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Transformers

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

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Mounting Style
Power Transformers - Board Mount Q4437 Flybck Regltor 12 V, -12 V 1.8 A Q4437-BL Coilcraft 1: $9.607 1.249In Stock	Mfr. Part # Q4437-BL Mouser Part # 994-Q4437-BL	Coilcraft	Power Transformers - Board Mount Q4437 Flybck Regltor 12 V, -12 V 1.8 A Learn More about Coilcraft power magnetics	Datasheet	1.249In Stock	$9.607 $7.784 $7.466 $7.236 View $7.016 $6.665 $6.456 $6.192 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz 1812WBT-3LC Coilcraft 1: $3.623 3.108In Stock	Mfr. Part # 1812WBT-3LC Mouser Part # 994-1812WBT-3LC	Coilcraft	Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz Learn More about Coilcraft 1812WBT	Datasheet	3.108In Stock	Cut Tape $3.623 $2.734 $2.602 $2.437 Reel $2.163 View $2.328 $2.229 $2.086 MouseReel Available	Min.: 1 Mult.: 1 : 600	250 mW (1/4 W)
Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51 DA2034-ALD Coilcraft 1: $7.181 418In Stock 2.450On Order	Mfr. Part # DA2034-ALD Mouser Part # 994-DA2034-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51 Learn More about Coilcraft power magnetics	Datasheet	418In Stock 2.450On Order On Order Ship Dates Mfr. #: DA2034-ALD Stock: 418 Can Ship Immediately On Order: 1.400 Expected 11/6/2026 1.050 Expected 12/7/2026 Factory Lead-Time: 10 Weeks	Cut Tape $7.181 $5.567 $5.347 $5.182 Reel $4.809 View $5.018 $4.655 $4.513 MouseReel Available	Min.: 1 Mult.: 1 : 175
Audio Transformers / Signal Transformers FA2470 Flyback For STMicro STLC3075 FA2470-ALD Coilcraft 1: $4.633 746In Stock	Mfr. Part # FA2470-ALD Mouser Part # 994-FA2470-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2470 Flyback For STMicro STLC3075 Learn More about Coilcraft power magnetics	Datasheet	746In Stock	Cut Tape $4.633 $3.502 $3.338 $3.129 Reel $2.767 View $2.975 $2.855 $2.679 MouseReel Available	Min.: 1 Mult.: 1 : 450
Power Transformers - Board Mount 150 uH 6000Vrms 1500VDC Reinforced Hal Free ESS HXE2017HL Pulse Electronics 1: $6.258 155In Stock	Mfr. Part # HXE2017HL Mouser Part # 673-HXE2017HL	Pulse Electronics	Power Transformers - Board Mount 150 uH 6000Vrms 1500VDC Reinforced Hal Free ESS Learn More about Pulse Electronics pulse hxe20xhl transformers	Datasheet	155In Stock	$6.258 $5.018 $4.809 $4.655 View $4.513 $4.326 $4.051 $3.986 $3.909	Min.: 1 Mult.: 1		SMD/SMT
Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51 DA2033-ALD Coilcraft 1: $7.620 2.649In Stock 1.400Expected 10/1/2026	Mfr. Part # DA2033-ALD Mouser Part # 994-DA2033-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51 Learn More about Coilcraft power magnetics	Datasheet	2.649In Stock 1.400Expected 10/1/2026	Cut Tape $7.620 $5.907 $5.676 $5.501 Reel $5.105 View $5.325 $4.952 $4.787 MouseReel Available	Min.: 1 Mult.: 1 : 200
Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A POE70P-50LD Coilcraft 1: $4.853 2.414In Stock	Mfr. Part # POE70P-50LD Mouser Part # 994-POE70P-50LD	Coilcraft	Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A Learn More about Coilcraft poexp flyback transformers	Datasheet	2.414In Stock	Cut Tape $4.853 $3.667 $3.513 Reel $2.986 $2.899 $2.811 MouseReel Available	Min.: 1 Mult.: 1 : 200
Current Transformers - Industrial 1PH CURR TXFORM-4-20MA OUTPUT A82-2050 Carlo Gavazzi 1: $230.713 21In Stock	Mfr. Part # A82-2050 Mouser Part # 225-A82-2050	Carlo Gavazzi	Current Transformers - Industrial 1PH CURR TXFORM-4-20MA OUTPUT	Datasheet	21In Stock	$230.713 $224.323	Min.: 1 Mult.: 1		Panel
Audio Transformers / Signal Transformers 1000B-5001 iNRCORE 1: $44.302 68In Stock	Mfr. Part # 1000B-5001 Mouser Part # 673-1000B-5001	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	68In Stock	$44.302 $39.856 $34.597 $33.125 View Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1260NLT Pulse Electronics 1: $4.546 1.038In Stock	Mfr. Part # H1260NLT Mouser Part # 673-H1260NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	1.038In Stock	Cut Tape $4.546 $3.854 $3.217 $3.019 Reel $2.899 View $2.899 $2.525 $2.503 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers 120uH 1500V T/R=1 2% DC=600mA HX6164NLT Pulse Electronics 1: $5.984 683In Stock	Mfr. Part # HX6164NLT Mouser Part # 673-HX6164NLT	Pulse Electronics	Audio Transformers / Signal Transformers 120uH 1500V T/R=1 2% DC=600mA Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	683In Stock	Cut Tape $5.984 $5.325 $5.116 $4.952 Reel $4.524 View $4.677 $4.370 $3.700 MouseReel Available	Min.: 1 Mult.: 1 : 300	70 W
Current Transformers - Board Mount SMD Current Sense AEC-Q200 1:50 Xfmr PA1005.050QNLT Pulse Electronics 1: $2.141 2.114In Stock	Mfr. Part # PA1005.050QNLT Mouser Part # 673-PA1005.050QNLT	Pulse Electronics	Current Transformers - Board Mount SMD Current Sense AEC-Q200 1:50 Xfmr Learn More about Pulse Electronics pulse aec q200 current sense transformers	Datasheet	2.114In Stock	Cut Tape $2.141 $1.943 $1.790 $1.735 Reel $1.361 View $1.691 $1.482 $1.471 $1.175 MouseReel Available	Min.: 1 Mult.: 1 : 900
Power Transformers - Board Mount SMD HiFreq WireWound 500uH 1.75Ohms PA1131NLT Pulse Electronics 1: $3.865 1.180In Stock	Mfr. Part # PA1131NLT Mouser Part # 673-PA1131NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 500uH 1.75Ohms	Datasheet	1.180In Stock	Cut Tape $3.865 $3.491 $3.283 $3.184 Reel $2.745 View $3.085 $2.415 $2.317 $2.218 MouseReel Available	Min.: 1 Mult.: 1 : 300	3 W
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port PE-65771NL Pulse Electronics 1: $6.083 1.129In Stock	Mfr. Part # PE-65771NL Mouser Part # 673-PE-65771NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port	Datasheet	1.129In Stock	$6.083 $5.226 $5.018 $4.864 View $4.699 $4.502 $3.568	Min.: 1 Mult.: 1
Current Transformers - Board Mount SMD Current Sense 3800uH .38Ohms PE-68210NLT Pulse Electronics 1: $3.634 1.279In Stock	Mfr. Part # PE-68210NLT Mouser Part # 673-PE-68210NLT	Pulse Electronics	Current Transformers - Board Mount SMD Current Sense 3800uH .38Ohms Learn More about Pulse Electronics pulse aec q200 current sense transformers	Datasheet	1.279In Stock	Cut Tape $3.634 $3.294 $3.074 $2.975 Reel $2.448 View $2.888 $2.020	Min.: 1 Mult.: 1 : 300
Pulse Transformers 1.02mH 2.5kV Iso 1CT:2CT SM NPB PH9085.012NLT Pulse Electronics 1: $2.558 1.240In Stock	Mfr. Part # PH9085.012NLT Mouser Part # 673-PH9085012NLT	Pulse Electronics	Pulse Transformers 1.02mH 2.5kV Iso 1CT:2CT SM NPB	Datasheet	1.240In Stock	Cut Tape $2.558 $2.328 $2.097 $2.042 Reel $1.570 View $1.976 $1.965 $1.307 $1.296 MouseReel Available	Min.: 1 Mult.: 1 : 700		SMD/SMT
Pulse Transformers 1.35mH 4kV Iso 1:5 70Vus PH9385.015NLT Pulse Electronics 1: $3.711 880In Stock	Mfr. Part # PH9385.015NLT Mouser Part # 673-PH9385015NLT	Pulse Electronics	Pulse Transformers 1.35mH 4kV Iso 1:5 70Vus	Datasheet	880In Stock	Cut Tape $3.711 $3.360 $3.184 $3.096 Reel $2.756 View $2.997 $2.668 $2.514 $2.284 MouseReel Available	Min.: 1 Mult.: 1 : 300		SMD/SMT
Power Transformers - Board Mount 1.26mH 2500V 2:3:3 DCR=1.1-2.0Ohms PH9572.233ANLT Pulse Electronics 1: $3.678 896In Stock	Mfr. Part # PH9572.233ANLT Mouser Part # 673-PH9572.233ANLT	Pulse Electronics	Power Transformers - Board Mount 1.26mH 2500V 2:3:3 DCR=1.1-2.0Ohms Learn More about Pulse Electronics pulse high isolation transformers	Datasheet	896In Stock	Cut Tape $3.678 $3.338 $3.162 $3.063 Reel $2.613 View $2.964 $2.295 $2.108 $2.086 MouseReel Available	Min.: 1 Mult.: 1 : 300	6 W	PCB Mount
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1000uH 2Ohms 2-Port T1144NLT Pulse Electronics 1: $6.346 1.096In Stock	Mfr. Part # T1144NLT Mouser Part # 673-T1144NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1000uH 2Ohms 2-Port Learn More about Pulse Electronics pulsetelecom	Datasheet	1.096In Stock	Cut Tape $6.346 $5.369 $5.160 $4.996 Reel $4.029 View $4.842 $4.172 $3.832 $3.810 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers FA2924 SMT Flyback For Si341, Si3402 FA2924-ALD Coilcraft 1: $5.149 2.069In Stock	Mfr. Part # FA2924-ALD Mouser Part # 994-FA2924-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2924 SMT Flyback For Si341, Si3402 Learn More about Coilcraft power magnetics	Datasheet	2.069In Stock	Cut Tape $5.149 $3.898 $3.711 $3.470 Reel $3.173 View $3.316 $3.074 $2.986 MouseReel Available	Min.: 1 Mult.: 1 : 175	15 W
Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 24 V 1.25 A POE300F-24LD Coilcraft 1: $8.213 419In Stock	Mfr. Part # POE300F-24LD Mouser Part # 994-POE300F-24LD	Coilcraft	Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 24 V 1.25 A Learn More about Coilcraft poe300f flyback transformers	Datasheet	419In Stock	Cut Tape $8.213 $6.379 $6.116 $5.929 Reel $5.512 View $5.742 $5.336 $5.171 MouseReel Available	Min.: 1 Mult.: 1 : 175
Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.03-250 MHz PWB2010-1LC Coilcraft 1: $4.941 808In Stock	Mfr. Part # PWB2010-1LC Mouser Part # 994-PWB2010-1LC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.03-250 MHz	Datasheet	808In Stock	Cut Tape $4.941 $3.733 $3.579 Reel $3.041 $2.953 $2.855 MouseReel Available	Min.: 1 Mult.: 1 : 250	250 mW (1/4 W)
Audio Transformers / Signal Transformers MDL SIN 1GD 1:1 SMT TU NPB 1000B-5002XNL iNRCORE 1: $49.090 50In Stock	Mfr. Part # 1000B-5002XNL Mouser Part # 673-1000B-5002XNL	iNRCORE	Audio Transformers / Signal Transformers MDL SIN 1GD 1:1 SMT TU NPB	Datasheet	50In Stock	$49.090 $46.487 $40.416 $39.878 View Quote	Min.: 1 Mult.: 1
Current Transformers - Board Mount 2mH 4400Vdc AEC-Q200 10A DCR=3mOhms PH9500.065NLT Pulse Electronics 1: $3.217 1.057In Stock	Mfr. Part # PH9500.065NLT Mouser Part # 673-PH9500.065NLT	Pulse Electronics	Current Transformers - Board Mount 2mH 4400Vdc AEC-Q200 10A DCR=3mOhms Learn More about Pulse Electronics pulse aec q200 current sense transformers	Datasheet	1.057In Stock	Cut Tape $3.217 $2.910 $2.745 $2.657 Reel $2.317 View $2.536 $2.174 $2.020 $1.998	Min.: 1 Mult.: 1 : 220		PCB Mount
Current Transformers - Board Mount CST7030 1:100 20A 1.33mH AEC-Q200 CST7030-100LC Coilcraft 1: $3.623 988In Stock	Mfr. Part # CST7030-100LC Mouser Part # 994-CST7030-100LC	Coilcraft	Current Transformers - Board Mount CST7030 1:100 20A 1.33mH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	988In Stock	Cut Tape $3.623 $2.964 $2.569 $2.492 Reel $2.361 View $2.415 $2.383 $2.262 $2.229 MouseReel Available	Min.: 1 Mult.: 1 : 600		SMD/SMT