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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	Core Material	Packaging
Ferrite Cores & Accessories PCORE HALF 7.35X 3.6 B65933A0000X022 TDK 1: $2.98 3,266In Stock	Mfr. Part No. B65933A0000X022 Mouser Part No 871-B65933A0000X022	TDK	Ferrite Cores & Accessories PCORE HALF 7.35X 3.6 Learn More about TDK ferrite cores	Datasheet	3,266In Stock	$2.98 $2.06 $1.75 $1.54 View $1.35 $1.11 $1.06 $1.05	Min.: 1 Mult.: 1	PS7.35/3.6	Ferrite Cores	Ungapped	PS Core	PS 7.35 x 3.6			N22	Bulk
Ferrite Cores & Accessories E19/8/5 N27 1050 +30% -20% B66379GX127 TDK 1: $0.96 4,311In Stock	Mfr. Part No. B66379GX127 Mouser Part No 871-B66379GX127	TDK	Ferrite Cores & Accessories E19/8/5 N27 1050 +30% -20% Learn More about TDK ferrite cores	Datasheet	4,311In Stock	$0.96 $0.671 $0.578 $0.513 View $0.454 $0.381 $0.331 $0.282 $0.281	Min.: 1 Mult.: 1	B66379G	Ferrite Cores	Ungapped	E Core	19 x 8 x 5	1.05 uH	- 20 %, + 30 %	N27	Bulk
Ferrite Cores & Accessories 90x135x55 Amorphous Cut Core AMCC0500 Proterial 1: $126.60 13In Stock 50Expected 31/12/2026	Mfr. Part No. AMCC0500 Mouser Part No 205-AMCC0500	Proterial	Ferrite Cores & Accessories 90x135x55 Amorphous Cut Core Learn More about Proterial hitachi metals amcc cut cores	Datasheet	13In Stock 50Expected 31/12/2026	$126.60 $111.70	Min.: 1 Mult.: 1	AMCC	Ferrite Cores	Amorphous Core					Metglas Alloy
Ferrite Cores & Accessories 98 Pot Core P18/11 Ind 2700 nH 25% TOL 5698181221 Fair-Rite 1: $1.92 345In Stock	Mfr. Part No. 5698181221 Mouser Part No 623-5698181221	Fair-Rite	Ferrite Cores & Accessories 98 Pot Core P18/11 Ind 2700 nH 25% TOL Learn More about Fair-Rite fairrite pot cores	Datasheet	345In Stock	$1.92 $1.33 $1.14 $1.01 View $0.889 $0.79 $0.699	Min.: 1 Mult.: 1	56	Ferrite Cores		P Core	18 x 11	2.7 uH	25 %	98	Bulk
Ferrite Cores & Accessories 95 EFD Core EFD15 Ind 1050 nH 25% TOL 8995151521 Fair-Rite 1: $1.07 1,011In Stock	Mfr. Part No. 8995151521 Mouser Part No 623-8995151521	Fair-Rite	Ferrite Cores & Accessories 95 EFD Core EFD15 Ind 1050 nH 25% TOL Learn More about Fair-Rite fairrite efd cores	Datasheet	1,011In Stock	$1.07 $0.736 $0.632 $0.561 View $0.504 $0.416 $0.388 $0.366 $0.349	Min.: 1 Mult.: 1	89	Ferrite Cores	Ungapped	EFD Core	15 x 7.5 x 4.65	1.05 uH	25 %	95	Bulk
Ferrite Cores & Accessories 78 E Core EF12.6 Ind 800 nH 25% TOL 9478102002 Fair-Rite 1: $0.40 5,911In Stock	Mfr. Part No. 9478102002 Mouser Part No 623-9478102002	Fair-Rite	Ferrite Cores & Accessories 78 E Core EF12.6 Ind 800 nH 25% TOL Learn More about Fair-Rite fairrite e cores	Datasheet	5,911In Stock	$0.40 $0.28 $0.243 $0.194 View $0.166 $0.146 $0.119 $0.113 $0.108	Min.: 1 Mult.: 1	94	Ferrite Cores	Ungapped	E Core	12.7 x 6.35 x 3.6	800 nH	25 %	78	Bulk
Ferrite Cores & Accessories 78 EER Core EER42/44 Ind 4000 nH 25% TOL 9578424402 Fair-Rite 1: $4.94 125In Stock	Mfr. Part No. 9578424402 Mouser Part No 623-9578424402	Fair-Rite	Ferrite Cores & Accessories 78 EER Core EER42/44 Ind 4000 nH 25% TOL Learn More about Fair-Rite fairrite eer cores	Datasheet	125In Stock	$4.94 $3.38 $2.88 $2.50 View $2.18 $2.10	Min.: 1 Mult.: 1	95	Ferrite Cores	Ungapped	EER Core	42 x 22 x 15.2	4 uH	25 %	78	Bulk
Ferrite Cores & Accessories 1540nH 25% MnZn PC47 Ferrite Core PC47EPC27-Z TDK 1: $3.63 447In Stock	Mfr. Part No. PC47EPC27-Z Mouser Part No 810-PC47EPC27-Z	TDK	Ferrite Cores & Accessories 1540nH 25% MnZn PC47 Ferrite Core Learn More about TDK epc ferrite cores switching power supplies	Datasheet	447In Stock	$3.63 $2.49 $2.12 $1.84 View $1.60 $1.43	Min.: 1 Mult.: 1	EPC	Ferrite Bead Cores	Ferrite Core for Switching Power Supplies						Tray
Ferrite Cores & Accessories 260 nH 0.25 32 x 6 x 20 ELP Core Gapped N87 B66287G260X187 TDK 1: $4.06 87In Stock 2,432Expected 13/07/2027	Mfr. Part No. B66287G260X187 Mouser Part No 871-B66287G260X187	TDK	Ferrite Cores & Accessories 260 nH 0.25 32 x 6 x 20 ELP Core Gapped N87 Learn More about TDK ferrite cores	Datasheet	87In Stock 2,432Expected 13/07/2027	$4.06 $2.78 $2.37 $2.06 View $1.79 $1.64 $1.63 $1.55	Min.: 1 Mult.: 1	B66287G	Ferrite Cores	Gapped	ELP Core	32 x 6 x 20	260 nH	25 %	N87	Bulk
Ferrite Cores & Accessories CMC Core Nano 140x100x30 7uH at 100kHz FT-8K50D F140100P Proterial 1: $387.99 3In Stock New At Mouser	Mfr. Part No. FT-8K50D F140100P Mouser Part No 205-FT-8K50DF140100P New At Mouser	Proterial	Ferrite Cores & Accessories CMC Core Nano 140x100x30 7uH at 100kHz	Datasheet	3In Stock	$387.99 $357.12	Min.: 1 Mult.: 1	FT-8K50D F	CMC Cores						Plastic	Tray
Ferrite Cores & Accessories 98 EP Core EP17 Ind 2300 nH 25% TOL 6598170121 Fair-Rite 1: $2.12 848In Stock	Mfr. Part No. 6598170121 Mouser Part No 623-6598170121	Fair-Rite	Ferrite Cores & Accessories 98 EP Core EP17 Ind 2300 nH 25% TOL Learn More about Fair-Rite fair rite ep cores	Datasheet	848In Stock	$2.12 $1.46 $1.25 $1.11 View $0.966 $0.90 $0.827 $0.826	Min.: 1 Mult.: 1	65	Ferrite Cores		EP Core	EP 17	2.3 uH	25 %	98	Bulk
Ferrite Cores & Accessories 78 PQ Core PQ20/16 Ind 3430 nH 25% TOL 6678211621 Fair-Rite 1: $2.02 840In Stock	Mfr. Part No. 6678211621 Mouser Part No 623-6678211621	Fair-Rite	Ferrite Cores & Accessories 78 PQ Core PQ20/16 Ind 3430 nH 25% TOL Learn More about Fair-Rite fairrite pq cores	Datasheet	840In Stock	$2.02 $1.40 $1.20 $1.06 View $0.924 $0.861 $0.771	Min.: 1 Mult.: 1	66	Ferrite Cores		PQ Core	20 x 16	3.43 uH	25 %	78	Bulk
Ferrite Cores & Accessories 78 PQ Core PQ20/20 Ind 3430 nH 25% TOL 6678212021 Fair-Rite 1: $1.83 10In Stock	Mfr. Part No. 6678212021 Mouser Part No 623-6678212021	Fair-Rite	Ferrite Cores & Accessories 78 PQ Core PQ20/20 Ind 3430 nH 25% TOL Learn More about Fair-Rite fairrite pq cores	Datasheet	10In Stock	$1.83 $1.27 $1.09 $0.966 View $0.851 $0.756 $0.721 $0.68	Min.: 1 Mult.: 1	66	Ferrite Cores		PQ Core	20 x 20	2.92 uH	25 %	78	Bulk
Ferrite Cores & Accessories 78 EFD Core EFD25 Ind 2200 nH 25% TOL 8978252521 Fair-Rite 1: $0.72 1,286In Stock	Mfr. Part No. 8978252521 Mouser Part No 623-8978252521	Fair-Rite	Ferrite Cores & Accessories 78 EFD Core EFD25 Ind 2200 nH 25% TOL Learn More about Fair-Rite fairrite efd cores		1,286In Stock	$0.72 $0.545 $0.228	Min.: 1 Mult.: 1	89	Ferrite Cores	Ungapped	EFD Core	25 x 12.5 x 9.1	2.2 uH	25 %	78	Bulk
Ferrite Cores & Accessories 78 Planar EE Core Ind 7300 nH 25% TOL 9478206002 Fair-Rite 1: $3.98 56In Stock	Mfr. Part No. 9478206002 Mouser Part No 623-9478206002	Fair-Rite	Ferrite Cores & Accessories 78 Planar EE Core Ind 7300 nH 25% TOL Learn More about Fair-Rite fairrite planar ee ei cores	Datasheet	56In Stock	$3.98 $2.73 $2.32 $2.01 View $1.74 $1.69	Min.: 1 Mult.: 1	94	Ferrite Cores	Ungapped	E Core	43.2 x 27.9 x 9.55	7.3 uH	25 %	78	Bulk
Ferrite Cores & Accessories 95 Planar EE Core Ind 5500 nH 25% TOL 9495203002 Fair-Rite 1: $1.35 1,129In Stock	Mfr. Part No. 9495203002 Mouser Part No 623-9495203002	Fair-Rite	Ferrite Cores & Accessories 95 Planar EE Core Ind 5500 nH 25% TOL	Datasheet	1,129In Stock	$1.35 $0.933 $0.799 $0.706 View $0.632 $0.52 $0.493 $0.458	Min.: 1 Mult.: 1	94	Ferrite Cores		EE Core	21 x 11	5.5 uH	25 %	95	Bulk
Ferrite Cores & Accessories 78 ETD Core Ind 6650 nH 25% TOL 9578606002 Fair-Rite 1: $11.88 24In Stock	Mfr. Part No. 9578606002 Mouser Part No 623-9578606002	Fair-Rite	Ferrite Cores & Accessories 78 ETD Core Ind 6650 nH 25% TOL Learn More about Fair-Rite fairrite etd cores	Datasheet	24In Stock	$11.88 $7.96 $6.66 $6.03	Min.: 1 Mult.: 1	95	Ferrite Cores	Ungapped	ETD Core	59.8 x 30 x 21.7	6.65 uH	25 %	78	Bulk
Ferrite Cores & Accessories 95 ETD Core ETD34 Ind 3570 nH 25% TOL 9595343502 Fair-Rite 1: $3.62 207In Stock	Mfr. Part No. 9595343502 Mouser Part No 623-9595343502	Fair-Rite	Ferrite Cores & Accessories 95 ETD Core ETD34 Ind 3570 nH 25% TOL Learn More about Fair-Rite fairrite etd cores	Datasheet	207In Stock	$3.62 $2.48 $2.11 $1.84 View $1.60 $1.54	Min.: 1 Mult.: 1	95	Ferrite Cores		ETD Core	ETD 34	3.57 uH	25 %	95	Bulk
Ferrite Cores & Accessories 77 3PC Bobbin Ind 110 nH 10% TOL 9677353509 Fair-Rite 1: $6.78 1In Stock 156Expected 04/01/2027	Mfr. Part No. 9677353509 Mouser Part No 623-9677353509	Fair-Rite	Ferrite Cores & Accessories 77 3PC Bobbin Ind 110 nH 10% TOL Learn More about Fair-Rite fair rite 43 bobbin grounds	Datasheet	1In Stock 156Expected 04/01/2027	$6.78 $5.11 $4.61 $4.17 View $3.88 $3.87 $3.84 $3.79 $3.78	Min.: 1 Mult.: 1	96	Hardware & Accessories	Coil Former (Bobbins)			110 nH	10 %	77	Bulk
Ferrite Cores & Accessories CMC Core Nano 75x55x20 4.4uH at 100kHz FT-8K50D F7555G Proterial 1: $71.51 21In Stock New At Mouser	Mfr. Part No. FT-8K50D F7555G Mouser Part No 205-FT-8K50DF7555G New At Mouser	Proterial	Ferrite Cores & Accessories CMC Core Nano 75x55x20 4.4uH at 100kHz	Datasheet	21In Stock	$71.51 $58.23	Min.: 1 Mult.: 1	FT-8K50D F	CMC Cores						Plastic	Tray
Ferrite Cores & Accessories CORE SET, ML91S EIR-25-7.9-18 ML91S EIR-25-7.9-18 Proterial 2: $11.64 82In Stock	Mfr. Part No. ML91S EIR-25-7.9-18 Mouser Part No 205-ML91SEIR-25-7	Proterial	Ferrite Cores & Accessories CORE SET, ML91S EIR-25-7.9-18		82In Stock	$11.64 $7.66 $6.41 $5.68 $5.35	Min.: 2 Mult.: 2	ML91S								Tray
Ferrite Cores & Accessories 78 Pot Core P14/8 Ind 1950 nH 25% TOL 5678140921 Fair-Rite 1: $1.44 1,291In Stock	Mfr. Part No. 5678140921 Mouser Part No 623-5678140921	Fair-Rite	Ferrite Cores & Accessories 78 Pot Core P14/8 Ind 1950 nH 25% TOL Learn More about Fair-Rite fairrite pot cores	Datasheet	1,291In Stock	$1.44 $0.994 $0.851 $0.752 View $0.674 $0.554 $0.526 $0.488	Min.: 1 Mult.: 1	56	Ferrite Cores		P Core	14 x 8	4.5 uH	25 %	78	Bulk
Ferrite Cores & Accessories 98 RM Core RM10 Ind 4300 nH 25% TOL 6298280121 Fair-Rite 1: $2.27 427In Stock	Mfr. Part No. 6298280121 Mouser Part No 623-6298280121	Fair-Rite	Ferrite Cores & Accessories 98 RM Core RM10 Ind 4300 nH 25% TOL Learn More about Fair-Rite fairrite rm cores	Datasheet	427In Stock	$2.27 $1.57 $1.35 $1.19 View $1.04 $0.967 $0.866	Min.: 1 Mult.: 1	62	Ferrite Cores		RM Core	RM 10	4.3 uH	25 %	98	Bulk
Ferrite Cores & Accessories 98 E Core EF20 Ind 1450 nH 25% TOL 9498104002 Fair-Rite 1: $0.78 574In Stock	Mfr. Part No. 9498104002 Mouser Part No 623-9498104002	Fair-Rite	Ferrite Cores & Accessories 98 E Core EF20 Ind 1450 nH 25% TOL Learn More about Fair-Rite fairrite e cores	Datasheet	574In Stock	$0.78 $0.544 $0.479 $0.426 View $0.377 $0.318 $0.278 $0.265 $0.248	Min.: 1 Mult.: 1	94	Ferrite Cores	Ungapped	E Core	20 x 9.9 x 5.65	1.45 uH	25 %	98	Bulk
Ferrite Cores & Accessories 98 Planar EE Core Ind 6400 nH 25% TOL 9498204002 Fair-Rite 1: $2.63 369In Stock	Mfr. Part No. 9498204002 Mouser Part No 623-9498204002	Fair-Rite	Ferrite Cores & Accessories 98 Planar EE Core Ind 6400 nH 25% TOL Learn More about Fair-Rite fairrite planar ee ei cores	Datasheet	369In Stock	$2.63 $1.82 $1.55 $1.37 View $1.23 $1.07 $1.06	Min.: 1 Mult.: 1	94	Ferrite Cores	Ungapped	E Core	31.75 x 6.35 x 20.35	6.4 uH	25 %	98	Bulk