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Ferrite Cores & Accessories

TDK Ferrite Cores and Accessories feature polycrystal, sintered material construction with high electrical resistivity and distributed air gaps. These ferrites are ideal for transportation equipment and medical devices. Ferrite cores include E core, ETD core, PM core, U core, PS core, RM core, EFD core, and more. A wide variety of accessories is also available.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Ferrite Cores & Accessories ETD44/22 15-N87-G1000 B66365G1000X187 TDK 1: £3.88 615In Stock	Mfr. Part No. B66365G1000X187 Mouser Part No 871-B66365G1000X187	TDK	Ferrite Cores & Accessories ETD44/22 15-N87-G1000 Learn More about TDK ferrite cores	Datasheet	615In Stock	£3.88 £2.65 £2.25 £1.97 View £1.62 £1.53 £1.51	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO B66366B1018T1 TDK 1: £1.80 494In Stock	Mfr. Part No. B66366B1018T1 Mouser Part No 871-B66366B1018T1	TDK	Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO Learn More about TDK ferrite cores	Datasheet	494In Stock	£1.80 £1.63 £1.56 £1.45 View £1.26 £1.15 £1.13	Min.: 1 Mult.: 1
Ferrite Cores & Accessories ETD49/25/16 N27 3700 +30% -20% B66367GX127 TDK 1: £4.51 134In Stock	Mfr. Part No. B66367GX127 Mouser Part No 871-B66367GX127	TDK	Ferrite Cores & Accessories ETD49/25/16 N27 3700 +30% -20% Learn More about TDK ferrite cores	Datasheet	134In Stock	£4.51 £3.07 £2.60 £2.27 £1.88	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO B66368B1020T1 TDK 1: £1.96 412In Stock 1,200Expected 01/12/2026	Mfr. Part No. B66368B1020T1 Mouser Part No 871-B66368B1020T1	TDK	Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO Learn More about TDK ferrite cores	Datasheet	412In Stock 1,200Expected 01/12/2026	£1.96 £1.77 £1.70 £1.63 View £1.53 £1.47 £1.41 £1.34	Min.: 1 Mult.: 1
Ferrite Cores & Accessories E70/33/32 N27OL B66371G0000X127 TDK 1: £11.68 36In Stock	Mfr. Part No. B66371G0000X127 Mouser Part No 871-B66371GX127	TDK	Ferrite Cores & Accessories E70/33/32 N27OL Learn More about TDK ferrite cores	Datasheet	36In Stock	£11.68 £7.92 £6.36 £5.64 £5.53	Min.: 1 Mult.: 1
Ferrite Cores & Accessories ETD54/28/19 N27OL B66395G0000X127 TDK 1: £5.75 39In Stock	Mfr. Part No. B66395G0000X127 Mouser Part No 871-B66395G0000X127	TDK	Ferrite Cores & Accessories ETD54/28/19 N27OL Learn More about TDK ferrite cores	Datasheet	39In Stock	£5.75 £3.89 £3.30 £2.63 View £2.42 £2.38	Min.: 1 Mult.: 1
Ferrite Cores & Accessories CLM-EFD25 2 PCS REQUIRED B66422B2000X TDK 1: £0.255 4,789In Stock 9,000Expected 03/11/2026	Mfr. Part No. B66422B2000X Mouser Part No 871-B66422B2000X	TDK	Ferrite Cores & Accessories CLM-EFD25 2 PCS REQUIRED Learn More about TDK ferrite cores	Datasheet	4,789In Stock 9,000Expected 03/11/2026	£0.255 £0.23 £0.222 £0.215 View £0.209 £0.201 £0.192 £0.186 £0.175	Min.: 1 Mult.: 1
Ferrite Cores & Accessories EFD30/15/9 N87AL 250NH +/-10% B66423U0250K187 TDK 1: £1.54 504In Stock	Mfr. Part No. B66423U0250K187 Mouser Part No 871-B66423U0250K187	TDK	Ferrite Cores & Accessories EFD30/15/9 N87AL 250NH +/-10% Learn More about TDK ferrite cores	Datasheet	504In Stock	£1.54 £1.07 £0.917 £0.811 View £0.706 £0.563 £0.556 £0.531	Min.: 1 Mult.: 1
Ferrite Cores & Accessories U93/76/20-N27 B67345B0010X027 TDK 1: £29.82 22In Stock	Mfr. Part No. B67345B0010X027 Mouser Part No 871-B67345B0010X027	TDK	Ferrite Cores & Accessories U93/76/20-N27 Learn More about TDK epcos large size ferrite cores	Datasheet	22In Stock	£29.82 £17.43	Min.: 1 Mult.: 1
Ferrite Cores & Accessories I93/28/20-N27 B67345B0011X027 TDK 1: £12.93 66In Stock	Mfr. Part No. B67345B0011X027 Mouser Part No 871-B67345B0011X027	TDK	Ferrite Cores & Accessories I93/28/20-N27 Learn More about TDK epcos large size ferrite cores	Datasheet	66In Stock	£12.93 £7.79 £6.72 £6.44	Min.: 1 Mult.: 1
Ferrite Cores & Accessories U101/76/30-N27 B67370A0002X027 TDK 1: £25.55 18In Stock	Mfr. Part No. B67370A0002X027 Mouser Part No 871-B67370A0002X027	TDK	Ferrite Cores & Accessories U101/76/30-N27 Learn More about TDK epcos large size ferrite cores	Datasheet	18In Stock	£25.55 £14.90 £14.48	Min.: 1 Mult.: 1
Ferrite Cores & Accessories U-CORE N97U CORE B67374G0000X197 TDK 1: £120.66 5In Stock	Mfr. Part No. B67374G0000X197 Mouser Part No 871-B67374G0000X197	TDK	Ferrite Cores & Accessories U-CORE N97U CORE Learn More about TDK ferrite cores	Datasheet	5In Stock	£120.66 £89.95	Min.: 1 Mult.: 1
Ferrite Cores & Accessories CLM/Y-EP10 TDK B65842S2000X000 B65842S2000X000 TDK 1: £1.10 2,570In Stock	Mfr. Part No. B65842S2000X000 Mouser Part No 871-B65842S2000X	TDK	Ferrite Cores & Accessories CLM/Y-EP10 Learn More about TDK epcos ep transformers	Datasheet	2,570In Stock	£1.10 £1.00 £0.952 £0.882 View £0.811 £0.766 £0.656 £0.655 £0.653	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 TDK B65844X1010D002 B65844X1010D002 TDK 1: £1.27 2,248In Stock	Mfr. Part No. B65844X1010D002 Mouser Part No 871-B65844X1010D002	TDK	Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 Learn More about TDK epcos ep transformers	Datasheet	2,248In Stock	£1.27 £1.05 £0.943 £0.917 View £0.882 £0.834 £0.818 £0.803 £0.569	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 41.8/26.2/12.5M33 TOROID B64290A0022X033 TDK 1: £8.33 18In Stock 400Expected 26/07/2027	Mfr. Part No. B64290A0022X033 Mouser Part No 871-B64290A0022X033	TDK	Ferrite Cores & Accessories 41.8/26.2/12.5M33 TOROID Learn More about TDK infineon powertrain	Datasheet	18In Stock 400Expected 26/07/2027	£8.33 £5.71 £4.69 £4.05 View £3.73 £3.68	Min.: 1 Mult.: 1
Ferrite Cores & Accessories T10/6/4-T38 TOROID B64290A0038X038 TDK 1: £0.526 444In Stock	Mfr. Part No. B64290A0038X038 Mouser Part No 871-B64290A0038X038	TDK	Ferrite Cores & Accessories T10/6/4-T38 TOROID Learn More about TDK infineon powertrain	Datasheet	444In Stock	£0.526 £0.368 £0.318 £0.282 View £0.251 £0.212 £0.185 £0.159 £0.152	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 25.3/14.8/10 N30 TOROID B64290A0618X830 TDK 1: £1.62 604In Stock	Mfr. Part No. B64290A0618X830 Mouser Part No 871-B64290A0618X830	TDK	Ferrite Cores & Accessories 25.3/14.8/10 N30 TOROID Learn More about TDK infineon powertrain	Datasheet	604In Stock	£1.62 £1.12 £0.96 £0.849 View £0.739 £0.562	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 40X24X16 N30 TOROID B64290A0659X830 TDK 1: £6.85 23In Stock	Mfr. Part No. B64290A0659X830 Mouser Part No 871-B64290A0659X830	TDK	Ferrite Cores & Accessories 40X24X16 N30 TOROID Learn More about TDK infineon powertrain	Datasheet	23In Stock	£6.85 £4.63 £3.88 £3.13 View £3.01 £2.95	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 22.1X13.7X7.90 N49 TOROID B64290A0719X049 TDK 1: £1.78 54In Stock	Mfr. Part No. B64290A0719X049 Mouser Part No 871-B64290A0719X049	TDK	Ferrite Cores & Accessories 22.1X13.7X7.90 N49 TOROID Learn More about TDK infineon powertrain	Datasheet	54In Stock	£1.78 £1.11 £0.995 £0.943 Reel £0.608 View £0.788 £0.683 £0.609 £0.598	Min.: 1 Mult.: 1 : 750
Ferrite Cores & Accessories R63/38/25 N30 toroid B64290A0699X830 TDK 1: £17.59 69In Stock	Mfr. Part No. B64290A0699X830 Mouser Part No 871-B64290A699X830	TDK	Ferrite Cores & Accessories R63/38/25 N30 toroid Learn More about TDK infineon powertrain	Datasheet	69In Stock	£17.59 £11.52 £10.45 £9.93 £9.30	Min.: 1 Mult.: 1
Ferrite Cores & Accessories R63/38/25 N87 toroid B64290A0699X087 TDK 1: £20.69 4In Stock 270On Order	Mfr. Part No. B64290A0699X087 Mouser Part No 871-B64290A699X87	TDK	Ferrite Cores & Accessories R63/38/25 N87 toroid Learn More about TDK infineon powertrain	Datasheet	4In Stock 270On Order On Order Ship Dates Mfr. No: B64290A0699X087 Stock: 4 Can Dispatch Immediately On Order: 180 Expected 05/04/2027 90 Expected 14/04/2027 Factory Lead Time: 30 Weeks	£20.69 £13.38 £11.34	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 41.8X26.2X12.5 T65 TOROID B64290L0022X065 TDK 1: £5.41 235In Stock	Mfr. Part No. B64290L0022X065 Mouser Part No 871-B64290L0022X065	TDK	Ferrite Cores & Accessories 41.8X26.2X12.5 T65 TOROID Learn More about TDK infineon powertrain	Datasheet	235In Stock	£5.41 £3.68 £3.09 £2.69 £2.31	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 10X6X4 N27 TOROID B64290L0038X027 TDK 1: £0.308 4,734In Stock	Mfr. Part No. B64290L0038X027 Mouser Part No 871-B64290L0038X027	TDK	Ferrite Cores & Accessories 10X6X4 N27 TOROID Learn More about TDK infineon powertrain	Datasheet	4,734In Stock	£0.308 £0.217 £0.168 £0.15 View Reel £0.082 £0.127 £0.112 £0.082 £0.082	Min.: 1 Mult.: 1 : 3,000
Ferrite Cores & Accessories 10/6/4 T37 TOROID B64290L0038X037 TDK 1: £0.526 2,197In Stock 12,000Expected 27/11/2026	Mfr. Part No. B64290L0038X037 Mouser Part No 871-B64290L0038X037	TDK	Ferrite Cores & Accessories 10/6/4 T37 TOROID Learn More about TDK infineon powertrain	Datasheet	2,197In Stock 12,000Expected 27/11/2026	£0.526 £0.367 £0.321 £0.286 View £0.253 £0.213 £0.186 £0.184 £0.154	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 58.3/32/18 T37 TOROID B64290L0043X037 TDK 1: £18.36 28In Stock	Mfr. Part No. B64290L0043X037 Mouser Part No 871-B64290L0043X037	TDK	Ferrite Cores & Accessories 58.3/32/18 T37 TOROID Learn More about TDK infineon powertrain	Datasheet	28In Stock	£18.36 £12.39 £11.00	Min.: 1 Mult.: 1

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