Transformers

 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.
Results: 22,009
Select 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 Primary Voltage Rating Secondary Voltage Rating Mounting Style
Wurth Elektronik Power Transformers - Board Mount WE-PSPA 86 uH 750mA AEC-Q200 883In Stock
Min.: 1
Mult.: 1
: 900

5 V 5 V PCB Mount
Wurth Elektronik Power Transformers - Board Mount WE-PSPA 86 uH 250mA AEC-Q200 378In Stock
Min.: 1
Mult.: 1
: 900

5 V 5 V PCB Mount
Wurth Elektronik Power Transformers - Board Mount WE-PSPA 86 uH 165mA AEC-Q200 952In Stock
Min.: 1
Mult.: 1
: 900

5 V 23 V PCB Mount
Taoglas Audio Transformers / Signal Transformers LAN XFMR 10G BASE-T (PoE+) 729In Stock
Min.: 1
Mult.: 1
: 450

Mini-Circuits Audio Transformers / Signal Transformers XFRMR / SURF MOUNT / RoHS 3,351In Stock
Min.: 1
Mult.: 1

500 mW
Coilcraft Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz 3,273In Stock
Min.: 1
Mult.: 1
: 600

250 mW (1/4 W)
Coilcraft Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51 464In Stock
2,450On Order
Min.: 1
Mult.: 1
: 175

Coilcraft Audio Transformers / Signal Transformers FA2470 Flyback For STMicro STLC3075 801In Stock
Min.: 1
Mult.: 1
: 450

Coilcraft Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402 840In Stock
2,275On Order
Min.: 1
Mult.: 1
: 175

15 W
Coilcraft Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 5.0 V 6 A 572In Stock
Min.: 1
Mult.: 1
: 175

Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.150-500 MHz 1,046In Stock
Min.: 1
Mult.: 1
: 250

Coilcraft Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz 550In Stock
Min.: 1
Mult.: 1
: 750

250 mW
Coilcraft Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A 722In Stock
Min.: 1
Mult.: 1
: 300

Coilcraft Audio Transformers / Signal Transformers POE70P Flyback 7uH 5.0 V 1.4 A 2,419In Stock
Min.: 1
Mult.: 1
: 200

Coilcraft Power Transformers - Board Mount Miniture SMT Transformer 1,426In Stock
11,000On Order
Min.: 1
Mult.: 1
: 1,000

iNRCORE Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T 29In Stock
Min.: 1
Mult.: 1
Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz 3,409In Stock
2,750Expected 12/14/2026
Min.: 1
Mult.: 1
: 250

Coilcraft Power Transformers - Board Mount Q4437 Flybck Regltor 12 V, -12 V 1.8 A 1,249In Stock
Min.: 1
Mult.: 1

HALO Electronics Audio Transformers / Signal Transformers 1500Vrms 0.9Ohm 16-Pin SMD 261In Stock
Min.: 1
Mult.: 1

Pulse Electronics Power Transformers - Board Mount 150 uH 6000Vrms 1500VDC Reinforced Hal Free ESS 165In Stock
Min.: 1
Mult.: 1

SMD/SMT
Coilcraft Current Transformers - Board Mount CST2 1:100 20A 2KuH AEC-Q200 1,157In Stock
Min.: 1
Mult.: 1
: 250

Coilcraft Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72 1,040In Stock
1,750Expected 11/23/2026
Min.: 1
Mult.: 1
: 175

Coilcraft Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075 938In Stock
900Expected 10/26/2026
Min.: 1
Mult.: 1
: 450

Coilcraft Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 5.0 V 2.6 A 1,165In Stock
Min.: 1
Mult.: 1
: 175

Coilcraft Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.075-90 MHz 1,557In Stock
105Expected 10/7/2026
Min.: 1
Mult.: 1
: 250