Power Transformers

Power Transformers
Power transformers are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many power transformer manufacturers including Bel, Bourns, Hammond, Pulse, Tamura, Triad Magnetics, Wurth Elektronik & more. Please view our selection of power transformers below.
Results: 5.808
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Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product
Primary Voltage Rating
Secondary Voltage Rating
Power Rating
Secondary Current Rating
Mounting Style
Primary Winding
Secondary Winding
Length
Width
Height
Outside Diameter
Series
Wurth Elektronik Power Transformers WE-LLCR Size ETD34 600uH 150W 48V
Datasheet
21In Stock
Min.: 1
Mult.: 1

Power 255 VAC to 283 VAC 48 V 150 W 3.1 A Through Hole Single Primary Winding Dual Secondary Winding 36 mm 36 mm 26 mm WE-LLCR
Pulse Electronics Power Transformers XFMR, FLYBACK, EFD20, SMT, NPB
Datasheet
46In Stock
Min.: 1
Mult.: 1
Reel: 100

Flyback Transformers
Siemens Power Transformers CONTROL TRANSFORMER,150VA,380/400/415-11
Datasheet
1In Stock
Min.: 1
Mult.: 1
Coilcraft Power Transformers Q4338 Flybck Regltor 12 V, -12 V 1.8 A
Datasheet
17In Stock
24Expected 2/20/2026
Min.: 1
Mult.: 1

Q4338
Coilcraft Power Transformers
Datasheet
21In Stock
2.700Expected 3/30/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 300

YA
Wurth Elektronik Power Transformers WE-FB LT3748 100 uH 12 W
Datasheet
150In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 200

Flyback Transformers 36 V 12 V 12 W 1 A SMD/SMT Single Primary Winding Single Secondary Winding 13.46 mm 17.75 mm 12.7 mm WE-FB
Coilcraft Power Transformers Q4438 Flybck Regltor 12 V, -12 V 0.63 A
Datasheet
287In Stock
756Expected 3/13/2026
Min.: 1
Mult.: 1

Q4438
Pulse Electronics PH9384.021NLT
Pulse Electronics Power Transformers SMD 3W 24V/us 538uH 2CT:1CT 20%
Datasheet
1.451In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 400

3 W SMD/SMT Dual Primary Winding Dual Secondary Winding 12.5 mm 9.2 mm 7.6 mm PH9084.XXXNLT
Pulse Electronics PA1130NLT
Pulse Electronics Power Transformers SMD HiFreq WireWound 500uH 1.75Ohms
Datasheet
698In Stock
Min.: 1
Mult.: 1
Reel: 300

POE - Power Over Ethernet Transformers
Pulse Electronics PA1528ANLT
Pulse Electronics Power Transformers 28.9 UH 10%
Datasheet
936In Stock
Min.: 1
Mult.: 1
Reel: 150

Flyback Transformers
Wurth Elektronik Power Transformers MID-FLYLT LT3512 175 uH 2 W
Datasheet
266In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 300

Flyback Transformers 35 V to 75 V 5 V 2 W 400 mA SMD/SMT Single Primary Winding Dual Secondary Winding 9.78 mm 9.14 mm 10.54 mm MID-FLYLT
Pulse Electronics PE-68421NL
Pulse Electronics Power Transformers SMD Flyback .22Ohms
Datasheet
326In Stock
Min.: 1
Mult.: 1

Flyback Transformers
Pulse Electronics Power Transformers SMD 3W 24V/us 538uH 4CT:3CT 20%
Datasheet
794In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 400

3 W SMD/SMT Dual Primary Winding Dual Secondary Winding 12.5 mm 9.2 mm 7.6 mm PH9084.XXXNLT
Wurth Elektronik Power Transformers WE-FB LT3748 15 uH 30 W
Datasheet
238In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 125

Flyback Transformers 18 V to 60 V 13 V 30 W 2.3 A SMD/SMT Single Primary Winding Single Secondary Winding 29.08 mm 23.11 mm 11.43 mm WE-FB
Wurth Elektronik Power Transformers MID-FLYLT LT8300 300 uH 1.7 W
Datasheet
413In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 300

Flyback Transformers 36 V to 72 V 12 V, 12 V 1.7 W 70 mA, 70 mA SMD/SMT Dual Primary Winding Dual Secondary Winding 9.78 mm 9.14 mm 10.54 mm MID-FLYLT


Pulse Electronics Power Transformers SMD HiFreq WireWound 155uH .9Ohms
Datasheet
567In Stock
Min.: 1
Mult.: 1
Reel: 200

POE - Power Over Ethernet Transformers
Wurth Elektronik Power Transformers WE-FLEX W/O Air Gap 153.8uH 0.02A
Datasheet
255In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 300

Flexible Transformers 500 VA 970 mA SMD/SMT Triple Primary Winding Triple Secondary Winding 17.5 mm 22.1 mm 8.3 mm WE-FLEX
Wurth Elektronik Power Transformers WE-FB LT3748 15 uH 45.6 W
Datasheet
117In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 100

Flyback Transformers 30 V to 75 V 12 V 45.6 W 3.8 A SMD/SMT Dual Primary Winding Triple Secondary Winding 27.03 mm 32.31 mm 13.69 mm WE-FB
Wurth Elektronik Power Transformers WE-PoE EFD20 73W SMT
Datasheet
161In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 110

POE - Power Over Ethernet Transformers SMD/SMT Dual Primary Winding Single Secondary Winding 21.8 mm 26.2 mm 11.43 mm WE-PoE
Wurth Elektronik Power Transformers MID-OLLT LT3798 600 uH 14 W
Datasheet
256In Stock
Min.: 1
Mult.: 1

Flyback Transformers 85 VAC to 265 VAC 28 V 14 W 500 mA Through Hole Single Primary Winding Dual Secondary Winding 18 mm 16.5 mm 18 mm MID-OLLT
Wurth Elektronik Power Transformers WE-UOST Univ Offline 1310uH 0.8A 450mOhm
Datasheet
268In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 150

Power 85 VAC to 265 VAC 24 V 7.2 W 300 mA SMD/SMT Single Primary Winding Dual Secondary Winding 25.81 mm 16.6 mm 13.5 mm WE-UOST
Pulse Electronics Power Transformers XFMR FLYBACK EP13 SM 10 PI NPB
Datasheet
470In Stock
Min.: 1
Mult.: 1

POE - Power Over Ethernet Transformers
Pulse Electronics Power Transformers XFMR,PUSHPULL,7W,REINFORCE NPB
Datasheet
583In Stock
Min.: 1
Mult.: 1
Reel: 300

Pulse Electronics Power Transformers 6W 21.8uH 200-700kHz 10-14V Flyback
Datasheet
625In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 700

Flyback Transformers 1.8 W 8 mm 6.6 mm 6 mm PA4470
Pulse Electronics Power Transformers 2CT:1CT Iso5000V SMT 5kVrms AEC-Q200
Datasheet
586In Stock
Min.: 1
Mult.: 1
Reel: 150
Isolation Transformers SMD/SMT Dual Primary Winding Dual Secondary Winding 10 mm 10 mm 12.5 mm PM2190.xxxNLT