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300 MHz Ferrite Toroids / Ferrite Rings

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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.	Product Type	Product	Inside Diameter	Outside Diameter	Outside Length	Series	Packaging	Core Material
Ferrite Toroids / Ferrite Rings 6mm ESD-R-12D KEMET 1: $2.04 1,895In Stock	Mfr. Part No. ESD-R-12D Mouser Part No 80-ESD-R-12D	KEMET	Ferrite Toroids / Ferrite Rings 6mm Learn More about KEMET emi cores	Datasheet	1,895In Stock	$2.04 $1.40 $1.21 $1.07 View $0.935 $0.776 $0.675	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	6 mm	12.9 mm	6.4 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings Ferrite Bead Incased EMI 17.9mm ESD-R-38D-B KEMET 1: $9.87 1,691In Stock	Mfr. Part No. ESD-R-38D-B Mouser Part No 80-ESD-R-38D-B	KEMET	Ferrite Toroids / Ferrite Rings Ferrite Bead Incased EMI 17.9mm Learn More about KEMET emi cores	Datasheet	1,691In Stock	$9.87 $7.04 $5.89 $5.10 View $4.60 $4.59	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	17.9 mm	42.4 mm	16 mm	ESD-R-B	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 85x46x26mm 10MHz Nanocrystal 120C ESD-R-854626H-NC23 KEMET 1: $94.60 50In Stock	Mfr. Part No. ESD-R-854626H-NC23 Mouser Part No 80-ESD-R-854626HNC23	KEMET	Ferrite Toroids / Ferrite Rings 85x46x26mm 10MHz Nanocrystal 120C Learn More about KEMET emi cores	Datasheet	50In Stock	$94.60 $71.72	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	46 mm	85 mm	26 mm	ESD-R-NC	Tray
Ferrite Toroids / Ferrite Rings 10.5mm ESD-R-15C KEMET 1: $1.31 100In Stock 800Expected 13/04/2027	Mfr. Part No. ESD-R-15C Mouser Part No 80-ESD-R-15C	KEMET	Ferrite Toroids / Ferrite Rings 10.5mm Learn More about KEMET emi cores	Datasheet	100In Stock 800Expected 13/04/2027	$1.31 $0.91 $0.779 $0.689 View $0.616 $0.498 $0.446	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	10.5 mm	15.2 mm	12.5 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 19x10.7x5.3mm Ni-Zn Coated ESD-R-19E-1 KEMET 1: $3.91 603In Stock	Mfr. Part No. ESD-R-19E-1 Mouser Part No 80-ESD-R-19E-1	KEMET	Ferrite Toroids / Ferrite Rings 19x10.7x5.3mm Ni-Zn Coated Learn More about KEMET emi cores	Datasheet	603In Stock	$3.91 $2.68 $2.28 $1.82 View $1.56 $1.44	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	10.7 mm	19 mm	5.3 mm	ESD-R	Tray	Nickel Zinc
Ferrite Toroids / Ferrite Rings 29x12.7x16mm 300MHz Ni-Zn 120C ESD-R-25N-H KEMET 1: $3.44 928In Stock	Mfr. Part No. ESD-R-25N-H Mouser Part No 80-ESD-R-25N-H	KEMET	Ferrite Toroids / Ferrite Rings 29x12.7x16mm 300MHz Ni-Zn 120C Learn More about KEMET emi cores	Datasheet	928In Stock	$3.44 $2.37 $2.01 $1.76 View $1.53 $1.30 $1.28 $1.24	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	12.7 mm	29 mm	16 mm	ESD-R-H	Tray
Ferrite Toroids / Ferrite Rings 42x16.7x17mm 10MHz Nanocrystal 120C ESD-R-421617H-NC23 KEMET 1: $20.29 79In Stock	Mfr. Part No. ESD-R-421617H-NC23 Mouser Part No 80-ESD-R-421617HNC23	KEMET	Ferrite Toroids / Ferrite Rings 42x16.7x17mm 10MHz Nanocrystal 120C Learn More about KEMET emi cores	Datasheet	79In Stock	$20.29 $13.32 $10.15 $10.13	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	16.7 mm	42 mm	17 mm	ESD-R-NC	Tray
Ferrite Toroids / Ferrite Rings 61x33.2x25mm 300MHz Ni-Zn 120C ESD-R-57N-H KEMET 1: $22.02 57In Stock	Mfr. Part No. ESD-R-57N-H Mouser Part No 80-ESD-R-57N-H	KEMET	Ferrite Toroids / Ferrite Rings 61x33.2x25mm 300MHz Ni-Zn 120C Learn More about KEMET emi cores	Datasheet	57In Stock	$22.02 $13.63 $11.82 $11.06	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	33.2 mm	33.2 mm	25 mm	ESD-R-H	Tray
Ferrite Toroids / Ferrite Rings 12x7x15mm Ni-Zn Coated ESD-R-12CM KEMET 1: $1.36 167In Stock 1,500Expected 02/02/2027	Mfr. Part No. ESD-R-12CM Mouser Part No 80-ESD-R-12CM	KEMET	Ferrite Toroids / Ferrite Rings 12x7x15mm Ni-Zn Coated Learn More about KEMET emi cores	Datasheet	167In Stock 1,500Expected 02/02/2027	$1.36 $0.945 $0.81 $0.717 View $0.631 $0.518 $0.465 $0.458	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	7 mm	12 mm	15 mm	ESD-R	Tray	Nickel Zinc
Ferrite Toroids / Ferrite Rings 7.3mm ESD-R-12E KEMET 1: $0.76 3,000In Stock	Mfr. Part No. ESD-R-12E Mouser Part No 80-ESD-R-12E	KEMET	Ferrite Toroids / Ferrite Rings 7.3mm Learn More about KEMET emi cores	Datasheet	3,000In Stock	$0.76 $0.528 $0.458 $0.408 View $0.361 $0.305 $0.266 $0.249 $0.237	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids				ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 15x5x9mm 300MHz Ni-Zn 120C ESD-R-12N-H KEMET 1: $1.47 257In Stock	Mfr. Part No. ESD-R-12N-H Mouser Part No 80-ESD-R-12N-H	KEMET	Ferrite Toroids / Ferrite Rings 15x5x9mm 300MHz Ni-Zn 120C Learn More about KEMET emi cores	Datasheet	257In Stock	$1.47 $1.03 $0.879 $0.779 View $0.685 $0.55 $0.529	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	5 mm	15 mm	9 mm	ESD-R-H	Tray
Ferrite Toroids / Ferrite Rings 7mm ESD-R-14C KEMET 1: $0.52 2,603In Stock 6,000Expected 02/02/2027	Mfr. Part No. ESD-R-14C Mouser Part No 80-ESD-R-14C	KEMET	Ferrite Toroids / Ferrite Rings 7mm Learn More about KEMET emi cores	Datasheet	2,603In Stock 6,000Expected 02/02/2027	$0.52 $0.365 $0.318 $0.253 View $0.251 $0.213 $0.18 $0.163 $0.159	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	7 mm	14 mm	3 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 7mm ESD-R-14C-2 KEMET 1: $0.67 1,140In Stock	Mfr. Part No. ESD-R-14C-2 Mouser Part No 80-ESD-R-14C-2	KEMET	Ferrite Toroids / Ferrite Rings 7mm Learn More about KEMET emi cores	Datasheet	1,140In Stock	$0.67 $0.531 $0.458 $0.408 View $0.361 $0.305 $0.266 $0.262 $0.245	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	7 mm	14 mm	3 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 10.5mm ESD-R-15C-1 KEMET 1: $0.86 10In Stock 800Expected 21/04/2027	Mfr. Part No. ESD-R-15C-1 Mouser Part No 80-ESD-R-15C-1	KEMET	Ferrite Toroids / Ferrite Rings 10.5mm Learn More about KEMET emi cores	Datasheet	10In Stock 800Expected 21/04/2027	$0.86 $0.598 $0.516 $0.459 View $0.406 $0.342 $0.281	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	10.5 mm	15 mm	12 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 15mm ESD-R-25D-8 KEMET 1: $2.71 227In Stock 173Expected 04/01/2027	Mfr. Part No. ESD-R-25D-8 Mouser Part No 80-ESD-R-25D-8	KEMET	Ferrite Toroids / Ferrite Rings 15mm Learn More about KEMET emi cores	Datasheet	227In Stock 173Expected 04/01/2027	$2.71 $1.87 $1.60 $1.41 View $1.23 $1.06	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	15 mm	25 mm	8 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 16mm ESD-R-28C KEMET 1: $2.65 561In Stock	Mfr. Part No. ESD-R-28C Mouser Part No 80-ESD-R-28C	KEMET	Ferrite Toroids / Ferrite Rings 16mm Learn More about KEMET emi cores	Datasheet	561In Stock	$2.65 $1.83 $1.56 $1.37 View $1.20 $1.03 $1.02	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	16 mm	28 mm	13 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 15.8mm ESD-R-28C-1 KEMET 1: $3.23 377In Stock	Mfr. Part No. ESD-R-28C-1 Mouser Part No 80-ESD-R-28C-1	KEMET	Ferrite Toroids / Ferrite Rings 15.8mm Learn More about KEMET emi cores	Datasheet	377In Stock	$3.23 $2.23 $1.89 $1.67 View $1.46 $1.29	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	15.8 mm	28.2 mm	13.2 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 34x16.5x16mm 10MHz Nanocrystal 120C ESD-R-341616H-NC23 KEMET 1: $11.78 99In Stock	Mfr. Part No. ESD-R-341616H-NC23 Mouser Part No 80-ESD-R-341616HNC23	KEMET	Ferrite Toroids / Ferrite Rings 34x16.5x16mm 10MHz Nanocrystal 120C Learn More about KEMET emi cores	Datasheet	99In Stock	$11.78 $7.89 $6.93 $6.11 $6.03	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	16.5 mm	34 mm	16 mm	ESD-R-NC	Tray
Ferrite Toroids / Ferrite Rings 42x16.7x17mm 300MHz Ni-Zn 120C ESD-R-38N-H KEMET 1: $6.21 69In Stock	Mfr. Part No. ESD-R-38N-H Mouser Part No 80-ESD-R-38N-H	KEMET	Ferrite Toroids / Ferrite Rings 42x16.7x17mm 300MHz Ni-Zn 120C Learn More about KEMET emi cores	Datasheet	69In Stock	$6.21 $4.23 $3.25 $3.24 $2.85	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	16.7 mm	42 mm	17 mm	ESD-R-H	Tray
Ferrite Toroids / Ferrite Rings 25.5mm ESD-R-47D-1 KEMET 1: $9.77 169In Stock	Mfr. Part No. ESD-R-47D-1 Mouser Part No 80-ESD-R-47D-1	KEMET	Ferrite Toroids / Ferrite Rings 25.5mm Learn More about KEMET emi cores	Datasheet	169In Stock	$9.77 $6.58 $5.51 $4.84	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	25.5 mm	48 mm	16 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings Ferrite Bead Incased EMI 25.5mm ESD-R-47D-B KEMET 1: $12.86 161In Stock 180Expected 24/12/2026	Mfr. Part No. ESD-R-47D-B Mouser Part No 80-ESD-R-47D-B	KEMET	Ferrite Toroids / Ferrite Rings Ferrite Bead Incased EMI 25.5mm Learn More about KEMET emi cores	Datasheet	161In Stock 180Expected 24/12/2026	$12.86 $8.59 $7.16 $6.69	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	25.5 mm	51.5 mm	17.5 mm	ESD-R-B	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 51x24.4x19mm 10MHz Nanocrystal 120C ESD-R-512419H-NC23 KEMET 1: $27.67 36In Stock	Mfr. Part No. ESD-R-512419H-NC23 Mouser Part No 80-ESD-R-512419HNC23	KEMET	Ferrite Toroids / Ferrite Rings 51x24.4x19mm 10MHz Nanocrystal 120C Learn More about KEMET emi cores	Datasheet	36In Stock	$27.67 $16.58	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	24.4 mm	51 mm	19 mm	ESD-R-NC	Tray
Ferrite Toroids / Ferrite Rings 22x7.7x14mm 300MHz Ni-Zn 120C ESD-R-19N-H KEMET 1: $2.88 1In Stock 480Expected 24/12/2026	Mfr. Part No. ESD-R-19N-H Mouser Part No 80-ESD-R-19N-H	KEMET	Ferrite Toroids / Ferrite Rings 22x7.7x14mm 300MHz Ni-Zn 120C Learn More about KEMET emi cores	Datasheet	1In Stock 480Expected 24/12/2026	$2.88 $1.94 $1.66 $1.46 View $1.26 $1.18 $1.03	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	7.7 mm	22 mm	14 mm	ESD-R-H	Tray
Ferrite Toroids / Ferrite Rings Nickel Zinc 300MHz 7x12x5.5mm ESD-R-12S KEMET 1: $0.82 6,000Expected 25/02/2027	Mfr. Part No. ESD-R-12S Mouser Part No 80-ESD-R-12S	KEMET	Ferrite Toroids / Ferrite Rings Nickel Zinc 300MHz 7x12x5.5mm Learn More about KEMET emi cores	Datasheet	6,000Expected 25/02/2027	$0.82 $0.565 $0.497 $0.442 View $0.391 $0.33 $0.287 $0.269	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	7 mm	12 mm	5.5 mm	ESD-R	Bulk	Nickel Zinc
Ferrite Toroids / Ferrite Rings 19mm ESD-R-31C KEMET 1: $2.35 1,699On Order	Mfr. Part No. ESD-R-31C Mouser Part No 80-ESD-R-31C	KEMET	Ferrite Toroids / Ferrite Rings 19mm Learn More about KEMET emi cores	Datasheet	1,699On Order On Order Ship Dates Mfr. No: ESD-R-31C Stock: 0 On Order: 199 Expected 21/01/2027 1,500 Expected 22/04/2027 Factory Lead Time: 23 Weeks	$2.35 $1.62 $1.38 $1.22 View $1.07 $0.91	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	19 mm	31 mm	15 mm	ESD-R	Bulk	Nickel Zinc