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Transformers

Transformers are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many transformer manufacturers including Bel, Boums, Tamura, Pulse Electronics, TDK, Triad Magnetics, Vacuumschmelze, Wurth Elektronik & more. Please view our selection of transformers below.

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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.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Audio Transformers / Signal Transformers T-1250SCTNL iNRCORE 1: ¥13,175.1 16In Stock	Mfr. Part # T-1250SCTNL Mouser Part # 673-T-1250SCTNL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	16In Stock	¥13,175.1 ¥11,783.1 ¥10,816.4 ¥10,658.6 View ¥10,510.8 Quote	Min.: 1 Mult.: 1
Current Transformers - Industrial Split-Core Current Transformer; 20 A Input; 0-50 mA/0.333 V Output; 1 m 2-wire Twisted Pair Cable BWA-CURRENT-TRANSFORMER-20A Banner Engineering 1: ¥5,813.5 1In Stock 7Expected 11/2/2026	Mfr. Part # BWA-CURRENT-TRANSFORMER-20A Mouser Part # 778-BWACURTRNSFRM20A	Banner Engineering	Current Transformers - Industrial Split-Core Current Transformer; 20 A Input; 0-50 mA/0.333 V Output; 1 m 2-wire Twisted Pair Cable	Datasheet	1In Stock 7Expected 11/2/2026	¥5,813.5	Min.: 1 Mult.: 1				Free Hanging
Current Transformers - Board Mount 40A 7.07Mh 2.5ohms AEC-Q200 CST2020-100L Coilcraft 1: ¥564.7 356In Stock	Mfr. Part # CST2020-100L Mouser Part # 994-CST2020-100L	Coilcraft	Current Transformers - Board Mount 40A 7.07Mh 2.5ohms AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	356In Stock	¥564.7 ¥461.8 ¥400.3 ¥397 ¥335.5	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers NA5730 SMT Flyback For TI TPS23751/2 NA5730-ALD Coilcraft 1: ¥1,157.7 46In Stock	Mfr. Part # NA5730-ALD Mouser Part # 994-NA5730-ALD	Coilcraft	Audio Transformers / Signal Transformers NA5730 SMT Flyback For TI TPS23751/2 Learn More about Coilcraft power magnetics	Datasheet	46In Stock	Cut Tape ¥1,157.7 ¥990 ¥950.1 ¥920.2 Reel ¥810.6 View ¥853.8 ¥780.7 ¥757.4 MouseReel Available	Min.: 1 Mult.: 1 : 175
Audio Transformers / Signal Transformers Flyback PoE 21W 21uH 3.3V 6.2A POE21PR-33ED Coilcraft 1: ¥1,061.4 55In Stock	Mfr. Part # POE21PR-33ED Mouser Part # 994-POE21PR-33ED	Coilcraft	Audio Transformers / Signal Transformers Flyback PoE 21W 21uH 3.3V 6.2A Learn More about Coilcraft flyback forward poe transformers	Datasheet	55In Stock	Cut Tape ¥1,061.4 ¥823.9 ¥790.6 ¥767.4 Reel ¥699.3 View ¥740.8 ¥676 ¥652.8 ¥649.5 MouseReel Available	Min.: 1 Mult.: 1 : 150	21 W
Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 3.3 V 0.91 A POE30P-33LD Coilcraft 1: ¥617.9 127In Stock 700On Order	Mfr. Part # POE30P-33LD Mouser Part # 994-POE30P-33LD	Coilcraft	Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 3.3 V 0.91 A Learn More about Coilcraft poexp flyback transformers	Datasheet	127In Stock 700On Order	Cut Tape ¥617.9 ¥501.6 ¥481.7 ¥451.8 Reel ¥433.5 View ¥421.9 ¥402 ¥390.3 ¥378.7 MouseReel Available	Min.: 1 Mult.: 1 : 350
Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.130-285 MHz PWB-2-CLC Coilcraft 1: ¥903.6 301In Stock 500Expected 1/8/2027	Mfr. Part # PWB-2-CLC Mouser Part # 994-PWB-2-CLC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.130-285 MHz	Datasheet	301In Stock 500Expected 1/8/2027	Cut Tape ¥903.6 ¥715.9 Reel ¥609.6 ¥583 ¥574.7 View ¥554.8 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB3010-SMLD Coilcraft 1: ¥682.7 1In Stock 500Expected 12/18/2026	Mfr. Part # SWB3010-SMLD Mouser Part # 994-SWB3010-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	1In Stock 500Expected 12/18/2026	Cut Tape ¥682.7 ¥554.8 ¥548.1 Reel ¥466.7 ¥445.1 View ¥430.2 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB4-1HL Coilcraft 1: ¥835.5 43In Stock	Mfr. Part # WB4-1HL Mouser Part # 994-WB4-1HL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	43In Stock	¥835.5 ¥659.4 ¥636.2 ¥593 View ¥563.1 ¥539.8 ¥529.9 ¥511.6 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers PLC transformer, 0.45W, Special EP13, 15V PFBR45-SP13150S Bourns 1: ¥830.5 5,033In Stock	Mfr. Part # PFBR45-SP13150S Mouser Part # 652-PFBR45-SP13150S	Bourns	Audio Transformers / Signal Transformers PLC transformer, 0.45W, Special EP13, 15V Learn More about Bourns pfbr45	Datasheet	5,033In Stock	Cut Tape ¥830.5 ¥656.1 ¥632.8 ¥589.7 Reel ¥534.8 View ¥559.8 ¥524.9 ¥453.5 Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	450 mW
Audio Transformers / Signal Transformers XFMR MODULE 10BT SMT EX-TEMP 10B-2001 iNRCORE 1: ¥8,062.5 38In Stock	Mfr. Part # 10B-2001 Mouser Part # 673-10B-2001	iNRCORE	Audio Transformers / Signal Transformers XFMR MODULE 10BT SMT EX-TEMP	Datasheet	38In Stock	¥8,062.5 ¥6,595.8 ¥6,438 ¥6,429.7 View ¥6,366.6 ¥6,267 Quote	Min.: 1 Mult.: 1
Current Transformers - Board Mount SMD Current Sense 10.4mH 1.9Ohms PA0368.125NLT Pulse Electronics 1: ¥360.4 1,270In Stock	Mfr. Part # PA0368.125NLT Mouser Part # 673-PA0368.125NLT	Pulse Electronics	Current Transformers - Board Mount SMD Current Sense 10.4mH 1.9Ohms Learn More about Pulse Electronics pulse aec q200 current sense transformers	Datasheet	1,270In Stock	Cut Tape ¥360.4 ¥327.2 ¥299 ¥289 Reel ¥222.6 View ¥280.7 ¥279 ¥275.7 ¥219.3 MouseReel Available	Min.: 1 Mult.: 1 : 1,100
Power Transformers - Board Mount 25W 80uH 200-700kHz 33-57V Flyback PA5130.002NLT Pulse Electronics 1: ¥611.2 375In Stock	Mfr. Part # PA5130.002NLT Mouser Part # 673-PA5130.002NLT	Pulse Electronics	Power Transformers - Board Mount 25W 80uH 200-700kHz 33-57V Flyback Learn More about Pulse Electronics pulse high frequency transformers	Datasheet	375In Stock	Cut Tape ¥611.2 ¥553.1 ¥519.9 ¥504.9 Reel ¥483.4 View ¥441.8 ¥357.1 ¥355.5 MouseReel Available	Min.: 1 Mult.: 1 : 125
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por PE-65415NL Pulse Electronics 1: ¥802.3 680In Stock	Mfr. Part # PE-65415NL Mouser Part # 673-PE-65415NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por Learn More about Pulse Electronics pulsetelecom	Datasheet	680In Stock	¥802.3 ¥750.8 ¥511.6	Min.: 1 Mult.: 1
Power Transformers - Board Mount 8CT:3CT Iso5000V SMT 5kVrms AEC-Q200 PM2190.043NLT Pulse Electronics 1: ¥583 529In Stock	Mfr. Part # PM2190.043NLT Mouser Part # 673-PM2190.043NLT	Pulse Electronics	Power Transformers - Board Mount 8CT:3CT Iso5000V SMT 5kVrms AEC-Q200 Learn More about Pulse Electronics pulse pm21x aec q200 transformers	Datasheet	529In Stock	Cut Tape ¥583 ¥526.5 ¥495 ¥480 Reel ¥418.6 View ¥465.1 ¥350.5	Min.: 1 Mult.: 1 : 150				SMD/SMT
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port TX1188NL Pulse Electronics 1: ¥960.1 588In Stock	Mfr. Part # TX1188NL Mouser Part # 673-TX1188NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port	Datasheet	588In Stock	¥960.1 ¥867 ¥815.6 ¥789 View ¥774 ¥637.8 ¥604.6	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 1.500-1200 MHz WBC4-14LC Coilcraft 1: ¥1,275.6 328In Stock	Mfr. Part # WBC4-14LC Mouser Part # 994-WBC4-14LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 1.500-1200 MHz	Datasheet	328In Stock	Cut Tape ¥1,275.6 ¥1,028.2 ¥823.9 Reel ¥815.6 ¥803.9 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 750	250 mW
Power Transformers - Board Mount SMD Flyback .22Ohms Pulse Electronics PE-68421NL PE-68421NL Pulse Electronics 1: ¥2,352 325In Stock	Mfr. Part # PE-68421NL Mouser Part # 673-PE-68421NL	Pulse Electronics	Power Transformers - Board Mount SMD Flyback .22Ohms	Datasheet	325In Stock	¥2,352 ¥2,187.5 ¥2,142.7 ¥2,038	Min.: 1 Mult.: 1
Power Transformers - Board Mount WE-AGDT 15V 0.71mH 5.9W Inf Ref Design 2EP130R AEC-Q200 750319375 Wurth Elektronik / Midcom 1: ¥1,179.3 700In Stock New Product	Mfr. Part # 750319375 Mouser Part # 710-750319375 New Product	Wurth Elektronik / Midcom	Power Transformers - Board Mount WE-AGDT 15V 0.71mH 5.9W Inf Ref Design 2EP130R AEC-Q200 Learn More about Wurth Elektronik / Midcom wurth auxiliary gate drive transformers	Datasheet	700In Stock	Cut Tape ¥1,179.3 ¥1,026.5 ¥896.9 ¥794 Reel ¥717.6	Min.: 1 Mult.: 1 : 250	5.9 W	15 V	22.5 V	SMD/SMT
Power Transformers - Board Mount WE-AGDT 15V 0.47mH 6.2W Inf Ref Design 2EP130R AEC-Q200 750319377 Wurth Elektronik / Midcom 1: ¥1,179.3 745In Stock New Product	Mfr. Part # 750319377 Mouser Part # 710-750319377 New Product	Wurth Elektronik / Midcom	Power Transformers - Board Mount WE-AGDT 15V 0.47mH 6.2W Inf Ref Design 2EP130R AEC-Q200 Learn More about Wurth Elektronik / Midcom wurth auxiliary gate drive transformers	Datasheet	745In Stock	Cut Tape ¥1,179.3 ¥1,026.5 ¥896.9 ¥794 Reel ¥717.6	Min.: 1 Mult.: 1 : 250	6 W	15 V	20.5 V	SMD/SMT
Power Transformers - Board Mount WE-AGDT 15.5V 0.9mH 4.6W Inf Ref Design 2EP130R AEC-Q200 750319917 Wurth Elektronik / Midcom 1: ¥1,179.3 750In Stock New Product	Mfr. Part # 750319917 Mouser Part # 710-750319917 New Product	Wurth Elektronik / Midcom	Power Transformers - Board Mount WE-AGDT 15.5V 0.9mH 4.6W Inf Ref Design 2EP130R AEC-Q200 Learn More about Wurth Elektronik / Midcom wurth auxiliary gate drive transformers	Datasheet	750In Stock	Cut Tape ¥1,179.3 ¥1,026.5 ¥896.9 ¥794 Reel ¥717.6	Min.: 1 Mult.: 1 : 250	4.6 W	15.5 V	38 V	SMD/SMT
Power Transformers - Board Mount WE-AGDT 15V 0.47mH 6.2W Inf Ref Design 2EP130R AEC-Q200 750320925 Wurth Elektronik / Midcom 1: ¥1,179.3 750In Stock New Product	Mfr. Part # 750320925 Mouser Part # 710-750320925 New Product	Wurth Elektronik / Midcom	Power Transformers - Board Mount WE-AGDT 15V 0.47mH 6.2W Inf Ref Design 2EP130R AEC-Q200 Learn More about Wurth Elektronik / Midcom wurth auxiliary gate drive transformers	Datasheet	750In Stock	Cut Tape ¥1,179.3 ¥1,026.5 ¥896.9 ¥794 Reel ¥717.6	Min.: 1 Mult.: 1 : 250	6 W	15 V	20.5 V	SMD/SMT
Pulse Transformers SINGLE 10G 1:1 Pulse Electronics H7018FNLT H7018FNLT Pulse Electronics 1: ¥1,734.1 352In Stock	Mfr. Part # H7018FNLT Mouser Part # 673-H7018FNLT	Pulse Electronics	Pulse Transformers SINGLE 10G 1:1	Datasheet	352In Stock	Cut Tape ¥1,734.1 ¥1,514.8 ¥1,453.4 ¥1,408.5 Reel ¥1,169.3 View ¥1,215.9 ¥1,167.7 ¥1,139.4 Quote	Min.: 1 Mult.: 1 : 300				PCB Mount
Audio Transformers / Signal Transformers 10G SMD ISOLATION MODULE HALO Electronics TG10G-E12NZ5LF TG10G-E12NZ5LF HALO Electronics 1: ¥1,327.1 447In Stock	Mfr. Part # TG10G-E12NZ5LF Mouser Part # 493-TG10G-E12NZ5LF	HALO Electronics	Audio Transformers / Signal Transformers 10G SMD ISOLATION MODULE	Datasheet	447In Stock	¥1,327.1 ¥1,265.7 ¥1,227.5 ¥1,187.6 View ¥1,114.5 ¥1,099.6 ¥1,063 Quote	Min.: 1 Mult.: 1
Power Transformers - Board Mount 28.9 UH 10% Pulse Electronics PA1528ANLT PA1528ANLT Pulse Electronics 1: ¥672.7 754In Stock	Mfr. Part # PA1528ANLT Mouser Part # 673-PA1528ANLT	Pulse Electronics	Power Transformers - Board Mount 28.9 UH 10%	Datasheet	754In Stock	Cut Tape ¥672.7 ¥578 ¥536.5 ¥519.9 Reel ¥458.4 View ¥481.7 ¥411.9 ¥403.6	Min.: 1 Mult.: 1 : 150