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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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Results: 22,124

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RoHS Compliant

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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	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC4-14G2+ Mini-Circuits 1: S/ 16.85 341In Stock	Mfr. Part # TC4-14G2+ Mouser Part # 139-TC4-14G2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS	Datasheet	341In Stock	Cut Tape S/ 16.85 S/ 12.30 S/ 10.47 S/ 10.04 Reel S/ 10.04 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC4-1W+ Mini-Circuits 1: S/ 14.64 200In Stock 9,000On Order	Mfr. Part # TC4-1W+ Mouser Part # 139-TC4-1W	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS	Datasheet	200In Stock 9,000On Order On Order Ship Dates Mfr. #: TC4-1W+ Stock: 200 Can Ship Immediately On Order: 4,000 Expected 1/11/2027 5,000 Expected 1/25/2027 Factory Lead-Time: 19 Weeks	Cut Tape S/ 14.64 S/ 10.08 S/ 8.33 Reel S/ 8.33 S/ 7.63 MouseReel Available	Min.: 1 Mult.: 1 : 500	250 mW
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC8-1G2+ Mini-Circuits 1: S/ 15.18 220In Stock	Mfr. Part # TC8-1G2+ Mouser Part # 139-TC8-1G2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS	Datasheet	220In Stock	Cut Tape S/ 15.18 S/ 10.67 S/ 8.80 S/ 8.02 Reel S/ 8.02 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TCML1-19+ Mini-Circuits 1: S/ 13.23 161In Stock	Mfr. Part # TCML1-19+ Mouser Part # 139-TCML1-19	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS	Datasheet	161In Stock	Cut Tape S/ 13.23 S/ 8.80 S/ 6.93 S/ 6.50 Reel S/ 6.50 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX TG111-E12NYNRLTR HALO Electronics 1: S/ 44.57 13In Stock 330Expected 6/18/2027	Mfr. Part # TG111-E12NYNRLTR Mouser Part # 493-TG111-E12NYNRLTR	HALO Electronics	Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	13In Stock 330Expected 6/18/2027	Cut Tape S/ 44.57 S/ 28.77 S/ 23.47 S/ 18.96 Reel S/ 15.92 View S/ 13.74 S/ 13.12 S/ 12.77 MouseReel Available	Min.: 1 Mult.: 1 : 330
Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke TG1G-S001NZRL HALO Electronics 1: S/ 43.79 348In Stock	Mfr. Part # TG1G-S001NZRL Mouser Part # 493-TG1G-S001NZRL	HALO Electronics	Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	348In Stock	S/ 43.79 S/ 28.26 S/ 23.04 S/ 18.65 View S/ 15.65 S/ 14.60 S/ 13.51 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 2.5GBaseT PoE+ 1Port 60W 600mA Nano TG2G-HPE3NYNLF HALO Electronics 1: S/ 64.42 111In Stock	Mfr. Part # TG2G-HPE3NYNLF Mouser Part # 493-TG2G-HPE3NYNLF	HALO Electronics	Audio Transformers / Signal Transformers 2.5GBaseT PoE+ 1Port 60W 600mA Nano	Datasheet	111In Stock	S/ 64.42 S/ 41.57 S/ 30.28 S/ 23.08 View S/ 21.29 S/ 20.16 S/ 20.12 S/ 20.01 Quote	Min.: 1 Mult.: 1	60 W
Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port GullWing 1:2.5 TG92-2006N1LF HALO Electronics 1: S/ 18.10 162In Stock	Mfr. Part # TG92-2006N1LF Mouser Part # 493-TG92-2006N1LF	HALO Electronics	Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port GullWing 1:2.5 Learn More about HALO Electronics halo 10base t ethernet transformers	Datasheet	162In Stock	S/ 18.10 S/ 11.68 S/ 9.54 S/ 7.71 View S/ 6.46 S/ 5.61 S/ 5.33 S/ 5.18	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing 3kVrms 0.9Ohm 6pin TGMR-350V6LF HALO Electronics 1: S/ 35.42 113In Stock	Mfr. Part # TGMR-350V6LF Mouser Part # 493-TGMR-350V6LF	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing 3kVrms 0.9Ohm 6pin Learn More about HALO Electronics halo dc dc transformers	Datasheet	113In Stock	S/ 35.42 S/ 22.89 S/ 18.68 S/ 15.10 View S/ 12.69 S/ 10.94 S/ 10.47 S/ 9.89 Quote	Min.: 1 Mult.: 1				SMD/SMT
Autotransformers TRANSFORMER STEP DOWN AUTO OF 115-0F Bel Signal Transformer 1: S/ 223.62 3In Stock	Mfr. Part # 115-0F Mouser Part # 530-115-0F	Bel Signal Transformer	Autotransformers TRANSFORMER STEP DOWN AUTO OF Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	3In Stock	S/ 223.62 S/ 180.38 S/ 175.98 S/ 170.76 View S/ 166.87 S/ 166.52 Quote	Min.: 1 Mult.: 1	150 VA	115 VAC to 230 VAC, 115 V to 230 V		Chassis
Power Transformers - Industrial TRANSFORMER STEP DOWN AUTO OF 16-1 Bel Signal Transformer 1: S/ 277.42 14In Stock	Mfr. Part # 16-1 Mouser Part # 530-16-1	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER STEP DOWN AUTO OF	Datasheet	14In Stock	S/ 277.42 S/ 249.31 S/ 241.80 S/ 239.43 View S/ 237.21 Quote	Min.: 1 Mult.: 1	16 VA	115 VAC	16 V CT/8 V CT	Chassis
Power Transformers - Industrial LOW PROF INTL TRANS 9-LPI 16-6 Bel Signal Transformer 1: S/ 321.09 4In Stock	Mfr. Part # 16-6 Mouser Part # 530-16-6	Bel Signal Transformer	Power Transformers - Industrial LOW PROF INTL TRANS 9-LPI	Datasheet	4In Stock	S/ 321.09 S/ 267.77 S/ 265.51 View Quote	Min.: 1 Mult.: 1	96 VA	115 VAC	16 V CT/8 V CT	Chassis
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 DST-2-56 Bel Signal Transformer 1: S/ 53.09 34In Stock	Mfr. Part # DST-2-56 Mouser Part # 530-DST-2-56	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	34In Stock	S/ 53.09 S/ 45.15 S/ 43.32 S/ 41.42 S/ 35.15	Min.: 1 Mult.: 1	1.1 VA	115 VAC, 230 VAC	56 V CT/28 V	Through Hole
Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP 78250JVC-R Murata Power Solutions 1: S/ 19.77 191In Stock 500Expected 11/6/2026	Mfr. Part # 78250JVC-R Mouser Part # 580-78250JVC-R	Murata Power Solutions	Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP Learn More about Murata Power Solutions Murata78250J	Datasheet	191In Stock 500Expected 11/6/2026	Cut Tape S/ 19.77 S/ 15.84 S/ 15.22 S/ 14.75 S/ 14.71 Reel S/ 12.46 MouseReel Available	Min.: 1 Mult.: 1 : 500				SMD/SMT
Power Transformers - Industrial 0.150KVA 208/240/415-120/24 E150TC SolaHD 1: S/ 975.07 1In Stock	Mfr. Part # E150TC Mouser Part # 663-E150TC	SolaHD	Power Transformers - Industrial 0.150KVA 208/240/415-120/24	Datasheet	1In Stock	S/ 975.07 S/ 972.35	Min.: 1 Mult.: 1	150 VA	208 V, 240 V, 415 V	24 V, 120 V	Bracket Mount
Power Transformers - Board Mount WE-UNIT Offline 245uH .21A 1.2Ohm 7491181024 Wurth Elektronik 1: S/ 28.61 108In Stock	Mfr. Part # 7491181024 Mouser Part # 710-7491181024	Wurth Elektronik	Power Transformers - Board Mount WE-UNIT Offline 245uH .21A 1.2Ohm Learn More about Wurth Elektronik wurthWEUNITTransformer	Datasheet	108In Stock	S/ 28.61 S/ 25.15 S/ 23.82 S/ 22.50 View S/ 21.18 S/ 20.59	Min.: 1 Mult.: 1	3 W	85 VAC to 265 VAC	24 V	Through Hole
Power Transformers - Board Mount WE-FB LT3748 12 uH 30 W 750311600 Wurth Elektronik 1: S/ 45.62 114In Stock	Mfr. Part # 750311600 Mouser Part # 710-750311600	Wurth Elektronik	Power Transformers - Board Mount WE-FB LT3748 12 uH 30 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	114In Stock	Cut Tape S/ 45.62 S/ 42.74 Reel S/ 42.74 S/ 33.44 MouseReel Available	Min.: 1 Mult.: 1 : 125	30 W	30 V to 75 V	15 V	SMD/SMT
Current Transformers - Industrial Current Transformer 1000/5 amp CT1000/5 ATC Diversified Electronics 1: S/ 194.16 1In Stock	Mfr. Part # CT1000/5 Mouser Part # 830-T1000/5	ATC Diversified Electronics	Current Transformers - Industrial Current Transformer 1000/5 amp Learn More about ATC Diversified Electronics atc diversified ct current transformers	Datasheet	1In Stock	S/ 194.16 S/ 169.75 S/ 163.60 S/ 156.75 View S/ 152.12 S/ 147.64 Quote	Min.: 1 Mult.: 1	15 VA			Free Hanging
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FS-356 Tamura 1: S/ 23.59 44In Stock	Mfr. Part # 3FS-356 Mouser Part # 838-3FS-356	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	44In Stock	S/ 23.59 S/ 20.05 S/ 19.27 S/ 17.87 View S/ 16.43 S/ 14.67 S/ 14.36 S/ 14.09 S/ 13.90	Min.: 1 Mult.: 1	2.4 VA	115 VAC	28 V/56 V	Through Hole
Power Transformers - Industrial CONTROL TRANSFORMER,350VA,550/575/600-11 MT0350E Siemens 1: S/ 1,696.35 1In Stock	Mfr. Part # MT0350E Mouser Part # 982-MT0350E	Siemens	Power Transformers - Industrial CONTROL TRANSFORMER,350VA,550/575/600-11	Datasheet	1In Stock	S/ 1,696.35	Min.: 1 Mult.: 1
Pulse Transformers Interface Transf PTH 2:1/1:2 4.6mH T60403-Y4021-X123 Vacuumschmelze 1: S/ 19.50 11,643In Stock	Mfr. Part # T60403-Y4021-X123 Mouser Part # 983-T60403-Y4021X123	Vacuumschmelze	Pulse Transformers Interface Transf PTH 2:1/1:2 4.6mH Learn More about Vacuumschmelze VAC transformers	Datasheet	11,643In Stock	S/ 19.50 S/ 15.96 S/ 13.12 S/ 12.73 View S/ 12.34 S/ 12.22 S/ 12.14 S/ 11.76 S/ 11.13	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH POE120PL-33L Coilcraft 1: S/ 37.52 27In Stock	Mfr. Part # POE120PL-33L Mouser Part # 994-POE120PL-33L	Coilcraft	Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH Learn More about Coilcraft poe120pl planar transformers	Datasheet	27In Stock	S/ 37.52 S/ 33.86 S/ 32.50 S/ 31.49 View S/ 30.48 S/ 28.96 S/ 28.06 S/ 27.29	Min.: 1 Mult.: 1	120 W
Autotransformers TRANSFORMER STEP DOWN AUTO OF 120-0F Bel Signal Transformer 1: S/ 221.60 28In Stock	Mfr. Part # 120-0F Mouser Part # 530-120-0F	Bel Signal Transformer	Autotransformers TRANSFORMER STEP DOWN AUTO OF Learn More about Bel Signal Transformer signal transformer auto transformers	Datasheet	28In Stock	S/ 221.60 S/ 198.09 S/ 196.73 S/ 195.75 View Quote	Min.: 1 Mult.: 1	200 VA	115 VAC to 230 VAC, 115 V to 230 V		Chassis
Power Transformers - Industrial TRAN TWO-FOR-ONE 3 W/LEADS 241-3-12 Bel Signal Transformer 1: S/ 54.30 117In Stock	Mfr. Part # 241-3-12 Mouser Part # 530-241-3-12	Bel Signal Transformer	Power Transformers - Industrial TRAN TWO-FOR-ONE 3 W/LEADS Learn More about Bel Signal Transformer signal transformer two 4 one power transformers	Datasheet	117In Stock	S/ 54.30 S/ 50.99 S/ 48.73 S/ 41.77 S/ 41.34	Min.: 1 Mult.: 1	2.4 VA	115 VAC	12.6 V CT	Chassis
Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE 8 241-8-120 Bel Signal Transformer 1: S/ 191.28 25In Stock	Mfr. Part # 241-8-120 Mouser Part # 530-241-8-120	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE 8 Learn More about Bel Signal Transformer signal transformer two 4 one power transformers	Datasheet	25In Stock	S/ 191.28 S/ 161.50 S/ 149.71 S/ 143.48 View S/ 140.01 Quote	Min.: 1 Mult.: 1	100 VA	115 VAC	120 V CT	Chassis