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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 (IDR) 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: Rp160.528 1.249In Stock	Mfr. Part No. Q4437-BL Mouser Part No 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	Rp160.528 Rp130.073 Rp124.753 Rp120.900 View Rp117.231 Rp111.360 Rp107.874 Rp103.471 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz 1812WBT-3LC Coilcraft 1: Rp60.542 3.123In Stock	Mfr. Part No. 1812WBT-3LC Mouser Part No 994-1812WBT-3LC	Coilcraft	Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz Learn More about Coilcraft 1812WBT	Datasheet	3.123In Stock	Cut Tape Rp60.542 Rp45.682 Rp43.480 Rp40.728 Reel Rp36.142 View Rp38.894 Rp37.242 Rp34.857 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: Rp119.983 459In Stock 2.450On Order	Mfr. Part No. DA2034-ALD Mouser Part No 994-DA2034-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51 Learn More about Coilcraft power magnetics	Datasheet	459In Stock 2.450On Order On Order Ship Dates Mfr. No: DA2034-ALD Stock: 459 Can Dispatch Immediately On Order: 1.400 Expected 06/11/2026 1.050 Expected 07/12/2026 Factory Lead Time: 10 Weeks	Cut Tape Rp119.983 Rp93.014 Rp89.345 Rp86.593 Reel Rp80.355 View Rp83.841 Rp77.787 Rp75.402 MouseReel Available	Min.: 1 Mult.: 1 : 175
Audio Transformers / Signal Transformers FA2470 Flyback For STMicro STLC3075 FA2470-ALD Coilcraft 1: Rp77.420 801In Stock	Mfr. Part No. FA2470-ALD Mouser Part No 994-FA2470-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2470 Flyback For STMicro STLC3075 Learn More about Coilcraft power magnetics	Datasheet	801In Stock	Cut Tape Rp77.420 Rp58.524 Rp55.772 Rp52.286 Reel Rp46.232 View Rp49.718 Rp47.700 Rp44.764 MouseReel Available	Min.: 1 Mult.: 1 : 450
Current Transformers - Industrial 1PH CURR TXFORM-4-20MA OUTPUT A82-2050 Carlo Gavazzi 1: Rp3.513.076 21In Stock	Mfr. Part No. A82-2050 Mouser Part No 225-A82-2050	Carlo Gavazzi	Current Transformers - Industrial 1PH CURR TXFORM-4-20MA OUTPUT	Datasheet	21In Stock	Rp3.513.076	Min.: 1 Mult.: 1		Panel
Audio Transformers / Signal Transformers 1000B-5001 iNRCORE 1: Rp740.261 74In Stock	Mfr. Part No. 1000B-5001 Mouser Part No 673-1000B-5001	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	74In Stock	Rp740.261 Rp665.960 Rp583.953 Rp554.967 View Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1260NLT Pulse Electronics 1: Rp75.952 1.038In Stock	Mfr. Part No. H1260NLT Mouser Part No 673-H1260NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	1.038In Stock	Cut Tape Rp75.952 Rp64.394 Rp53.754 Rp50.452 Reel Rp48.433 View Rp48.433 Rp42.196 Rp41.645 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers 120uH 1500V T/R=1 2% DC=600mA HX6164NLT Pulse Electronics 1: Rp99.986 683In Stock	Mfr. Part No. HX6164NLT Mouser Part No 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 Rp99.986 Rp88.978 Rp85.492 Rp82.740 Reel Rp75.586 View Rp78.154 Rp73.017 Rp61.826 MouseReel Available	Min.: 1 Mult.: 1 : 300	70 W
Current Transformers - Board Mount SMD Current Sense 10.4mH 1.9Ohms PA0368.125NLT Pulse Electronics 1: Rp39.811 1.268In Stock	Mfr. Part No. PA0368.125NLT Mouser Part No 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	1.268In Stock	Cut Tape Rp39.811 Rp36.142 Rp33.023 Rp31.922 View Reel Rp23.850 Rp31.005 Rp30.821 Rp30.454 Rp23.850 MouseReel Available	Min.: 1 Mult.: 1 : 1.100
Current Transformers - Board Mount SMD Current Sense AEC-Q200 1:50 Xfmr PA1005.050QNLT Pulse Electronics 1: Rp35.775 2.114In Stock	Mfr. Part No. PA1005.050QNLT Mouser Part No 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 Rp35.775 Rp32.472 Rp29.904 Rp28.987 Reel Rp22.933 View Rp28.253 Rp25.134 Rp24.584 Rp20.364 MouseReel Available	Min.: 1 Mult.: 1 : 900
Power Transformers - Board Mount SMD HiFreq WireWound 500uH 1.75Ohms PA1131NLT Pulse Electronics 1: Rp64.578 1.180In Stock	Mfr. Part No. PA1131NLT Mouser Part No 673-PA1131NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 500uH 1.75Ohms	Datasheet	1.180In Stock	Cut Tape Rp64.578 Rp58.340 Rp54.855 Rp53.203 Reel Rp45.865 View Rp51.552 Rp40.361 Rp38.710 Rp37.059 MouseReel Available	Min.: 1 Mult.: 1 : 300	3 W
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por PE-65415NL Pulse Electronics 1: Rp109.709 680In Stock	Mfr. Part No. PE-65415NL Mouser Part No 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	Rp109.709 Rp86.226 Rp83.291 Rp83.107 Rp54.488	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port PE-65771NL Pulse Electronics 1: Rp101.637 1.129In Stock	Mfr. Part No. PE-65771NL Mouser Part No 673-PE-65771NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port	Datasheet	1.129In Stock	Rp101.637 Rp87.327 Rp83.841 Rp81.273 View Rp78.521 Rp75.219 Rp61.459 Rp61.276	Min.: 1 Mult.: 1
Current Transformers - Board Mount SMD Current Sense 3800uH .38Ohms PE-68210NLT Pulse Electronics 1: Rp60.725 1.279In Stock	Mfr. Part No. PE-68210NLT Mouser Part No 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 Rp60.725 Rp55.038 Rp51.369 Rp49.718 Reel Rp41.462 View Rp48.250 Rp35.041 Rp34.490	Min.: 1 Mult.: 1 : 300
Pulse Transformers 1.02mH 2.5kV Iso 1CT:2CT SM NPB PH9085.012NLT Pulse Electronics 1: Rp42.746 1.240In Stock	Mfr. Part No. PH9085.012NLT Mouser Part No 673-PH9085012NLT	Pulse Electronics	Pulse Transformers 1.02mH 2.5kV Iso 1CT:2CT SM NPB	Datasheet	1.240In Stock	Cut Tape Rp42.746 Rp38.894 Rp35.041 Rp34.124 Reel Rp26.418 View Rp33.023 Rp32.839 Rp22.199 Rp21.832 MouseReel Available	Min.: 1 Mult.: 1 : 700		SMD/SMT
Power Transformers - Board Mount 1.26mH 2500V 2:3:3 DCR=1.1-2.0Ohms PH9572.233ANLT Pulse Electronics 1: Rp61.459 896In Stock	Mfr. Part No. PH9572.233ANLT Mouser Part No 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 Rp61.459 Rp55.772 Rp52.836 Rp51.185 Reel Rp43.663 View Rp49.534 Rp38.527 Rp34.674 Rp34.490 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: Rp106.040 1.096In Stock	Mfr. Part No. T1144NLT Mouser Part No 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 Rp106.040 Rp89.712 Rp86.226 Rp83.474 Reel Rp68.064 View Rp80.906 Rp70.449 Rp64.578 Rp63.844 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers FA2924 SMT Flyback For Si341, Si3402 FA2924-ALD Coilcraft 1: Rp86.043 2.069In Stock	Mfr. Part No. FA2924-ALD Mouser Part No 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 Rp86.043 Rp65.128 Rp62.376 Reel Rp53.020 Rp51.369 Rp49.901 MouseReel Available	Min.: 1 Mult.: 1 : 175	15 W
Pulse Transformers PA6549 2W AEC-Q200 For ADI ADuM347x PA6549-ALD Coilcraft 1: Rp118.515 1.834In Stock	Mfr. Part No. PA6549-ALD Mouser Part No 994-PA6549-ALD	Coilcraft	Pulse Transformers PA6549 2W AEC-Q200 For ADI ADuM347x Learn More about Coilcraft power magnetics	Datasheet	1.834In Stock	Cut Tape Rp118.515 Rp93.198 Rp89.162 Rp87.694 Reel Rp77.971 View Rp75.586 Rp72.650 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 24 V 1.25 A POE300F-24LD Coilcraft 1: Rp137.045 419In Stock	Mfr. Part No. POE300F-24LD Mouser Part No 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 Rp137.045 Rp108.241 Reel Rp91.913 Rp88.978 Rp86.226 MouseReel Available	Min.: 1 Mult.: 1 : 175
Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.03-250 MHz PWB2010-1LC Coilcraft 1: Rp82.557 812In Stock	Mfr. Part No. PWB2010-1LC Mouser Part No 994-PWB2010-1LC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.03-250 MHz	Datasheet	812In Stock	Cut Tape Rp82.557 Rp62.376 Rp59.808 Reel Rp50.818 Rp49.351 Rp47.700 MouseReel Available	Min.: 1 Mult.: 1 : 250	250 mW (1/4 W)
Audio Transformers / Signal Transformers BALUN RF SGL RAC 1:1CT CX2041ANLT Pulse Electronics 1: Rp68.064 1.713In Stock	Mfr. Part No. CX2041ANLT Mouser Part No 673-CX2041ANLT	Pulse Electronics	Audio Transformers / Signal Transformers BALUN RF SGL RAC 1:1CT		1.713In Stock	Cut Tape Rp68.064 Rp55.221 Rp42.012 Rp37.793 Reel Rp30.638 View Rp36.692 Rp36.325 Rp36.142 Rp28.987	Min.: 1 Mult.: 1 : 2.000
Audio Transformers / Signal Transformers 10GBase-T SMD NonPoE 200uH 1-Port H7008NL Pulse Electronics 1: Rp173.920 355In Stock	Mfr. Part No. H7008NL Mouser Part No 673-H7008NL	Pulse Electronics	Audio Transformers / Signal Transformers 10GBase-T SMD NonPoE 200uH 1-Port	Datasheet	355In Stock	Rp173.920 Rp154.473 Rp150.437 Rp141.815 View Rp138.512 Rp132.091 Rp114.112 Rp113.745	Min.: 1 Mult.: 1
Current Transformers - Board Mount THT Current Sense 19mH 1.4Ohms P0582NL Pulse Electronics 1: Rp73.017 1.550In Stock	Mfr. Part No. P0582NL Mouser Part No 673-P0582NL	Pulse Electronics	Current Transformers - Board Mount THT Current Sense 19mH 1.4Ohms	Datasheet	1.550In Stock	Rp73.017 Rp66.046 Rp59.625 Rp55.588 View Rp52.653 Rp50.635 Rp47.883 Rp47.700	Min.: 1 Mult.: 1
Current Transformers - Board Mount XFMR,CURRENT SENSE 1:30 NPB PA1005.030QNL Pulse Electronics 1: Rp35.775 1.448In Stock	Mfr. Part No. PA1005.030QNL Mouser Part No 673-PA1005.030QNL	Pulse Electronics	Current Transformers - Board Mount XFMR,CURRENT SENSE 1:30 NPB	Datasheet	1.448In Stock	Rp35.775 Rp32.472 Rp29.904 Rp28.987 View Rp28.253 Rp27.519 Rp24.217 Rp21.098 Rp20.181	Min.: 1 Mult.: 1