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Ferrite Cores & Accessories

TDK Ferrite Cores and Accessories feature polycrystal, sintered material construction with high electrical resistivity and distributed air gaps. These ferrites are ideal for transportation equipment and medical devices. Ferrite cores include E core, ETD core, PM core, U core, PS core, RM core, EFD core, and more. A wide variety of accessories is also available.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Ferrite Cores & Accessories 41.8X26.2X12.5 T65 TOROID B64290L0022X065 TDK 1: £5.41 235In Stock	Mfr. Part No. B64290L0022X065 Mouser Part No 871-B64290L0022X065	TDK	Ferrite Cores & Accessories 41.8X26.2X12.5 T65 TOROID Learn More about TDK infineon powertrain	Datasheet	235In Stock	£5.41 £3.68 £3.09 £2.69 £2.31	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 10X6X4 N27 TOROID B64290L0038X027 TDK 1: £0.308 4,734In Stock	Mfr. Part No. B64290L0038X027 Mouser Part No 871-B64290L0038X027	TDK	Ferrite Cores & Accessories 10X6X4 N27 TOROID Learn More about TDK infineon powertrain	Datasheet	4,734In Stock	£0.308 £0.217 £0.168 £0.15 View Reel £0.082 £0.127 £0.112 £0.082 £0.082	Min.: 1 Mult.: 1 : 3,000
Ferrite Cores & Accessories 10/6/4 T37 TOROID B64290L0038X037 TDK 1: £0.526 2,197In Stock 48,000On Order	Mfr. Part No. B64290L0038X037 Mouser Part No 871-B64290L0038X037	TDK	Ferrite Cores & Accessories 10/6/4 T37 TOROID Learn More about TDK infineon powertrain	Datasheet	2,197In Stock 48,000On Order On Order Ship Dates Mfr. No: B64290L0038X037 Stock: 2,197 Can Dispatch Immediately On Order: 12,000 Expected 09/11/2026 36,000 Expected 18/05/2027 Factory Lead Time: 30 Weeks	£0.526 £0.367 £0.321 £0.286 View £0.253 £0.213 £0.186 £0.184 £0.154	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 58.3/32/18 T37 TOROID B64290L0043X037 TDK 1: £18.36 28In Stock	Mfr. Part No. B64290L0043X037 Mouser Part No 871-B64290L0043X037	TDK	Ferrite Cores & Accessories 58.3/32/18 T37 TOROID Learn More about TDK infineon powertrain	Datasheet	28In Stock	£18.36 £12.39 £11.00	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 12.5X7.5X5 N27 TOROID B64290L0044X027 TDK 1: £0.511 6,630In Stock	Mfr. Part No. B64290L0044X027 Mouser Part No 871-B64290L0044X027	TDK	Ferrite Cores & Accessories 12.5X7.5X5 N27 TOROID Learn More about TDK infineon powertrain	Datasheet	6,630In Stock	£0.511 £0.356 £0.309 £0.276 £0.265 Reel £0.265	Min.: 1 Mult.: 1 : 1,500
Ferrite Cores & Accessories 12.5X7.5X5 N49 TOROID B64290L0044X049 TDK 1: £0.548 2,209In Stock 4,500Expected 17/05/2027	Mfr. Part No. B64290L0044X049 Mouser Part No 871-B64290L0044X049	TDK	Ferrite Cores & Accessories 12.5X7.5X5 N49 TOROID Learn More about TDK infineon powertrain	Datasheet	2,209In Stock 4,500Expected 17/05/2027	£0.548 £0.383 £0.33 £0.293 View Reel £0.159 £0.26 £0.22 £0.191 £0.159 £0.159	Min.: 1 Mult.: 1 : 1,500
Ferrite Cores & Accessories 12.5X7.5X5 N87 TOROID B64290L0044X087 TDK 1: £0.39 1,108In Stock 4,500Expected 09/03/2027	Mfr. Part No. B64290L0044X087 Mouser Part No 871-B64290L0044X087	TDK	Ferrite Cores & Accessories 12.5X7.5X5 N87 TOROID Learn More about TDK infineon powertrain	Datasheet	1,108In Stock 4,500Expected 09/03/2027	£0.39 £0.272 £0.235 £0.21 View Reel £0.126 £0.186 £0.158 £0.139 £0.129 £0.126	Min.: 1 Mult.: 1 : 1,500
Ferrite Cores & Accessories 34X20.5X12.5 T65 TOROID B64290L0048X065 TDK 1: £5.08 148In Stock	Mfr. Part No. B64290L0048X065 Mouser Part No 871-B64290L0048X065	TDK	Ferrite Cores & Accessories 34X20.5X12.5 T65 TOROID Learn More about TDK infineon powertrain	Datasheet	148In Stock	£5.08 £3.46 £2.92 £2.54 View £2.17 £2.15	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 34/20.5/12.5 N87 TOROID B64290L0048X087 TDK 1: £4.89 100In Stock 300Expected 18/05/2027	Mfr. Part No. B64290L0048X087 Mouser Part No 871-B64290L0048X087	TDK	Ferrite Cores & Accessories 34/20.5/12.5 N87 TOROID Learn More about TDK infineon powertrain	Datasheet	100In Stock 300Expected 18/05/2027	£4.89 £3.32 £2.81 £2.44 View £2.10 £2.05	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 50X30X20 T37 TOROID B64290L0082X037 TDK 1: £15.64 111In Stock	Mfr. Part No. B64290L0082X037 Mouser Part No 871-B64290L0082X037	TDK	Ferrite Cores & Accessories 50X30X20 T37 TOROID Learn More about TDK infineon powertrain	Datasheet	111In Stock	£15.64 £10.24 £8.08	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 25.3/14.8/20 T38 TOROID B64290L0616X038 TDK 1: £4.25 471In Stock 1,620Expected 25/01/2027	Mfr. Part No. B64290L0616X038 Mouser Part No 871-B64290L0616X038	TDK	Ferrite Cores & Accessories 25.3/14.8/20 T38 TOROID Learn More about TDK infineon powertrain	Datasheet	471In Stock 1,620Expected 25/01/2027	£4.25 £2.90 £2.44 £2.14 View £1.85 £1.74	Min.: 1 Mult.: 1
Ferrite Cores & Accessories R22.1/13.7/6.35 T35 toroid B64290L0638X035 TDK 1: £1.56 1,108In Stock 1,500Expected 13/04/2027	Mfr. Part No. B64290L0638X035 Mouser Part No 871-B64290L0638X035	TDK	Ferrite Cores & Accessories R22.1/13.7/6.35 T35 toroid Learn More about TDK ferrite cores	Datasheet	1,108In Stock 1,500Expected 13/04/2027	£1.56 £1.08 £0.925 £0.818 View £0.714 £0.648 £0.546 £0.521	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 22.1X13.7X6.35N30 TOROID B64290L0638X830 TDK 1: £1.34 1,594In Stock	Mfr. Part No. B64290L0638X830 Mouser Part No 871-B64290L0638X830	TDK	Ferrite Cores & Accessories 22.1X13.7X6.35N30 TOROID Learn More about TDK infineon powertrain	Datasheet	1,594In Stock	£1.34 £0.934 £0.796 £0.702 View £0.618 £0.507 £0.441 £0.432	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 29.5X19X14.9 T37 TOROID B64290L0647X037 TDK 1: £4.41 268In Stock 600Expected 22/03/2027	Mfr. Part No. B64290L0647X037 Mouser Part No 871-B64290L0647X037	TDK	Ferrite Cores & Accessories 29.5X19X14.9 T37 TOROID Learn More about TDK infineon powertrain	Datasheet	268In Stock 600Expected 22/03/2027	£4.41 £3.03 £2.57 £2.25 View £1.96 £1.86 £1.75	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 17/10.7/6.8 N87 TOROID B64290L0652X087 TDK 1: £1.02 1,128In Stock	Mfr. Part No. B64290L0652X087 Mouser Part No 871-B64290L0652X087	TDK	Ferrite Cores & Accessories 17/10.7/6.8 N87 TOROID Learn More about TDK infineon powertrain	Datasheet	1,128In Stock	£1.02 £0.713 £0.613 £0.543 View Reel £0.33 £0.478 £0.40 £0.346 £0.33 £0.33	Min.: 1 Mult.: 1 : 1,500
Ferrite Cores & Accessories 30.5/20/12.5 N30 TOROID B64290L0657X830 TDK 1: £3.66 510In Stock	Mfr. Part No. B64290L0657X830 Mouser Part No 871-B64290L0657X830	TDK	Ferrite Cores & Accessories 30.5/20/12.5 N30 TOROID Learn More about TDK infineon powertrain	Datasheet	510In Stock	£3.66 £2.51 £2.13 £1.85 View £1.58 £1.44 £1.36	Min.: 1 Mult.: 1
Ferrite Cores & Accessories R14/9/5 T35 toroid B64290L0658X035 TDK 1: £0.863 2,509In Stock	Mfr. Part No. B64290L0658X035 Mouser Part No 871-B64290L0658X035	TDK	Ferrite Cores & Accessories R14/9/5 T35 toroid Learn More about TDK ferrite cores	Datasheet	2,509In Stock	£0.863 £0.60 £0.516 £0.458 View Reel £0.269 £0.404 £0.339 £0.293 £0.269	Min.: 1 Mult.: 1 : 1,200
Ferrite Cores & Accessories 14X9X5 N30 TOROID B64290L0658X830 TDK 1: £0.586 1,841In Stock	Mfr. Part No. B64290L0658X830 Mouser Part No 871-B64290L0658X830	TDK	Ferrite Cores & Accessories 14X9X5 N30 TOROID Learn More about TDK infineon powertrain	Datasheet	1,841In Stock	£0.586 £0.41 £0.354 £0.314 View Reel £0.173 £0.278 £0.235 £0.205 £0.173	Min.: 1 Mult.: 1 : 1,200
Ferrite Cores & Accessories 40X24X16 T37 TOROID B64290L0659X037 TDK 1: £8.54 130In Stock 240Expected 01/12/2026	Mfr. Part No. B64290L0659X037 Mouser Part No 871-B64290L0659X037	TDK	Ferrite Cores & Accessories 40X24X16 T37 TOROID Learn More about TDK infineon powertrain	Datasheet	130In Stock 240Expected 01/12/2026	£8.54 £5.72 £4.78 £3.95	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 40X24X16 T65 TOROID B64290L0659X065 TDK 1: £8.46 210In Stock	Mfr. Part No. B64290L0659X065 Mouser Part No 871-B64290L0659X065	TDK	Ferrite Cores & Accessories 40X24X16 T65 TOROID Learn More about TDK infineon powertrain	Datasheet	210In Stock	£8.46 £5.67 £4.75 £3.92	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 40X24X16 N87 TOROID B64290L0659X087 TDK 1: £6.82 239In Stock 240Expected 24/02/2027	Mfr. Part No. B64290L0659X087 Mouser Part No 871-B64290L0659X087	TDK	Ferrite Cores & Accessories 40X24X16 N87 TOROID Learn More about TDK infineon powertrain	Datasheet	239In Stock 240Expected 24/02/2027	£6.82 £4.60 £3.86 £3.12 View £2.99 £2.94	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 12.7X7.9X6.35 T65 TOROID B64290L0742X065 TDK 1: £0.548 1,988In Stock 27,000On Order	Mfr. Part No. B64290L0742X065 Mouser Part No 871-B64290L0742X065	TDK	Ferrite Cores & Accessories 12.7X7.9X6.35 T65 TOROID Learn More about TDK infineon powertrain	Datasheet	1,988In Stock 27,000On Order On Order Ship Dates Mfr. No: B64290L0742X065 Stock: 1,988 Can Dispatch Immediately On Order: 18,000 Expected 01/02/2027 9,000 Expected 09/03/2027 Factory Lead Time: 30 Weeks	£0.548 £0.384 £0.338 £0.301 View Reel £0.162 £0.266 £0.224 £0.196 £0.179 £0.162	Min.: 1 Mult.: 1 : 1,500
Ferrite Cores & Accessories 15.8X8.9X4.7 N87 TOROID B64290L0743X087 TDK 1: £0.713 634In Stock 7,500Expected 15/12/2026	Mfr. Part No. B64290L0743X087 Mouser Part No 871-B64290L0743X087	TDK	Ferrite Cores & Accessories 15.8X8.9X4.7 N87 TOROID Learn More about TDK infineon powertrain	Datasheet	634In Stock 7,500Expected 15/12/2026	£0.713 £0.497 £0.428 £0.38 View Reel £0.216 £0.336 £0.282 £0.245 £0.216	Min.: 1 Mult.: 1 : 2,500
Ferrite Cores & Accessories TOROID 41.8/26.2/12.5 N30 B64290L0022X830 TDK 1: £4.31 446In Stock 20,000On Order	Mfr. Part No. B64290L0022X830 Mouser Part No 871-B64290L22X830	TDK	Ferrite Cores & Accessories TOROID 41.8/26.2/12.5 N30 Learn More about TDK infineon powertrain	Datasheet	446In Stock 20,000On Order On Order Ship Dates Mfr. No: B64290L0022X830 Stock: 446 Can Dispatch Immediately On Order: 12,000 Expected 29/10/2026 8,000 Expected 26/11/2026 Factory Lead Time: 14 Weeks	£4.31 £2.93 £2.54	Min.: 1 Mult.: 1
Ferrite Cores & Accessories TOROID10X6X4N30 B64290L38X830 TDK 1: £0.353 5,970In Stock 23,800On Order	Mfr. Part No. B64290L38X830 Mouser Part No 871-B64290L38X830	TDK	Ferrite Cores & Accessories TOROID10X6X4N30 Learn More about TDK infineon powertrain	Datasheet	5,970In Stock 23,800On Order On Order Ship Dates Mfr. No: B64290L38X830 Stock: 5,970 Can Dispatch Immediately On Order: 11,800 Expected 05/11/2026 12,000 Expected 23/11/2026 Factory Lead Time: 14 Weeks	£0.353 £0.25 £0.193 £0.171 View Reel £0.097 £0.146 £0.127 £0.097 £0.097	Min.: 1 Mult.: 1 : 3,000

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Ferrite Cores & Accessories

Types of Passive Components