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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 (CHF) 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 MDL, DUAL,2.5GD, 1:1, HF, SMD, T&R HB4012HLT Pulse Electronics 1: 5.90 CHF 3 427In Stock	Mfr. Part No. HB4012HLT Mouser Part No 673-HB4012HLT	Pulse Electronics	Audio Transformers / Signal Transformers MDL, DUAL,2.5GD, 1:1, HF, SMD, T&R Learn More about Pulse Electronics hb hxb discrete lan transformers	Datasheet	3 427In Stock	Cut Tape 5.90 CHF 5.27 CHF 5.05 CHF 4.90 CHF Reel 4.48 CHF View 4.75 CHF 4.34 CHF 4.17 CHF 3.73 CHF MouseReel Available	Min.: 1 Mult.: 1 : 350
Pulse Transformers PULSE TRANSFORMERS IT370 TE Connectivity / Schaffner 1: 29.20 CHF 697In Stock	Mfr. Part No. IT370 Mouser Part No 631-IT370	TE Connectivity / Schaffner	Pulse Transformers PULSE TRANSFORMERS Learn More about TE Connectivity / Schaffner schaffner it transformers	Datasheet	697In Stock	29.20 CHF 28.55 CHF 25.68 CHF 24.63 CHF View 21.01 CHF 20.41 CHF	Min.: 1 Mult.: 1
Power Transformers - Board Mount BMS Transformer/CMC, 6PIN,SGL,6.4kVDC SM91519L-E Bourns 1: 5.35 CHF 6 211In Stock	Mfr. Part No. SM91519L-E Mouser Part No 652-SM91519L-E	Bourns	Power Transformers - Board Mount BMS Transformer/CMC, 6PIN,SGL,6.4kVDC Learn More about Bourns sm915xxl	Datasheet	6 211In Stock	Cut Tape 5.35 CHF 4.60 CHF 4.40 CHF 4.36 CHF Reel 3.35 CHF View 3.91 CHF 3.18 CHF MouseReel Available	Min.: 1 Mult.: 1 : 600				PCB Mount
Current Transformers - Board Mount 7mH 5kVDC 50A DCR=.5mohms T=1:125 AEC-Q200 PMS6322.125NLT Pulse Electronics 1: 3.52 CHF 616In Stock	Mfr. Part No. PMS6322.125NLT Mouser Part No 673-PMS6322.125NLT	Pulse Electronics	Current Transformers - Board Mount 7mH 5kVDC 50A DCR=.5mohms T=1:125 AEC-Q200 Learn More about Pulse Electronics pulse aec q200 current sense transformers	Datasheet	616In Stock	Cut Tape 3.52 CHF 3.18 CHF 2.90 CHF 2.81 CHF Reel 2.55 CHF View 2.72 CHF 2.27 CHF 2.23 CHF MouseReel Available	Min.: 1 Mult.: 1 : 350				SMD/SMT
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADTT4-1+ Mini-Circuits 1: 5.94 CHF 4 086In Stock	Mfr. Part No. ADTT4-1+ Mouser Part No 139-ADTT4-1	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	4 086In Stock	Cut Tape 5.94 CHF 5.93 CHF Reel 5.92 CHF 5.78 CHF 5.63 CHF 5.52 CHF MouseReel Available	Min.: 1 Mult.: 1 : 100	250 mW
Power Transformers - Board Mount BMS xformer 2-Ch 1600V AECQ +125 C SM91501ALE Bourns 1: 3.54 CHF 15 838In Stock	Mfr. Part No. SM91501ALE Mouser Part No 652-SM91501ALE	Bourns	Power Transformers - Board Mount BMS xformer 2-Ch 1600V AECQ +125 C Learn More about Bourns bms transformers	Datasheet	15 838In Stock	Cut Tape 3.54 CHF 3.20 CHF 2.92 CHF 2.84 CHF View Reel 2.24 CHF 2.74 CHF 2.71 CHF 2.63 CHF 2.58 CHF 2.24 CHF MouseReel Available	Min.: 1 Mult.: 1 : 2 000				PCB Mount
Power Transformers - Board Mount WE-PSPA 1006 475uH 115mA AEC-Q200 78931610515 Wurth Elektronik 1: 5.81 CHF 911In Stock	Mfr. Part No. 78931610515 Mouser Part No 710-78931610515	Wurth Elektronik	Power Transformers - Board Mount WE-PSPA 1006 475uH 115mA AEC-Q200 Learn More about Wurth Elektronik wurth aec q200 power transformers	Datasheet	911In Stock	Cut Tape 5.81 CHF 5.58 CHF 5.18 CHF 4.71 CHF View Reel 3.54 CHF 4.70 CHF 4.23 CHF 3.54 CHF MouseReel Available	Min.: 1 Mult.: 1 : 1 200		5 V	15 V	PCB Mount
Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port 749024012 Wurth Elektronik 1: 17.56 CHF 1 562In Stock	Mfr. Part No. 749024012 Mouser Part No 710-749024012	Wurth Elektronik	Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	1 562In Stock	Cut Tape 17.56 CHF 16.95 CHF 16.01 CHF Reel 14.31 CHF 13.42 CHF MouseReel Available	Min.: 1 Mult.: 1 : 175
Power Transformers - Board Mount MID-UDS PGA460 3 mH 750317161 Wurth Elektronik 1: 8.60 CHF 5 649In Stock	Mfr. Part No. 750317161 Mouser Part No 710-750317161	Wurth Elektronik	Power Transformers - Board Mount MID-UDS PGA460 3 mH Learn More about Wurth Elektronik wurth electronics signal transformers	Datasheet	5 649In Stock	Cut Tape 8.60 CHF 8.59 CHF Reel 8.14 CHF Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 800				SMD/SMT
Audio Transformers / Signal Transformers WE-LAN AQ SMD Tfrmr 10/100/1000 Base-T 749020310 Wurth Elektronik 1: 5.63 CHF 7 399In Stock	Mfr. Part No. 749020310 Mouser Part No 710-749020310	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN AQ SMD Tfrmr 10/100/1000 Base-T Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	7 399In Stock	Cut Tape 5.63 CHF 4.94 CHF 4.41 CHF Reel 3.81 CHF 3.09 CHF MouseReel Available	Min.: 1 Mult.: 1 : 400
Current Transformers - Board Mount SMD Current Sense 1700uH .9Ohms PA0368.050NLT Pulse Electronics 1: 1.75 CHF 2 170In Stock	Mfr. Part No. PA0368.050NLT Mouser Part No 673-PA0368.050NLT	Pulse Electronics	Current Transformers - Board Mount SMD Current Sense 1700uH .9Ohms Learn More about Pulse Electronics pulse aec q200 current sense transformers	Datasheet	2 170In Stock	Cut Tape 1.75 CHF 1.58 CHF 1.48 CHF 1.44 CHF Reel 1.07 CHF View 1.39 CHF 1.37 CHF 1.34 CHF 1.05 CHF MouseReel Available	Min.: 1 Mult.: 1 : 1 100
Power Transformers - Industrial 1C,1.5KVA,120X240-16/32,115C,3R,BB,QB 9T51B0131 ABB 1: 1 651.38 CHF 1In Stock New At Mouser	Mfr. Part No. 9T51B0131 Mouser Part No 894-9T51B0131 New At Mouser	ABB	Power Transformers - Industrial 1C,1.5KVA,120X240-16/32,115C,3R,BB,QB	Datasheet	1In Stock	1 651.38 CHF	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51 DA2033-ALD Coilcraft 1: 5.60 CHF 2 680In Stock 1 000Expected 29/10/2026	Mfr. Part No. DA2033-ALD Mouser Part No 994-DA2033-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2033 Cap Chrgr For Linear LT3750/51 Learn More about Coilcraft power magnetics	Datasheet	2 680In Stock 1 000Expected 29/10/2026	Cut Tape 5.60 CHF 4.77 CHF 4.59 CHF 4.45 CHF Reel 3.91 CHF View 4.12 CHF 3.76 CHF 3.65 CHF MouseReel Available	Min.: 1 Mult.: 1 : 200
Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A HPX2126LD Coilcraft 1: 8.26 CHF 562In Stock	Mfr. Part No. HPX2126LD Mouser Part No 994-HPX2126LD	Coilcraft	Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A Learn More about Coilcraft high power poe single path magnetics	Datasheet	562In Stock	Cut Tape 8.26 CHF 7.30 CHF 6.95 CHF 6.82 CHF Reel 6.35 CHF View 6.62 CHF 6.13 CHF 5.94 CHF MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A POE70P-50LD Coilcraft 1: 3.56 CHF 2 148In Stock	Mfr. Part No. POE70P-50LD Mouser Part No 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 148In Stock	Cut Tape 3.56 CHF 2.81 CHF 2.71 CHF 2.53 CHF Reel 2.40 CHF View 2.29 CHF 2.26 CHF 2.18 CHF 2.08 CHF MouseReel Available	Min.: 1 Mult.: 1 : 200
Power Transformers - Board Mount Miniture SMT Transformer Q4470-CLD Coilcraft 1: 3.38 CHF 4 767In Stock 15 000On Order	Mfr. Part No. Q4470-CLD Mouser Part No 994-Q4470-CLD	Coilcraft	Power Transformers - Board Mount Miniture SMT Transformer	Datasheet	4 767In Stock 15 000On Order On Order Ship Dates Mfr. No: Q4470-CLD Stock: 4 767 Can Dispatch Immediately On Order: 6 000 Expected 11/12/2026 9 000 Expected 15/01/2027 Factory Lead Time: 10 Weeks	Cut Tape 3.38 CHF 2.77 CHF 2.40 CHF 2.32 CHF Reel 2.11 CHF View 2.26 CHF 2.23 CHF 2.20 CHF 2.08 CHF MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB1010-SMLD Coilcraft 1: 3.30 CHF 2 371In Stock 2 000Expected 20/11/2026	Mfr. Part No. SWB1010-SMLD Mouser Part No 994-SWB1010-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	2 371In Stock 2 000Expected 20/11/2026	Cut Tape 3.30 CHF 2.69 CHF 2.66 CHF Reel 2.27 CHF 2.15 CHF View 2.09 CHF 2.02 CHF MouseReel Available	Min.: 1 Mult.: 1 : 500	250 mW (1/4 W)
Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T 1000B-5016T iNRCORE 1: 24.91 CHF 86In Stock	Mfr. Part No. 1000B-5016T Mouser Part No 673-1000B-5016T	iNRCORE	Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T	Datasheet	86In Stock	Cut Tape 24.91 CHF 22.21 CHF 21.21 CHF 20.48 CHF View Reel 18.05 CHF 19.78 CHF 19.11 CHF 18.05 CHF Quote	Min.: 1 Mult.: 1 : 700
Current Transformers - Board Mount CST2 1:100 20A 2KuH AEC-Q200 CST2-100LC Coilcraft 1: 2.80 CHF 1 032In Stock	Mfr. Part No. CST2-100LC Mouser Part No 994-CST2-100LC	Coilcraft	Current Transformers - Board Mount CST2 1:100 20A 2KuH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	1 032In Stock	Cut Tape 2.80 CHF 2.28 CHF 1.98 CHF 1.93 CHF Reel 1.84 CHF View 1.86 CHF 1.82 CHF 1.75 CHF 1.72 CHF MouseReel Available	Min.: 1 Mult.: 1 : 250
Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72 DA2257-ALD Coilcraft 1: 4.20 CHF 1 040In Stock 1 750Expected 03/11/2026	Mfr. Part No. DA2257-ALD Mouser Part No 994-DA2257-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72 Learn More about Coilcraft power magnetics	Datasheet	1 040In Stock 1 750Expected 03/11/2026	Cut Tape 4.20 CHF 3.32 CHF 3.20 CHF 2.99 CHF Reel 2.84 CHF View 2.71 CHF 2.67 CHF 2.57 CHF Quote MouseReel Available	Min.: 1 Mult.: 1 : 175
Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.075-90 MHz PWB-16-BLC Coilcraft 1: 5.74 CHF 1 543In Stock	Mfr. Part No. PWB-16-BLC Mouser Part No 994-PWB-16-BLC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.075-90 MHz	Datasheet	1 543In Stock	Cut Tape 5.74 CHF 4.90 CHF 4.72 CHF Reel 4.01 CHF 3.87 CHF 3.75 CHF MouseReel Available	Min.: 1 Mult.: 1 : 250
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-800 MHz WBC4-4LC Coilcraft 1: 4.31 CHF 611In Stock 750Expected 23/11/2026	Mfr. Part No. WBC4-4LC Mouser Part No 994-WBC4-4LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-800 MHz	Datasheet	611In Stock 750Expected 23/11/2026	Cut Tape 4.31 CHF 4.27 CHF 3.54 CHF Reel 3.06 CHF 3.00 CHF Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 750
Current Transformers - Industrial CT 100:1 WITH FLUX COND 31MM ELCT5-31 Littelfuse 1: 326.69 CHF 4In Stock	Mfr. Part No. ELCT5-31 Mouser Part No 576-ELCT5-31	Littelfuse	Current Transformers - Industrial CT 100:1 WITH FLUX COND 31MM Learn More about Littelfuse industrial portfolio	Datasheet	4In Stock	326.69 CHF	Min.: 1 Mult.: 1				Panel
Audio Transformers / Signal Transformers DIGITAL AUDIO TRANSFORMER DA102JC-R Murata Power Solutions 1: 1.72 CHF 4 475In Stock 5 000Expected 14/12/2026	Mfr. Part No. DA102JC-R Mouser Part No 580-DA102JC-R	Murata Power Solutions	Audio Transformers / Signal Transformers DIGITAL AUDIO TRANSFORMER Learn More about Murata Power Solutions MurataDA100J	Datasheet	4 475In Stock 5 000Expected 14/12/2026	Cut Tape 1.72 CHF 1.56 CHF 1.46 CHF 1.41 CHF Reel 1.21 CHF View 1.35 CHF 1.14 CHF 1.12 CHF MouseReel Available	Min.: 1 Mult.: 1 : 500
Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC SM91509AL-E Bourns 1: 3.94 CHF 1 928In Stock	Mfr. Part No. SM91509AL-E Mouser Part No 652-SM91509AL-E	Bourns	Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC Learn More about Bourns bms transformers	Datasheet	1 928In Stock	Cut Tape 3.94 CHF 3.54 CHF 3.33 CHF 3.23 CHF View Reel 2.70 CHF 3.14 CHF 3.00 CHF 2.90 CHF 2.71 CHF 2.70 CHF MouseReel Available	Min.: 1 Mult.: 1 : 2 000				PCB Mount