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.125-3331BrandEPCOSManufacturers Part No.B65523J0000R087

AED 66.00

AED 2.64 Each (In a Pack of 25) (ex VAT)

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

AED 59.55

AED 2.978 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
IEC 61246
20.4mm
10.1mm
5.9 mm
EPCOS N27 E 13/7/4 Transformer Ferrite Core, 800 nH, For Use With Power TransFormers, Miniature TransFormers
RS Stock No.125-3640BrandEPCOSManufacturers Part No.B66305G0000X127

AED 58.99

AED 1.18 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
IEC 61246
12.6mm
6.5mm
3.7 mm
EPCOS N87 EFD 15/8/5 Transformer Ferrite Core, 100 nH, For Use With Power TransFormers, DC/DC Converter, Flat
RS Stock No.125-3689BrandEPCOSManufacturers Part No.B66413U0100K187

AED 47.19

AED 2.359 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
IEC 61185
15mm
7.5mm
4.85 mm
EPCOS N87 E 30/15/7 Transformer Ferrite Core, 1900 nH, For Use With Power TransFormers
RS Stock No.125-3658BrandEPCOSManufacturers Part No.B66319G0000X187

AED 82.02

AED 4.101 Each (In a Pack of 20) (ex VAT)

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

AED 68.53

AED 13.707 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
IEC 62317-4
17.9mm
12.5mm
14.7 mm
EPCOS N87 ELP 32/6/20 Transformer Ferrite Core, 5700 nH, For Use With Power TransFormers
RS Stock No.125-3629BrandEPCOSManufacturers Part No.B66287G0000X187

AED 97.19

AED 9.719 Each (In a Pack of 10) (ex VAT)

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

AED 94.09

AED 18.818 Each (In a Pack of 5) (ex VAT)

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

AED 42.69

AED 2.135 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
IEC 61246
25mm
12.8mm
7.5 mm
EPCOS N87 EFD 25 Transformer Ferrite Core, 2000 nH, For Use With DC DC Converter
Also available in industry standard packaging
RS Stock No.483-3618BrandEPCOSManufacturers Part No.B66421G0000X187

AED 44.94

AED 8.988 Each (In a Pack of 5) (ex VAT)

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

AED 95.50

AED 1.91 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
IEC 61246
12.6mm
6.5mm
3.7 mm
EPCOS N87 ETD 39/20/13 Transformer Ferrite Core, 2700 nH, For Use With Power TransFormers, SMPS transformers
RS Stock No.125-3673BrandEPCOSManufacturers Part No.B66363G0000X187

AED 50.56

AED 10.112 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
IEC 61185
38.9mm
20mm
12.8 mm
EPCOS N87 EFD 30 Transformer Ferrite Core, 160 nH, For Use With DC DC Converter
Also available in industry standard packaging
RS Stock No.647-9610BrandEPCOSManufacturers Part No.B66423U0160K187

AED 12.14

AED 6.067 Each (In a Pack of 2) (ex VAT)

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

AED 48.87

AED 4.887 Each (In a Pack of 10) (ex VAT)

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

AED 36.96

AED 18.482 Each (In a Pack of 2) (ex VAT)

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

AED 74.15

AED 3.708 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
No
25mm
12.5mm
9.1 mm
EPCOS N87 E 25/13/7 Transformer Ferrite Core, 1850 nH, For Use With Power TransFormers
RS Stock No.125-3654BrandEPCOSManufacturers Part No.B66317G0000X187

AED 65.16

AED 3.258 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
IEC 61246
25mm
12.8mm
7.5 mm
EPCOS N87 RM 5 Transformer Ferrite Core, 2000 nH, For Use With Power TransFormers
RS Stock No.125-3368BrandEPCOSManufacturers Part No.B65805J0000R087

AED 67.69

AED 13.539 Each (In a Pack of 5) (ex VAT)

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

AED 47.19

AED 2.359 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
IEC 61185
15mm
7.5mm
4.85 mm
EPCOS N48 P 18/11 Transformer Ferrite Core, 400 nH, For Use With Resonant Circuit Inductors
RS Stock No.125-3349BrandEPCOSManufacturers Part No.B65651T0400A048

AED 36.96

AED 18.482 Each (In a Pack of 2) (ex VAT)

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

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