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Image	Part #	Mfr.	Description	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Product	Type	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
Ferrite Cores & Accessories 77 CORES 9077002002 Fair-Rite 1: $0.68 9,971In Stock	Mfr. Part # 9077002002 Mouser Part # 623-9077002002	Fair-Rite	Ferrite Cores & Accessories 77 CORES Learn More about Fair-Rite epcos tdk ferrite cores	9,971In Stock	$0.68 $0.471 $0.407 $0.364 View $0.323 $0.274 $0.24 $0.208 $0.195	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Ferrite Cores	Ungapped	- 55 C	+ 125 C	Bulk
Ferrite Toroids / Ferrite Rings 77 Toroid T13/7.9/13-77 5977001901 Fair-Rite 1: $1.28 7,163In Stock	Mfr. Part # 5977001901 Mouser Part # 623-5977001901	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 Toroid T13/7.9/13-77 Learn More about Fair-Rite fair rite 59x toroid rings	7,163In Stock	$1.28 $0.883 $0.762 $0.691 View $0.618 $0.523 $0.461 $0.425	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Toroids / Ferrite Rings 77 TOROID (9.74/4.56/3.34)mm 5977000211 Fair-Rite 1: $0.66 11,362In Stock	Mfr. Part # 5977000211 Mouser Part # 623-5977000211	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 TOROID (9.74/4.56/3.34)mm Learn More about Fair-Rite fair rite 59x toroid rings	11,362In Stock	$0.66 $0.459 $0.396 $0.354 View $0.314 $0.267 $0.233 $0.203 $0.19	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Cable Cores 77 SHIELD BEAD Z= 33 OHM @25MHz 2677006302 Fair-Rite 1: $2.35 4,694In Stock	Mfr. Part # 2677006302 Mouser Part # 623-2677006302	Fair-Rite	Ferrite Cable Cores 77 SHIELD BEAD Z= 33 OHM @25MHz	4,694In Stock	$2.35 $1.75 $1.44 $1.32 View $1.15 $0.992	Min.: 1 Mult.: 1	Ferrite Cable Cores	Round Cable Cores Solid	Shield Bead			Bulk
Ferrite Cores & Accessories 77 3PC Bobbin 9677352508 Fair-Rite 1: $6.97 539In Stock	Mfr. Part # 9677352508 Mouser Part # 623-9677352508	Fair-Rite	Ferrite Cores & Accessories 77 3PC Bobbin	539In Stock	Cut Tape $6.97 $4.94 $4.65 $4.24 Reel $4.24 View $4.04 $3.84 $3.83 $3.72	Min.: 1 Mult.: 1 : 78	Ferrite Cores & Accessories	Hardware & Accessories	Coil Former (Bobbins)			Reel, Cut Tape
Ferrite Cores & Accessories 77 3PC Bobbin Imp 55 nH 10% TOL 9677142009 Fair-Rite 1: $1.41 2,246In Stock	Mfr. Part # 9677142009 Mouser Part # 623-9677142009	Fair-Rite	Ferrite Cores & Accessories 77 3PC Bobbin Imp 55 nH 10% TOL Learn More about Fair-Rite fair rite 43 bobbin grounds	2,246In Stock	$1.41 $1.24 $1.15 $1.08 View $0.932 $0.743 $0.742 $0.663	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Hardware & Accessories	Coil Former (Bobbins)			Bulk
Ferrite Toroids / Ferrite Rings 77 RINGS 5977001621 Fair-Rite 1: $4.10 1,496In Stock	Mfr. Part # 5977001621 Mouser Part # 623-5977001621	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 RINGS Learn More about Fair-Rite fair rite 59x toroid rings	1,496In Stock	$4.10 $2.81 $2.39 $2.09 View $1.82 $1.68 $1.61 $1.56	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Toroids / Ferrite Rings 77 RINGS 5977003821 Fair-Rite 1: $10.25 774In Stock	Mfr. Part # 5977003821 Mouser Part # 623-5977003821	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 RINGS Learn More about Fair-Rite fair rite 59x toroid rings	774In Stock	$10.25 $7.28 $5.76 $5.42 View $5.10 $5.09	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Toroids / Ferrite Rings 77 RI 5977001801 Fair-Rite 1: $2.16 1,192In Stock	Mfr. Part # 5977001801 Mouser Part # 623-5977001801	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 RI Learn More about Fair-Rite fair rite 59x toroid rings	1,192In Stock	Cut Tape $2.16 $1.49 $1.27 $1.05 View Reel $0.742 $0.912 $0.787 $0.743 $0.742	Min.: 1 Mult.: 1 : 913	Ferrite Toroids / Ferrite Rings	Toroids	Ferrite Ring Toroid	- 55 C	+ 90 C	Reel, Cut Tape
Ferrite Cores & Accessories 77 U CORE 9277023002 Fair-Rite 1: $2.16 1,057In Stock	Mfr. Part # 9277023002 Mouser Part # 623-9277023002	Fair-Rite	Ferrite Cores & Accessories 77 U CORE	1,057In Stock	$2.16 $1.53 $1.31 $1.16 View $1.02 $0.838 $0.742 $0.733	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Ferrite Cores	Ungapped			Bulk
Ferrite Cable Cores 2677540402 Fair-Rite 1: $3.43 85In Stock 1,880Expected 9/28/2026	Mfr. Part # 2677540402 Mouser Part # 623-2677540402	Fair-Rite	Ferrite Cable Cores	85In Stock 1,880Expected 9/28/2026	$3.43 $2.37 $2.03 $1.79 View $1.57 $1.39 $1.32 $1.31	Min.: 1 Mult.: 1	Ferrite Cable Cores	Round Cable Cores Solid
Ferrite Cores & Accessories 77 3PC Bobbin 9677453508 Fair-Rite 1: $11.07 94In Stock	Mfr. Part # 9677453508 Mouser Part # 623-9677453508	Fair-Rite	Ferrite Cores & Accessories 77 3PC Bobbin	94In Stock	$11.07 $8.06 $6.45 $6.24 View $6.23 $6.20 $6.14 Quote	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Hardware & Accessories	Coil Former (Bobbins)			Bulk
Ferrite Cores & Accessories 77 3PC Bobbin 9677282508 Fair-Rite 1: $5.43 155In Stock	Mfr. Part # 9677282508 Mouser Part # 623-9677282508	Fair-Rite	Ferrite Cores & Accessories 77 3PC Bobbin	155In Stock	$5.43 $3.72 $3.16 $2.77 View $2.44 $2.43 $2.42	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Hardware & Accessories	Coil Former (Bobbins)			Bulk
Ferrite Cores & Accessories 77 Rod 12.30x31.75MM 4077485111 Fair-Rite 1: $2.77 773In Stock	Mfr. Part # 4077485111 Mouser Part # 623-4077485111	Fair-Rite	Ferrite Cores & Accessories 77 Rod 12.30x31.75MM Learn More about Fair-Rite fair rite ferrite pressed rods	773In Stock	$2.77 $1.92 $1.57 $1.44 View $1.26 $1.04 $0.966	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Rods	Solid Rod			Bulk
Ferrite Toroids / Ferrite Rings 77 TOROID 5977000601 Fair-Rite 1: $1.21 2,426In Stock	Mfr. Part # 5977000601 Mouser Part # 623-5977000601	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 TOROID Learn More about Fair-Rite fair rite 59x toroid rings	2,426In Stock	$1.21 $0.833 $0.716 $0.603 View $0.562 $0.471 $0.419 $0.366	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Toroids / Ferrite Rings 77 TOROID T29/19/7.5-77 5977001001 Fair-Rite 1: $2.58 983In Stock	Mfr. Part # 5977001001 Mouser Part # 623-5977001001	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 TOROID T29/19/7.5-77 Learn More about Fair-Rite fair rite 59x toroid rings	983In Stock	$2.58 $1.79 $1.53 $1.35 View $1.18 $0.912 $0.911	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Toroids / Ferrite Rings 77 TOROID T31/19/7.9-77 5977001601 Fair-Rite 1: $1.37 1,241In Stock	Mfr. Part # 5977001601 Mouser Part # 623-5977001601	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 TOROID T31/19/7.9-77 Learn More about Fair-Rite fair rite 59x toroid rings	1,241In Stock	$1.37 $1.11 $1.03 $0.964 View $0.846 $0.752 $0.626 $0.597	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Toroids / Ferrite Rings 77 RINGS 5977001721 Fair-Rite 1: $4.15 680In Stock	Mfr. Part # 5977001721 Mouser Part # 623-5977001721	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 RINGS Learn More about Fair-Rite fair rite 59x toroid rings	680In Stock	$4.15 $2.70 $2.44 $2.14 View $1.86 $1.57	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Cores & Accessories 77 3PC Bobbin Ind 84 nH 10% TOL 9677242409 Fair-Rite 1: $2.66 636In Stock	Mfr. Part # 9677242409 Mouser Part # 623-9677242409	Fair-Rite	Ferrite Cores & Accessories 77 3PC Bobbin Ind 84 nH 10% TOL	636In Stock	$2.66 $2.36 $2.10 $1.84 View $1.51 $1.35 $1.30 $1.29	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Hardware & Accessories	Coil Former (Bobbins)			Bulk
Ferrite Toroids / Ferrite Rings 77 RI 5977006401 Fair-Rite 1: $2.25 1,694In Stock	Mfr. Part # 5977006401 Mouser Part # 623-5977006401	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 RI Learn More about Fair-Rite fair rite 59x toroid rings	1,694In Stock	Cut Tape $2.25 $1.65 $1.46 $1.29 Reel $1.17 View $1.17 $0.909	Min.: 1 Mult.: 1 : 504	Ferrite Toroids / Ferrite Rings	Toroids	Ferrite Ring Toroid	- 55 C	+ 90 C	Reel, Cut Tape
Ferrite Cores & Accessories 77 U Core 25.4x6.6x15.75MM 9077025002 Fair-Rite 1: $1.76 4,983In Stock	Mfr. Part # 9077025002 Mouser Part # 623-9077025002	Fair-Rite	Ferrite Cores & Accessories 77 U Core 25.4x6.6x15.75MM Learn More about Fair-Rite epcos tdk ferrite cores	4,983In Stock	$1.76 $1.22 $1.05 $0.951 View $0.874 $0.79 $0.624 $0.623	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Ferrite Cores	Ungapped			Bulk
Ferrite Cores & Accessories 77 U CORE (41.15/11.7/25.4)mm 9277012002 Fair-Rite 1: $4.53 820In Stock 432Expected 10/15/2026	Mfr. Part # 9277012002 Mouser Part # 623-9277012002	Fair-Rite	Ferrite Cores & Accessories 77 U CORE (41.15/11.7/25.4)mm Learn More about Fair-Rite epcos tdk ferrite cores	820In Stock 432Expected 10/15/2026	Cut Tape $4.53 $3.11 $2.34 $2.12 $1.97 Reel $1.72	Min.: 1 Mult.: 1 : 216	Ferrite Cores & Accessories	Ferrite Cores	Ungapped			Reel, Cut Tape
Ferrite Cores & Accessories 77 Rod 8x38.10MM 4077312911 Fair-Rite 1: $1.85 2,867In Stock	Mfr. Part # 4077312911 Mouser Part # 623-4077312911	Fair-Rite	Ferrite Cores & Accessories 77 Rod 8x38.10MM	2,867In Stock	$1.85 $1.28 $1.11 $0.947 View $0.861 $0.715 $0.698	Min.: 1 Mult.: 1	Ferrite Cores & Accessories	Rods	Solid Rod			Bulk
Ferrite Toroids / Ferrite Rings 77 TOROID 4.90mm 12.70mm 5977000301 Fair-Rite 1: $0.68 21,186In Stock 15,780Expected 12/21/2026	Mfr. Part # 5977000301 Mouser Part # 623-5977000301	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 TOROID 4.90mm 12.70mm Learn More about Fair-Rite fair rite 59x toroid rings	21,186In Stock 15,780Expected 12/21/2026	$0.68 $0.468 $0.404 $0.36 View $0.297 $0.262 $0.238 $0.222 $0.216	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk
Ferrite Toroids / Ferrite Rings 77 Toroid 5977001121 Fair-Rite 1: $8.46 4,343In Stock	Mfr. Part # 5977001121 Mouser Part # 623-5977001121	Fair-Rite	Ferrite Toroids / Ferrite Rings 77 Toroid Learn More about Fair-Rite fair rite 59x toroid rings	4,343In Stock	$8.46 $6.00 $4.75 $4.47 $4.29	Min.: 1 Mult.: 1	Ferrite Toroids / Ferrite Rings	Toroids	Ring Core			Bulk

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