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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 (USD) 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 RF Transformer, 4.5 - 3000 MHz, 50 ohms TC1-1-13M-23+ Mini-Circuits 1: $3.38 10In Stock	Mfr. Part No. TC1-1-13M-23+ Mouser Part No 139-TC1-1-13M-23	Mini-Circuits	Audio Transformers / Signal Transformers RF Transformer, 4.5 - 3000 MHz, 50 ohms	Datasheet	10In Stock	Cut Tape $3.38 Reel $3.38 MouseReel Available	Min.: 1 Mult.: 1 : 20
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC1.33-182X-75+ Mini-Circuits 1: $3.73 93In Stock 500Expected 2026/12/21	Mfr. Part No. TC1.33-182X-75+ Mouser Part No 139-TC1.33-182X-75	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Learn More about Mini-Circuits mini circuits tc1 transformers	Datasheet	93In Stock 500Expected 2026/12/21	Cut Tape $3.73 $2.59 $2.11 $1.91 Reel $1.91 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC3-1TG2+ Mini-Circuits 1: $4.33 70In Stock	Mfr. Part No. TC3-1TG2+ Mouser Part No 139-TC3-1TG2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS	Datasheet	70In Stock	Cut Tape $4.33 $3.16 $2.69 $2.41 Reel $2.35 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT RoHS TC4-11X+ Mini-Circuits 1: $4.48 296In Stock	Mfr. Part No. TC4-11X+ Mouser Part No 139-TC4-11X	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT RoHS	Datasheet	296In Stock	Cut Tape $4.48 $3.16 $2.76 Reel $2.76 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1:1 Single Ch TD10-1205ALF HALO Electronics 1: $5.65 411In Stock	Mfr. Part No. TD10-1205ALF Mouser Part No 493-TD10-1205ALF	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1:1 Single Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	411In Stock	$5.65 $3.65 $2.99 $2.41 View $2.02 $1.74 $1.67 $1.62	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1.36CT 1Ch TD70-1205ALF HALO Electronics 1: $5.65 26In Stock	Mfr. Part No. TD70-1205ALF Mouser Part No 493-TD70-1205ALF	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1.36CT 1Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	26In Stock	$5.65 $3.65 $2.99 $2.41 View $2.02 $1.74 $1.67 $1.62	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers ETHERNET BACKPLANE 32P ISO MOD SMD TG110-BP01NURL HALO Electronics 1: $15.33 160In Stock	Mfr. Part No. TG110-BP01NURL Mouser Part No 493-TG110-BP01NURL	HALO Electronics	Audio Transformers / Signal Transformers ETHERNET BACKPLANE 32P ISO MOD SMD Learn More about HALO Electronics halo bp ethernet transformers	Datasheet	160In Stock	$15.33 $4.65	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port TG110-RP55N5RLTR HALO Electronics 1: $9.16 69In Stock 1,400On Order	Mfr. Part No. TG110-RP55N5RLTR Mouser Part No 493-TG110-RP55N5RLTR	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port Learn More about HALO Electronics halo 10 100base tx transformers	Datasheet	69In Stock 1,400On Order On Order Ship Dates Mfr. No: TG110-RP55N5RLTR Stock: 69 Can Dispatch Immediately On Order: 700 Expected 2027/05/14 700 Expected 2027/07/16 Factory Lead Time: 33 Weeks	Cut Tape $9.16 $5.94 $4.85 $3.92 View Reel $3.05 $3.29 $3.05 Quote MouseReel Available	Min.: 1 Mult.: 1 : 700
Audio Transformers / Signal Transformers SMD ISOLATION MODULE TG1G-S001NZLF HALO Electronics 1: $13.44 4In Stock 896On Order	Mfr. Part No. TG1G-S001NZLF Mouser Part No 493-TG1G-S001NZLF	HALO Electronics	Audio Transformers / Signal Transformers SMD ISOLATION MODULE	Datasheet	4In Stock 896On Order On Order Ship Dates Mfr. No: TG1G-S001NZLF Stock: 4 Can Dispatch Immediately On Order: 476 Expected 2027/02/12 420 Expected 2027/05/21 Factory Lead Time: 29 Weeks	$13.44 $8.68 $7.08 $5.72 View $4.62 $4.61	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh TG70-1205NSRL HALO Electronics 1: $5.97 506In Stock	Mfr. Part No. TG70-1205NSRL Mouser Part No 493-TG70-1205NSRL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh Learn More about HALO Electronics halo telecom transformers	Datasheet	506In Stock	$5.97 $3.84 $3.14 $2.54 View $2.14 $1.84 $1.76 $1.71	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2 TG75-1406NRL HALO Electronics 1: $6.54 324In Stock	Mfr. Part No. TG75-1406NRL Mouser Part No 493-TG75-1406NRL	HALO Electronics	Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2 Learn More about HALO Electronics halo 10base t ethernet transformers	Datasheet	324In Stock	$6.54 $4.20 $3.43 $2.78 View $2.33 $2.01 $1.92 $1.87	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers SMD ISOLATION MODULE TGP3-S005EP7LFTR HALO Electronics 1: $7.04 297In Stock	Mfr. Part No. TGP3-S005EP7LFTR Mouser Part No 493-TGP3-S005EP7LFTR	HALO Electronics	Audio Transformers / Signal Transformers SMD ISOLATION MODULE	Datasheet	297In Stock	Cut Tape $7.04 $4.56 $3.72 $3.00 Reel $2.52 View $2.17 $2.08 $2.01	Min.: 1 Mult.: 1 : 300
Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE 4 241-4-120 Bel Signal Transformer 1: $20.71 31In Stock	Mfr. Part No. 241-4-120 Mouser Part No 530-241-4-120	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE 4 Learn More about Bel Signal Transformer signal transformer two 4 one power transformers	Datasheet	31In Stock	$20.71 $17.41 $17.18 $14.60 View $14.56 $14.26 $14.10 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC	120 V CT	Chassis
Power Transformers - Industrial TRANSFORMER A41 130VA W/LEADS A41-130-16 Bel Signal Transformer 1: $64.36 27In Stock	Mfr. Part No. A41-130-16 Mouser Part No 530-A41-130-16	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER A41 130VA W/LEADS Learn More about Bel Signal Transformer a41	Datasheet	27In Stock	$64.36 $57.86 $55.44 $49.06 View $47.65 $47.57 Quote	Min.: 1 Mult.: 1	130 VA	115 VAC, 230 VAC	16 V CT/8 V	Chassis
Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE DP 4 DP-241-4-120L Bel Signal Transformer 1: $21.60 7In Stock 100Expected 2027/01/25	Mfr. Part No. DP-241-4-120L Mouser Part No 530-DP-241-4-120L	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE DP 4 Learn More about Bel Signal Transformer signal transformer two 4 one power transformers	Datasheet	7In Stock 100Expected 2027/01/25	$21.60 $15.41 $15.27 $15.04 View $14.87 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	120 V CT	Chassis
Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-4 IF-4-40 Bel Signal Transformer 1: $34.04 21In Stock	Mfr. Part No. IF-4-40 Mouser Part No 530-IF-4-40	Bel Signal Transformer	Power Transformers - Board Mount TRANS INTL FLAT HEAD IF-4 Learn More about Bel Signal Transformer bel if international flathead transformers	Datasheet	21In Stock	$34.04 $30.62 $27.33 $27.32 View $27.10 $26.76 Quote	Min.: 1 Mult.: 1	4 VA	115 VAC, 230 VAC	40 V CT/20 V	Through Hole
Power Transformers - Board Mount WE-PoEH High Power EPQ13 100uH 52.8W 749119633 Wurth Elektronik 1: $7.40 40In Stock	Mfr. Part No. 749119633 Mouser Part No 710-749119633	Wurth Elektronik	Power Transformers - Board Mount WE-PoEH High Power EPQ13 100uH 52.8W Learn More about Wurth Elektronik we PoE transformers	Datasheet	40In Stock	Cut Tape $7.40 $6.99 Reel $5.91	Min.: 1 Mult.: 1 : 150	52.8 W	33 V to 57 V	3.3 V	SMD/SMT
Power Transformers - Board Mount MID-OLLT LT3799 ER28/14 80W THT 750312646 Wurth Elektronik 1: $11.07 42In Stock	Mfr. Part No. 750312646 Mouser Part No 710-750312646	Wurth Elektronik	Power Transformers - Board Mount MID-OLLT LT3799 ER28/14 80W THT	Datasheet	42In Stock	$11.07 $9.98 $9.35 $8.90 View $8.61 $8.34 $8.07	Min.: 1 Mult.: 1
Power Transformers - Board Mount MID-OLSTM Viper17HD EE16/7/5 5.1W THT 750817436 Wurth Elektronik 1: $6.83 19In Stock	Mfr. Part No. 750817436 Mouser Part No 710-750817436	Wurth Elektronik	Power Transformers - Board Mount MID-OLSTM Viper17HD EE16/7/5 5.1W THT	Datasheet	19In Stock	$6.83 $5.91 $5.40 $5.30 View $5.14 $4.97	Min.: 1 Mult.: 1
Power Transformers - Board Mount Flyback Transformer for LT8316 11328-T061 Sumida 1: $6.42 76In Stock	Mfr. Part No. 11328-T061 Mouser Part No 851-11328-T061	Sumida	Power Transformers - Board Mount Flyback Transformer for LT8316 Learn More about Sumida flyback transformers lt8316	Datasheet	76In Stock	$6.42 $5.05 $4.83 $4.70 View $4.55 $4.37 $4.23 $4.11 $3.94	Min.: 1 Mult.: 1				Through Hole
Power Transformers - Industrial CONTROL TRANSFORMER,150VA,380/400/415-11 MT0150I Siemens 1: $278.70 1In Stock	Mfr. Part No. MT0150I Mouser Part No 982-MT0150I	Siemens	Power Transformers - Industrial CONTROL TRANSFORMER,150VA,380/400/415-11	Datasheet	1In Stock	$278.70 $250.16 $247.79	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers PL160 300W 0.0138Ohm Planar Trnsfmr PL300-104L Coilcraft 1: $16.49 75In Stock 100Expected 2026/12/18	Mfr. Part No. PL300-104L Mouser Part No 994-PL300-104L	Coilcraft	Audio Transformers / Signal Transformers PL160 300W 0.0138Ohm Planar Trnsfmr Learn More about Coilcraft pl160 pl300	Datasheet	75In Stock 100Expected 2026/12/18	$16.49 $14.01 $13.75 $13.23 View $12.61 $12.23	Min.: 1 Mult.: 1	300 W
Audio Transformers / Signal Transformers 120W POE Planar 5V 24A 50uH POE120PL-50L Coilcraft 1: $9.64 26In Stock	Mfr. Part No. POE120PL-50L Mouser Part No 994-POE120PL-50L	Coilcraft	Audio Transformers / Signal Transformers 120W POE Planar 5V 24A 50uH Learn More about Coilcraft poe120pl planar transformers	Datasheet	26In Stock	$9.64 $8.70 $8.35 $8.09 View $7.83 $7.44 $7.21 $7.01	Min.: 1 Mult.: 1	120 W
Audio Transformers / Signal Transformers 350uH 10000VDC 1CT:1CT 100BaseTX HXE1001HLT Pulse Electronics 1: $6.37 500In Stock 500Expected 2026/11/26 New Product	Mfr. Part No. HXE1001HLT Mouser Part No 673-HXE1001HLT New Product	Pulse Electronics	Audio Transformers / Signal Transformers 350uH 10000VDC 1CT:1CT 100BaseTX Learn More about Pulse Electronics pulse high voltage isolation modules	Datasheet	500In Stock 500Expected 2026/11/26	Cut Tape $6.37 $5.44 $5.22 $5.06 Reel $4.62 View $4.83 $4.44 $4.13 MouseReel Available	Min.: 1 Mult.: 1 : 250
Power Transformers - Board Mount 140uH DCR=700mOhms 5000VRMS 3W PushPull PMT6397.011NLT Pulse Electronics 1: $6.16 450In Stock New Product	Mfr. Part No. PMT6397.011NLT Mouser Part No 673-PMT6397.011NLT New Product	Pulse Electronics	Power Transformers - Board Mount 140uH DCR=700mOhms 5000VRMS 3W PushPull Learn More about Pulse Electronics ats maxiflow power brick heat sinks	Datasheet	450In Stock	Cut Tape $6.16 $4.93 $4.75 $4.59 Reel $4.26 View $4.45 $4.12 $4.00 $3.83 MouseReel Available	Min.: 1 Mult.: 1 : 150				PCB Mount