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28B Series Ferrite Cable Cores

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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	Impedance	Inside Diameter	Outside Diameter	Inside Length	Outside Length	Outside Width	Inside Height	Outside Height	Packaging	Core Material
Ferrite Cable Cores 320ohms 100MHz 4.88mm Inside Dia. 28B0485-000 Laird 1: $1.18 17,489In Stock	Mfr. Part No. 28B0485-000 Mouser Part No 875-28B0485-000	Laird	Ferrite Cable Cores 320ohms 100MHz 4.88mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	17,489In Stock	$1.18 $0.822 $0.706 $0.627 View $0.553 $0.463 $0.408	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	320 Ohms	4.88 mm	12.32 mm		25.4 mm				Bulk	28
Ferrite Cable Cores 270ohms 100MHz 6.35mm Inside Dia. 28B0562-300 Laird 1: $1.25 3,122In Stock 3,960Expected 29/12/2026	Mfr. Part No. 28B0562-300 Mouser Part No 875-28B0562-300	Laird	Ferrite Cable Cores 270ohms 100MHz 6.35mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	3,122In Stock 3,960Expected 29/12/2026	$1.25 $0.872 $0.75 $0.665 View $0.586 $0.491 $0.486	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	270 Ohms	6.35 mm	14.27 mm		28.32 mm				Bulk	28
Ferrite Cable Cores 173ohms 100MHz 7.26mm Inside Dia. 28B0563-000 Laird 1: $0.98 16,107In Stock 19,872Expected 17/11/2026	Mfr. Part No. 28B0563-000 Mouser Part No 875-28B0563-000	Laird	Ferrite Cable Cores 173ohms 100MHz 7.26mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	16,107In Stock 19,872Expected 17/11/2026	$0.98 $0.675 $0.579 $0.514 View $0.459 $0.381 $0.332 $0.308	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	173 Ohms	7.26 mm	14.27 mm		15.24 mm				Bulk	28
Ferrite Cable Cores 217ohms 100MHz 7.26mm Inside Dia. 28B0563-100 Laird 1: $0.98 27,488In Stock	Mfr. Part No. 28B0563-100 Mouser Part No 875-28B0563-100	Laird	Ferrite Cable Cores 217ohms 100MHz 7.26mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	27,488In Stock	$0.98 $0.685 $0.59 $0.524 View $0.464 $0.39 $0.384	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	217 Ohms	7.26 mm	14.27 mm		20.3 mm				Bulk	28
Ferrite Cable Cores 287ohms 100MHz 7.26mm Inside Dia. 28B0563-200 Laird 1: $1.31 3,862In Stock 20,240Expected 17/11/2026	Mfr. Part No. 28B0563-200 Mouser Part No 875-28B0563-200	Laird	Ferrite Cable Cores 287ohms 100MHz 7.26mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	3,862In Stock 20,240Expected 17/11/2026	$1.31 $0.91 $0.781 $0.693 View $0.61 $0.511 $0.46	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	287 Ohms	7.26 mm	14.27 mm		28.57 mm				Bulk	28
Ferrite Cable Cores 300ohms 100MHz 6.99mm Inside Dia. 28B0590-000 Laird 1: $1.67 8,112In Stock	Mfr. Part No. 28B0590-000 Mouser Part No 875-28B0590-000	Laird	Ferrite Cable Cores 300ohms 100MHz 6.99mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	8,112In Stock	$1.67 $1.16 $0.991 $0.876 View $0.771 $0.673 $0.624 $0.595	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	300 Ohms	6.99 mm	14.99 mm		27.94 mm				Bulk	28
Ferrite Cable Cores 450ohms 100MHz 5.9mm Inside Dia. 28B0591-200 Laird 1: $2.11 7,743In Stock	Mfr. Part No. 28B0591-200 Mouser Part No 875-28B0591-200	Laird	Ferrite Cable Cores 450ohms 100MHz 5.9mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	7,743In Stock	$2.11 $1.47 $1.25 $1.11 View $0.967 $0.844	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	377 Ohms	5.9 mm	14.99 mm		35 mm				Bulk	28
Ferrite Cable Cores 310ohms 100MHz 7mm Inside Dia. 28B0616-000 Laird 1: $1.60 6,357In Stock	Mfr. Part No. 28B0616-000 Mouser Part No 875-28B0616-000	Laird	Ferrite Cable Cores 310ohms 100MHz 7mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	6,357In Stock	$1.60 $1.12 $0.953 $0.844 View $0.743 $0.635	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	310 Ohms	7 mm	15.65 mm		28.58 mm				Bulk	28
Ferrite Cable Cores 130ohms 100MHz 9.25mm Inside Dia. 28B0631-000 Laird 1: $1.03 11,505In Stock	Mfr. Part No. 28B0631-000 Mouser Part No 875-28B0631-000	Laird	Ferrite Cable Cores 130ohms 100MHz 9.25mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	11,505In Stock	$1.03 $0.719 $0.619 $0.549 View $0.485 $0.408 $0.354 $0.349	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	130 Ohms	9.25 mm	16 mm		12 mm				Bulk	28
Ferrite Cable Cores 243ohms 100MHz 9.25mm Inside Dia. 28B0631-100 Laird 1: $1.42 6,343In Stock 6,160Expected 17/11/2026	Mfr. Part No. 28B0631-100 Mouser Part No 875-28B0631-100	Laird	Ferrite Cable Cores 243ohms 100MHz 9.25mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	6,343In Stock 6,160Expected 17/11/2026	$1.42 $1.03 $0.876 $0.776 View $0.683 $0.586	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	243 Ohms	9.25 mm	16 mm		28 mm				Bulk	28
Ferrite Cable Cores 139ohms 100MHz 9.52mm Inside Dia. 28B0686-100 Laird 1: $0.92 12,610In Stock	Mfr. Part No. 28B0686-100 Mouser Part No 875-28B0686-100	Laird	Ferrite Cable Cores 139ohms 100MHz 9.52mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	12,610In Stock	$0.92 $0.642 $0.553 $0.492 View $0.435 $0.366 $0.34	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	139 Ohms	9.52 mm	17.42 mm		12.7 mm				Bulk	28
Ferrite Cable Cores 242ohms 100MHz 9.53mm Inside Dia. 28B0686-200 Laird 1: $1.39 4,206In Stock	Mfr. Part No. 28B0686-200 Mouser Part No 875-28B0686-200	Laird	Ferrite Cable Cores 242ohms 100MHz 9.53mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	4,206In Stock	$1.39 $0.967 $0.83 $0.736 View $0.648 $0.595	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	242 Ohms	9.53 mm	17.42 mm		28.58 mm				Bulk	28
Ferrite Cable Cores 229ohms 100MHz 11.18mm Inside Dia. 28B0734-000 Laird 1: $1.85 6,031In Stock 6,080Expected 17/11/2026	Mfr. Part No. 28B0734-000 Mouser Part No 875-28B0734-000	Laird	Ferrite Cable Cores 229ohms 100MHz 11.18mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	6,031In Stock 6,080Expected 17/11/2026	$1.85 $1.29 $1.10 $0.969 View $0.851 $0.707 $0.688	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	229 Ohms	11.18 mm	18.67 mm		28.58 mm				Bulk	28
Ferrite Cable Cores 250ohms 100MHz 10.16mm Inside Dia. 28B0735-000 Laird 1: $2.14 13,912In Stock 50Expected 04/11/2026	Mfr. Part No. 28B0735-000 Mouser Part No 875-28B0735-000	Laird	Ferrite Cable Cores 250ohms 100MHz 10.16mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	13,912In Stock 50Expected 04/11/2026	$2.14 $1.50 $1.28 $1.13 View $0.988 $0.825	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	250 Ohms	10.16 mm	16.67 mm		28.58 mm				Bulk	28
Ferrite Cable Cores 150ohms 100MHz 10.16mm Inside Dia. 28B0735-300 Laird 1: $1.06 7,650In Stock	Mfr. Part No. 28B0735-300 Mouser Part No 875-28B0735-300	Laird	Ferrite Cable Cores 150ohms 100MHz 10.16mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	7,650In Stock	$1.06 $0.74 $0.637 $0.566 View $0.50 $0.42 $0.383	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	150 Ohms	10.16 mm	16.67 mm		14.27 mm				Bulk	28
Ferrite Cable Cores 141 ohms 100MHz 11.64 mm Inside Dia. 28B0773-050 Laird 1: $1.11 4,029In Stock	Mfr. Part No. 28B0773-050 Mouser Part No 875-28B0773-050	Laird	Ferrite Cable Cores 141 ohms 100MHz 11.64 mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	4,029In Stock	$1.11 $0.774 $0.666 $0.591 View $0.522 $0.438 $0.422	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	141 Ohms			13.1 mm	19.64 mm	12.7 mm	11.64 mm	5.1 mm	Bulk	28
Ferrite Cable Cores 79ohms 100MHz 13.21mm Inside Dia. 28B0825-000 Laird 1: $0.91 5,914In Stock	Mfr. Part No. 28B0825-000 Mouser Part No 875-28B0825-000	Laird	Ferrite Cable Cores 79ohms 100MHz 13.21mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	5,914In Stock	$0.91 $0.638 $0.546 $0.485 View $0.432 $0.359 $0.316 $0.303	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	79 Ohms	13.21 mm	20.95 mm		6.35 mm				Bulk	28
Ferrite Cable Cores 85ohms 100MHz 13.72mm Inside Dia. 28B0870-000 Laird 1: $1.10 7,185In Stock	Mfr. Part No. 28B0870-000 Mouser Part No 875-28B0870-000	Laird	Ferrite Cable Cores 85ohms 100MHz 13.72mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	7,185In Stock	$1.10 $0.757 $0.648 $0.575 View $0.518 $0.425 $0.399 $0.359	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	85 Ohms	13.72 mm	22.1 mm		6.35 mm				Bulk	28
Ferrite Cable Cores 122ohms 100MHz 15.49mm Inside Dia. 28B0999-000 Laird 1: $1.89 14,266In Stock	Mfr. Part No. 28B0999-000 Mouser Part No 875-28B0999-000	Laird	Ferrite Cable Cores 122ohms 100MHz 15.49mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	14,266In Stock	$1.89 $1.31 $0.99 $0.912 View $0.835 $0.71 $0.665 $0.631 $0.61	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	122 Ohms	15.49 mm	25.4 mm		12.7 mm				Bulk	28
Ferrite Cable Cores 151ohms 100MHz 12.7mm Inside Dia. 28B1000-000 Laird 1: $2.06 15,633In Stock 25,725Expected 17/11/2026	Mfr. Part No. 28B1000-000 Mouser Part No 875-28B1000-000	Laird	Ferrite Cable Cores 151ohms 100MHz 12.7mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	15,633In Stock 25,725Expected 17/11/2026	$2.06 $1.42 $1.22 $1.08 View $0.94 $0.876 $0.82 $0.81	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	151 Ohms	12.7 mm	25.4 mm		12.7 mm				Bulk	28
Ferrite Cable Cores 276ohms 100MHz 12.83mm Inside Dia. 28B1020-100 Laird 1: $2.87 6,434In Stock 12,936Expected 28/12/2026	Mfr. Part No. 28B1020-100 Mouser Part No 875-28B1020-100	Laird	Ferrite Cable Cores 276ohms 100MHz 12.83mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	6,434In Stock 12,936Expected 28/12/2026	$2.87 $2.02 $1.73 $1.60 View $1.44 $1.16 $1.14 $1.13	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	276 Ohms	12.83 mm	25.91 mm		28.58 mm				Bulk	28
Ferrite Cable Cores 307ohms 100MHz 13.77mm Inside Dia. 28B1122-100 Laird 1: $4.52 917In Stock 2,880On Order	Mfr. Part No. 28B1122-100 Mouser Part No 875-28B1122-100	Laird	Ferrite Cable Cores 307ohms 100MHz 13.77mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	917In Stock 2,880On Order On Order Ship Dates Mfr. No: 28B1122-100 Stock: 917 Can Dispatch Immediately On Order: 2,640 Expected 04/11/2026 240 Expected 11/11/2026 Factory Lead Time: 11 Weeks	$4.52 $3.09 $2.62 $2.30 $1.96	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	307 Ohms	13.77 mm	28.5 mm		28.58 mm				Bulk	28
Ferrite Cable Cores 210ohms 100MHz 13.77mm Inside Dia. 28B1122-300 Laird 1: $3.94 2,155In Stock	Mfr. Part No. 28B1122-300 Mouser Part No 875-28B1122-300	Laird	Ferrite Cable Cores 210ohms 100MHz 13.77mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	2,155In Stock	$3.94 $2.70 $2.30 $2.01 View $1.75 $1.59	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	210 Ohms	13.77 mm	28.5 mm		20 mm				Bulk	28
Ferrite Cable Cores 140ohms 100MHz 19.05mm Inside Dia. 28B1225-000 Laird 1: $3.14 1,565In Stock 1,080On Order	Mfr. Part No. 28B1225-000 Mouser Part No 875-28B1225-000	Laird	Ferrite Cable Cores 140ohms 100MHz 19.05mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	1,565In Stock 1,080On Order On Order Ship Dates Mfr. No: 28B1225-000 Stock: 1,565 Can Dispatch Immediately On Order: 900 Expected 04/11/2026 180 Expected 11/11/2026 Factory Lead Time: 12 Weeks	$3.14 $2.16 $1.85 $1.63 View $1.36 $1.24	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	140 Ohms	19.05 mm	31.12 mm		15.93 mm				Bulk	28
Ferrite Cable Cores 186ohms 100MHz 19.05mm Inside Dia. 28B1250-000 Laird 1: $3.90 1,868In Stock	Mfr. Part No. 28B1250-000 Mouser Part No 875-28B1250-000	Laird	Ferrite Cable Cores 186ohms 100MHz 19.05mm Inside Dia. Learn More about Laird 28x ferrite cable cores	Datasheet	1,868In Stock	$3.90 $2.68 $2.28 $2.00 $1.65	Min.: 1 Mult.: 1	28B	Round Cable Cores Solid	186 Ohms	19.05 mm	31.75 mm		22.22 mm				Bulk	28