.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Transformers

List Images

Results: 22,128

Applied Filters:

Manufacturer

Power Rating

Primary Voltage Rating

Secondary Voltage Rating

Mounting Style

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Mounting Style
Audio Transformers / Signal Transformers NA6252 12W 0.01Ohms For LT8585 NA6252-ALD Coilcraft 1: $4.78 247In Stock	Mfr. Part # NA6252-ALD Mouser Part # 994-NA6252-ALD	Coilcraft	Audio Transformers / Signal Transformers NA6252 12W 0.01Ohms For LT8585 Learn More about Coilcraft power magnetics	Datasheet	247In Stock	Cut Tape $4.78 $3.78 $3.64 $3.39 Reel $3.22 View $3.08 $3.03 $2.93 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200
Audio Transformers / Signal Transformers Flyback PoE 51W 26.7uH 5V 4.5A POE51Q-50ED Coilcraft 1: $6.50 16In Stock 150Expected 1/15/2027	Mfr. Part # POE51Q-50ED Mouser Part # 994-POE51Q-50ED	Coilcraft	Audio Transformers / Signal Transformers Flyback PoE 51W 26.7uH 5V 4.5A Learn More about Coilcraft high power poe transformers	Datasheet	16In Stock 150Expected 1/15/2027	Cut Tape $6.50 $5.05 $4.85 $4.70 Reel $4.28 View $4.54 $4.14 $4.00 $3.98 MouseReel Available	Min.: 1 Mult.: 1 : 150	51 W
Power Transformers - Board Mount Q4338 Flybck Regltor 12 V, -12 V 1.8 A Q4338-BL Coilcraft 1: $5.75 44In Stock 49Expected 11/3/2026	Mfr. Part # Q4338-BL Mouser Part # 994-Q4338-BL	Coilcraft	Power Transformers - Board Mount Q4338 Flybck Regltor 12 V, -12 V 1.8 A Learn More about Coilcraft power magnetics	Datasheet	44In Stock 49Expected 11/3/2026	$5.75 $4.60 $4.42 $4.28 View $4.15 $3.98 $3.86 $3.73 $3.58	Min.: 1 Mult.: 1
Power Transformers - Board Mount Q4344 Flybck Regltor -12 V 5.0 V 0.75 A Q4344-BL Coilcraft 1: $8.31 18In Stock	Mfr. Part # Q4344-BL Mouser Part # 994-Q4344-BL	Coilcraft	Power Transformers - Board Mount Q4344 Flybck Regltor -12 V 5.0 V 0.75 A Learn More about Coilcraft power magnetics	Datasheet	18In Stock	$8.31 $6.73 $6.46 $6.26 View $6.07 $5.79 $5.61 $5.44 Quote	Min.: 1 Mult.: 1
Current Transformers - Board Mount 1:200, 59.2mH, 30A 6.7Ohm SCS-200LD Coilcraft 1: $5.27 66In Stock 200Expected 1/11/2027	Mfr. Part # SCS-200LD Mouser Part # 994-SCS-200LD	Coilcraft	Current Transformers - Board Mount 1:200, 59.2mH, 30A 6.7Ohm	Datasheet	66In Stock 200Expected 1/11/2027	Cut Tape $5.27 $4.22 $4.05 $3.93 Reel $3.65 View $3.81 $3.54 $3.43 $3.28 MouseReel Available	Min.: 1 Mult.: 1 : 200		SMD/SMT
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB1-1TL Coilcraft 1: $5.03 41In Stock	Mfr. Part # WB1-1TL Mouser Part # 994-WB1-1TL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	41In Stock	$5.03 $3.97 $3.83 $3.57 View $3.39 $3.25 $3.19 $3.08 Quote	Min.: 1 Mult.: 1	250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB1-6TL Coilcraft 1: $5.11 107In Stock	Mfr. Part # WB1-6TL Mouser Part # 994-WB1-6TL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	107In Stock	$5.11 $4.04 $3.90 $3.63 View $3.44 $3.30 $3.24 $3.14 Quote	Min.: 1 Mult.: 1	250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB13-1TL Coilcraft 1: $5.11 52In Stock	Mfr. Part # WB13-1TL Mouser Part # 994-WB13-1TL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	52In Stock	$5.11 $4.04 $3.90 $3.63 View $3.44 $3.30 $3.24 $3.14 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB16-1L Coilcraft 1: $5.50 115In Stock	Mfr. Part # WB16-1L Mouser Part # 994-WB16-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	115In Stock	$5.50 $4.35 $4.19 $3.91 View $3.71 $3.55 $3.49 $3.37 Quote	Min.: 1 Mult.: 1	250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB36-1L Coilcraft 1: $6.05 58In Stock	Mfr. Part # WB36-1L Mouser Part # 994-WB36-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	58In Stock	$6.05 $4.71 $4.52 $4.38 View $4.23 $4.00 $3.87 $3.73 $3.71	Min.: 1 Mult.: 1	250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB4-6L Coilcraft 1: $5.11 94In Stock	Mfr. Part # WB4-6L Mouser Part # 994-WB4-6L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	94In Stock	$5.11 $4.04 $3.90 $3.63 View $3.44 $3.30 $3.24 $3.14 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB4-6TL Coilcraft 1: $4.06 39In Stock	Mfr. Part # WB4-6TL Mouser Part # 994-WB4-6TL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	39In Stock	$4.06 $3.29 $3.16 $2.96 View $2.85 $2.77 $2.64 $2.56 Quote	Min.: 1 Mult.: 1	250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WBT16-1L Coilcraft 1: $4.00 78In Stock	Mfr. Part # WBT16-1L Mouser Part # 994-WBT16-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	78In Stock	$4.00 $3.25 $3.12 $2.92 View $2.81 $2.73 $2.60 $2.52 Quote	Min.: 1 Mult.: 1	250 mW
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WBT4-1L Coilcraft 1: $4.06 54In Stock	Mfr. Part # WBT4-1L Mouser Part # 994-WBT4-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	54In Stock	$4.06 $3.29 $3.16 $2.96 View $2.85 $2.77 $2.64 $2.56 Quote	Min.: 1 Mult.: 1
Pulse Transformers 1:1:1 TRN 1.89 MH 78602/1JC-R Murata Power Solutions 1: $2.32 855In Stock	Mfr. Part # 78602/1JC-R Mouser Part # 580-78602/1JC-R	Murata Power Solutions	Pulse Transformers 1:1:1 TRN 1.89 MH Learn More about Murata Power Solutions Murata786J	Datasheet	855In Stock	Cut Tape $2.32 $2.11 $1.91 $1.85 Reel $1.63 View $1.79 $1.78 $1.61 MouseReel Available	Min.: 1 Mult.: 1 : 500		SMD/SMT
Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V PFBR45-ST13150S Bourns 1: $5.36 5,147In Stock	Mfr. Part # PFBR45-ST13150S Mouser Part # 652-PFBR45-ST13150S	Bourns	Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V Learn More about Bourns pfbr45	Datasheet	5,147In Stock	Cut Tape $5.36 $4.24 $4.09 Reel $3.34 $3.20 View $2.91 Quote MouseReel Available	Min.: 1 Mult.: 1 : 540	450 mW
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port HX1294FNLT Pulse Electronics 1: $8.02 176In Stock	Mfr. Part # HX1294FNLT Mouser Part # 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 $8.02 $7.22 $6.71 $6.54 Reel $6.49 View $6.49 $6.39 $6.27 Quote	Min.: 1 Mult.: 1 : 350
Power Transformers - Board Mount SMD HiFreq WireWound 48uH .12Ohms PA3855.002NLT Pulse Electronics 1: $3.75 622In Stock	Mfr. Part # PA3855.002NLT Mouser Part # 673-PA3855.002NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 48uH .12Ohms	Datasheet	622In Stock	Cut Tape $3.75 $3.39 $3.04 $2.95 Reel $2.84 View $2.70 $2.59 $2.40 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 # PA4470.003NLT Mouser Part # 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 Reel $2.95 View $3.47 $3.24 $2.85 $2.80 MouseReel Available	Min.: 1 Mult.: 1 : 700	1.8 W
Power Transformers - Board Mount V265 ER 11 SMD Transformer B78334B1034A003 TDK 1: $7.49 674In Stock	Mfr. Part # B78334B1034A003 Mouser Part # 871-B78334B1034A3	TDK	Power Transformers - Board Mount V265 ER 11 SMD Transformer	Datasheet	674In Stock	Cut Tape $7.49 $6.45 $6.19 $6.00 Reel $5.29 View $5.81 $5.55 $5.28 $4.94 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers 1812WBT SMT Wideband Wideband 1812WBT-2LC Coilcraft 1: $3.31 588In Stock	Mfr. Part # 1812WBT-2LC Mouser Part # 994-1812WBT-2LC	Coilcraft	Audio Transformers / Signal Transformers 1812WBT SMT Wideband Wideband Learn More about Coilcraft 1812WBT	Datasheet	588In Stock	Cut Tape $3.31 $2.68 $2.58 $2.41 Reel $2.26 View $2.32 $2.15 $2.09 $2.02 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 KA5038-BL Coilcraft 1: $18.59 67In Stock	Mfr. Part # KA5038-BL Mouser Part # 994-KA5038-BL	Coilcraft	Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 Learn More about Coilcraft power magnetics	Datasheet	67In Stock	$18.59 $16.35 $15.84 $15.53 View $14.95 $14.24 $13.82	Min.: 1 Mult.: 1	66 W
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB2010-1-SMLD Coilcraft 1: $3.72 500In Stock	Mfr. Part # SWB2010-1-SMLD Mouser Part # 994-SWB2010-1-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	500In Stock	Cut Tape $3.72 $3.02 $2.99 Reel $2.54 $2.42 View $2.35 $2.28 MouseReel Available	Min.: 1 Mult.: 1 : 500	250 mW (1/4 W)
Current Transformers - Board Mount 10A Curr Sense Txfr 1:125 SM 53125C Murata Power Solutions 1: $1.74 1,990In Stock	Mfr. Part # 53125C Mouser Part # 580-53125C	Murata Power Solutions	Current Transformers - Board Mount 10A Curr Sense Txfr 1:125 SM Learn More about Murata Power Solutions murata 5300 5400 5500 transformers	Datasheet	1,990In Stock	Cut Tape $1.74 $1.41 $1.34 $1.30 View Reel $0.987 $1.25 $1.19 $1.17 $0.987 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		PCB Mount
Power Transformers - Board Mount SMD HiFreq WireWound 155uH .9Ohms PA1282NLT Pulse Electronics 1: $3.70 557In Stock	Mfr. Part # PA1282NLT Mouser Part # 673-PA1282NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 155uH .9Ohms	Datasheet	557In Stock	Cut Tape $3.70 $3.35 $3.00 $2.91 Reel $2.61 View $2.82 $2.47 $2.30	Min.: 1 Mult.: 1 : 200