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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 (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Current Transformers - Board Mount CST4835 1:20 7A 33uH AEC-Q200 CST4835-020EC Coilcraft 1: $3.63 524In Stock	Mfr. Part No. CST4835-020EC Mouser Part No 994-CST4835-020EC	Coilcraft	Current Transformers - Board Mount CST4835 1:20 7A 33uH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	524In Stock	Cut Tape $3.63 $2.97 $2.65 Reel $2.37 $2.27 $2.23 MouseReel Available	Min.: 1 Mult.: 1 : 500
Power Transformers - Board Mount 28.9 UH 10% Pulse Electronics PA1528ANLT PA1528ANLT Pulse Electronics 1: $4.43 754In Stock	Mfr. Part No. PA1528ANLT Mouser Part No 673-PA1528ANLT	Pulse Electronics	Power Transformers - Board Mount 28.9 UH 10%	Datasheet	754In Stock	Cut Tape $4.43 $3.63 $2.98 $2.90 Reel $2.67 View $2.70 $2.64 $2.61 $2.55	Min.: 1 Mult.: 1 : 150
Power Transformers - Board Mount SMD Flyback .22Ohms Pulse Electronics PE-68421NL PE-68421NL Pulse Electronics 1: $14.83 325In Stock	Mfr. Part No. PE-68421NL Mouser Part No 673-PE-68421NL	Pulse Electronics	Power Transformers - Board Mount SMD Flyback .22Ohms	Datasheet	325In Stock	$14.83 $13.46 $12.70 $12.40	Min.: 1 Mult.: 1
Current Transformers - Industrial 120V 2-20A 1s CURRENT SENSOR CT-0600-F20 Littelfuse 1: $120.54 1In Stock	Mfr. Part No. CT-0600-F20 Mouser Part No 576-CT-0600-F20	Littelfuse	Current Transformers - Industrial 120V 2-20A 1s CURRENT SENSOR Learn More about Littelfuse industrial portfolio	Datasheet	1In Stock	$120.54 $108.32 $103.77 $100.46 $97.23	Min.: 1 Mult.: 1		600 V		Panel
Power Transformers - Board Mount Max 253 TX 3.3v input 5v out DIP 78253/35C Murata Power Solutions 1: $4.54 40In Stock	Mfr. Part No. 78253/35C Mouser Part No 580-7825335C	Murata Power Solutions	Power Transformers - Board Mount Max 253 TX 3.3v input 5v out DIP Learn More about Murata Power Solutions Murata78253J	Datasheet	40In Stock	$4.54 $3.73 $3.35 $2.98 View $2.88 $2.78 $2.71 $2.64 $2.61	Min.: 1 Mult.: 1	500 mW	3.3 V	5 V	Through Hole
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .75Ohms 2-Port HX1305NLT Pulse Electronics 1: $8.93 22In Stock	Mfr. Part No. HX1305NLT Mouser Part No 673-HX1305NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .75Ohms 2-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	22In Stock	Cut Tape $8.93 $8.06 $7.73 $7.49 Reel $6.68 View $6.98 $6.57 $6.49	Min.: 1 Mult.: 1 : 200
Audio Transformers / Signal Transformers C1585 TI LM5070 13uH 5.0 V 2.6 A C1585-ALD Coilcraft 1: $5.64 87In Stock	Mfr. Part No. C1585-ALD Mouser Part No 994-C1585-ALD	Coilcraft	Audio Transformers / Signal Transformers C1585 TI LM5070 13uH 5.0 V 2.6 A Learn More about Coilcraft power magnetics	Datasheet	87In Stock	Cut Tape $5.64 $4.38 $4.21 $4.08 Reel $3.72 View $3.94 $3.61 $3.48 $3.47 MouseReel Available	Min.: 1 Mult.: 1 : 175	13 W
Current Transformers - Board Mount CST7030 1:50 20A .333mH AEC-Q200 CST7030-050LC Coilcraft 1: $3.30 359In Stock	Mfr. Part No. CST7030-050LC Mouser Part No 994-CST7030-050LC	Coilcraft	Current Transformers - Board Mount CST7030 1:50 20A .333mH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	359In Stock	Cut Tape $3.30 $2.70 $2.34 $2.27 Reel $2.15 View $2.20 $2.17 $2.06 $2.04 MouseReel Available	Min.: 1 Mult.: 1 : 600				SMD/SMT
Pulse Transformers SMT Gate Driver Transformer 2250 Vdc FA2659-ALC Coilcraft 1: $3.92 75In Stock 875On Order	Mfr. Part No. FA2659-ALC Mouser Part No 994-FA2659-ALC	Coilcraft	Pulse Transformers SMT Gate Driver Transformer 2250 Vdc Learn More about Coilcraft power magnetics	Datasheet	75In Stock 875On Order On Order Ship Dates Mfr. No: FA2659-ALC Stock: 75 Can Dispatch Immediately On Order: 350 Expected 2026/11/23 525 Expected 2027/01/08 Factory Lead Time: 10 Weeks	Cut Tape $3.92 $3.21 $2.78 $2.70 Reel $2.58 View $2.61 $2.56 $2.45 $2.41 MouseReel Available	Min.: 1 Mult.: 1 : 175
Audio Transformers / Signal Transformers FA2671 SMT Flyback For Si3401, Si3402 FA2671-ALD Coilcraft 1: $4.97 31In Stock 400Expected 2026/11/26	Mfr. Part No. FA2671-ALD Mouser Part No 994-FA2671-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2671 SMT Flyback For Si3401, Si3402 Learn More about Coilcraft power magnetics	Datasheet	31In Stock 400Expected 2026/11/26	Cut Tape $4.97 $3.93 $3.79 $3.54 Reel $3.35 View $3.21 $3.16 $3.05 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	10 W
Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 24 V 0.54 A POE13F-24LD Coilcraft 1: $5.33 185In Stock	Mfr. Part No. POE13F-24LD Mouser Part No 994-POE13F-24LD	Coilcraft	Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 24 V 0.54 A Learn More about Coilcraft poexf flyback transformers	Datasheet	185In Stock	Cut Tape $5.33 $4.22 $4.06 $3.79 Reel $3.59 View $3.44 $3.38 $3.27 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200
Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.200-400 MHz PWB-2-BLC Coilcraft 1: $4.81 5In Stock 250Expected 2027/01/08	Mfr. Part No. PWB-2-BLC Mouser Part No 994-PWB-2-BLC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.200-400 MHz	Datasheet	5In Stock 250Expected 2027/01/08	Cut Tape $4.81 $3.81 Reel $3.24 $3.11 $3.05 View $2.95 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250
Power Transformers - Board Mount Q4434 Flybck Regltor 8uH 5.0 V 1.6 A Q4434-BL Coilcraft 1: $8.26 27In Stock	Mfr. Part No. Q4434-BL Mouser Part No 994-Q4434-BL	Coilcraft	Power Transformers - Board Mount Q4434 Flybck Regltor 8uH 5.0 V 1.6 A Learn More about Coilcraft power magnetics	Datasheet	27In Stock	$8.26 $6.69 $6.42 $6.22 View $6.04 $5.76 $5.58 $5.40 $5.25	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec SWB1040-PCL Coilcraft 1: $6.04 14In Stock	Mfr. Part No. SWB1040-PCL Mouser Part No 994-SWB1040-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec Learn More about Coilcraft swb transformers	Datasheet	14In Stock	$6.04 $4.68 $4.49 $4.36 View $4.21 $3.98 $3.85 $3.72 $3.70	Min.: 1 Mult.: 1	250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB3-1TL Coilcraft 1: $5.50 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	$5.50 $4.35 $4.19 $3.91 View $3.71 $3.55 $3.49 $3.37 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port Pulse Electronics H1086NLT H1086NLT Pulse Electronics 1: $6.47 890In Stock	Mfr. Part No. H1086NLT Mouser Part No 673-H1086NLT	Pulse Electronics	Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port	Datasheet	890In Stock	Cut Tape $6.47 $5.83 $5.61 $5.43 Reel $5.00 View $5.26 $4.52 $4.18 MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers 10B-2001NL iNRCORE 1: $53.61 17In Stock	Mfr. Part No. 10B-2001NL Mouser Part No 673-10B-2001NL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	17In Stock	$53.61 $47.90 $42.62 $41.93 View $41.33 $40.61 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port HM6098FNL Pulse Electronics 1: $8.85 10In 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	10In Stock	$8.85 $7.99 $7.65 $7.41 View $7.18 $6.83 $6.61 $6.43	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A B0570-BL Coilcraft 1: $9.61 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	$9.61 $8.66 $8.32 $8.05 View $7.80 $7.41 $7.18 $6.98	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 $3.91 $3.77 $3.51 Reel $3.33 View $3.19 $3.14 $3.04 Quote 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 318In Stock	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	318In Stock	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 FA2805 SMT Flyback For Si341, Si3402 FA2805-CLD Coilcraft 1: $5.19 483In Stock 2,275On Order	Mfr. Part No. FA2805-CLD Mouser Part No 994-FA2805-CLD	Coilcraft	Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402 Learn More about Coilcraft power magnetics	Datasheet	483In Stock 2,275On Order On Order Ship Dates Mfr. No: FA2805-CLD Stock: 483 Can Dispatch Immediately On Order: 875 Expected 2026/11/03 1,400 Expected 2026/11/23 Factory Lead Time: 10 Weeks	Cut Tape $5.19 $4.11 $3.97 $3.69 Reel $3.50 View $3.35 $3.30 $3.19 Quote MouseReel Available	Min.: 1 Mult.: 1 : 175	15 W
Audio Transformers / Signal Transformers FA2925 SMT Flyback For Si341, Si3402 FA2925-ALD Coilcraft 1: $5.04 85In Stock 175Expected 2027/01/01	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	85In Stock 175Expected 2027/01/01	Cut Tape $5.04 $3.97 $3.83 $3.57 Reel $3.40 View $3.26 $3.19 $3.08 Quote 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 $6.59 $6.33 $6.12 View $5.93 $5.57 $5.40 $5.22 $5.15	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers POE13P Flyback PoE 13uH 19.5 V 0.67 A POE13P-19LD Coilcraft 1: $3.64 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 $3.64 $2.95 $2.84 $2.66 Reel $2.55 View $2.49 $2.37 $2.30 $2.22 MouseReel Available	Min.: 1 Mult.: 1 : 175