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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 WAS-RM6-2 MAKROFOL KL3 B65808C2005X000 TDK 1: £0.353 5,947In Stock 5,000Expected 12/03/2027	Mfr. Part No. B65808C2005X000 Mouser Part No 871-B65808C2005X	TDK	Ferrite Cores & Accessories WAS-RM6-2 MAKROFOL KL3 Learn More about TDK ferrite cores	Datasheet	5,947In Stock 5,000Expected 12/03/2027	£0.353 £0.322 £0.31 £0.293 View £0.261 £0.223 £0.195 £0.193	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 B65808N1006D002 TDK 1: £1.14 1,327In Stock	Mfr. Part No. B65808N1006D002 Mouser Part No 871-B65808N1006D002	TDK	Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 Learn More about TDK ferrite cores	Datasheet	1,327In Stock	£1.14 £1.05 £0.986 £0.908 View £0.841 £0.796 £0.68 £0.678	Min.: 1 Mult.: 1
Ferrite Cores & Accessories Coil former RM6 Sumikon PM 9630 B65808N1108D002 TDK 1: £2.17 22In Stock 1,000Expected 01/01/2027	Mfr. Part No. B65808N1108D002 Mouser Part No 871-B65808N1108D002	TDK	Ferrite Cores & Accessories Coil former RM6 Sumikon PM 9630 Learn More about TDK ferrite cores	Datasheet	22In Stock 1,000Expected 01/01/2027	£2.17 £1.68 £1.52 £1.40 View £1.36 £1.35	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8 N87 100 +3%-3% Sold as set B65811J0100A087 TDK 1: £3.40 125In Stock 1,200On Order	Mfr. Part No. B65811J0100A087 Mouser Part No 871-B65811J0100A087	TDK	Ferrite Cores & Accessories RM8 N87 100 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	125In Stock 1,200On Order On Order Ship Dates Mfr. No: B65811J0100A087 Stock: 125 Can Dispatch Immediately On Order: 400 Expected 24/03/2027 800 Expected 19/05/2027 Factory Lead Time: 30 Weeks	£3.40 £2.33 £1.97 £1.73 View £1.40 £1.30 £1.27	Min.: 1 Mult.: 1
Ferrite Cores & Accessories Insulating washer RM8 Flexiso FI 16000 B65812F5000X000 TDK 1: £0.54 3,602In Stock 10,000On Order	Mfr. Part No. B65812F5000X000 Mouser Part No 871-B65812F5000X000	TDK	Ferrite Cores & Accessories Insulating washer RM8 Flexiso FI 16000 Learn More about TDK ferrite cores	Datasheet	3,602In Stock 10,000On Order On Order Ship Dates Mfr. No: B65812F5000X000 Stock: 3,602 Can Dispatch Immediately On Order: 4,000 Expected 21/01/2027 6,000 Expected 25/01/2027 Factory Lead Time: 22 Weeks	£0.54 £0.49 £0.471 £0.444 View £0.416 £0.368 £0.347 £0.334 £0.333	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 B65842W1008D001 TDK 1: £0.943 2,086In Stock	Mfr. Part No. B65842W1008D001 Mouser Part No 871-B65842W1008D001	TDK	Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 Learn More about TDK epcos ep transformers	Datasheet	2,086In Stock	£0.943 £0.863 £0.826 £0.766 View £0.702 £0.649 £0.624 £0.541	Min.: 1 Mult.: 1
Ferrite Cores & Accessories EP17-N87 '+30%-20% Sold as set B65845J0000R087 TDK 1: £4.48 495In Stock	Mfr. Part No. B65845J0000R087 Mouser Part No 871-B65845J0000R087	TDK	Ferrite Cores & Accessories EP17-N87 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	495In Stock	£4.48 £3.07 £2.60 £2.28 View £1.98 £1.89 £1.78	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ26/25 N87 Sold as set B65877A0000R087 TDK 1: £4.67 134In Stock 400Expected 17/11/2026	Mfr. Part No. B65877A0000R087 Mouser Part No 871-B65877A0000R087	TDK	Ferrite Cores & Accessories PQ26/25 N87 Sold as set Learn More about TDK ferrite cores	Datasheet	134In Stock 400Expected 17/11/2026	£4.67 £3.18 £2.85 £2.50 View £2.17 £1.94	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ26/25 N95 Sold as set B65877A0000R095 TDK 1: £6.84 251In Stock 400Expected 27/01/2027	Mfr. Part No. B65877A0000R095 Mouser Part No 871-B65877A0000R095	TDK	Ferrite Cores & Accessories PQ26/25 N95 Sold as set Learn More about TDK ferrite cores	Datasheet	251In Stock 400Expected 27/01/2027	£6.84 £4.53 £3.89 £3.47 View £3.01 £3.00 £2.95	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ26/25 Sumikon PM 9820 B65878E1012D001 TDK 1: £1.05 1,134In Stock	Mfr. Part No. B65878E1012D001 Mouser Part No 871-B65878E1012D001	TDK	Ferrite Cores & Accessories PQ26/25 Sumikon PM 9820 Learn More about TDK ferrite cores	Datasheet	1,134In Stock	£1.05 £0.952 £0.89 £0.826 View £0.759 £0.715 £0.615 £0.588	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ32/20 N87 Set of 2-1pc Sold as set B65879A0000R087 TDK 1: £4.82 24In Stock 720On Order	Mfr. Part No. B65879A0000R087 Mouser Part No 871-B65879A0000R087	TDK	Ferrite Cores & Accessories PQ32/20 N87 Set of 2-1pc Sold as set Learn More about TDK ferrite cores	Datasheet	24In Stock 720On Order On Order Ship Dates Mfr. No: B65879A0000R087 Stock: 24 Can Dispatch Immediately On Order: 240 Expected 15/02/2027 480 Expected 03/06/2027 Factory Lead Time: 14 Weeks	£4.82 £3.27 £2.78 £2.41 £2.03	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ32/30 N49 Sold as set B65879B0000R049 TDK 1: £6.62 278In Stock	Mfr. Part No. B65879B0000R049 Mouser Part No 871-B65879B0000R049	TDK	Ferrite Cores & Accessories PQ32/30 N49 Sold as set Learn More about TDK ferrite cores	Datasheet	278In Stock	£6.62 £4.46 £3.75 £2.98 View £2.97 £2.92	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ32/30 N95 Sold as set B65879B0000R095 TDK 1: £7.37 81In Stock 225Expected 23/11/2026	Mfr. Part No. B65879B0000R095 Mouser Part No 871-B65879B0000R095	TDK	Ferrite Cores & Accessories PQ32/30 N95 Sold as set Learn More about TDK ferrite cores	Datasheet	81In Stock 225Expected 23/11/2026	£7.37 £4.96 £4.16 £3.33	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ32/30 N97 Sold as set B65879B0000R097 TDK 1: £6.20 347In Stock	Mfr. Part No. B65879B0000R097 Mouser Part No 871-B65879B0000R097	TDK	Ferrite Cores & Accessories PQ32/30 N97 Sold as set Learn More about TDK ferrite cores	Datasheet	347In Stock	£6.20 £4.21 £3.58 £2.90 View £2.72 £2.65 £2.63	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ32/30-N95-DG150 FERRITE CORE SET Sold as set B65879Q0150K095 TDK 1: £7.80 85In Stock	Mfr. Part No. B65879Q0150K095 Mouser Part No 871-B65879Q0150K095	TDK	Ferrite Cores & Accessories PQ32/30-N95-DG150 FERRITE CORE SET Sold as set Learn More about TDK distributed gapped cores	Datasheet	85In Stock	£7.80 £5.24 £4.38 £3.55	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER PQ32/30 B65880E2012D001 TDK 1: £1.59 797In Stock 1,568On Order	Mfr. Part No. B65880E2012D001 Mouser Part No 871-B65880E2012D1	TDK	Ferrite Cores & Accessories COIL FORMER PQ32/30 Learn More about TDK ferrite cores	Datasheet	797In Stock 1,568On Order On Order Ship Dates Mfr. No: B65880E2012D001 Stock: 797 Can Dispatch Immediately On Order: 448 Expected 11/11/2026 1,120 Expected 23/11/2026 Factory Lead Time: 26 Weeks	£1.59 £1.37 £1.24 £1.13 View £0.995 £0.952 £0.796	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ35/35 N87 Sold as set B65881A0000R087 TDK 1: £10.41 52In Stock 288Expected 01/02/2027	Mfr. Part No. B65881A0000R087 Mouser Part No 871-B65881A0000R087	TDK	Ferrite Cores & Accessories PQ35/35 N87 Sold as set Learn More about TDK ferrite cores	Datasheet	52In Stock 288Expected 01/02/2027	£10.41 £7.05 £5.84 £4.88 View £4.87 £4.78	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ40/40 N49 ungapped Sold as set B65883A0000R049 TDK 1: £10.20 50In Stock 135Expected 15/02/2027	Mfr. Part No. B65883A0000R049 Mouser Part No 871-B65883AR49	TDK	Ferrite Cores & Accessories PQ40/40 N49 ungapped Sold as set Learn More about TDK ferrite cores	Datasheet	50In Stock 135Expected 15/02/2027	Cut Tape £10.20 £6.79 £4.99 Reel £4.99 £4.87	Min.: 1 Mult.: 1 : 45
Ferrite Cores & Accessories PQ40/40 N97 4500 +30% -20% Sold as set B65883A0000R097 TDK 1: £10.73 133In Stock 135Expected 28/01/2027	Mfr. Part No. B65883A0000R097 Mouser Part No 871-B65883AR97	TDK	Ferrite Cores & Accessories PQ40/40 N97 4500 +30% -20% Sold as set Learn More about TDK ferrite cores	Datasheet	133In Stock 135Expected 28/01/2027	£10.73 £7.27 £5.60 Reel £5.60 £5.33 View £5.03 Quote	Min.: 1 Mult.: 1 : 45
Ferrite Cores & Accessories SPK RM14 SUMIKON PM9630 B65888N1010D001 TDK 1: £1.79 360In Stock	Mfr. Part No. B65888N1010D001 Mouser Part No 871-B65888N1010D001	TDK	Ferrite Cores & Accessories SPK RM14 SUMIKON PM9630 Learn More about TDK ferrite cores	Datasheet	360In Stock	£1.79 £1.62 £1.48 £1.42 View £1.04 £1.03 £0.995	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER PQ32/20 B65880E0012D001 TDK 1: £1.10 1,086In Stock 672Expected 03/02/2027	Mfr. Part No. B65880E0012D001 Mouser Part No 871-B6588E0012D001	TDK	Ferrite Cores & Accessories COIL FORMER PQ32/20 Learn More about TDK ferrite cores	Datasheet	1,086In Stock 672Expected 03/02/2027	£1.10 £0.995 £0.96 £0.934 View £0.856 £0.826 £0.711 £0.694	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER VALOX420 B65940B0000T001 TDK 1: £0.45 1,122In Stock	Mfr. Part No. B65940B0000T001 Mouser Part No 871-B65940B0000T001	TDK	Ferrite Cores & Accessories COIL FORMER VALOX420 Learn More about TDK ferrite cores	Datasheet	1,122In Stock	£0.45 £0.41 £0.395 £0.368 View £0.332 £0.272 £0.255 £0.245	Min.: 1 Mult.: 1
Ferrite Cores & Accessories PQ50/50 N87 Sold as set B65981A0000R087 TDK 1: £13.96 112In Stock	Mfr. Part No. B65981A0000R087 Mouser Part No 871-B65981A0000R087	TDK	Ferrite Cores & Accessories PQ50/50 N87 Sold as set Learn More about TDK epcos large size ferrite cores	Datasheet	112In Stock	£13.96 £9.21 £7.04 Reel £7.04 £6.80	Min.: 1 Mult.: 1 : 36
Ferrite Cores & Accessories PQ50/50 N97 Sold as set B65981A0000R097 TDK 1: £15.20 124In Stock 108Expected 29/04/2027	Mfr. Part No. B65981A0000R097 Mouser Part No 871-B65981A0000R097	TDK	Ferrite Cores & Accessories PQ50/50 N97 Sold as set Learn More about TDK epcos large size ferrite cores	Datasheet	124In Stock 108Expected 29/04/2027	£15.20 £9.93 £7.80 Reel £7.80	Min.: 1 Mult.: 1 : 36
Ferrite Cores & Accessories PQ50/40 N87 ungapped Sold as set B65981B0000R087 TDK 1: £12.72 4In Stock 100Expected 15/02/2027	Mfr. Part No. B65981B0000R087 Mouser Part No 871-B65981B0000R087	TDK	Ferrite Cores & Accessories PQ50/40 N87 ungapped Sold as set Learn More about TDK ferrite cores	Datasheet	4In Stock 100Expected 15/02/2027	£12.72 £7.18 Reel £7.18 £6.18 £6.17	Min.: 1 Mult.: 1 : 20

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Ferrite Cores & Accessories

Types of Passive Components