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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 (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Power Rating	Mounting Style
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB3-1TL Coilcraft 1: $5.49 65In Stock	Mfr. Part No. WB3-1TL Mouser Part No 994-WB3-1TL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	65In Stock	$5.49 $4.14 $3.94 $3.70 View $3.54 $3.38 $3.27 $3.17	Min.: 1 Mult.: 1
Current Transformers - Industrial 1000:5 2.5MM ID XFMR CURRENT SE-CS10-2.5 Littelfuse 1: $410.38 3In Stock	Mfr. Part No. SE-CS10-2.5 Mouser Part No 576-SE-CS10-2.5	Littelfuse	Current Transformers - Industrial 1000:5 2.5MM ID XFMR CURRENT Learn More about Littelfuse industrial portfolio	Datasheet	3In Stock	$410.38	Min.: 1 Mult.: 1
Pulse Transformers 1:1:1 TRN 1.89 MH 78602/1JC-R Murata Power Solutions 1: $2.27 905In Stock	Mfr. Part No. 78602/1JC-R Mouser Part No 580-78602/1JC-R	Murata Power Solutions	Pulse Transformers 1:1:1 TRN 1.89 MH Learn More about Murata Power Solutions Murata786J	Datasheet	905In Stock	Cut Tape $2.27 $2.04 $1.94 $1.90 $1.83 Reel $1.55 MouseReel Available	Min.: 1 Mult.: 1 : 500			SMD/SMT
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port HX1294FNLT Pulse Electronics 1: $8.61 176In Stock	Mfr. Part No. HX1294FNLT Mouser Part No 673-HX1294FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	176In Stock	Cut Tape $8.61 $7.56 $7.26 $6.82 Reel $6.56 View $6.64 $6.35 $6.22 Quote	Min.: 1 Mult.: 1 : 350
Power Transformers - Board Mount SMD HiFreq WireWound 48uH .12Ohms PA3855.002NLT Pulse Electronics 1: $3.76 622In Stock	Mfr. Part No. PA3855.002NLT Mouser Part No 673-PA3855.002NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 48uH .12Ohms	Datasheet	622In Stock	Cut Tape $3.76 $3.40 $3.04 $2.95 Reel $2.77 View $2.62 $2.48 $2.35 MouseReel Available	Min.: 1 Mult.: 1 : 130
Power Transformers - Board Mount 6W 216uH 200-700kHz 33-57V Flyback PA4470.003NLT Pulse Electronics 1: $4.47 339In Stock	Mfr. Part No. PA4470.003NLT Mouser Part No 673-PA4470.003NLT	Pulse Electronics	Power Transformers - Board Mount 6W 216uH 200-700kHz 33-57V Flyback Learn More about Pulse Electronics pulse high frequency transformers	Datasheet	339In Stock	Cut Tape $4.47 $4.04 $3.69 $3.58 View Reel $2.67 $3.47 $2.67 $2.67 MouseReel Available	Min.: 1 Mult.: 1 : 700		1.8 W
Audio Transformers / Signal Transformers 1812WBT SMT Wideband Wideband 1812WBT-2LC Coilcraft 1: $3.31 588In Stock	Mfr. Part No. 1812WBT-2LC Mouser Part No 994-1812WBT-2LC	Coilcraft	Audio Transformers / Signal Transformers 1812WBT SMT Wideband Wideband Learn More about Coilcraft 1812WBT	Datasheet	588In Stock	Cut Tape $3.31 $2.50 $2.38 $2.33 Reel $1.98 $1.91 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 KA5038-BL Coilcraft 1: $17.13 67In Stock	Mfr. Part No. KA5038-BL Mouser Part No 994-KA5038-BL	Coilcraft	Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 Learn More about Coilcraft power magnetics	Datasheet	67In Stock	$17.13 $16.85 $16.84 $14.32 View $13.71 $13.28 $12.85	Min.: 1 Mult.: 1		66 W
Pulse Transformers SINGLE 10G 1:1 Pulse Electronics H7018FNLT H7018FNLT Pulse Electronics 1: $10.44 352In Stock	Mfr. Part No. H7018FNLT Mouser Part No 673-H7018FNLT	Pulse Electronics	Pulse Transformers SINGLE 10G 1:1	Datasheet	352In Stock	Cut Tape $10.44 $9.12 $8.76 $8.48 Reel $6.83 View $7.19 $6.80 $6.76 Quote	Min.: 1 Mult.: 1 : 300			PCB Mount
Audio Transformers / Signal Transformers 7uH 3KV 1:1:2 2% AEC-Q200 BX6152NL Pulse Electronics 1: $4.35 752In Stock	Mfr. Part No. BX6152NL Mouser Part No 673-BX6152NL	Pulse Electronics	Audio Transformers / Signal Transformers 7uH 3KV 1:1:2 2% AEC-Q200 Learn More about Pulse Electronics bm bmu bx transformers	Datasheet	752In Stock	$4.35 $3.93 $3.57 $3.43 View $3.33 $3.14 $2.64	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port H5019NL Pulse Electronics 1: $10.96 184In Stock	Mfr. Part No. H5019NL Mouser Part No 673-H5019NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	184In Stock	$10.96 $9.72 $9.32 $9.11 View $8.90 $8.34 $8.11 $7.85	Min.: 1 Mult.: 1
Current Transformers - Board Mount SMD Current Sense AEC-Q200 1:40 Xfmr PA1005.040QNLT Pulse Electronics 1: $1.95 2,351In Stock	Mfr. Part No. PA1005.040QNLT Mouser Part No 673-PA1005.040QNLT	Pulse Electronics	Current Transformers - Board Mount SMD Current Sense AEC-Q200 1:40 Xfmr Learn More about Pulse Electronics pulse aec q200 current sense transformers	Datasheet	2,351In Stock	Cut Tape $1.95 $1.77 $1.63 $1.58 Reel $1.40 View $1.54 $1.51 $1.45 $1.06 MouseReel Available	Min.: 1 Mult.: 1 : 900
Power Transformers - Board Mount XFMR,PUSHPULL,7W,REINFORCE NPB PA3964.002NLT Pulse Electronics 1: $3.26 578In Stock	Mfr. Part No. PA3964.002NLT Mouser Part No 673-PA3964.002NLT	Pulse Electronics	Power Transformers - Board Mount XFMR,PUSHPULL,7W,REINFORCE NPB	Datasheet	578In Stock	Cut Tape $3.26 $2.95 $2.76 $2.67 Reel $2.29 View $2.59 $2.26 $2.15 $1.93	Min.: 1 Mult.: 1 : 300
Power Transformers - Board Mount 6W 21.8uH 200-700kHz 10-14V Flyback PA4470.006NLT Pulse Electronics 1: $4.47 625In Stock	Mfr. Part No. PA4470.006NLT Mouser Part No 673-PA4470.006NLT	Pulse Electronics	Power Transformers - Board Mount 6W 21.8uH 200-700kHz 10-14V Flyback Learn More about Pulse Electronics pulse high frequency transformers	Datasheet	625In Stock	Cut Tape $4.47 $4.04 $3.69 $3.58 Reel $3.01 View $3.47 $3.02 $2.74 $2.71 MouseReel Available	Min.: 1 Mult.: 1 : 700		1.8 W
Power Transformers - Board Mount 2CT:1CT Iso5000V SMT 5kVrms AEC-Q200 PM2190.021NLT Pulse Electronics 1: $3.51 562In Stock	Mfr. Part No. PM2190.021NLT Mouser Part No 673-PM2190.021NLT	Pulse Electronics	Power Transformers - Board Mount 2CT:1CT Iso5000V SMT 5kVrms AEC-Q200 Learn More about Pulse Electronics pulse pm21x aec q200 transformers	Datasheet	562In Stock	Cut Tape $3.51 $3.17 $2.98 $2.90 Reel $2.41 View $2.63 $2.24 $2.13 $2.11	Min.: 1 Mult.: 1 : 150			SMD/SMT
Audio Transformers / Signal Transformers Signal-Transformer Mil-Grade PL1374 iNRCORE 1: $25.62 201In Stock	Mfr. Part No. PL1374 Mouser Part No 673-PL1374	iNRCORE	Audio Transformers / Signal Transformers Signal-Transformer Mil-Grade	Datasheet	201In Stock	$25.62 $23.07 $22.11 $21.41 View $20.72 $20.61 $20.41 Quote	Min.: 1 Mult.: 1	No
Audio Transformers / Signal Transformers Genesus -40/+85C Mini 1G For MiniPhy TG111-MSCHPLF HALO Electronics 1: $15.96 62In Stock	Mfr. Part No. TG111-MSCHPLF Mouser Part No 493-TG111-MSCHPLF	HALO Electronics	Audio Transformers / Signal Transformers Genesus -40/+85C Mini 1G For MiniPhy Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	62In Stock	$15.96 $10.27 $6.78 $5.69 View $5.31 $5.16	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 10B-2001NL iNRCORE 1: $47.30 17In Stock	Mfr. Part No. 10B-2001NL Mouser Part No 673-10B-2001NL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	17In Stock	$47.30 $42.54 $39.24 $39.00 View $38.33 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port HM6098FNL Pulse Electronics 1: $9.59 16In Stock	Mfr. Part No. HM6098FNL Mouser Part No 673-HM6098FNL	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port Learn More about Pulse Electronics pulse automotive communications	Datasheet	16In Stock	$9.59 $7.55 $7.23 $7.01 View $6.79 $6.43 $6.29 $6.11	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A B0570-BL Coilcraft 1: $9.58 55In Stock	Mfr. Part No. B0570-BL Mouser Part No 994-B0570-BL	Coilcraft	Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A Learn More about Coilcraft power magnetics	Datasheet	55In Stock	$9.58 $8.11 $7.78 $7.36 View $7.13 $6.99 $6.77 $6.56	Min.: 1 Mult.: 1		15 W
Audio Transformers / Signal Transformers C1586 TI LM5070 13uH 12 V 1.08 A C1586-ALD Coilcraft 1: $4.94 67In Stock	Mfr. Part No. C1586-ALD Mouser Part No 994-C1586-ALD	Coilcraft	Audio Transformers / Signal Transformers C1586 TI LM5070 13uH 12 V 1.08 A Learn More about Coilcraft power magnetics	Datasheet	67In Stock	Cut Tape $4.94 $3.73 $3.56 $3.33 Reel $3.05 View $3.17 $2.95 $2.86 MouseReel Available	Min.: 1 Mult.: 1 : 175		13 W
Current Transformers - Board Mount CST2 1:125 20A 3KuH AEC-Q200 CST2-125LC Coilcraft 1: $3.49 78In Stock 250Expected 2026/11/06	Mfr. Part No. CST2-125LC Mouser Part No 994-CST2-125LC	Coilcraft	Current Transformers - Board Mount CST2 1:125 20A 3KuH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	78In Stock 250Expected 2026/11/06	Cut Tape $3.49 $2.85 $2.70 Reel $2.30 $2.27 View $2.17 $2.15 MouseReel Available	Min.: 1 Mult.: 1 : 250
Audio Transformers / Signal Transformers FA2925 SMT Flyback For Si341, Si3402 FA2925-ALD Coilcraft 1: $5.02 135In Stock	Mfr. Part No. FA2925-ALD Mouser Part No 994-FA2925-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2925 SMT Flyback For Si341, Si3402 Learn More about Coilcraft power magnetics	Datasheet	135In Stock	Cut Tape $5.02 $3.79 $3.61 $3.38 Reel $3.09 View $3.22 $2.99 $2.90 MouseReel Available	Min.: 1 Mult.: 1 : 175		15 W
Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785 GA3172-AL Coilcraft 1: $7.42 1In Stock	Mfr. Part No. GA3172-AL Mouser Part No 994-GA3172-AL	Coilcraft	Audio Transformers / Signal Transformers GA3172 Flyback For PIC16HV785 Learn More about Coilcraft power magnetics	Datasheet	1In Stock	$7.42 $6.14 $5.90 $5.71 View $5.54 $5.31 $5.14 $4.98	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 19.5 V 0.67 A POE13P-19LD Coilcraft 1: $3.63 95In Stock	Mfr. Part No. POE13P-19LD Mouser Part No 994-POE13P-19LD	Coilcraft	Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 19.5 V 0.67 A Learn More about Coilcraft poexp flyback transformers	Datasheet	95In Stock	Cut Tape $3.63 $2.74 $2.61 $2.44 Reel $2.23 View $2.33 $2.16 $2.11 MouseReel Available	Min.: 1 Mult.: 1 : 175