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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 (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Power Transformers - Board Mount MID-IBTI LM20242 66 uH 15.2 W 750342156 Wurth Elektronik 1: HK$41.68 179In Stock	Mfr. Part No. 750342156 Mouser Part No 710-750342156	Wurth Elektronik	Power Transformers - Board Mount MID-IBTI LM20242 66 uH 15.2 W Learn More about Wurth Elektronik wurth elec WE FB flyback transformers	Datasheet	179In Stock	Cut Tape HK$41.68 HK$38.55 HK$35.10 HK$31.89 Reel HK$29.02 HK$26.30 MouseReel Available	Min.: 1 Mult.: 1 : 250	15.2 W	15 V to 40 V	12.7 V, 12.7 V	SMD/SMT
Audio Transformers / Signal Transformers LAN 2 Port 10/100/1000 Base-T T,C ALANS10002-6NA1DT ABRACON 1: HK$56.88 74In Stock	Mfr. Part No. ALANS10002-6NA1DT Mouser Part No 815-ALANS100026NA1DT	ABRACON	Audio Transformers / Signal Transformers LAN 2 Port 10/100/1000 Base-T T,C Learn More about ABRACON alans10002	Datasheet	74In Stock	Cut Tape HK$56.88 HK$48.58 HK$46.61 HK$45.21 Reel HK$37.48 View HK$37.48 HK$37.40 HK$36.58 HK$36.17	Min.: 1 Mult.: 1 : 300
Power Transformers - Industrial TRANSFORMER,750VA,380/4 MTG0750I Siemens 1: HK$8,752.74 1In Stock	Mfr. Part No. MTG0750I Mouser Part No 982-MTG0750I	Siemens	Power Transformers - Industrial TRANSFORMER,750VA,380/4	Datasheet	1In Stock	HK$8,752.74	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers GA3544 for TI UCD3K 5uH 12 V 0.2 A GA3544-BL Coilcraft Restricted Availability	Mfr. Part No. GA3544-BL Mouser Part No 994-GA3544-BL	Coilcraft	Audio Transformers / Signal Transformers GA3544 for TI UCD3K 5uH 12 V 0.2 A Learn More about Coilcraft power magnetics Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability
Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port PE-65812FNLT Pulse Electronics 1: HK$38.96 1,995In Stock NRND	Mfr. Part No. PE-65812FNLT Mouser Part No 673-PE-65812FNLT NRND	Pulse Electronics	Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port	Datasheet	1,995In Stock	Cut Tape HK$38.96 HK$35.26 HK$33.87 HK$32.80 Reel HK$30.41 View HK$31.81 HK$28.93 HK$22.28 HK$21.87 MouseReel Available	Min.: 1 Mult.: 1 : 250
Audio Transformers / Signal Transformers LAN Transformer, 2.5G Base-T, 24 pin, SMT, CMC + T, PoE Ultra, Industrial grade TMU24C04UW Taoglas 1: HK$37.40 400In Stock	Mfr. Part No. TMU24C04UW Mouser Part No 960-TMU24C04UW	Taoglas	Audio Transformers / Signal Transformers LAN Transformer, 2.5G Base-T, 24 pin, SMT, CMC + T, PoE Ultra, Industrial grade Learn More about Taoglas tm lan transformers	Datasheet	400In Stock	Cut Tape HK$37.40 HK$32.14 HK$30.99 HK$26.88 Reel HK$23.67 View HK$24.58 HK$23.18 HK$22.77 Quote MouseReel Available	Min.: 1 Mult.: 1 : 400
Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.01 - 150 MHz, 50? T1-6-KK81+ Mini-Circuits 1: HK$88.37 77In Stock 100Expected 25/1/2027 New At Mouser	Mfr. Part No. T1-6-KK81+ Mouser Part No 139-T1-6-KK81+ New At Mouser	Mini-Circuits	Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.01 - 150 MHz, 50?	Datasheet	77In Stock 100Expected 25/1/2027	Cut Tape HK$88.37 Reel HK$79.57 HK$74.56 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 100	250 mW
Audio Transformers / Signal Transformers RF Transformer, 4.5 - 3000 MHz, 50 ohms TC1-1-13M-23+ Mini-Circuits 1: HK$27.78 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 HK$27.78 Reel HK$27.78 MouseReel Available	Min.: 1 Mult.: 1 : 20
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC1.33-182X-75+ Mini-Circuits 1: HK$30.66 93In Stock 500Expected 21/12/2026	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 21/12/2026	Cut Tape HK$30.66 HK$21.29 HK$17.26 HK$15.70 Reel HK$15.70 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC3-1TG2+ Mini-Circuits 1: HK$35.59 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 HK$35.59 HK$25.98 HK$22.11 HK$19.81 Reel HK$19.23 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT RoHS TC4-11X+ Mini-Circuits 1: HK$36.83 288In 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	288In Stock	Cut Tape HK$36.83 HK$25.98 HK$22.69 Reel HK$22.69 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: HK$36.99 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	HK$36.99 HK$23.92 HK$19.56 HK$15.78 View HK$13.23 HK$11.43 HK$10.93 HK$10.60	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1.36CT 1Ch TD70-1205ALF HALO Electronics 1: HK$36.99 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	HK$36.99 HK$23.92 HK$19.56 HK$15.78 View HK$13.23 HK$11.43 HK$10.93 HK$10.60	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers ETHERNET BACKPLANE 32P ISO MOD SMD TG110-BP01NURL HALO Electronics 1: HK$100.28 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	HK$100.28 HK$30.41	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port TG110-RP55N5RLTR HALO Electronics 1: HK$60.01 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 14/5/2027 700 Expected 16/7/2027 Factory Lead Time: 33 Weeks	Cut Tape HK$60.01 HK$38.88 HK$31.73 HK$25.65 Reel HK$19.97 View HK$21.54 HK$18.82 MouseReel Available	Min.: 1 Mult.: 1 : 700
Audio Transformers / Signal Transformers SMD ISOLATION MODULE TG1G-S001NZLF HALO Electronics 1: HK$87.95 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 12/2/2027 420 Expected 21/5/2027 Factory Lead Time: 29 Weeks	HK$87.95 HK$56.80 HK$46.36 HK$37.48 View HK$30.25 HK$30.17	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2 TG75-1406NRL HALO Electronics 1: HK$42.74 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	HK$42.74 HK$27.45 HK$22.44 HK$18.17 View HK$15.21 HK$13.15 HK$12.58 HK$12.25	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers SMD ISOLATION MODULE TGP3-S005EP7LFTR HALO Electronics 1: HK$46.03 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 HK$46.03 HK$29.84 HK$24.33 HK$19.65 Reel HK$16.52 View HK$14.22 HK$13.65 HK$13.15	Min.: 1 Mult.: 1 : 300
Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE 4 241-4-120 Bel Signal Transformer 1: HK$170.24 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	HK$170.24 HK$143.11 HK$141.22 HK$119.93 View HK$119.68 HK$117.14 HK$115.82 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC	120 V CT	Chassis
Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE DP 4 DP-241-4-120L Bel Signal Transformer 1: HK$177.47 7In Stock 100Expected 25/1/2027	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 25/1/2027	HK$177.47 HK$126.67 HK$125.52 HK$123.63 View HK$122.23 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	120 V CT	Chassis
Power Transformers - Board Mount WE-PoEH High Power EPQ13 100uH 52.8W 749119633 Wurth Elektronik 1: HK$60.75 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 HK$60.75 HK$57.46 Reel HK$48.58	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: HK$91.00 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	HK$91.00 HK$82.04 HK$76.86 HK$73.08 View HK$70.77 HK$68.55 HK$66.34	Min.: 1 Mult.: 1
Power Transformers - Board Mount MID-OLSTM Viper17HD EE16/7/5 5.1W THT 750817436 Wurth Elektronik 1: HK$56.14 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	HK$56.14 HK$48.58 HK$44.39 HK$43.57 View HK$42.25 HK$40.85	Min.: 1 Mult.: 1
Power Transformers - Board Mount Flyback Transformer for LT8316 11328-T061 Sumida 1: HK$52.77 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	HK$52.77 HK$41.51 HK$39.70 HK$38.63 View HK$37.40 HK$35.92 HK$34.77 HK$33.70 HK$32.39	Min.: 1 Mult.: 1				Through Hole
Power Transformers - Industrial CONTROL TRANSFORMER,150VA,380/400/415-11 MT0150I Siemens 1: HK$2,290.50 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	HK$2,290.50 HK$2,087.72 HK$2,073.33	Min.: 1 Mult.: 1