Passive Components – Mouser United Kingdom

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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 PM 114X93 N87 16000 +30%-20% Sold as set B65733A0000R087 TDK 1: £96.89 72Expected 15/02/2027	Mfr. Part No. B65733A0000R087 Mouser Part No 871-B65733A0000R087	TDK	Ferrite Cores & Accessories PM 114X93 N87 16000 +30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	72Expected 15/02/2027	£96.89 £74.07	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM 4 N48 160 +3%- 3% Sold as set B65803N0160A048 TDK 1: £3.61 2,327Expected 14/12/2026	Mfr. Part No. B65803N0160A048 Mouser Part No 871-B65803N0160A048	TDK	Ferrite Cores & Accessories RM 4 N48 160 +3%- 3% Sold as set Learn More about TDK ferrite cores	Datasheet	2,327Expected 14/12/2026	Cut Tape £3.61 £2.47 £2.10 £1.82 Reel £1.37 View £1.58 £1.37 £1.34	Min.: 1 Mult.: 1 : 600
Ferrite Cores & Accessories Coil former RM4lp SMD Vectra E130i B65804B6010T1 TDK 1: £1.49 1,196Expected 23/11/2026	Mfr. Part No. B65804B6010T1 Mouser Part No 871-B65804B6010T1	TDK	Ferrite Cores & Accessories Coil former RM4lp SMD Vectra E130i Learn More about TDK ferrite cores	Datasheet	1,196Expected 23/11/2026	£1.49 £1.35 £1.30 £1.26 View £1.15 £1.01 £0.986	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM 5 N48250 + 3%- 3% Sold as set B65805C0250A048 TDK 1: £2.74 8,000Expected 03/05/2027	Mfr. Part No. B65805C0250A048 Mouser Part No 871-B65805C0250A048	TDK	Ferrite Cores & Accessories RM 5 N48250 + 3%- 3% Sold as set Learn More about TDK ferrite cores	Datasheet	8,000Expected 03/05/2027	£2.74 £1.89 £1.60 £1.41 View £1.22 £1.04	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM5 N48 250 +3%-3% Sold as set B65805N0250A048 TDK 1: £3.40 2,000Expected 19/04/2027	Mfr. Part No. B65805N0250A048 Mouser Part No 871-B65805N0250A048	TDK	Ferrite Cores & Accessories RM5 N48 250 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	2,000Expected 19/04/2027	£3.40 £2.33 £1.97 £1.73 View £1.50 £1.34	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM6/I-N30 '+30%-20% Sold as set B65807J0000R030 TDK 1: £3.09 8,000On Order	Mfr. Part No. B65807J0000R030 Mouser Part No 871-B65807J0000R030	TDK	Ferrite Cores & Accessories RM6/I-N30 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	8,000On Order On Order Ship Dates Mfr. No: B65807J0000R030 Stock: 0 On Order: 2,000 Expected 03/05/2027 6,000 Expected 30/06/2027 Factory Lead Time: 7 Weeks	£3.09 £2.12 £1.80 £1.58 View £1.37 £1.20	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM6/I-T38 '+40%-30% Sold as set B65807J0000Y038 TDK 1: £3.91 1,973Expected 18/05/2027	Mfr. Part No. B65807J0000Y038 Mouser Part No 871-B65807J0000Y038	TDK	Ferrite Cores & Accessories RM6/I-T38 '+40%-30% Sold as set Learn More about TDK ferrite cores	Datasheet	1,973Expected 18/05/2027	£3.91 £2.68 £2.28 £1.99 View £1.73 £1.55 £1.52	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM6/I-N87 +30%-20% Sold as set B65807J0000R087 TDK 1: £2.10 3,972On Order	Mfr. Part No. B65807J0000R087 Mouser Part No 871-B65807JR87	TDK	Ferrite Cores & Accessories RM6/I-N87 +30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	3,972On Order On Order Ship Dates Mfr. No: B65807J0000R087 Stock: 0 On Order: 1,972 Expected 04/01/2027 2,000 Expected 11/01/2027 Factory Lead Time: 7 Weeks	£2.10 £1.46 £1.25 £1.13 View £1.12 £1.10	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8/I-N41 Sold as set B65811J0000R041 TDK 1: £3.55 1,591On Order	Mfr. Part No. B65811J0000R041 Mouser Part No 871-B65811J0000R041	TDK	Ferrite Cores & Accessories RM8/I-N41 Sold as set Learn More about TDK ferrite cores	Datasheet	1,591On Order On Order Ship Dates Mfr. No: B65811J0000R041 Stock: 0 On Order: 791 Expected 15/03/2027 800 Expected 07/04/2027 Factory Lead Time: 7 Weeks	£3.55 £2.43 £2.06 £1.80 £1.41	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8 N41 160 +3%-3% Sold as set B65811J0160A041 TDK 1: £3.67 765Expected 09/03/2027	Mfr. Part No. B65811J0160A041 Mouser Part No 871-B65811J0160A041	TDK	Ferrite Cores & Accessories RM8 N41 160 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	765Expected 09/03/2027	£3.67 £2.51 £2.12 £1.85 £1.47	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8 N48 400 +3% -3% Sold as set B65811J0400A048 TDK 1: £4.96 740Expected 19/04/2027	Mfr. Part No. B65811J0400A048 Mouser Part No 871-B65811J0400A048	TDK	Ferrite Cores & Accessories RM8 N48 400 +3% -3% Sold as set Learn More about TDK ferrite cores	Datasheet	740Expected 19/04/2027	£4.96 £3.37 £2.86 £2.48 View £2.07 £2.03	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM10/I-N97 '+30%-20% Sold as set B65813J0000R097 TDK 1: £4.94 684Expected 21/06/2027	Mfr. Part No. B65813J0000R097 Mouser Part No 871-B65813J0000R097	TDK	Ferrite Cores & Accessories RM10/I-N97 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	684Expected 21/06/2027	£4.94 £3.35 £2.84 £2.47 View £2.07 £2.02	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM 10 N41 630 '+5%-5% Sold as set B65813J0630J041 TDK 1: £4.67 4,000Expected 23/11/2027	Mfr. Part No. B65813J0630J041 Mouser Part No 871-B65813J0630J041	TDK	Ferrite Cores & Accessories RM 10 N41 630 '+5%-5% Sold as set Learn More about TDK ferrite cores	Datasheet	4,000Expected 23/11/2027	£4.67 £3.17 £2.69 £2.33 £1.96	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM10/I-N87 Sold as set B65813J0000R087 TDK 1: £2.97 3,891On Order	Mfr. Part No. B65813J0000R087 Mouser Part No 871-B65813JR87	TDK	Ferrite Cores & Accessories RM10/I-N87 Sold as set Learn More about TDK ferrite cores	Datasheet	3,891On Order On Order Ship Dates Mfr. No: B65813J0000R087 Stock: 0 On Order: 291 Expected 15/02/2027 3,600 Expected 22/06/2027 Factory Lead Time: 7 Weeks	£2.97 £2.03 £1.73 £1.56	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 B65814N1008D001 TDK 1: £1.47 7,862On Order	Mfr. Part No. B65814N1008D001 Mouser Part No 871-B65814N1008D001	TDK	Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 Learn More about TDK ferrite cores	Datasheet	7,862On Order On Order Ship Dates Mfr. No: B65814N1008D001 Stock: 0 On Order: 2,262 Expected 15/12/2026 2,000 Expected 01/02/2027 3,600 Expected 12/04/2027 Factory Lead Time: 7 Weeks	£1.47 £1.20 £1.03 £0.917 View £0.908 £0.834	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM12/I-N49 '+30%-20% Sold as set B65815E0000R049 TDK 1: £6.93 690On Order	Mfr. Part No. B65815E0000R049 Mouser Part No 871-B65815E0000R049	TDK	Ferrite Cores & Accessories RM12/I-N49 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	690On Order On Order Ship Dates Mfr. No: B65815E0000R049 Stock: 0 On Order: 90 Expected 08/02/2027 300 Expected 12/07/2027 300 Expected 19/07/2027 Factory Lead Time: 7 Weeks	£6.93 £5.57 £5.34 Quote Quote	Min.: 1 Mult.: 1
Ferrite Cores & Accessories EP7-T38 '+40%-30% Sold as set B65839A0000Y038 TDK 1: £1.63 3,900Expected 15/02/2027	Mfr. Part No. B65839A0000Y038 Mouser Part No 871-B65839A0000Y038	TDK	Ferrite Cores & Accessories EP7-T38 '+40%-30% Sold as set Learn More about TDK epcos ep transformers	Datasheet	3,900Expected 15/02/2027	£1.63 £1.13 £0.96 £0.849 View £0.743 £0.634 £0.555 £0.544	Min.: 1 Mult.: 1
Ferrite Cores & Accessories EP20-N30 '+30%-20% Sold as set B65847A0000R030 TDK 1: £6.09 990Expected 15/06/2027	Mfr. Part No. B65847A0000R030 Mouser Part No 871-B65847A0000R030	TDK	Ferrite Cores & Accessories EP20-N30 '+30%-20% Sold as set Learn More about TDK epcos ep transformers	Datasheet	990Expected 15/06/2027	£6.09 £4.12 £3.46 £3.01 £2.65	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ 35X35 N97 6500 +30%-20% Sold as set B65881A0000R097 TDK 1: £10.60 288Expected 17/11/2026	Mfr. Part No. B65881A0000R097 Mouser Part No 871-B65881A0000R097	TDK	Ferrite Cores & Accessories PQ 35X35 N97 6500 +30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	288Expected 17/11/2026	£10.60 £6.70 £5.55 £5.15	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM14/I-N49 '+30%-20% Sold as set B65887E0000R049 TDK 1: £12.02 360On Order	Mfr. Part No. B65887E0000R049 Mouser Part No 871-B65887E0000R049	TDK	Ferrite Cores & Accessories RM14/I-N49 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	360On Order On Order Ship Dates Mfr. No: B65887E0000R049 Stock: 0 On Order: 120 Expected 18/01/2027 240 Expected 01/02/2027 Factory Lead Time: 7 Weeks	£12.02 £7.97 £6.63 £5.93	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM14 N41 250 +3%-3% Sold as set B65887E0250A041 TDK 1: £11.82 236Expected 11/01/2027	Mfr. Part No. B65887E0250A041 Mouser Part No 871-B65887E0250A041	TDK	Ferrite Cores & Accessories RM14 N41 250 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	236Expected 11/01/2027	£11.82 £7.85 £6.51 £5.80	Min.: 1 Mult.: 1
Ferrite Cores & Accessories P CORE HALF 14.4X7.5 B65937A0000X022 TDK 1: £1.48 13,000On Order	Mfr. Part No. B65937A0000X022 Mouser Part No 871-B65937A0000X022	TDK	Ferrite Cores & Accessories P CORE HALF 14.4X7.5 Learn More about TDK ferrite cores	Datasheet	13,000On Order On Order Ship Dates Mfr. No: B65937A0000X022 Stock: 0 On Order: 3,000 Expected 08/02/2027 4,000 Expected 01/03/2027 6,000 Expected 03/03/2027 Factory Lead Time: 4 Weeks	£1.48 £1.03 £0.882 £0.78 View £0.618 £0.567 £0.51	Min.: 1 Mult.: 1
Ferrite Cores & Accessories P CORE HALF 47 X14.9 B65943A0000X022 TDK 1: £13.31 1,000Expected 20/04/2027	Mfr. Part No. B65943A0000X022 Mouser Part No 871-B65943A0000X022	TDK	Ferrite Cores & Accessories P CORE HALF 47 X14.9 Learn More about TDK ferrite cores	Datasheet	1,000Expected 20/04/2027	£13.31 £8.58 £7.11 £6.47	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 70X14.5 B65945A0000X022 TDK 1: £36.81 211On Order	Mfr. Part No. B65945A0000X022 Mouser Part No 871-B65945A0000X022	TDK	Ferrite Cores & Accessories 70X14.5 Learn More about TDK ferrite cores	Datasheet	211On Order On Order Ship Dates Mfr. No: B65945A0000X022 Stock: 0 On Order: 51 Expected 08/02/2027 160 Expected 22/06/2027 Factory Lead Time: 4 Weeks	£36.81 £23.41 £22.40	Min.: 1 Mult.: 1
Ferrite Cores & Accessories YOKE E25 B66208A2010X TDK 1: £0.346 19,800Expected 07/12/2026	Mfr. Part No. B66208A2010X Mouser Part No 871-B66208A2010X	TDK	Ferrite Cores & Accessories YOKE E25 Learn More about TDK ferrite cores	Datasheet	19,800Expected 07/12/2026	£0.346 £0.314 £0.303 £0.294 View £0.286 £0.262 £0.245 £0.237 £0.233	Min.: 1 Mult.: 1

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Ferrite Cores & Accessories

Types of Passive Components