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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 100 nH 16 x 8 x 5 (EF 16) E Core Gapped N87 B66307G100X187 TDK 1: $0.92 17,382In Stock	Mfr. Part No. B66307G100X187 Mouser Part No 871-B66307G100X187	TDK	Ferrite Cores & Accessories 100 nH 16 x 8 x 5 (EF 16) E Core Gapped N87 Learn More about TDK ferrite cores	Datasheet	17,382In Stock	$0.92 $0.64 $0.549 $0.487 View $0.433 $0.36 $0.317 $0.316 $0.265	Min.: 1 Mult.: 1	B66307G	Ferrite Cores	Gapped	E Core	16 x 8 x 5 (EF 16)	100 nH				N87		Bulk
Ferrite Cores & Accessories E55/28/21 N27OL B66335G0000X127 TDK 1: $5.87 779In Stock	Mfr. Part No. B66335G0000X127 Mouser Part No 871-B66335GX127	TDK	Ferrite Cores & Accessories E55/28/21 N27OL Learn More about TDK ferrite cores	Datasheet	779In Stock	$5.87 $4.00 $3.38 $2.95 View $2.50 $2.32	Min.: 1 Mult.: 1	E42/21/20	Ferrite Cores	Ungapped	E Core	55 x 28 x 21	5.8 uH	- 20 %, + 30 %			N27		Bulk
Ferrite Cores & Accessories ETD29/16/10 N97 2250 +30% -20% B66358G0000X197 TDK 1: $2.26 3,363In Stock	Mfr. Part No. B66358G0000X197 Mouser Part No 871-B66358GX197	TDK	Ferrite Cores & Accessories ETD29/16/10 N97 2250 +30% -20% Learn More about TDK ferrite cores	Datasheet	3,363In Stock	$2.26 $1.54 $1.32 $1.16 View $1.02 $0.818 $0.76	Min.: 1 Mult.: 1	ETD29/16/10	Ferrite Cores	Ungapped	ETD Core	29 x 16 x 10	2.25 uH	- 20 %, + 30 %			N97		Bulk
Ferrite Cores & Accessories RM5/I-N49 +30%-20% Sold as set B65805J0000R049 TDK 1: $4.48 1,945In Stock	Mfr. Part No. B65805J0000R049 Mouser Part No 871-B65805J0000R049	TDK	Ferrite Cores & Accessories RM5/I-N49 +30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	1,945In Stock	$4.48 $3.07 $2.60 $2.28 View $1.98 $1.70 $1.69	Min.: 1 Mult.: 1	RM5	Ferrite Cores	Ungapped	RM Core	RM 5	1.3 uH	- 20 %, + 30 %			N49		Blister Pack
Ferrite Cores & Accessories RM 10 N87 160 '+3%-3% Sold as set B65813J0160A087 TDK 1: $5.36 705In Stock	Mfr. Part No. B65813J0160A087 Mouser Part No 871-B65813J0160A087	TDK	Ferrite Cores & Accessories RM 10 N87 160 '+3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	705In Stock	$5.36 $3.66 $3.10 $2.70 View $2.10 $2.09 $2.05	Min.: 1 Mult.: 1	RM10	Ferrite Cores	Gapped	RM Core	RM 10	160 nH	3 %			N87		Blister Pack
Ferrite Cores & Accessories EP13-N30 '+30%-20% Sold as set B65843A0000R030 TDK 1: $1.75 2,065In Stock	Mfr. Part No. B65843A0000R030 Mouser Part No 871-B65843A0000R030	TDK	Ferrite Cores & Accessories EP13-N30 '+30%-20% Sold as set Learn More about TDK epcos ep transformers	Datasheet	2,065In Stock	$1.75 $1.29 $1.13 $1.03 View $0.926 $0.81 $0.712	Min.: 1 Mult.: 1	EP13	Ferrite Cores	Ungapped	EP Core	EP 13	2.8 uH	- 20 %, + 30 %			N30		Bulk
Ferrite Cores & Accessories RM14/I-N41 '+30%-20% Sold as set B65887E0000R041 TDK 1: $15.22 197In Stock	Mfr. Part No. B65887E0000R041 Mouser Part No 871-B65887E0000R041	TDK	Ferrite Cores & Accessories RM14/I-N41 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	197In Stock	$15.22 $10.12 $8.42 $7.15	Min.: 1 Mult.: 1	RM14	Ferrite Cores	Ungapped	RM Core	RM 14	6.8 uH	- 20 %, + 30 %			N41		Bulk
Ferrite Cores & Accessories ELP64/10/50 N49 8000 '+30%-30% B66295G0000X149 TDK 1: $22.54 116In Stock 120Expected 01/02/2027	Mfr. Part No. B66295G0000X149 Mouser Part No 871-B66295G0000X149	TDK	Ferrite Cores & Accessories ELP64/10/50 N49 8000 '+30%-30% Learn More about TDK ferrite cores	Datasheet	116In Stock 120Expected 01/02/2027	$22.54 $14.71 $12.19 $11.37 $11.36	Min.: 1 Mult.: 1	ELP64/10/50	Ferrite Cores	Ungapped	ELP Core	64 x 10 x 50	8 uH	30 %	EILP 64 Core Set		N49		Bulk
Ferrite Cores & Accessories E13/7/4 N27OL B66305G0000X127 TDK 1: $0.58 16,313In Stock	Mfr. Part No. B66305G0000X127 Mouser Part No 871-B66305G0000X127	TDK	Ferrite Cores & Accessories E13/7/4 N27OL Learn More about TDK ferrite cores	Datasheet	16,313In Stock	$0.58 $0.405 $0.35 $0.312 View $0.277 $0.235 $0.205 $0.191 $0.156	Min.: 1 Mult.: 1	E13/7/4	Ferrite Cores	Ungapped	E Core	13 x 7 x 4 (EF 12.6)	800 nH	- 20 %, + 30 %	Core		N27		Bulk
Ferrite Cores & Accessories E42/21/20 N87OL B66329GX187 TDK 1: $5.24 3,480In Stock	Mfr. Part No. B66329GX187 Mouser Part No 871-B66329GX187	TDK	Ferrite Cores & Accessories E42/21/20 N87OL Learn More about TDK ferrite cores	Datasheet	3,480In Stock	$5.24 $3.62 $3.08 $2.62 View $2.40 $2.32 $2.09	Min.: 1 Mult.: 1	B66329G	Ferrite Cores	Ungapped	E Core	42 x 21 x 20	5.2 nH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories EFD25/13/9 N97OL B66421G0000X197 TDK 1: $1.46 4,345In Stock	Mfr. Part No. B66421G0000X197 Mouser Part No 871-B66421GX197	TDK	Ferrite Cores & Accessories EFD25/13/9 N97OL Learn More about TDK ferrite cores	Datasheet	4,345In Stock	$1.46 $0.963 $0.866 $0.789 View $0.717 $0.646 $0.567 $0.566	Min.: 1 Mult.: 1	EFD25/13/9	Ferrite Cores	Ungapped	EFD Core	25 x 13 x 9	2.1 uH	- 20 %, + 30 %			N97		Bulk
Ferrite Cores & Accessories U93/76/16 N87 3100 +30% -20% B67345B0003X087 TDK 1: $27.24 110In Stock	Mfr. Part No. B67345B0003X087 Mouser Part No 871-B67345B0003X087	TDK	Ferrite Cores & Accessories U93/76/16 N87 3100 +30% -20% Learn More about TDK epcos large size ferrite cores	Datasheet	110In Stock	$27.24 $16.07 $14.83	Min.: 1 Mult.: 1	U93/76/16- Large Size	Ferrite Cores	Ungapped	UU Core	93 x 152 x 16	3.1 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories 61 Rod 6x40MM 3061990901 Fair-Rite 1: $2.68 1,738In Stock	Mfr. Part No. 3061990901 Mouser Part No 623-3061990901	Fair-Rite	Ferrite Cores & Accessories 61 Rod 6x40MM	Datasheet	1,738In Stock	Cut Tape $2.68 $1.85 $1.58 $1.40 View Reel $0.945 $1.22 $1.02 $0.945 $0.945	Min.: 1 Mult.: 1 : 1,974	30	Rods	Solid Rod							61		Reel, Cut Tape
Ferrite Cores & Accessories 78 ROD 40mm 6mm 3078990901 Fair-Rite 1: $1.57 2,790In Stock	Mfr. Part No. 3078990901 Mouser Part No 623-3078990901	Fair-Rite	Ferrite Cores & Accessories 78 ROD 40mm 6mm Learn More about Fair-Rite fair rite ferrite pressed rods	Datasheet	2,790In Stock	Cut Tape $1.57 $1.09 $0.93 $0.801 View Reel $0.547 $0.705 $0.616 $0.547 $0.547	Min.: 1 Mult.: 1 : 1,974	30	Rods	Solid Rod							78		Reel, Cut Tape
Ferrite Cores & Accessories 4000n 25% Mn-Zn PC95 Ferrite Core PC95PQ20/20Z-12 TDK 1: $7.75 1,000In Stock	Mfr. Part No. PC95PQ20/20Z-12 Mouser Part No 810-PC95PQ20/20Z-12	TDK	Ferrite Cores & Accessories 4000n 25% Mn-Zn PC95 Ferrite Core Learn More about TDK pq ferrite cores switching power supplies	Datasheet	1,000In Stock	$7.75 $5.24 $4.40 $3.97 View $3.65 $3.64	Min.: 1 Mult.: 1	PQ	Ferrite Bead Cores	Ferrite Core for Switching Power Supplies									Tray
Ferrite Cores & Accessories P3.3/2.6-K1 +40%-30% Sold as set B65491C0000Y001 TDK 1: $7.28 1,390In Stock	Mfr. Part No. B65491C0000Y001 Mouser Part No 871-B65491C0000Y001	TDK	Ferrite Cores & Accessories P3.3/2.6-K1 +40%-30% Sold as set Learn More about TDK ferrite cores	Datasheet	1,390In Stock	$7.28 $4.93 $4.15 $3.61 View $3.11 $3.00 $2.99 $2.95	Min.: 1 Mult.: 1	P3.3/2.6	Ferrite Cores	Ungapped	P Core	3.3 x 2.6	25 nH	- 30 %, + 40 %			K1		Bulk
Ferrite Cores & Accessories P 26X16 N48 400 +3%- 3% Sold as set B65671T0400A048 TDK 1: $11.70 794In Stock	Mfr. Part No. B65671T0400A048 Mouser Part No 871-B65671T0400A048	TDK	Ferrite Cores & Accessories P 26X16 N48 400 +3%- 3% Sold as set Learn More about TDK ferrite cores	Datasheet	794In Stock	$11.70 $7.90 $6.60 $5.69 View $5.29 $5.28	Min.: 1 Mult.: 1	P26/16	Ferrite Cores	Gapped	P Core	26 x 16	400 nH	3 %			N48		Bulk
Ferrite Cores & Accessories RM6 N87 3000 '+30%-20% Sold as set B65807P0000R087 TDK 1: $3.92 2,477In Stock	Mfr. Part No. B65807P0000R087 Mouser Part No 871-B65807P0000R087	TDK	Ferrite Cores & Accessories RM6 N87 3000 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	2,477In Stock	$3.92 $2.69 $2.29 $2.00 View $1.74 $1.52 $1.51 $1.42	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Ungapped	RM LP Core	RM 6	3 uH	- 20 %, + 30 %			N87		Blister Pack
Ferrite Cores & Accessories RM8 N48 400 +3%-3% 2 piece set Sold as set B65811F0400A048 TDK 1: $8.20 493In Stock	Mfr. Part No. B65811F0400A048 Mouser Part No 871-B65811F0400A048	TDK	Ferrite Cores & Accessories RM8 N48 400 +3%-3% 2 piece set Sold as set Learn More about TDK ferrite cores	Datasheet	493In Stock	$8.20 $5.69 $4.56 $4.17 View $3.81 $3.68 $3.56 $3.34	Min.: 1 Mult.: 1	RM8	Ferrite Cores	Gapped	RM Core	RM 8	400 nH	3 %			N48		Blister Pack
Ferrite Cores & Accessories RM8 N87 4100 '+30%-20% Sold as set B65811P0000R087 TDK 1: $5.13 1,663In Stock	Mfr. Part No. B65811P0000R087 Mouser Part No 871-B65811P0000R087	TDK	Ferrite Cores & Accessories RM8 N87 4100 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	1,663In Stock	$5.13 $3.50 $2.96 $2.59 View $1.99 $1.98 $1.89	Min.: 1 Mult.: 1	RM8/LP	Ferrite Cores	Ungapped	RM LP Core	RM 8	4.1 uH	- 20 %, + 30 %			N87		Blister Pack
Ferrite Cores & Accessories EFD25/13/9 N87AL 250NH+/-10% B66421U0250K187 TDK 1: $1.88 2,080In Stock	Mfr. Part No. B66421U0250K187 Mouser Part No 871-B66421U250K187	TDK	Ferrite Cores & Accessories EFD25/13/9 N87AL 250NH+/-10% Learn More about TDK ferrite cores	Datasheet	2,080In Stock	$1.88 $1.30 $1.12 $0.983 View $0.863 $0.717 $0.613 $0.612	Min.: 1 Mult.: 1	EFD25/13/9	Ferrite Cores	Gapped	EFD Core	25 x 13 x 9	250 nH	10 %			N87		Bulk
Ferrite Cores & Accessories ELP43/10/28 N87 gap 1.0+-0.05 mm TDK B66291G1000X187 B66291G1000X187 TDK 1: $5.79 423In Stock New Product	Mfr. Part No. B66291G1000X187 Mouser Part No 871-B66291G1000X187 New Product	TDK	Ferrite Cores & Accessories ELP43/10/28 N87 gap 1.0+-0.05 mm	Datasheet	423In Stock	$5.79 $3.97 $3.37 $2.96 View $2.57 $2.52	Min.: 1 Mult.: 1	ELP43/10/28											Tray
Ferrite Cores & Accessories E65/32/27 N97 AL7900nH+30%/-20% TDK B66387G0000X197 B66387G0000X197 TDK 1: $13.80 84In Stock New Product	Mfr. Part No. B66387G0000X197 Mouser Part No 871-B66387G0000X197 New Product	TDK	Ferrite Cores & Accessories E65/32/27 N97 AL7900nH+30%/-20%	Datasheet	84In Stock	$13.80 $9.45 $7.81 $7.19 View $7.13 $6.94 $6.88 Quote	Min.: 1 Mult.: 1	E65/32/27											Tray
Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 B66422W1010D1 TDK 1: $2.44 2,867In Stock 3,900Expected 21/01/2027	Mfr. Part No. B66422W1010D1 Mouser Part No 871-B66422W1010D1	TDK	Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 Learn More about TDK ferrite cores	Datasheet	2,867In Stock 3,900Expected 21/01/2027	$2.44 $1.63 $1.39 $1.22 View $1.07 $1.04 $0.867	Min.: 1 Mult.: 1	B66422W	Hardware & Accessories	Ungapped	EFD Core	25 x 13 x 9			Coil Former with Solder Pins	10 Pin		Pin	Tray
Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid B64290L0730X830 TDK 1: $54.25 357In Stock	Mfr. Part No. B64290L0730X830 Mouser Part No 871-B64290L730X830	TDK	Ferrite Cores & Accessories R87/54.3/13.5 N30 toroid Learn More about TDK infineon powertrain	Datasheet	357In Stock	$54.25 $38.78 $36.33	Min.: 1 Mult.: 1	TX87/54.3/13.5	Toroids	Ungapped							N30		Bulk