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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 (USD) 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 35x62x20 Amorphous Cut Core AMCC0010 Proterial 1: $30.66 40In Stock	Mfr. Part No. AMCC0010 Mouser Part No 205-AMCC0010	Proterial	Ferrite Cores & Accessories 35x62x20 Amorphous Cut Core Learn More about Proterial hitachi metals amcc cut cores	Datasheet	40In Stock	$30.66 $20.77 $18.50	Min.: 1 Mult.: 1	AMCC	Ferrite Cores	Amorphous Core							Metglas Alloy
Ferrite Cores & Accessories OBSTK,Cab Cor OBSTK,Cab Cor ASSE001-2 Laird Technologies 1: $0.71 3,160In Stock	Mfr. Part No. ASSE001-2 Mouser Part No 739-ASSE001-2	Laird Technologies	Ferrite Cores & Accessories OBSTK,Cab Cor OBSTK,Cab Cor	Datasheet	3,160In Stock	$0.71 $0.49 $0.427 $0.381 View $0.337 $0.286 $0.251 $0.229 $0.213	Min.: 1 Mult.: 1		Hardware & Accessories	End Clip					Clip
Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 B65812N1005D002 TDK 1: $1.79 6In Stock	Mfr. Part No. B65812N1005D002 Mouser Part No 871-B65812N1005D002	TDK	Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 Learn More about TDK ferrite cores	Datasheet	6In Stock	$1.79 $1.36 $1.29 $1.19 View $1.08 $0.99 $0.885 $0.877 $0.845	Min.: 1 Mult.: 1	RM8	Hardware & Accessories	Ungapped	RM Core	RM 8				5 Pin		Pin	Tray
Ferrite Cores & Accessories Snap together split ferrite cores 7mm LFERR-7MM L-Com 1: $7.65 27In Stock New At Mouser	Mfr. Part No. LFERR-7MM Mouser Part No 17-LFERR-7MM New At Mouser	L-Com	Ferrite Cores & Accessories Snap together split ferrite cores 7mm		27In Stock	$7.65 $5.18 $4.67 $4.62 View $4.53 $4.47 $4.42	Min.: 1 Mult.: 1	Interconnect
Ferrite Cores & Accessories 90x135x70 Amorphous Cut Core AMCC0630 Proterial 1: $159.31 4In Stock 8Expected 21/12/2026	Mfr. Part No. AMCC0630 Mouser Part No 205-AMCC0630	Proterial	Ferrite Cores & Accessories 90x135x70 Amorphous Cut Core Learn More about Proterial hitachi metals amcc cut cores	Datasheet	4In Stock 8Expected 21/12/2026	$159.31 $140.57	Min.: 1 Mult.: 1	AMCC	Ferrite Cores	Amorphous Core							Metglas Alloy
Ferrite Cores & Accessories CORE SET, ML91S EI-21.8-8.2-15.8 ML91S EI-21.8-8.2-15.8 Proterial 2: $10.74 120In Stock	Mfr. Part No. ML91S EI-21.8-8.2-15.8 Mouser Part No 205-ML91SEI-21.8	Proterial	Ferrite Cores & Accessories CORE SET, ML91S EI-21.8-8.2-15.8 Learn More about Proterial hitachi metals ml91s mn zn soft ferrite cores		120In Stock	$10.74 $7.07 $5.91 $5.25 View $4.95 $4.94	Min.: 2 Mult.: 2	ML91S											Tray
Ferrite Cores & Accessories 63x121x40 Amorphous Cut Core AMCC0160 Proterial 1: $74.18 6In Stock	Mfr. Part No. AMCC0160 Mouser Part No 205-AMCC0160	Proterial	Ferrite Cores & Accessories 63x121x40 Amorphous Cut Core Learn More about Proterial hitachi metals amcc cut cores	Datasheet	6In Stock	$74.18 $60.40	Min.: 1 Mult.: 1	AMCC	Ferrite Cores	Amorphous Core							Metglas Alloy
Ferrite Cores & Accessories 35x72x30 Amorphous Cut Core AMCC0020 Proterial 1: $34.95 2In Stock 18Expected 26/11/2026	Mfr. Part No. AMCC0020 Mouser Part No 205-AMCC0020	Proterial	Ferrite Cores & Accessories 35x72x30 Amorphous Cut Core Learn More about Proterial hitachi metals amcc cut cores	Datasheet	2In Stock 18Expected 26/11/2026	$34.95 $25.47 $22.47	Min.: 1 Mult.: 1	AMCC	Ferrite Cores	Amorphous Core							Metglas Alloy
Ferrite Cores & Accessories Housing d=20.4 mm Makrolon 9415 TDK B64291A1104X000 B64291A1104X000 TDK 1: $0.82 11,940In Stock	Mfr. Part No. B64291A1104X000 Mouser Part No 871-B64291A1104X	TDK	Ferrite Cores & Accessories Housing d=20.4 mm Makrolon 9415 Learn More about TDK ferrite cores	Datasheet	11,940In Stock	$0.82 $0.743 $0.714 $0.634 View $0.56 $0.47 $0.439 $0.398 $0.397	Min.: 1 Mult.: 1	RCH20.4/13.3/H		Ungapped							9415		Bulk
Ferrite Cores & Accessories E65/32/27 N87LP 1MM+/-0.05 B66387G1000X187 TDK 1: $19.34 280In Stock 112Expected 18/01/2027	Mfr. Part No. B66387G1000X187 Mouser Part No 871-B66387G1000X187	TDK	Ferrite Cores & Accessories E65/32/27 N87LP 1MM+/-0.05 Learn More about TDK ferrite cores	Datasheet	280In Stock 112Expected 18/01/2027	$19.34 $13.33 $10.71 $10.39	Min.: 1 Mult.: 1	E65/32/27	Ferrite Cores	Gapped	E Core	65 x 32 x 27	716 nH				N87		Bulk
Ferrite Cores & Accessories 95 TOROID 5995000201 Fair-Rite 1: $0.45 11,792In Stock	Mfr. Part No. 5995000201 Mouser Part No 623-5995000201	Fair-Rite	Ferrite Cores & Accessories 95 TOROID Learn More about Fair-Rite fair rite high frequency power toroids	Datasheet	11,792In Stock	$0.45 $0.315 $0.273 $0.218 View $0.186 $0.164 $0.144 $0.13 $0.113	Min.: 1 Mult.: 1	59											Bulk
Ferrite Cores & Accessories RM5 N87 160 +3%-3% Sold as set B65805J0160A087 TDK 1: $3.78 1,428In Stock	Mfr. Part No. B65805J0160A087 Mouser Part No 871-B65805J0160A087	TDK	Ferrite Cores & Accessories RM5 N87 160 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	1,428In Stock	$3.78 $2.60 $2.21 $1.94 View $1.69 $1.40 $1.39	Min.: 1 Mult.: 1	RM5	Ferrite Cores	Gapped	RM Core	RM 5	160 nH	3 %			N87		Blister Pack
Ferrite Cores & Accessories RM5 M33 63 +3%-3% Sold as set B65805N0063A033 TDK 1: $5.01 1,354In Stock	Mfr. Part No. B65805N0063A033 Mouser Part No 871-B65805N0063A033	TDK	Ferrite Cores & Accessories RM5 M33 63 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	1,354In Stock	$5.01 $3.42 $2.90 $2.53 View $2.19 $1.94 $1.93	Min.: 1 Mult.: 1	RM5	Ferrite Cores	Gapped	RM Core	RM 5	63 nH	3 %			M33		Blister Pack
Ferrite Cores & Accessories 61 Rod 2.50x20MM 3061990861 Fair-Rite 1: $0.63 3,700In Stock	Mfr. Part No. 3061990861 Mouser Part No 623-3061990861	Fair-Rite	Ferrite Cores & Accessories 61 Rod 2.50x20MM	Datasheet	3,700In Stock	$0.63 $0.442 $0.379 $0.338 View $0.30 $0.255 $0.223 $0.193 $0.172	Min.: 1 Mult.: 1	30	Rods	Solid Rod							61		Bulk
Ferrite Cores & Accessories 67 Rod 2.50x20MM 3067990861 Fair-Rite 1: $0.80 3,010In Stock	Mfr. Part No. 3067990861 Mouser Part No 623-3067990861	Fair-Rite	Ferrite Cores & Accessories 67 Rod 2.50x20MM	Datasheet	3,010In Stock	$0.80 $0.558 $0.481 $0.428 View $0.379 $0.32 $0.278 $0.24 $0.227	Min.: 1 Mult.: 1	30	Rods	Solid Rod							67		Bulk
Ferrite Cores & Accessories 77 CORES 9077002002 Fair-Rite 1: $0.69 9,971In Stock	Mfr. Part No. 9077002002 Mouser Part No 623-9077002002	Fair-Rite	Ferrite Cores & Accessories 77 CORES Learn More about Fair-Rite epcos tdk ferrite cores	Datasheet	9,971In Stock	$0.69 $0.48 $0.418 $0.373 View $0.33 $0.281 $0.245 $0.224 $0.195	Min.: 1 Mult.: 1	90	Ferrite Cores	Ungapped	U Core		695 nH				77		Bulk
Ferrite Cores & Accessories 5340nH 25% MnZn PC47 Ferrite Core PC47EER42/42/20-Z TDK 1: $8.58 399In Stock	Mfr. Part No. PC47EER42/42/20-Z Mouser Part No 810-PC47EER42/42/20Z	TDK	Ferrite Cores & Accessories 5340nH 25% MnZn PC47 Ferrite Core Learn More about TDK e ferrite core switching power supplies	Datasheet	399In Stock	$8.58 $5.78 $4.85 $4.49 $4.22	Min.: 1 Mult.: 1	E	Ferrite Bead Cores										Tray
Ferrite Cores & Accessories RM6 N48 250 +3%-3% Sold as set B65807C0250A048 TDK 1: $4.03 1,965In Stock	Mfr. Part No. B65807C0250A048 Mouser Part No 871-B65807C0250A048	TDK	Ferrite Cores & Accessories RM6 N48 250 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	1,965In Stock	$4.03 $2.76 $2.35 $2.04 View $1.78 $1.60 $1.52 $1.48 $1.44	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Gapped	RM Core	RM 6	250 nH	3 %			N48		Blister Pack
Ferrite Cores & Accessories RM6 N87 Sold as set B65807J0160A087 TDK 1: $3.87 828In Stock	Mfr. Part No. B65807J0160A087 Mouser Part No 871-B65807J0160A087	TDK	Ferrite Cores & Accessories RM6 N87 Sold as set Learn More about TDK ferrite cores	Datasheet	828In Stock	$3.87 $2.64 $2.33 $2.06 View $1.80 $1.51 $1.50	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Gapped	RM Core	RM 6	160 nH	3 %			N87		Blister Pack
Ferrite Cores & Accessories RM6 K1 40 +3%-3% Sold as set B65807N0040A001 TDK 1: $9.93 2,705In Stock	Mfr. Part No. B65807N0040A001 Mouser Part No 871-B65807N0040A001	TDK	Ferrite Cores & Accessories RM6 K1 40 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	2,705In Stock	$9.93 $6.68 $5.60 $4.84 View $4.32 $4.31	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Gapped	RM Core	RM 6	40 nH	3 %			K1		Blister Pack
Ferrite Cores & Accessories CF-E42/21 15-V-1S-12P/ B66243S1012T001 TDK 1: $4.09 485In Stock	Mfr. Part No. B66243S1012T001 Mouser Part No 871-B66243S1012T001	TDK	Ferrite Cores & Accessories CF-E42/21 15-V-1S-12P/ Learn More about TDK ferrite cores	Datasheet	485In Stock	$4.09 $3.48 $2.96 $2.57 View $2.23 $2.00	Min.: 1 Mult.: 1	E42/21/15	Hardware & Accessories	Ungapped	E Core	42 x 21 x 20				12 Pin		Pin	Tray
Ferrite Cores & Accessories ETD29/16/10 N27 gap 0.5 mm B66358G500X127 TDK 1: $2.28 1,056In Stock	Mfr. Part No. B66358G500X127 Mouser Part No 871-B66358G500X127	TDK	Ferrite Cores & Accessories ETD29/16/10 N27 gap 0.5 mm Learn More about TDK ferrite cores	Datasheet	1,056In Stock	$2.28 $1.57 $1.35 $1.19 View $1.04 $0.854 $0.803	Min.: 1 Mult.: 1	B66358G	Ferrite Cores	Gapped	ETD Core	29 x 16 x 10	201 nH				N27		Bulk
Ferrite Cores & Accessories 67 Rod 4x30MM 3067990881 Fair-Rite 1: $1.66 1,452In Stock	Mfr. Part No. 3067990881 Mouser Part No 623-3067990881	Fair-Rite	Ferrite Cores & Accessories 67 Rod 4x30MM	Datasheet	1,452In Stock	$1.66 $1.16 $0.989 $0.785 View $0.685 $0.63 $0.542 $0.533	Min.: 1 Mult.: 1	30	Rods	Solid Rod							67		Bulk
Ferrite Cores & Accessories 52 Rod 6x30MM 4052235211 Fair-Rite 1: $1.47 2,258In Stock	Mfr. Part No. 4052235211 Mouser Part No 623-4052235211	Fair-Rite	Ferrite Cores & Accessories 52 Rod 6x30MM Learn More about Fair-Rite fair rite ferrite pressed rods	Datasheet	2,258In Stock	$1.47 $1.03 $0.879 $0.778 View $0.685 $0.572 $0.493 $0.463 $0.462	Min.: 1 Mult.: 1	40	Rods	Solid Rod							52		Bulk
Ferrite Cores & Accessories 43 Bobbin Ground For HF designs 9643001165 Fair-Rite 1: $1.04 5,083In Stock	Mfr. Part No. 9643001165 Mouser Part No 623-9643001165	Fair-Rite	Ferrite Cores & Accessories 43 Bobbin Ground For HF designs Learn More about Fair-Rite fair rite 43 bobbin grounds	Datasheet	5,083In Stock	$1.04 $0.824 $0.705 $0.625 View $0.563 $0.463 $0.434 $0.406 $0.403	Min.: 1 Mult.: 1	96	Hardware & Accessories	Coil Former (Bobbins)			17.5 nH	10 %			43		Bulk