Passive Components – Mouser Japan

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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 (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
Ferrite Cores & Accessories RM6 N49 2200 '+30%-20% Sold as set B65807P0000R049 TDK 1: ¥797.3 1,532In Stock	Mfr. Part # B65807P0000R049 Mouser Part # 871-B65807P0000R049	TDK	Ferrite Cores & Accessories RM6 N49 2200 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	1,532In Stock	¥797.3 ¥544.8 ¥461.8 ¥403.6 View ¥350.5 ¥305.6 ¥304	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO B65808E1508T001 TDK 1: ¥280.7 1,667In Stock 5,000Expected 10/29/2026	Mfr. Part # B65808E1508T001 Mouser Part # 871-B65808E1508T1	TDK	Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO Learn More about TDK ferrite cores	Datasheet	1,667In Stock 5,000Expected 10/29/2026	¥280.7 ¥254.1 ¥237.5 ¥219.3 View ¥210.9 ¥209.3 ¥160.1	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER RM 6 6/1 B65808N1006D001 TDK 1: ¥197.7 11,081In Stock 7,000Expected 11/23/2026	Mfr. Part # B65808N1006D001 Mouser Part # 871-B65808N1006D001	TDK	Ferrite Cores & Accessories COIL FORMER RM 6 6/1 Learn More about TDK ferrite cores	Datasheet	11,081In Stock 7,000Expected 11/23/2026	¥197.7 ¥179.4 ¥171.1 ¥155.5 View ¥137 ¥121.8 ¥117.1 ¥104.6	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8 N48 250 +3%-3% Sold as set B65811D0250A048 TDK 1: ¥1,097.9 797In Stock	Mfr. Part # B65811D0250A048 Mouser Part # 871-B65811D0250A048	TDK	Ferrite Cores & Accessories RM8 N48 250 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	797In Stock	¥1,097.9 ¥745.8 ¥632.8 ¥548.1 View ¥458.4 ¥456.8 ¥433.5 ¥431.9	Min.: 1 Mult.: 1
Ferrite Cores & Accessories 250 nH 0.03 RM 8 RM Core Gapped N48 B65811F250A48 TDK 1: ¥1,401.9 509In Stock	Mfr. Part # B65811F250A48 Mouser Part # 871-B65811F250A48	TDK	Ferrite Cores & Accessories 250 nH 0.03 RM 8 RM Core Gapped N48 Learn More about TDK ferrite cores	Datasheet	509In Stock	¥1,401.9 ¥946.8 ¥795.6 ¥691 View ¥593 ¥591.3	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8/I-N49 Sold as set B65811J0000R049 TDK 1: ¥860.4 1,068In Stock	Mfr. Part # B65811J0000R049 Mouser Part # 871-B65811J0000R049	TDK	Ferrite Cores & Accessories RM8/I-N49 Sold as set Learn More about TDK ferrite cores	Datasheet	1,068In Stock	¥860.4 ¥588 ¥498.3 ¥436.8 View ¥342.2 ¥340.5 ¥320.6	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8/I-N97 Sold as set B65811J0000R097 TDK 1: ¥833.8 1,974In Stock 800Expected 3/29/2027	Mfr. Part # B65811J0000R097 Mouser Part # 871-B65811J0000R097	TDK	Ferrite Cores & Accessories RM8/I-N97 Sold as set Learn More about TDK ferrite cores	Datasheet	1,974In Stock 800Expected 3/29/2027	¥833.8 ¥569.7 ¥483.4 ¥421.9 View ¥322.2 ¥320.6	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8/I-T38 Sold as set B65811J0000Y038 TDK 1: ¥898.6 898In Stock 1,600Expected 12/3/2026	Mfr. Part # B65811J0000Y038 Mouser Part # 871-B65811J0000Y038	TDK	Ferrite Cores & Accessories RM8/I-T38 Sold as set Learn More about TDK ferrite cores	Datasheet	898In Stock 1,600Expected 12/3/2026	¥898.6 ¥616.2 ¥523.2 ¥458.4 View ¥398.6 ¥378.7 ¥342.2	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8 N87 250 +3%-3% Sold as set B65811J0250A087 TDK 1: ¥533.2 1,119In Stock	Mfr. Part # B65811J0250A087 Mouser Part # 871-B65811J0250A087	TDK	Ferrite Cores & Accessories RM8 N87 250 +3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	1,119In Stock	¥533.2 ¥367.1 ¥312.3 ¥274.1 View ¥270.7 ¥254.1 ¥189.4	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8 N41 250 +5%-5% Sold as set B65811J0250J041 TDK 1: ¥868.7 911In Stock 1,200Expected 12/8/2026	Mfr. Part # B65811J0250J041 Mouser Part # 871-B65811J0250J041	TDK	Ferrite Cores & Accessories RM8 N41 250 +5%-5% Sold as set Learn More about TDK ferrite cores	Datasheet	911In Stock 1,200Expected 12/8/2026	¥868.7 ¥596.3 ¥506.6 ¥441.8 View ¥373.7 ¥343.8 ¥310.6	Min.: 1 Mult.: 1
Ferrite Cores & Accessories Ferrites 1600 nH, 10%, N41, RM Core B65811J1600K041 TDK 1: ¥868.7 974In Stock	Mfr. Part # B65811J1600K041 Mouser Part # 871-B65811J1600K041	TDK	Ferrite Cores & Accessories Ferrites 1600 nH, 10%, N41, RM Core Learn More about TDK ferrite cores	Datasheet	974In Stock	¥868.7 ¥596.3 ¥506.6 ¥441.8 View ¥373.7 ¥343.8 ¥310.6	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM8/I-N87 B65811JR87 TDK 1: ¥607.9 1,272In Stock 3,200Expected 3/8/2027	Mfr. Part # B65811JR87 Mouser Part # 871-B65811JR87	TDK	Ferrite Cores & Accessories RM8/I-N87 Learn More about TDK ferrite cores	Datasheet	1,272In Stock 3,200Expected 3/8/2027	¥607.9 ¥418.6 ¥355.5 ¥312.3 View ¥265.8 ¥264.1 ¥220.9	Min.: 1 Mult.: 1
Ferrite Cores & Accessories Coil former RM8 Sumikon PM 9630 B65812N1008D002 TDK 1: ¥352.1 1,426In Stock	Mfr. Part # B65812N1008D002 Mouser Part # 871-B65812N1008D002	TDK	Ferrite Cores & Accessories Coil former RM8 Sumikon PM 9630 Learn More about TDK ferrite cores	Datasheet	1,426In Stock	¥352.1 ¥318.9 ¥284 ¥250.8 View ¥224.2 ¥189.4 ¥186 ¥179.4	Min.: 1 Mult.: 1
Ferrite Cores & Accessories Coil former RM8 Sumikon PM 9630 B65812N1012D002 TDK 1: ¥348.8 3,599In Stock 6,000On Order	Mfr. Part # B65812N1012D002 Mouser Part # 871-B65812N1012D002	TDK	Ferrite Cores & Accessories Coil former RM8 Sumikon PM 9630 Learn More about TDK ferrite cores	Datasheet	3,599In Stock 6,000On Order On Order Ship Dates Mfr. #: B65812N1012D002 Stock: 3,599 Can Ship Immediately On Order: 800 Expected 5/17/2027 5,200 Expected 6/21/2027 Factory Lead-Time: 7 Weeks	¥348.8 ¥284 ¥259.1 ¥250.8 View ¥235.9 ¥229.2 ¥224.2 ¥219.3 ¥204.3	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM 10 N87 250 '+3%-3% Sold as set B65813J0250A087 TDK 1: ¥890.3 753In Stock	Mfr. Part # B65813J0250A087 Mouser Part # 871-B65813J0250A087	TDK	Ferrite Cores & Accessories RM 10 N87 250 '+3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	753In Stock	¥890.3 ¥607.9 ¥514.9 ¥448.5 View ¥348.8 ¥347.1	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM 10 N48 400 '+3%-3% Sold as set B65813N0400A048 TDK 1: ¥1,368.7 731In Stock	Mfr. Part # B65813N0400A048 Mouser Part # 871-B65813N0400A048	TDK	Ferrite Cores & Accessories RM 10 N48 400 '+3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	731In Stock	¥1,368.7 ¥925.2 ¥777.3 ¥676 View ¥576.4 ¥574.7	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO B65814C1512T1 TDK 1: ¥342.2 2,226In Stock 1,600Expected 11/17/2026	Mfr. Part # B65814C1512T1 Mouser Part # 871-B65814C1512T1	TDK	Ferrite Cores & Accessories COIL FORMER VALOX 420 SEO Learn More about TDK ferrite cores	Datasheet	2,226In Stock 1,600Expected 11/17/2026	¥342.2 ¥310.6 ¥299 ¥287.4 View ¥257.5 ¥225.9 ¥214.3	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 B65814N1012D001 TDK 1: ¥343.8 4,629In Stock	Mfr. Part # B65814N1012D001 Mouser Part # 871-B65814N1012D001	TDK	Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 Learn More about TDK ferrite cores	Datasheet	4,629In Stock	¥343.8 ¥312.3 ¥269.1 ¥242.5 View ¥240.8 ¥237.5 ¥235.9 ¥232.5	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM12/I-N30 '+30%-20% Sold as set B65815E0000R030 TDK 1: ¥1,709.2 315In Stock	Mfr. Part # B65815E0000R030 Mouser Part # 871-B65815E0000R030	TDK	Ferrite Cores & Accessories RM12/I-N30 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	315In Stock	¥1,709.2 ¥1,151.1 ¥966.7 ¥842.1 View ¥757.4 ¥714.2	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM12/I-N87 '+30%-20% Sold as set B65815E0000R087 TDK 1: ¥983.3 2,077In Stock	Mfr. Part # B65815E0000R087 Mouser Part # 871-B65815E0000R087	TDK	Ferrite Cores & Accessories RM12/I-N87 '+30%-20% Sold as set Learn More about TDK ferrite cores	Datasheet	2,077In Stock	¥983.3 ¥669.4 ¥564.7 ¥549.8 ¥514.9	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM12 N87250 '+3%-3% Sold as set B65815E0250A087 TDK 1: ¥1,293.9 477In Stock	Mfr. Part # B65815E0250A087 Mouser Part # 871-B65815E0250A087	TDK	Ferrite Cores & Accessories RM12 N87250 '+3%-3% Sold as set Learn More about TDK ferrite cores	Datasheet	477In Stock	¥1,293.9 ¥875.3 ¥737.5 ¥641.1 View ¥548.1 ¥538.2	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM 12 N41 1000 +5%- 5% Sold as set B65815E1000J041 TDK 1: ¥1,526.5 339In Stock	Mfr. Part # B65815E1000J041 Mouser Part # 871-B65815E1000J41	TDK	Ferrite Cores & Accessories RM 12 N41 1000 +5%- 5% Sold as set Learn More about TDK ferrite cores	Datasheet	339In Stock	¥1,526.5 ¥1,029.8 ¥863.7 ¥754.1 View ¥671 ¥632.8	Min.: 1 Mult.: 1
Ferrite Cores & Accessories RM 12 N41 160 +3%- 3% Sold as set B65815E0160A041 TDK 1: ¥1,508.2 551In Stock	Mfr. Part # B65815E0160A041 Mouser Part # 871-B65815E160A41	TDK	Ferrite Cores & Accessories RM 12 N41 160 +3%- 3% Sold as set Learn More about TDK ferrite cores	Datasheet	551In Stock	¥1,508.2 ¥926.8 ¥813.9 ¥729.2 ¥644.5	Min.: 1 Mult.: 1
Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 B65816N1012D1 TDK 1: ¥274.1 2,447In Stock 1,800On Order	Mfr. Part # B65816N1012D1 Mouser Part # 871-B65816N1012D1	TDK	Ferrite Cores & Accessories COIL FORMER SUMIKON PM 9630 Learn More about TDK ferrite cores	Datasheet	2,447In Stock 1,800On Order On Order Ship Dates Mfr. #: B65816N1012D1 Stock: 2,447 Can Ship Immediately On Order: 300 Expected 11/4/2026 1,500 Expected 12/1/2026 Factory Lead-Time: 4 Weeks	¥274.1 ¥249.2 ¥239.2 ¥232.5 View ¥219.3 ¥199.3 ¥192.7 ¥182.7	Min.: 1 Mult.: 1
Ferrite Cores & Accessories Coil former RM6 SMD Vectra E130i B65821C1008T1 TDK 1: ¥282.4 7,217In Stock	Mfr. Part # B65821C1008T1 Mouser Part # 871-B65821C1008T1	TDK	Ferrite Cores & Accessories Coil former RM6 SMD Vectra E130i Learn More about TDK ferrite cores	Datasheet	7,217In Stock	¥282.4 ¥257.5 ¥247.5 ¥239.2 View ¥224.2 ¥199.3 ¥194.3	Min.: 1 Mult.: 1