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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 (PEN) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Mounting Style
Power Transformers - Board Mount Q4438 Flybck Regltor 12 V, -12 V 0.63 A Q4438-BL Coilcraft 1: S/ 24.21 302In Stock 210Expected 11/23/2026	Mfr. Part # Q4438-BL Mouser Part # 994-Q4438-BL	Coilcraft	Power Transformers - Board Mount Q4438 Flybck Regltor 12 V, -12 V 0.63 A Learn More about Coilcraft power magnetics	Datasheet	302In Stock 210Expected 11/23/2026	S/ 24.21 S/ 19.38 S/ 18.61 S/ 18.06 View S/ 17.48 S/ 16.78 S/ 16.23 S/ 15.73 S/ 15.10	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec SWB3010-PCL Coilcraft 1: S/ 16.00 17In Stock	Mfr. Part # SWB3010-PCL Mouser Part # 994-SWB3010-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	17In Stock	S/ 16.00 S/ 13.00 S/ 12.46 S/ 11.68 View S/ 11.25 S/ 10.94 S/ 10.43 S/ 10.08 Quote	Min.: 1 Mult.: 1	250 mW (1/4 W)
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB9-1L Coilcraft 1: S/ 22.93 74In Stock	Mfr. Part # WB9-1L Mouser Part # 994-WB9-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	74In Stock	S/ 22.93 S/ 17.83 S/ 17.09 S/ 16.58 View S/ 16.00 S/ 15.14 S/ 14.64 S/ 14.13 S/ 14.05	Min.: 1 Mult.: 1	250 mW (1/4 W)
Power Transformers - Board Mount 28.9 UH 10% Pulse Electronics PA1528ANLT PA1528ANLT Pulse Electronics 1: S/ 17.20 754In Stock	Mfr. Part # PA1528ANLT Mouser Part # 673-PA1528ANLT	Pulse Electronics	Power Transformers - Board Mount 28.9 UH 10%	Datasheet	754In Stock	Cut Tape S/ 17.20 S/ 14.13 S/ 12.69 S/ 12.30 Reel S/ 11.37 View S/ 10.90 S/ 10.00 S/ 9.54	Min.: 1 Mult.: 1 : 150
Audio Transformers / Signal Transformers 10BASE-T PCMCIA SMD 1:1 Filterless TG04-2006P1RL HALO Electronics 1: S/ 27.05 274In Stock	Mfr. Part # TG04-2006P1RL Mouser Part # 493-TG04-2006P1RL	HALO Electronics	Audio Transformers / Signal Transformers 10BASE-T PCMCIA SMD 1:1 Filterless Learn More about HALO Electronics halo 10base t ethernet transformers	Datasheet	274In Stock	S/ 27.05 S/ 19.31 S/ 16.23 S/ 13.51 S/ 10.59	Min.: 1 Mult.: 1
Current Transformers - Industrial CT for NX-TC w/UL dia 5.8mm E54-CT1L Omron Automation and Safety 1: S/ 259.32 5In Stock	Mfr. Part # E54-CT1L Mouser Part # 653-E54-CT1L	Omron Automation and Safety	Current Transformers - Industrial CT for NX-TC w/UL dia 5.8mm		5In Stock	S/ 259.32 S/ 226.12 S/ 223.43 S/ 220.82 View S/ 218.95 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers MDL,SIN,100D, 1:1 HF, SMD, T&R HB3005HLT Pulse Electronics 1: S/ 13.00 784In Stock	Mfr. Part # HB3005HLT Mouser Part # 673-HB3005HLT	Pulse Electronics	Audio Transformers / Signal Transformers MDL,SIN,100D, 1:1 HF, SMD, T&R Learn More about Pulse Electronics hb hxb discrete lan transformers	Datasheet	784In Stock	Cut Tape S/ 13.00 S/ 10.67 S/ 10.12 S/ 9.61 Reel S/ 9.23 View S/ 9.23 S/ 7.36 S/ 7.12 S/ 7.01 MouseReel Available	Min.: 1 Mult.: 1 : 600
Pulse Transformers XFMR,GATE DRIVE,9.3 V-USEC NPB PA2777NLT Pulse Electronics 1: S/ 15.61 100In Stock	Mfr. Part # PA2777NLT Mouser Part # 673-PA2777NLT	Pulse Electronics	Pulse Transformers XFMR,GATE DRIVE,9.3 V-USEC NPB	Datasheet	100In Stock	Cut Tape S/ 15.61 S/ 12.77 S/ 11.60 S/ 11.25 Reel S/ 8.29 View S/ 10.43 S/ 9.65 S/ 8.52 S/ 8.17	Min.: 1 Mult.: 1 : 850
Power Transformers - Board Mount X-1622NL iNRCORE 1: S/ 95.56 6In Stock 100Expected 12/1/2026	Mfr. Part # X-1622NL Mouser Part # 673-X-1622NL	iNRCORE	Power Transformers - Board Mount	Datasheet	6In Stock 100Expected 12/1/2026	S/ 95.56 S/ 86.10 S/ 82.52 S/ 78.71 View S/ 77.81 S/ 76.64 S/ 75.28 Quote	Min.: 1 Mult.: 1		SMD/SMT
Audio Transformers / Signal Transformers LAN 1 Port 10/100 Base-TX T,C ALANS100X1-2F30DT ABRACON 1: S/ 11.56 634In Stock	Mfr. Part # ALANS100X1-2F30DT Mouser Part # 815-ALANS100X12F30DT	ABRACON	Audio Transformers / Signal Transformers LAN 1 Port 10/100 Base-TX T,C Learn More about ABRACON alans100x1 lan transformer modules	Datasheet	634In Stock	Cut Tape S/ 11.56 S/ 9.58 S/ 8.76 S/ 8.49 Reel S/ 5.37 View S/ 4.79 S/ 4.63 S/ 4.48 MouseReel Available	Min.: 1 Mult.: 1 : 600
Audio Transformers / Signal Transformers C1589 TI LM5070 7uH 12 V 0.6 A C1589-ALD Coilcraft 1: S/ 21.95 200In Stock	Mfr. Part # C1589-ALD Mouser Part # 994-C1589-ALD	Coilcraft	Audio Transformers / Signal Transformers C1589 TI LM5070 7uH 12 V 0.6 A Learn More about Coilcraft power magnetics	Datasheet	200In Stock	Cut Tape S/ 21.95 S/ 17.05 Reel S/ 14.48 S/ 14.01 S/ 13.55 S/ 13.47 MouseReel Available	Min.: 1 Mult.: 1 : 250	7 W
Current Transformers - Board Mount CS1xxx Curr Sensor 24A 20-50kHz CS1100L Coilcraft 1: S/ 20.24 161In Stock	Mfr. Part # CS1100L Mouser Part # 994-CS1100L	Coilcraft	Current Transformers - Board Mount CS1xxx Curr Sensor 24A 20-50kHz Learn More about Coilcraft power magnetics	Datasheet	161In Stock	S/ 20.24 S/ 16.54 S/ 13.62 S/ 13.20 View S/ 12.77 S/ 12.69 S/ 12.61 S/ 12.18 S/ 11.68	Min.: 1 Mult.: 1
Current Transformers - Board Mount CST1 1:50 20A 500uH AEC-Q200 CST1-050LC Coilcraft 1: S/ 13.47 278In Stock	Mfr. Part # CST1-050LC Mouser Part # 994-CST1-050LC	Coilcraft	Current Transformers - Board Mount CST1 1:50 20A 500uH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	278In Stock	Cut Tape S/ 13.47 S/ 11.02 S/ 10.43 Reel S/ 8.87 S/ 8.76 View S/ 8.41 S/ 8.29 MouseReel Available	Min.: 1 Mult.: 1 : 250
Current Transformers - Board Mount CST1 1:60 20A 730uH AEC-Q200 CST1-060LC Coilcraft 1: S/ 13.43 153In Stock	Mfr. Part # CST1-060LC Mouser Part # 994-CST1-060LC	Coilcraft	Current Transformers - Board Mount CST1 1:60 20A 730uH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	153In Stock	Cut Tape S/ 13.43 S/ 10.98 S/ 9.50 S/ 9.23 Reel S/ 8.84 View S/ 8.91 S/ 8.72 S/ 8.37 S/ 8.25 MouseReel Available	Min.: 1 Mult.: 1 : 250
Current Transformers - Board Mount CST2 1:50 20A 500uH AEC-Q200 CST2-050LC Coilcraft 1: S/ 13.55 183In Stock	Mfr. Part # CST2-050LC Mouser Part # 994-CST2-050LC	Coilcraft	Current Transformers - Board Mount CST2 1:50 20A 500uH AEC-Q200 Learn More about Coilcraft aec q200 current sense transformers	Datasheet	183In Stock	Cut Tape S/ 13.55 S/ 11.05 S/ 9.58 S/ 9.30 Reel S/ 8.91 View S/ 8.99 S/ 8.80 S/ 8.45 S/ 8.33 MouseReel Available	Min.: 1 Mult.: 1 : 250
Pulse Transformers 165V 460uH 20% GA3550 for UCD3138 GA3550-BLD Coilcraft 1: S/ 26.62 34In Stock	Mfr. Part # GA3550-BLD Mouser Part # 994-GA3550-BLD	Coilcraft	Pulse Transformers 165V 460uH 20% GA3550 for UCD3138	Datasheet	34In Stock	Cut Tape S/ 26.62 S/ 20.94 S/ 20.01 S/ 19.46 Reel S/ 18.06 View S/ 18.88 S/ 17.48 S/ 16.93 S/ 16.27	Min.: 1 Mult.: 1 : 200		PCB Mount
Audio Transformers / Signal Transformers NA6252 12W 0.01Ohms For LT8585 NA6252-ALD Coilcraft 1: S/ 18.61 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 S/ 18.61 S/ 14.71 S/ 14.17 S/ 13.20 Reel S/ 12.53 View S/ 11.99 S/ 11.79 S/ 11.41 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200
Audio Transformers / Signal Transformers Flyback PoE 51W 26.7uH 5V 4.5A POE51Q-50ED Coilcraft 1: S/ 25.30 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 S/ 25.30 S/ 19.66 S/ 18.88 S/ 18.29 Reel S/ 16.66 View S/ 17.67 S/ 16.11 S/ 15.57 S/ 15.49 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: S/ 22.38 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	S/ 22.38 S/ 17.91 S/ 17.20 S/ 16.66 View S/ 16.15 S/ 15.49 S/ 15.03 S/ 14.52 S/ 13.94	Min.: 1 Mult.: 1
Power Transformers - Board Mount Q4344 Flybck Regltor -12 V 5.0 V 0.75 A Q4344-BL Coilcraft 1: S/ 32.35 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	S/ 32.35 S/ 26.20 S/ 25.15 S/ 24.37 View S/ 23.63 S/ 22.54 S/ 21.84 S/ 21.18 Quote	Min.: 1 Mult.: 1
Current Transformers - Board Mount 1:200, 59.2mH, 30A 6.7Ohm SCS-200LD Coilcraft 1: S/ 20.51 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 S/ 20.51 S/ 16.43 S/ 15.76 S/ 15.30 Reel S/ 14.21 View S/ 14.83 S/ 13.78 S/ 13.35 S/ 12.77 MouseReel Available	Min.: 1 Mult.: 1 : 200		SMD/SMT
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB1-1TL Coilcraft 1: S/ 19.58 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	S/ 19.58 S/ 15.45 S/ 14.91 S/ 13.90 View S/ 13.20 S/ 12.65 S/ 12.42 S/ 11.99 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: S/ 19.89 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	S/ 19.89 S/ 15.73 S/ 15.18 S/ 14.13 View S/ 13.39 S/ 12.85 S/ 12.61 S/ 12.22 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: S/ 19.89 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	S/ 19.89 S/ 15.73 S/ 15.18 S/ 14.13 View S/ 13.39 S/ 12.85 S/ 12.61 S/ 12.22 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB16-1L Coilcraft 1: S/ 21.41 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	S/ 21.41 S/ 16.93 S/ 16.31 S/ 15.22 View S/ 14.44 S/ 13.82 S/ 13.58 S/ 13.12 Quote	Min.: 1 Mult.: 1	250 mW (1/4 W)