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Ferrite Cores & Accessories

Ferrite Cores are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many ferrite core manufacturers including Fair-Rite, Proterial, TDK, & more.
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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Product	Type	Core	Core Size	Inductance	Tolerance	Accessory Type	Number of Pins	Core Material	Termination Style	Packaging
Ferrite Cores & Accessories 11950n 25% MnZn PC95 Ferrite Core PC95PQI26/12Z-12 TDK 1: 3,95 € 943In Stock	Mfr. Part No. PC95PQI26/12Z-12 Mouser Part No 810-PC95PQI26/12Z-12	TDK	Ferrite Cores & Accessories 11950n 25% MnZn PC95 Ferrite Core Learn More about TDK planar ferrite cores switching power supplies	Datasheet	943In Stock	3,95 € 2,70 € 2,42 € 2,41 € 1,94 €	Min.: 1 Mult.: 1	Planar	Ferrite Bead Cores										Tray
Ferrite Cores & Accessories 41x82x35 FINEMET Cut Core F3CC0040 Proterial 1: 221,18 € 14In Stock	Mfr. Part No. F3CC0040 Mouser Part No 205-F3CC0040	Proterial	Ferrite Cores & Accessories 41x82x35 FINEMET Cut Core	Datasheet	14In Stock	221,18 € 203,59 €	Min.: 1 Mult.: 1	F3CC	Ferrite Cores	Cut Core							Finemet
Ferrite Cores & Accessories PQ 40/40 N87 4300 Tol +30-20% Sold as set B65883A0000R087 TDK 1: 10,12 € 269In Stock 270Expected 10/29/2026	Mfr. Part No. B65883A0000R087 Mouser Part No 871-B65883A0000R087	TDK	Ferrite Cores & Accessories PQ 40/40 N87 4300 Tol +30-20% Sold as set Learn More about TDK ferrite cores	Datasheet	269In Stock 270Expected 10/29/2026	10,12 € 6,78 € 5,40 € Reel 5,40 € 5,13 € View 4,84 € 4,60 €	Min.: 1 Mult.: 1 : 45	PQ40/40	Ferrite Cores	Ungapped	PQ Core	40 x 40	4.3 uH	- 20 %, + 30 %			N87		Ammo Pack
Ferrite Cores & Accessories 95 PQ Core PQ40/40 Ind 6500 nH 25% TOL 6695404121 Fair-Rite 1: 5,64 € 532In Stock	Mfr. Part No. 6695404121 Mouser Part No 623-6695404121	Fair-Rite	Ferrite Cores & Accessories 95 PQ Core PQ40/40 Ind 6500 nH 25% TOL Learn More about Fair-Rite fairrite pq cores		532In Stock	5,64 € 3,78 € 3,13 € 2,87 € View 2,61 € 2,55 €	Min.: 1 Mult.: 1	66	Ferrite Cores		PQ Core	40 x 40	5.85 uH	25 %			95		Bulk
Ferrite Cores & Accessories 43 Bobbin Ground For HF designs 9643001015 Fair-Rite 1: 1,43 € 1.998In Stock	Mfr. Part No. 9643001015 Mouser Part No 623-9643001015	Fair-Rite	Ferrite Cores & Accessories 43 Bobbin Ground For HF designs Learn More about Fair-Rite fair rite 43 bobbin grounds		1.998In Stock	1,43 € 1,26 € 1,09 € 0,963 € View 0,843 € 0,746 € 0,697 € 0,679 €	Min.: 1 Mult.: 1	96	Hardware & Accessories	Coil Former (Bobbins)			38 nH	10 %			43		Bulk
Ferrite Cores & Accessories 41.8/26.2/12.5N87 TOROID B64290L0022X087 TDK 1: 5,66 € 1.501In Stock	Mfr. Part No. B64290L0022X087 Mouser Part No 871-B64290L0022X087	TDK	Ferrite Cores & Accessories 41.8/26.2/12.5N87 TOROID Learn More about TDK infineon powertrain	Datasheet	1.501In Stock	5,66 € 3,92 € 3,15 € 2,88 € View 2,57 € 2,56 €	Min.: 1 Mult.: 1	TX42/26/13	Toroids	Ungapped			2.56 uH				N87		Bulk
Ferrite Cores & Accessories 16X9.6X6.3 T35 TOROID B64290L0045X035 TDK 1: 0,894 € 4.103In Stock	Mfr. Part No. B64290L0045X035 Mouser Part No 871-B64290L0045X035	TDK	Ferrite Cores & Accessories 16X9.6X6.3 T35 TOROID Learn More about TDK infineon powertrain	Datasheet	4.103In Stock	0,894 € 0,621 € 0,534 € 0,474 € View Reel 0,335 € 0,419 € 0,352 € 0,335 € 0,335 €	Min.: 1 Mult.: 1 : 2.000	TX16/9.6/6.3	Toroids	Ungapped			3.87 uH				T35		Ammo Pack
Ferrite Cores & Accessories 25.3X14.8X15 N30 TOROID B64290L0615X830 TDK 1: 2,46 € 1.751In Stock	Mfr. Part No. B64290L0615X830 Mouser Part No 871-B64290L0615X830	TDK	Ferrite Cores & Accessories 25.3X14.8X15 N30 TOROID Learn More about TDK infineon powertrain	Datasheet	1.751In Stock	2,46 € 1,87 € 1,46 € 1,37 € 1,14 € Reel 1,01 €	Min.: 1 Mult.: 1 : 300	TX25.3/14.8/15	Toroids	Ungapped			6.93 uH				N30		Ammo Pack
Ferrite Cores & Accessories 40/24/16 T35 TOROID B64290L0659X035 TDK 1: 7,84 € 274In Stock	Mfr. Part No. B64290L0659X035 Mouser Part No 871-B64290L0659X035	TDK	Ferrite Cores & Accessories 40/24/16 T35 TOROID Learn More about TDK infineon powertrain	Datasheet	274In Stock	7,84 € 5,54 € 4,41 € 4,37 €	Min.: 1 Mult.: 1	TX40/24/16	Toroids	Ungapped							T35		Bulk
Ferrite Cores & Accessories TOROID 16X9.6X6.3 T38 B64290L45X38 TDK 1: 1,44 € 4.048In Stock	Mfr. Part No. B64290L45X38 Mouser Part No 871-B64290L45X38	TDK	Ferrite Cores & Accessories TOROID 16X9.6X6.3 T38 Learn More about TDK infineon powertrain	Datasheet	4.048In Stock	1,44 € 0,998 € 0,85 € 0,752 € View Reel 0,464 € 0,66 € 0,55 € 0,474 € 0,464 €	Min.: 1 Mult.: 1 : 2.000	B64290L	Toroids	Ungapped			6.44 uH				T38		Ammo Pack
Ferrite Cores & Accessories P 14X8 N87 2800 +30%-20% Sold as set B65541W0000R087 TDK 1: 2,71 € 1.390In Stock	Mfr. Part No. B65541W0000R087 Mouser Part No 871-B65541W0000R087	TDK	Ferrite Cores & Accessories P 14X8 N87 2800 +30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	1.390In Stock	2,71 € 1,91 € 1,63 € 1,44 € View 1,26 € 1,17 €	Min.: 1 Mult.: 1	P14/8	Ferrite Cores	Ungapped	P Core	14 x 8	2.8 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories RM6/I-N97 '+30%-20% Sold as set B65807J0000R097 TDK 1: 2,57 € 951In Stock	Mfr. Part No. B65807J0000R097 Mouser Part No 871-B65807J0000R097	TDK	Ferrite Cores & Accessories RM6/I-N97 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	951In Stock	2,57 € 1,77 € 1,51 € 1,32 € 1,26 €	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Ungapped	RM Core	RM 6	2.4 uH	- 20 %, + 30 %			N97		Blister Pack
Ferrite Cores & Accessories RM6 M33 100 +3% -3% Sold as set B65807J0100A033 TDK 1: 4,71 € 2.012In Stock	Mfr. Part No. B65807J0100A033 Mouser Part No 871-B65807J100A33	TDK	Ferrite Cores & Accessories RM6 M33 100 +3% -3% Sold as set Learn More about TDK ferrite cores	Datasheet	2.012In Stock	4,71 € 3,22 € 2,72 € 2,37 € View 2,06 € 1,92 €	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Gapped	RM Core	RM 6	100 nH	3 %			M33		Blister Pack
Ferrite Cores & Accessories PQ50/50-N95-DG400 FERRITE CORE SET Sold as set B65981Q0400K095 TDK 1: 18,70 € 188In Stock	Mfr. Part No. B65981Q0400K095 Mouser Part No 871-B65981Q0400K095	TDK	Ferrite Cores & Accessories PQ50/50-N95-DG400 FERRITE CORE SET Sold as set Learn More about TDK distributed gapped cores	Datasheet	188In Stock	18,70 € 12,59 € 11,77 €	Min.: 1 Mult.: 1	PQ50/50	Ferrite Cores	Distributed Gap	PQ Core	PQ 50 x 50	400 nH				N95		Tray
Ferrite Cores & Accessories ELP22/6/16 N87OL B66285G0000X187 TDK 1: 1,88 € 4.273In Stock	Mfr. Part No. B66285G0000X187 Mouser Part No 871-B66285G0000X187	TDK	Ferrite Cores & Accessories ELP22/6/16 N87OL Learn More about TDK ferrite cores	Datasheet	4.273In Stock	1,88 € 1,31 € 1,12 € 0,98 € View 0,858 € 0,762 €	Min.: 1 Mult.: 1	ELP22/6/16	Ferrite Cores	Ungapped	ELP Core	22 x 6 x 16	4.5 uH	25 %	EILP 22 Core Set		N87		Bulk
Ferrite Cores & Accessories I32/3/20 N97 6300 +25% -25% B66287K0000X197 TDK 1: 4,95 € 988In Stock	Mfr. Part No. B66287K0000X197 Mouser Part No 871-B66287KX197	TDK	Ferrite Cores & Accessories I32/3/20 N97 6300 +25% -25% Learn More about TDK ferrite cores	Datasheet	988In Stock	4,95 € 3,37 € 2,85 € 2,49 € View 2,15 € 2,03 €	Min.: 1 Mult.: 1	I32/3/20	Ferrite Cores	Ungapped	I Core	32 x 3 x 20	6.3 uH	25 %	EILP 32 Core Set		N97		Bulk
Ferrite Cores & Accessories I58/4/38 N87 8400 +25% -25% B66293K0000X187 TDK 1: 15,81 € 230In Stock	Mfr. Part No. B66293K0000X187 Mouser Part No 871-B66293KX187	TDK	Ferrite Cores & Accessories I58/4/38 N87 8400 +25% -25% Learn More about TDK ferrite cores	Datasheet	230In Stock	15,81 € 10,81 € 9,13 € 8,55 €	Min.: 1 Mult.: 1	ILP58/4/38	Ferrite Cores	Ungapped	I Core	58 x 11 x 38	8.4 uH	25 %	EILP 58 Core Set		N87		Bulk
Ferrite Cores & Accessories E13/7/4 N27 LP 0.04MM B66305G0040X127 TDK 1: 0,748 € 24.092In Stock	Mfr. Part No. B66305G0040X127 Mouser Part No 871-B66305G0040X127	TDK	Ferrite Cores & Accessories E13/7/4 N27 LP 0.04MM Learn More about TDK ferrite cores	Datasheet	24.092In Stock	0,748 € 0,521 € 0,449 € 0,399 € View 0,353 € 0,298 € 0,259 € 0,235 € 0,222 €	Min.: 1 Mult.: 1	E13/7/4	Ferrite Cores	Gapped	E Core	13 x 7 x 4 (EF 12.6)	250 nH		Core		N27		Tray
Ferrite Cores & Accessories E20/10/6 N87LP 0.09OMM B66311G0090X187 TDK 1: 0,886 € 4.159In Stock	Mfr. Part No. B66311G0090X187 Mouser Part No 871-B66311G0090X187	TDK	Ferrite Cores & Accessories E20/10/6 N87LP 0.09OMM Learn More about TDK ferrite cores	Datasheet	4.159In Stock	0,886 € 0,615 € 0,529 € 0,47 € View 0,415 € 0,36 €	Min.: 1 Mult.: 1	E20/10/6	Ferrite Cores	Gapped	E Core	20 x 10 x 6 (EF 20)	363 nH		Core		N87		Bulk
Ferrite Cores & Accessories E42/21/15 N30OL B66325G0000X130 TDK 1: 4,83 € 674In Stock	Mfr. Part No. B66325G0000X130 Mouser Part No 871-B66325G0000X130	TDK	Ferrite Cores & Accessories E42/21/15 N30OL Learn More about TDK ferrite cores	Datasheet	674In Stock	4,83 € 3,29 € 2,79 € 2,43 € View 2,20 € 2,10 € 2,02 € 2,00 €	Min.: 1 Mult.: 1	E42/21/15	Ferrite Cores	Ungapped	E Core	42 x 21 x 15					N30		Bulk
Ferrite Cores & Accessories E42/21/15 N27LP 1.0 MM B66325G1000X127 TDK 1: 4,21 € 814In Stock	Mfr. Part No. B66325G1000X127 Mouser Part No 871-B66325G1000X127	TDK	Ferrite Cores & Accessories E42/21/15 N27LP 1.0 MM Learn More about TDK ferrite cores	Datasheet	814In Stock	4,21 € 2,88 € 2,45 € 2,14 € View 1,87 € 1,69 €	Min.: 1 Mult.: 1	E42/21/15	Ferrite Cores	Gapped	E Core	42 x 21 x 15	272 nH				N27		Bulk
Ferrite Cores & Accessories E42/21/20 N97OL B66329G0000X197 TDK 1: 5,19 € 493In Stock	Mfr. Part No. B66329G0000X197 Mouser Part No 871-B66329G0000X197	TDK	Ferrite Cores & Accessories E42/21/20 N97OL Learn More about TDK ferrite cores	Datasheet	493In Stock	5,19 € 3,53 € 2,98 € 2,86 €	Min.: 1 Mult.: 1	E42/21/20	Ferrite Cores	Ungapped	E Core	42 x 21 x 20	5.4 uH	- 20 %, + 30 %			N97		Bulk
Ferrite Cores & Accessories COIL FORMER RNITE FR 530 B66359W1013T1 TDK 1: 1,56 € 4.233In Stock	Mfr. Part No. B66359W1013T1 Mouser Part No 871-B66359W1013T1	TDK	Ferrite Cores & Accessories COIL FORMER RNITE FR 530 Learn More about TDK ferrite cores	Datasheet	4.233In Stock	1,56 € 1,41 € 1,36 € 1,26 € View 1,15 € 1,06 € 1,01 € 0,998 € 0,886 €	Min.: 1 Mult.: 1	B66359W	Hardware & Accessories	Ungapped	ETD Core	29 x 16 x 10				13 Pin		Pin	Tray
Ferrite Cores & Accessories ETD39/20/13 N87 gap 0.5 mm B66363G500X187 TDK 1: 3,28 € 7.103In Stock	Mfr. Part No. B66363G500X187 Mouser Part No 871-B66363G500X187	TDK	Ferrite Cores & Accessories ETD39/20/13 N87 gap 0.5 mm Learn More about TDK ferrite cores	Datasheet	7.103In Stock	3,28 € 2,25 € 1,91 € 1,68 € 1,30 €	Min.: 1 Mult.: 1	B66363G	Ferrite Cores	Gapped	ETD Core	39 x 20 x 13	326 nH				N87		Bulk
Ferrite Cores & Accessories CF-E65-1S B66388A2000T001 TDK 1: 12,69 € 199In Stock	Mfr. Part No. B66388A2000T001 Mouser Part No 871-B66388A2000T1	TDK	Ferrite Cores & Accessories CF-E65-1S Learn More about TDK ferrite cores	Datasheet	199In Stock	12,69 € 10,35 € 10,22 € 9,87 € View 9,09 € 8,99 € 8,97 €	Min.: 1 Mult.: 1	E65/32/27	Hardware & Accessories	Ungapped	E Core	65 x 32 x 27			Coil Former				Tray