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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 (GBP) 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
Power Transformers - Board Mount Pulse Electronics H5143FNL H5143FNL Pulse Electronics 1: £5.45 1,735In Stock 1,980On Order	Mfr. Part No. H5143FNL Mouser Part No 673-H5143FNL	Pulse Electronics	Power Transformers - Board Mount	Datasheet	1,735In Stock 1,980On Order On Order Ship Dates Mfr. No: H5143FNL Stock: 1,735 Can Dispatch Immediately On Order: 690 Expected 10/02/2027 1,290 Expected 24/02/2027 Factory Lead Time: 21 Weeks	£5.45 £4.29 £4.10 £3.98 View £3.86 £3.70 £3.58 £3.47 £3.33	Min.: 1 Mult.: 1					PCB Mount
Current Transformers - Board Mount 10A Curr Sense Txfr 1:125 SM 53125C Murata Power Solutions 1: £1.31 1,990In Stock	Mfr. Part No. 53125C Mouser Part No 580-53125C	Murata Power Solutions	Current Transformers - Board Mount 10A Curr Sense Txfr 1:125 SM Learn More about Murata Power Solutions murata 5300 5400 5500 transformers	Datasheet	1,990In Stock	Cut Tape £1.31 £1.06 £1.00 £0.978 View Reel £0.741 £0.943 £0.89 £0.882 £0.741 MouseReel Available	Min.: 1 Mult.: 1 : 1,000					PCB Mount
Audio Transformers / Signal Transformers 12uH 3KV 1:2CT:1 2% AEC-Q200 BX6150NL Pulse Electronics 1: £3.82 793In Stock	Mfr. Part No. BX6150NL Mouser Part No 673-BX6150NL	Pulse Electronics	Audio Transformers / Signal Transformers 12uH 3KV 1:2CT:1 2% AEC-Q200 Learn More about Pulse Electronics bm bmu bx transformers	Datasheet	793In Stock	£3.82 £3.03 £2.92 £2.71 View £2.40 £2.11 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers HDBase-T SMD PoE+ 180uH 1-Port HD8004FNL Pulse Electronics 1: £5.76 265In Stock	Mfr. Part No. HD8004FNL Mouser Part No 673-HD8004FNL	Pulse Electronics	Audio Transformers / Signal Transformers HDBase-T SMD PoE+ 180uH 1-Port Learn More about Pulse Electronics pulse hdbaset transformers	Datasheet	265In Stock	£5.76 £5.28 £5.04 £4.91 View £4.80 £4.64 £4.59 Quote	Min.: 1 Mult.: 1		60 W
Power Transformers - Board Mount SMD HiFreq WireWound 28.9uH .058Ohms PA1528NLT Pulse Electronics 1: £2.87 923In Stock	Mfr. Part No. PA1528NLT Mouser Part No 673-PA1528NLT	Pulse Electronics	Power Transformers - Board Mount SMD HiFreq WireWound 28.9uH .058Ohms	Datasheet	923In Stock	Cut Tape £2.87 £2.60 £2.33 £2.26 Reel £2.08 View £2.19 £1.97 £1.86	Min.: 1 Mult.: 1 : 150
Power Transformers - Board Mount Flyback Converter Transformer 52-332uH 1.7A DCR=0.22Ohms 1:2.53 PH9496NLT Pulse Electronics 1: £3.05 1,666In Stock	Mfr. Part No. PH9496NLT Mouser Part No 673-PH9496NLT	Pulse Electronics	Power Transformers - Board Mount Flyback Converter Transformer 52-332uH 1.7A DCR=0.22Ohms 1:2.53 Learn More about Pulse Electronics pulse er11 power transformers	Datasheet	1,666In Stock	Cut Tape £3.05 £2.76 £2.50 £2.42 Reel £2.17 View £2.29 £1.89 £1.86 MouseReel Available	Min.: 1 Mult.: 1 : 175		1.5 W	8 V to 18 V		SMD/SMT
Audio Transformers / Signal Transformers LAN 1 Port 10/100/1000 Base-T T,C,S ALANS10001-3J41DT ABRACON 1: £2.39 1,287In Stock	Mfr. Part No. ALANS10001-3J41DT Mouser Part No 815-ALANS100013J41DT	ABRACON	Audio Transformers / Signal Transformers LAN 1 Port 10/100/1000 Base-T T,C,S Learn More about ABRACON alans10001 lan transformer modules	Datasheet	1,287In Stock	Cut Tape £2.39 £1.84 £1.80 Reel £1.53 £1.32 View £1.26 £1.24 MouseReel Available	Min.: 1 Mult.: 1 : 400
Audio Transformers / Signal Transformers PLC Transf PTH 0.7mH 1:1:2 135:135:230 T60403-K5032-X102 Vacuumschmelze 1: £3.74 8,855In Stock	Mfr. Part No. T60403-K5032-X102 Mouser Part No 983-T60403-K5032X102	Vacuumschmelze	Audio Transformers / Signal Transformers PLC Transf PTH 0.7mH 1:1:2 135:135:230 Learn More about Vacuumschmelze vac plc transformers	Datasheet	8,855In Stock	Cut Tape £3.74 £3.03 £2.92 £2.72 Reel £2.61 View £2.55 £2.43 £2.35 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200
Pulse Transformers TRANSFORMER PBC QPL THT MIL-STD-1553 Q1553-22 iNRCORE 1: £43.27 68In Stock	Mfr. Part No. Q1553-22 Mouser Part No 673-Q1553-22	iNRCORE	Pulse Transformers TRANSFORMER PBC QPL THT MIL-STD-1553	Datasheet	68In Stock	£43.27 £38.91 £35.38 £35.27 View £35.26 Quote	Min.: 1 Mult.: 1	No				Through Hole
Audio Transformers / Signal Transformers MODEM TRANSFORMERS 75Ohm Prim. DCR 95Ohm sec TTC-142-2 Tamura 1: £4.17 539In Stock	Mfr. Part No. TTC-142-2 Mouser Part No 838-TTC-142-2	Tamura	Audio Transformers / Signal Transformers MODEM TRANSFORMERS 75Ohm Prim. DCR 95Ohm sec	Datasheet	539In Stock	£4.17 £3.88 £3.78 £3.62 View £3.52 £3.33 £3.32	Min.: 1 Mult.: 1	No
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADTT1.5-1+ Mini-Circuits 1: £4.91 191In Stock	Mfr. Part No. ADTT1.5-1+ Mouser Part No 139-ADTT1.5-1	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	191In Stock	Cut Tape £4.91 Reel £4.91 MouseReel Available	Min.: 1 Mult.: 1 : 100
Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50? T2.5-6-KK81+ Mini-Circuits 1: £5.45 5In Stock 100Expected 10/02/2027	Mfr. Part No. T2.5-6-KK81+ Mouser Part No 139-T2.5-6-KK81+	Mini-Circuits	Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50?	Datasheet	5In Stock 100Expected 10/02/2027	Cut Tape £5.45 £5.13 £4.96 £4.84 Reel £4.84 MouseReel Available	Min.: 1 Mult.: 1 : 100		250 mW
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC4-14G2+ Mini-Circuits 1: £3.25 341In Stock	Mfr. Part No. TC4-14G2+ Mouser Part No 139-TC4-14G2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS	Datasheet	341In Stock	Cut Tape £3.25 £2.37 £2.02 £1.94 Reel £1.94 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC4-1W+ Mini-Circuits 1: £2.82 38In Stock 9,000On Order	Mfr. Part No. TC4-1W+ Mouser Part No 139-TC4-1W	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS	Datasheet	38In Stock 9,000On Order On Order Ship Dates Mfr. No: TC4-1W+ Stock: 38 Can Dispatch Immediately On Order: 4,000 Expected 11/01/2027 5,000 Expected 25/01/2027 Factory Lead Time: 19 Weeks	Cut Tape £2.82 £1.95 £1.61 Reel £1.61 £1.48 MouseReel Available	Min.: 1 Mult.: 1 : 500		250 mW
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC8-1G2+ Mini-Circuits 1: £2.92 220In Stock	Mfr. Part No. TC8-1G2+ Mouser Part No 139-TC8-1G2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS	Datasheet	220In Stock	Cut Tape £2.92 £2.06 £1.69 £1.55 Reel £1.55 MouseReel Available	Min.: 1 Mult.: 1 : 500
Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX TG111-E12NYNRLTR HALO Electronics 1: £10.80 6In Stock 330Expected 18/06/2027	Mfr. Part No. TG111-E12NYNRLTR Mouser Part No 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	6In Stock 330Expected 18/06/2027	Cut Tape £10.80 £6.97 £5.68 £4.59 Reel £3.72 View £3.50 £3.41 £3.38 Quote 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: £10.61 278In Stock	Mfr. Part No. TG1G-S001NZRL Mouser Part No 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	278In Stock	£10.61 £6.84 £5.58 £4.51 View £3.79 £3.54 £3.27 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 2.5GBaseT PoE+ 1Port 60W 600mA Nano TG2G-HPE3NYNLF HALO Electronics 1: £15.60 111In Stock	Mfr. Part No. TG2G-HPE3NYNLF Mouser Part No 493-TG2G-HPE3NYNLF	HALO Electronics	Audio Transformers / Signal Transformers 2.5GBaseT PoE+ 1Port 60W 600mA Nano	Datasheet	111In Stock	£15.60 £10.07 £7.33 £5.59 View £5.16 £4.88 £4.87 £4.85 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: £4.38 162In Stock	Mfr. Part No. TG92-2006N1LF Mouser Part No 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	£4.38 £2.83 £2.31 £1.87 View £1.56 £1.36 £1.29 £1.26	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing 3kVrms 0.9Ohm 6pin TGMR-350V6LF HALO Electronics 1: £8.58 113In Stock	Mfr. Part No. TGMR-350V6LF Mouser Part No 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	£8.58 £5.54 £4.52 £3.66 View £3.07 £2.65 £2.54 £2.39 Quote	Min.: 1 Mult.: 1					SMD/SMT
Autotransformers TRANSFORMER STEP DOWN AUTO OF 115-0F Bel Signal Transformer 1: £43.13 3In Stock	Mfr. Part No. 115-0F Mouser Part No 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	£43.13 £34.79 £33.94 £32.94 View £32.19 £32.12 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: £53.51 14In Stock	Mfr. Part No. 16-1 Mouser Part No 530-16-1	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER STEP DOWN AUTO OF	Datasheet	14In Stock	£53.51 £48.08 £46.64 £46.18 View £45.75 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: £61.93 4In Stock	Mfr. Part No. 16-6 Mouser Part No 530-16-6	Bel Signal Transformer	Power Transformers - Industrial LOW PROF INTL TRANS 9-LPI	Datasheet	4In Stock	£61.93 £51.65 £51.21 View Quote	Min.: 1 Mult.: 1		96 VA	115 VAC	16 V CT/8 V CT	Chassis
Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE DP 6 DP-241-6-120L Bel Signal Transformer 1: £20.83 22In Stock	Mfr. Part No. DP-241-6-120L Mouser Part No 530-DP-241-6-120L	Bel Signal Transformer	Power Transformers - Industrial TRANSFORMER TWO-FOR-ONE DP 6 Learn More about Bel Signal Transformer signal transformer two 4 one power transformers	Datasheet	22In Stock	£20.83 £19.32 £16.12 £16.01 View £15.98 Quote	Min.: 1 Mult.: 1		30 VA	115 VAC, 230 VAC	120 V CT	Chassis
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 DST-2-56 Bel Signal Transformer 1: £10.24 34In Stock	Mfr. Part No. DST-2-56 Mouser Part No 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	£10.24 £8.71 £8.35 £8.11 View £7.24 Quote	Min.: 1 Mult.: 1		1.1 VA	115 VAC, 230 VAC	56 V CT/28 V	Through Hole