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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 79 TOROID 5979001101 Fair-Rite 1: $1.14 4,083In Stock	Mfr. Part # 5979001101 Mouser Part # 623-5979001101	Fair-Rite	Ferrite Cores & Accessories 79 TOROID Learn More about Fair-Rite fair rite high frequency power toroids	Datasheet	4,083In Stock	$1.14 $0.798 $0.686 $0.609 View $0.538 $0.451 $0.422 $0.382	Min.: 1 Mult.: 1	59											Bulk
Ferrite Cores & Accessories 80 TOROID 5980001101 Fair-Rite 1: $1.14 4,226In Stock	Mfr. Part # 5980001101 Mouser Part # 623-5980001101	Fair-Rite	Ferrite Cores & Accessories 80 TOROID Learn More about Fair-Rite fair rite high frequency power toroids	Datasheet	4,226In Stock	$1.14 $0.789 $0.681 $0.627 View $0.552 $0.448 $0.415 $0.405	Min.: 1 Mult.: 1	59											Bulk
Ferrite Cores & Accessories RM6/I-N49 '+30%-20% Sold as set B65807J0000R049 TDK 1: $2.65 12,039In Stock	Mfr. Part # B65807J0000R049 Mouser Part # 871-B65807J0000R049	TDK	Ferrite Cores & Accessories RM6/I-N49 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	12,039In Stock	$2.65 $2.07 $1.86 $1.72 View $1.58 $1.50 $1.49	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Ungapped	RM Core	RM 6	1.7 uH	- 20 %, + 30 %			N49		Blister Pack
Ferrite Cores & Accessories 78 Rod 9.5/70-78 4078377511 Fair-Rite 1: $3.14 69,341In Stock	Mfr. Part # 4078377511 Mouser Part # 623-4078377511	Fair-Rite	Ferrite Cores & Accessories 78 Rod 9.5/70-78 Learn More about Fair-Rite fair rite ferrite pressed rods	Datasheet	69,341In Stock	Cut Tape $3.14 $2.17 $1.85 $1.63 Reel $1.27 View $1.43 $1.20	Min.: 1 Mult.: 1 : 282	40	Rods	Solid Rod							78		Reel, Cut Tape
Ferrite Cores & Accessories Med Freq Transformer Core Nano 200x160x30 FT-3TL F200160PS Proterial 1: $613.77 2In Stock Preliminary Release	Mfr. Part # FT-3TL F200160PS Mouser Part # 205-FT-3TLF200160PS Preliminary Release	Proterial	Ferrite Cores & Accessories Med Freq Transformer Core Nano 200x160x30 Learn More about Proterial finemet ft 3tl cores		2In Stock	$613.77 $564.95	Min.: 1 Mult.: 1	FT-3TL F	Transformer Cores								Toroidal		Tray
Ferrite Cores & Accessories 9uH@100kHz Nano CMC SQ Core w/bkt FT-3KM S10085HB Proterial 1: $92.10 275In Stock	Mfr. Part # FT-3KM S10085HB Mouser Part # 205-FT-3KMS10085HB	Proterial	Ferrite Cores & Accessories 9uH@100kHz Nano CMC SQ Core w/bkt	Datasheet	275In Stock	$92.10 $84.77	Min.: 1 Mult.: 1	FT-3KM S	Ferrite Cores	Nanocrystalline Core			9.3 uH				Finemet
Ferrite Cores & Accessories R87/54.3/13.5 T37 toroid B64290L0730X037 TDK 1: $53.16 63In Stock	Mfr. Part # B64290L0730X037 Mouser Part # 871-B64290L0730X037	TDK	Ferrite Cores & Accessories R87/54.3/13.5 T37 toroid Learn More about TDK ferrite cores	Datasheet	63In Stock	$53.16 $38.05 $35.47	Min.: 1 Mult.: 1	TX87/54.3/13.5	Toroids	Ungapped			7 uH				T37		Bulk
Ferrite Cores & Accessories 6400n 25% Mn-Zn PC95 Ferrite Core PC95PQ40/40Z-12 TDK 1: $9.94 325In Stock	Mfr. Part # PC95PQ40/40Z-12 Mouser Part # 810-PC95PQ40/40Z-12	TDK	Ferrite Cores & Accessories 6400n 25% Mn-Zn PC95 Ferrite Core Learn More about TDK pq ferrite cores switching power supplies	Datasheet	325In Stock	$9.94 $7.06 $5.59 $5.25 View $4.94 $4.93	Min.: 1 Mult.: 1	PQ	Ferrite Bead Cores	Ferrite Core for Switching Power Supplies									Tray
Ferrite Cores & Accessories EFD15/8/5 N97OL B66413G0000X197 TDK 1: $1.43 10,990In Stock 26,880On Order	Mfr. Part # B66413G0000X197 Mouser Part # 871-B66413GX197	TDK	Ferrite Cores & Accessories EFD15/8/5 N97OL Learn More about TDK ferrite cores	Datasheet	10,990In Stock 26,880On Order On Order Ship Dates Mfr. #: B66413G0000X197 Stock: 10,990 Can Ship Immediately On Order: 11,520 Expected 11/6/2026 15,360 Expected 11/30/2026 Factory Lead-Time: 10 Weeks	$1.43 $0.994 $0.853 $0.756 View $0.666 $0.556 $0.48 $0.466 $0.465	Min.: 1 Mult.: 1	EFD15/8/5	Ferrite Cores	Ungapped	EFD Core	15 x 8 x 5	820 nH	- 20 %, + 30 %			N97		Bulk
Ferrite Cores & Accessories 63x121x50 Amorphous Cut Core AMCC0200 Proterial 1: $81.41 48In Stock	Mfr. Part # AMCC0200 Mouser Part # 205-AMCC0200	Proterial	Ferrite Cores & Accessories 63x121x50 Amorphous Cut Core Learn More about Proterial hitachi metals amcc cut cores	Datasheet	48In Stock	$81.41 $68.05	Min.: 1 Mult.: 1	AMCC	Ferrite Cores	Amorphous Core							Metglas Alloy
Ferrite Cores & Accessories Saturable Core FINEMET 23x3 boxed MP2303VF3T Proterial 1: $9.21 1,076In Stock New At Mouser	Mfr. Part # MP2303VF3T Mouser Part # 205-MP2303VF3T New At Mouser	Proterial	Ferrite Cores & Accessories Saturable Core FINEMET 23x3 boxed	Datasheet	1,076In Stock	$9.21 $6.54 $5.18 $4.86 $4.59	Min.: 1 Mult.: 1	Saturable Core MP	Saturable Cores										Tray
Ferrite Cores & Accessories 1550n 25% Mn-Zn PC95 Ferrite Core PC95EI14/5/5-Z TDK 1: $1.54 3,091In Stock	Mfr. Part # PC95EI14/5/5-Z Mouser Part # 810-PC95EI14/5/5-Z	TDK	Ferrite Cores & Accessories 1550n 25% Mn-Zn PC95 Ferrite Core Learn More about TDK planar ferrite cores switching power supplies	Datasheet	3,091In Stock	$1.54 $1.06 $0.914 $0.841 View $0.741 $0.601 $0.583	Min.: 1 Mult.: 1	Planar	Ferrite Bead Cores										Tray
Ferrite Cores & Accessories RM5 N48 125 +2% -2% Sold as set B65805N0125G048 TDK 1: $4.49 1,440In Stock	Mfr. Part # B65805N0125G048 Mouser Part # 871-B65805N0125G048	TDK	Ferrite Cores & Accessories RM5 N48 125 +2% -2% Sold as set Learn More about TDK ferrite cores	Datasheet	1,440In Stock	$4.49 $3.08 $2.62 $2.36 View $2.15 $1.92	Min.: 1 Mult.: 1	RM5	Ferrite Cores	Gapped	RM Core	RM 5	125 nH	2 %			N48		Blister Pack
Ferrite Cores & Accessories 80 TOROID 5980002701 Fair-Rite 1: $5.95 413In Stock	Mfr. Part # 5980002701 Mouser Part # 623-5980002701	Fair-Rite	Ferrite Cores & Accessories 80 TOROID Learn More about Fair-Rite fair rite high frequency power toroids	Datasheet	413In Stock	$5.95 $4.12 $3.30 $3.05 $2.58	Min.: 1 Mult.: 1	59											Tray
Ferrite Cores & Accessories 95 TOROID 5995000301 Fair-Rite 1: $1.20 4,770In Stock	Mfr. Part # 5995000301 Mouser Part # 623-5995000301	Fair-Rite	Ferrite Cores & Accessories 95 TOROID Learn More about Fair-Rite fair rite high frequency power toroids	Datasheet	4,770In Stock	$1.20 $0.838 $0.72 $0.639 View $0.564 $0.474 $0.443 $0.402	Min.: 1 Mult.: 1	59											Bulk
Ferrite Cores & Accessories 61 ROD 0.75/7.5 3061990821 Fair-Rite 1: $0.25 42,195In Stock	Mfr. Part # 3061990821 Mouser Part # 623-3061990821	Fair-Rite	Ferrite Cores & Accessories 61 ROD 0.75/7.5 Learn More about Fair-Rite fair rite ferrite pressed rods	Datasheet	42,195In Stock	$0.25 $0.174 $0.151 $0.135 View $0.121 $0.104 $0.092 $0.081 $0.06	Min.: 1 Mult.: 1	30	Rods	Solid Rod							61		Bulk
Ferrite Cores & Accessories 61 ROD .118" x .984" 3061990871 Fair-Rite 1: $0.70 7,128In Stock	Mfr. Part # 3061990871 Mouser Part # 623-3061990871	Fair-Rite	Ferrite Cores & Accessories 61 ROD .118" x .984" Learn More about Fair-Rite fair rite ferrite pressed rods	Datasheet	7,128In Stock	$0.70 $0.482 $0.415 $0.37 View $0.328 $0.279 $0.244 $0.213 $0.206	Min.: 1 Mult.: 1	30	Rods	Solid Rod							61		Bulk
Ferrite Cores & Accessories 4.0 X 2.4 X 1.6 TOROID B64290P0036X038 TDK 1: $0.52 17,627In Stock	Mfr. Part # B64290P0036X038 Mouser Part # 871-B64290P0036X038	TDK	Ferrite Cores & Accessories 4.0 X 2.4 X 1.6 TOROID Learn More about TDK infineon powertrain	Datasheet	17,627In Stock	$0.52 $0.333 $0.294 $0.263 View $0.234 $0.20 $0.175 $0.153 $0.14	Min.: 1 Mult.: 1	TC4.0/2.4/1.6	Toroids	Ungapped			1.63 uH				T38		Bulk
Ferrite Cores & Accessories ER 11/5 N87 Sold as set B65525J0160A087 TDK 1: $1.84 6,561In Stock	Mfr. Part # B65525J0160A087 Mouser Part # 871-B65525J0160A087	TDK	Ferrite Cores & Accessories ER 11/5 N87 Sold as set Learn More about TDK ferrite cores	Datasheet	6,561In Stock	$1.84 $1.18 $1.04 $0.93 View $0.82 $0.679 $0.615 $0.612 $0.611	Min.: 1 Mult.: 1	ER11/2.5/6	Ferrite Cores	Gapped	ER Core	11 x 5	160 nH	3 %			N87		Bulk
Ferrite Cores & Accessories RM4 T385000 +40%-30% Sold as set B65803P0000Y038 TDK 1: $4.56 6,335In Stock	Mfr. Part # B65803P0000Y038 Mouser Part # 871-B65803P0000Y038	TDK	Ferrite Cores & Accessories RM4 T385000 +40%-30% Sold as set Learn More about TDK ferrite cores	Datasheet	6,335In Stock	Cut Tape $4.56 $3.13 $2.65 $2.33 View Reel $1.74 $2.02 $1.75 $1.74	Min.: 1 Mult.: 1 : 800	RM4/LP	Ferrite Cores	Ungapped	RM LP Core	RM 4	5 uH	- 30 %, + 40 %			T38		Reel, Cut Tape
Ferrite Cores & Accessories RM6/I-N41 '+30%-20% Sold as set B65807J0000R041 TDK 1: $3.26 2,896In Stock	Mfr. Part # B65807J0000R041 Mouser Part # 871-B65807J0000R041	TDK	Ferrite Cores & Accessories RM6/I-N41 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	2,896In Stock	$3.26 $2.21 $1.93 $1.70 View $1.48 $1.31 $1.30	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Ungapped	RM Core	RM 6	3.1 uH	- 20 %, + 30 %			N41		Blister Pack
Ferrite Cores & Accessories RM6 M33 63 +3%-3% Sold as set B65807N0063A033 TDK 1: $5.14 2,089In Stock	Mfr. Part # B65807N0063A033 Mouser Part # 871-B65807N0063A033	TDK	Ferrite Cores & Accessories RM6 M33 63 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	2,089In Stock	$5.14 $3.46 $3.01 $2.65 View $2.33 $2.15 $2.14	Min.: 1 Mult.: 1	RM6	Ferrite Cores	Gapped	RM Core	RM 6	63 nH	3 %			M33		Blister Pack
Ferrite Cores & Accessories COIL FORMER POCAN B4235 B66230A1114T001 TDK 1: $2.55 4,049In Stock	Mfr. Part # B66230A1114T001 Mouser Part # 871-B66230A1114T001	TDK	Ferrite Cores & Accessories COIL FORMER POCAN B4235 Learn More about TDK ferrite cores	Datasheet	4,049In Stock	$2.55 $2.28 $1.94 $1.70 View $1.48 $1.40	Min.: 1 Mult.: 1	E32/16/9	Hardware & Accessories	Ungapped	E Core	32 x 16 x 9 (EF 32)			Coil Former	14 Pin		Pin	Tray
Ferrite Cores & Accessories 61 Rod 6x40MM 3061990901 Fair-Rite 1: $2.67 1,748In Stock	Mfr. Part # 3061990901 Mouser Part # 623-3061990901	Fair-Rite	Ferrite Cores & Accessories 61 Rod 6x40MM	Datasheet	1,748In Stock	Cut Tape $2.67 $1.84 $1.57 $1.39 View Reel $1.01 $1.21 $1.08 $1.02 $1.01	Min.: 1 Mult.: 1 : 1,974	30	Rods	Solid Rod							61		Reel, Cut Tape
Ferrite Cores & Accessories 4000n 25% Mn-Zn PC95 Ferrite Core PC95PQ20/20Z-12 TDK 1: $7.61 1,000In Stock	Mfr. Part # PC95PQ20/20Z-12 Mouser Part # 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	$7.61 $5.24 $4.23 $3.88 View $3.65 $3.64	Min.: 1 Mult.: 1	PQ	Ferrite Bead Cores	Ferrite Core for Switching Power Supplies									Tray