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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 (IDR) 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 E20/10/6 N87LP 0.500 MM B66311G0500X187 TDK 1: Rp23.116 3.148In Stock 5.880Expected 18/01/2027	Mfr. Part No. B66311G0500X187 Mouser Part No 871-B66311G0500X187	TDK	Ferrite Cores & Accessories E20/10/6 N87LP 0.500 MM Learn More about TDK ferrite cores	Datasheet	3.148In Stock 5.880Expected 18/01/2027	Rp23.116 Rp15.979 Rp13.760 Rp12.439 View Rp10.971 Rp9.026 Rp8.091 Rp7.393	Min.: 1 Mult.: 1	E20/10/6	Ferrite Cores	Gapped	E Core	20 x 10 x 6 (EF 20)	103 nH		Core		N87		Bulk
Ferrite Cores & Accessories E20/10/6 N87OL B66311GX187 TDK 1: Rp18.346 19.605In Stock 14.700Expected 04/01/2027	Mfr. Part No. B66311GX187 Mouser Part No 871-B66311GX187	TDK	Ferrite Cores & Accessories E20/10/6 N87OL Learn More about TDK ferrite cores	Datasheet	19.605In Stock 14.700Expected 04/01/2027	Rp18.346 Rp11.503 Rp10.347 Rp9.008 View Rp7.889 Rp6.715 Rp6.219 Rp5.540 Rp5.522	Min.: 1 Mult.: 1	B66311G	Ferrite Cores	Ungapped	E Core	20 x 10 x 6 (EF 20)	1.47 uH	- 20 %, + 30 %	Core		N87		Bulk
Ferrite Cores & Accessories E25/13/7 N87LP 0.160MM B66317G0160X187 TDK 1: Rp22.382 4.191In Stock	Mfr. Part No. B66317G0160X187 Mouser Part No 871-B66317G0160X187	TDK	Ferrite Cores & Accessories E25/13/7 N87LP 0.160MM Learn More about TDK ferrite cores	Datasheet	4.191In Stock	Rp22.382 Rp15.429 Rp13.283 Rp12.017 View Rp10.586 Rp8.714 Rp7.137 Rp7.118	Min.: 1 Mult.: 1	E25/13/7	Ferrite Cores	Gapped	E Core	25 x 13 x 7 (EF 25)	347 nH				N87		Bulk
Ferrite Cores & Accessories E25/13/7 N87LP 0.250MM B66317G0250X187 TDK 1: Rp22.199 3.064In Stock 5.400Expected 14/10/2026	Mfr. Part No. B66317G0250X187 Mouser Part No 871-B66317G0250X187	TDK	Ferrite Cores & Accessories E25/13/7 N87LP 0.250MM Learn More about TDK ferrite cores	Datasheet	3.064In Stock 5.400Expected 14/10/2026	Rp22.199 Rp15.319 Rp13.227 Rp12.072 View Rp10.641 Rp8.696 Rp7.155	Min.: 1 Mult.: 1	E25/13/7	Ferrite Cores	Gapped	E Core	25 x 13 x 7 (EF 25)	250 nH				N87		Bulk
Ferrite Cores & Accessories E25/13/7 N87OL B66317GX187 TDK 1: Rp20.364 5.939In Stock	Mfr. Part No. B66317GX187 Mouser Part No 871-B66317GX187	TDK	Ferrite Cores & Accessories E25/13/7 N87OL Learn More about TDK ferrite cores	Datasheet	5.939In Stock	Rp20.364 Rp14.181 Rp12.053 Rp10.714 View Rp9.448 Rp7.944 Rp6.183 Rp6.164	Min.: 1 Mult.: 1	B66317G	Ferrite Cores	Ungapped	E Core	25 x 13 x 7 (EF 25)	1.85 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories E30/15/7 N30OL B66319G0000X130 TDK 1: Rp36.325 3.232In Stock	Mfr. Part No. B66319G0000X130 Mouser Part No 871-B66319G0000X130	TDK	Ferrite Cores & Accessories E30/15/7 N30OL Learn More about TDK ferrite cores	Datasheet	3.232In Stock	Rp36.325 Rp25.134 Rp21.465 Rp19.080 View Rp16.640 Rp14.145 Rp12.292 Rp12.273	Min.: 1 Mult.: 1	E30/15/7	Ferrite Cores	Ungapped	E Core	30 x 15 x 7	3.1 uH	- 20 %, + 30 %			N30		Bulk
Ferrite Cores & Accessories E30/15/7 N87OL B66319GX187 TDK 1: Rp33.023 2.371In Stock 3.400Expected 21/12/2026	Mfr. Part No. B66319GX187 Mouser Part No 871-B66319GX187	TDK	Ferrite Cores & Accessories E30/15/7 N87OL Learn More about TDK ferrite cores	Datasheet	2.371In Stock 3.400Expected 21/12/2026	Rp33.023 Rp22.933 Rp19.630 Rp17.319 View Rp15.209 Rp12.659 Rp11.430 Rp11.136	Min.: 1 Mult.: 1	B66319G	Ferrite Cores	Ungapped	E Core	30 x 15 x 7	1.9 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories E Cores Accessories B66359S2000X000 TDK 200: Rp4.623 23.000In Stock	Mfr. Part No. B66359S2000X000 Mouser Part No 871-B66359S2000X000	TDK	Ferrite Cores & Accessories E Cores Accessories Learn More about TDK ferrite cores	Datasheet	23.000In Stock	Rp4.623 Rp4.183 Rp3.633 Rp3.394	Min.: 200 Mult.: 200	ETD29/16/10	Hardware & Accessories	Ungapped									Bulk
Ferrite Cores & Accessories ETD34/17 11-N87-G1000 B66361G1000X187 TDK 1: Rp50.452 3.698In Stock	Mfr. Part No. B66361G1000X187 Mouser Part No 871-B66361G1000X187	TDK	Ferrite Cores & Accessories ETD34/17 11-N87-G1000 Learn More about TDK ferrite cores	Datasheet	3.698In Stock	Rp50.452 Rp34.857 Rp29.721 Rp26.235 View Rp22.933 Rp18.163 Rp17.686	Min.: 1 Mult.: 1	ETD34/17/11	Ferrite Cores	Gapped	ETD Core	34 x 17 x 11	153 nH				N87		Bulk
Ferrite Cores & Accessories ETD34/17/11 N87OL B66361GX187 TDK 1: Rp53.020 7.577In Stock	Mfr. Part No. B66361GX187 Mouser Part No 871-B66361GX187	TDK	Ferrite Cores & Accessories ETD34/17/11 N87OL Learn More about TDK ferrite cores	Datasheet	7.577In Stock	Rp53.020 Rp36.509 Rp31.188 Rp27.519 View Rp24.033 Rp20.181 Rp19.447	Min.: 1 Mult.: 1	B66361G	Ferrite Cores	Ungapped	ETD Core	34 x 17 x 11	2.6 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories COIL FORMER RYNITE FR 530 B66362W1014T001 TDK 1: Rp47.333 1.721In Stock 1.200Expected 26/10/2026	Mfr. Part No. B66362W1014T001 Mouser Part No 871-B66362W1014T001	TDK	Ferrite Cores & Accessories COIL FORMER RYNITE FR 530 Learn More about TDK ferrite cores	Datasheet	1.721In Stock 1.200Expected 26/10/2026	Rp47.333 Rp42.746 Rp38.343 Rp35.408 View Rp31.372 Rp30.087 Rp28.803 Rp27.702	Min.: 1 Mult.: 1	ETD34/17/11	Hardware & Accessories	Ungapped	ETD Core	34 x 17 x 11				14 Pin		Pin	Tray
Ferrite Cores & Accessories COIL FORMER RNITE FR 530 B66362X1014T001 TDK 1: Rp35.224 2.229In Stock 3.000Expected 20/10/2026	Mfr. Part No. B66362X1014T001 Mouser Part No 871-B66362X1014T1	TDK	Ferrite Cores & Accessories COIL FORMER RNITE FR 530 Learn More about TDK ferrite cores	Datasheet	2.229In Stock 3.000Expected 20/10/2026	Rp35.224 Rp32.106 Rp30.821 Rp29.904 View Rp28.069 Rp27.336 Rp25.317	Min.: 1 Mult.: 1	ETD34/17/11	Hardware & Accessories	Ungapped	ETD Core	34 x 17 x 11				14 Pin		Pin	Tray
Ferrite Cores & Accessories ETD39/20/13 N97OL B66363G0000X197 TDK 1: Rp94.482 2.197In Stock	Mfr. Part No. B66363G0000X197 Mouser Part No 871-B66363GX197	TDK	Ferrite Cores & Accessories ETD39/20/13 N97OL Learn More about TDK ferrite cores	Datasheet	2.197In Stock	Rp94.482 Rp64.578 Rp54.671 Rp47.883 View Rp38.710 Rp38.343 Rp37.793	Min.: 1 Mult.: 1	ETD39/20/13	Ferrite Cores	Ungapped	ETD Core	39 x 20 x 13	2.8 uH	- 20 %, + 30 %			N97		Bulk
Ferrite Cores & Accessories COIL FORMER RNITE FR 530 B66364W1016T1 TDK 1: Rp40.545 1.413In Stock	Mfr. Part No. B66364W1016T1 Mouser Part No 871-B66364W1016T1	TDK	Ferrite Cores & Accessories COIL FORMER RNITE FR 530 Learn More about TDK ferrite cores	Datasheet	1.413In Stock	Rp40.545 Rp36.692 Rp35.408 Rp34.124 View Rp31.005 Rp29.537 Rp29.354 Rp29.170 Rp27.702	Min.: 1 Mult.: 1	B66364W	Hardware & Accessories	Gapped	ETD Core	39 x 20 x 13				16 Pin		Pin	Tray
Ferrite Cores & Accessories ETD44/22/15 N87OL B66365G0000X187 TDK 1: Rp81.640 1.014In Stock	Mfr. Part No. B66365G0000X187 Mouser Part No 871-B66365GX187	TDK	Ferrite Cores & Accessories ETD44/22/15 N87OL Learn More about TDK ferrite cores	Datasheet	1.014In Stock	Rp81.640 Rp55.955 Rp47.516 Rp41.645 View Rp33.390 Rp31.188	Min.: 1 Mult.: 1	ETD44/22/15	Ferrite Cores	Ungapped	ETD Core	44 x 22 x 15	2.15 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories CLM-ETD44 2 PCS REQUIRED B66366A2000X000 TDK 1: Rp11.008 6.511In Stock	Mfr. Part No. B66366A2000X000 Mouser Part No 871-B66366A2000X	TDK	Ferrite Cores & Accessories CLM-ETD44 2 PCS REQUIRED Learn More about TDK ferrite cores	Datasheet	6.511In Stock	Rp11.008 Rp10.054 Rp9.668 Rp9.393 View Rp9.100 Rp7.008 Rp6.935 Rp6.091 Rp6.036	Min.: 1 Mult.: 1	ETD44/22/15	Hardware & Accessories	Ungapped	ETD Core	44 x 22 x 15							Bulk
Ferrite Cores & Accessories CLM-ETD49 2 PCS REQUIRED B66368A2000X TDK 1: Rp11.008 5.149In Stock 3.000Expected 06/11/2026	Mfr. Part No. B66368A2000X Mouser Part No 871-B66368A2000X	TDK	Ferrite Cores & Accessories CLM-ETD49 2 PCS REQUIRED Learn More about TDK ferrite cores	Datasheet	5.149In Stock 3.000Expected 06/11/2026	Rp11.008 Rp9.980 Rp9.448 Rp8.513 View Rp7.504 Rp6.971 Rp5.449	Min.: 1 Mult.: 1	B66368A	Hardware & Accessories	Ungapped	ETD Core	49 x 25 x 16			Yoke				Bulk
Ferrite Cores & Accessories COIL FORMER RYNITE FR 530 B66368W1020T001 TDK 1: Rp62.743 989In Stock 1.680Expected 04/01/2027	Mfr. Part No. B66368W1020T001 Mouser Part No 871-B66368W1020T001	TDK	Ferrite Cores & Accessories COIL FORMER RYNITE FR 530 Learn More about TDK ferrite cores	Datasheet	989In Stock 1.680Expected 04/01/2027	Rp62.743 Rp48.617 Rp41.279 Rp36.325 View Rp34.857 Rp30.638	Min.: 1 Mult.: 1	ETD49/25/16	Hardware & Accessories	Ungapped	ETD Core	49 x 25 x 16			Coil Former with Solder Pins	20 Pin		Pin	Tray
Ferrite Cores & Accessories CF-E70/33/32-1S BOBBIN/COILFORMER B66372B1000T001 TDK 1: Rp105.306 569In Stock	Mfr. Part No. B66372B1000T001 Mouser Part No 871-B66372B1000T001	TDK	Ferrite Cores & Accessories CF-E70/33/32-1S BOBBIN/COILFORMER Learn More about TDK distributed gapped cores	Datasheet	569In Stock	Rp105.306 Rp90.079 Rp78.521 Rp72.467 View Rp68.247 Rp63.661 Rp63.294 Rp63.110	Min.: 1 Mult.: 1	E70/33/32		Ungapped		E 70 x 33 x 32							Tray
Ferrite Cores & Accessories E80/38/20 N27OL B66375G0000X127 TDK 1: Rp130.440 758In Stock	Mfr. Part No. B66375G0000X127 Mouser Part No 871-B66375G0000X127	TDK	Ferrite Cores & Accessories E80/38/20 N27OL Learn More about TDK ferrite cores	Datasheet	758In Stock	Rp130.440 Rp89.528 Rp70.265 Rp60.542 Rp55.588	Min.: 1 Mult.: 1	E80/38/20	Ferrite Cores	Ungapped	E Core	80 x 38 x 20	4.15 uH	- 20 %, + 30 %			N27		Bulk
Ferrite Cores & Accessories E80/38/20 N87OL B66375G0000X187 TDK 1: Rp134.293 1.980In Stock	Mfr. Part No. B66375G0000X187 Mouser Part No 871-B66375G0000X187	TDK	Ferrite Cores & Accessories E80/38/20 N87OL Learn More about TDK ferrite cores	Datasheet	1.980In Stock	Rp134.293 Rp93.198 Rp74.118 Rp65.312 View Rp61.459 Rp61.276	Min.: 1 Mult.: 1	E80/38/20	Ferrite Cores	Ungapped	E Core	80 x 38 x 20	4.5 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories ETD54/28/19 N87OL B66395G0000X187 TDK 1: Rp135.210 529In Stock 486Expected 16/10/2026	Mfr. Part No. B66395G0000X187 Mouser Part No 871-B66395GX187	TDK	Ferrite Cores & Accessories ETD54/28/19 N87OL Learn More about TDK ferrite cores	Datasheet	529In Stock 486Expected 16/10/2026	Rp135.210 Rp92.831 Rp75.952 Rp62.009 Rp57.423	Min.: 1 Mult.: 1	ETD54/28/19	Ferrite Cores	Ungapped	ETD Core	54 x 28 x 19	4.45 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories CLM-ETD54 2 PCS REQUIRED B66396A2000X000 TDK 1: Rp19.997 15.118In Stock	Mfr. Part No. B66396A2000X000 Mouser Part No 871-B66396A2000X	TDK	Ferrite Cores & Accessories CLM-ETD54 2 PCS REQUIRED Learn More about TDK ferrite cores	Datasheet	15.118In Stock	Rp19.997 Rp18.218 Rp16.970 Rp15.869 View Rp14.622 Rp12.494 Rp11.595 Rp11.301	Min.: 1 Mult.: 1	ETD54/28/19	Hardware & Accessories	Ungapped	ETD Core	54 x 28 x 19							Bulk
Ferrite Cores & Accessories ETD59/31/22 N87OL B66397GX187 TDK 1: Rp153.556 958In Stock 800Expected 25/01/2027	Mfr. Part No. B66397GX187 Mouser Part No 871-B66397GX187	TDK	Ferrite Cores & Accessories ETD59/31/22 N87OL Learn More about TDK ferrite cores	Datasheet	958In Stock 800Expected 25/01/2027	Rp153.556 Rp103.655 Rp86.777 Rp80.172 View Rp75.769 Rp63.110	Min.: 1 Mult.: 1	B66397G	Ferrite Cores	Ungapped	ETD Core	59 x 31 x 22	5.3 uH	- 20 %, + 30 %			N87		Bulk
Ferrite Cores & Accessories CLM-ETD59 B66398A2000X TDK 1: Rp24.584 3.834In Stock 7.200Expected 20/10/2026	Mfr. Part No. B66398A2000X Mouser Part No 871-B66398A2000X	TDK	Ferrite Cores & Accessories CLM-ETD59 Learn More about TDK ferrite cores	Datasheet	3.834In Stock 7.200Expected 20/10/2026	Rp24.584 Rp22.382 Rp19.447 Rp18.291 View Rp16.787 Rp15.778 Rp14.402	Min.: 1 Mult.: 1	B66398A	Hardware & Accessories	Ungapped	ETD Core	59 x 31 x 22			Yoke				Bulk