers Part No.: B65651T0400A048

AED 35.16

AED 17.583 Each (In a Pack of 2) (ex VAT)

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P 18/11
Resonant Circuit Inductors
-
400nH
N48
-
-
10.6mm
18.4 mm
-
No

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