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Audio Transformers / Signal Transformers

Audio Transformers & Signal Transformers are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many signal and audio transformer manufacturers including Bourns, Coilcraft, HALO, Mini-Circuits, Pulse, Triad, Wurth, Xicon & more. Please view our large selection of audio transformers and signal 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.	Product	Type	Termination Style	Frequency Range	Inductance	Primary Impedance	Secondary Impedance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Packaging
Audio Transformers / Signal Transformers 3-300MHz SMD 50Ohm RF Tranformer CX2045LNL Pulse Electronics 1: £2.73 822In Stock	Mfr. Part No. CX2045LNL Mouser Part No 673-CX2045LNL	Pulse Electronics	Audio Transformers / Signal Transformers 3-300MHz SMD 50Ohm RF Tranformer	Datasheet	822In Stock	£2.73 £2.30 £2.16 £2.15 View £2.08 £2.04 £1.71 £1.69 £1.67	Min.: 1 Mult.: 1	RF Transformers		SMD/SMT	3 MHz to 300 MHz					- 40 C	+ 85 C	Single		3.81 mm	3.81 mm	2.79 mm	CX	Tray
Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:2CT,3-30 NPB CX2045LNLT Pulse Electronics 1: £3.30 2,235In Stock	Mfr. Part No. CX2045LNLT Mouser Part No 673-CX2045LNLT	Pulse Electronics	Audio Transformers / Signal Transformers XFMR,RF,SGL,RAC,1:2CT,3-30 NPB	Datasheet	2,235In Stock	Cut Tape £3.30 £2.45 £1.82 £1.69 Reel £1.58 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	RF Transformers		SMD/SMT						- 40 C	+ 85 C			3.81 mm	3.81 mm	2.79 mm	CX	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port H0068ANL Pulse Electronics 1: £5.23 663In Stock	Mfr. Part No. H0068ANL Mouser Part No 673-H0068ANL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port	Datasheet	663In Stock	£5.23 £4.73 £4.37 £4.26 View £4.14 £3.98 £3.92 £3.83 £3.82	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		0.5 in	0.347 in	0.082 in	Discrete LAN	Tube
Audio Transformers / Signal Transformers 10/100BaseT SMD NPoE 1-Port H1012NL Pulse Electronics 1: £4.54 849In Stock	Mfr. Part No. H1012NL Mouser Part No 673-H1012NL	Pulse Electronics	Audio Transformers / Signal Transformers 10/100BaseT SMD NPoE 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	849In Stock	£4.54 £3.52 £3.50 £2.77 £2.76	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		17.78 mm	12.95 mm	9.4 mm		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 4-Por H1164NL Pulse Electronics 1: £10.08 510In Stock	Mfr. Part No. H1164NL Mouser Part No 673-H1164NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 4-Por Learn More about Pulse Electronics pulselantrans	Datasheet	510In Stock	£10.08 £7.96 £7.68 £7.38 View £7.25 £7.08 £6.70 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 kHz to 100 MHz	350 uH	1 Ohms	1 Ohms	1.5 kV	0 C	+ 70 C	Quad	28.58 mm x 116 mm x 5.84 mm	28.58 mm	12.19 mm	5.84 mm		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 4-Por H1164NLT Pulse Electronics 1: £9.30 757In Stock	Mfr. Part No. H1164NLT Mouser Part No 673-H1164NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 4-Por Learn More about Pulse Electronics pulselantrans	Datasheet	757In Stock	Cut Tape £9.30 £8.46 £8.09 £7.86 Reel £7.58 View £7.70 £7.19 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	LAN Transformers	Module	SMD/SMT	1 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Quad		28.58 mm	16 mm	5.84 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port H1174FNL Pulse Electronics 1: £8.49 211In Stock	Mfr. Part No. H1174FNL Mouser Part No 673-H1174FNL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port	Datasheet	211In Stock	£8.49 £7.93 £7.61 £6.89 View £6.75 £6.02 £5.98	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	0 C	+ 70 C	Dual		14.57 mm	13.08 mm	3.69 mm		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port H1174FNLT Pulse Electronics 1: £8.93 946In Stock 1,000Expected 12/11/2026	Mfr. Part No. H1174FNLT Mouser Part No 673-H1174FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port	Datasheet	946In Stock 1,000Expected 12/11/2026	Cut Tape £8.93 £8.06 £7.70 £7.43 View Reel £6.25 £7.25 £6.95 £6.25 MouseReel Available	Min.: 1 Mult.: 1 : 500	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	0 C	+ 70 C	Dual		14.57 mm	13.08 mm	3.69 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1200uH .8Ohms 1-Port H1197NLT Pulse Electronics 1: £3.80 966In Stock	Mfr. Part No. H1197NLT Mouser Part No 673-H1197NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1200uH .8Ohms 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	966In Stock	Cut Tape £3.80 £3.35 £3.22 £3.13 Reel £2.28 View £3.09 £2.58 £2.22 £2.20 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		12.7 mm	6.73 mm	5.97 mm	H1197	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1260FNLT Pulse Electronics 1: £3.31 1,129In Stock	Mfr. Part No. H1260FNLT Mouser Part No 673-H1260FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	1,129In Stock	Cut Tape £3.31 £2.99 £2.79 £2.71 Reel £2.50 View £2.59 £2.23 £2.11 £2.01	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		12.7 mm	9.09 mm	5.99 mm		Reel, Cut Tape
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 2-Por H1270FNL Pulse Electronics 1: £7.39 421In Stock	Mfr. Part No. H1270FNL Mouser Part No 673-H1270FNL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 2-Por	Datasheet	421In Stock	£7.39 £6.68 £6.30 £6.10 View £5.99 £5.73 £5.00 £4.90 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Dual		0.574 in	0.515 in	0.145 in		Tube
Audio Transformers / Signal Transformers 100Base-TX SMD PoE 2-Port H2006ANLT Pulse Electronics 1: £6.53 600In Stock	Mfr. Part No. H2006ANLT Mouser Part No 673-H2006ANLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD PoE 2-Port	Datasheet	600In Stock	Cut Tape £6.53 £5.86 £5.57 £5.28 Reel £4.86 View £5.09 £4.82 £4.70 £4.30 MouseReel Available	Min.: 1 Mult.: 1 : 300	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH	1 Ohms	1 Ohms	1.5 kV	0 C	+ 70 C	Dual		13.64 mm	11.94 mm	6.47 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port H2019NL Pulse Electronics 1: £5.91 464In Stock 1,000Expected 21/12/2026	Mfr. Part No. H2019NL Mouser Part No 673-H2019NL	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	464In Stock 1,000Expected 21/12/2026	£5.91 £5.28 £4.91 £4.76 View £4.61 £4.33 £4.19 £4.17 £4.00	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		12.7 mm	9.4 mm	5.97 mm		Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Port H5008NL Pulse Electronics 1: £8.07 358In Stock	Mfr. Part No. H5008NL Mouser Part No 673-H5008NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	358In Stock	£8.07 £7.53 £7.38 £6.41 View £6.28 £6.02 £5.99 £5.92 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		13.64 mm	18.8 mm	5.72 mm	5008	Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por H5008NLT Pulse Electronics 1: £5.60 378In Stock	Mfr. Part No. H5008NLT Mouser Part No 673-H5008NLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulselantrans	Datasheet	378In Stock	Cut Tape £5.60 £5.06 £4.85 £4.70 Reel £4.30 View £4.56 £4.16 £3.72 £3.69 MouseReel Available	Min.: 1 Mult.: 1 : 350	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		13.64 mm	13.64 mm	5.72 mm	5008	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por H5062FNLT Pulse Electronics 1: £4.98 601In Stock	Mfr. Part No. H5062FNLT Mouser Part No 673-H5062FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	601In Stock	Cut Tape £4.98 £3.99 £3.83 £3.71 Reel £3.29 View £3.58 £3.18 £2.70 £2.68	Min.: 1 Mult.: 1 : 300	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		17.5 mm	15.24 mm	5.72 mm		Reel, Cut Tape
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port H5084NL Pulse Electronics 1: £4.29 525In Stock	Mfr. Part No. H5084NL Mouser Part No 673-H5084NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	525In Stock	£4.29 £3.73 £3.40 £3.39 View £3.26 £3.15 £2.88 £2.87	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		15.11 mm	6.35 mm	4.01 mm		Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port H5084NLT Pulse Electronics 1: £4.29 450In Stock	Mfr. Part No. H5084NLT Mouser Part No 673-H5084NLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	450In Stock	Cut Tape £4.29 £3.82 £3.67 £3.55 View Reel £2.92 £3.16 £3.03 £2.92 MouseReel Available	Min.: 1 Mult.: 1 : 700	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH	1 Ohms	1 Ohms	1.5 kV	0 C	+ 70 C	Single		15.11 mm	10.77 mm	4.01 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por H5120NL Pulse Electronics 1: £7.46 295In Stock	Mfr. Part No. H5120NL Mouser Part No 673-H5120NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	295In Stock	£7.46 £6.73 £6.30 £6.07 View £5.95 £5.66 £5.60 £5.48	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH	1 Ohms	1 Ohms	1.5 kV	0 C	+ 70 C	4 Channel		16.51 mm	9.14 mm	2.08 mm		Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por H5120NLT Pulse Electronics 1: £7.34 573In Stock 1,000Expected 03/02/2027	Mfr. Part No. H5120NLT Mouser Part No 673-H5120NLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	573In Stock 1,000Expected 03/02/2027	Cut Tape £7.34 £6.63 £6.36 £6.15 View Reel £5.21 £5.97 £5.71 £5.53 £5.21 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		16.51 mm	9.14 mm	2.08 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000Base-T PCMCIA 1-Port SMD NonPoE H5149NL Pulse Electronics 1: £6.28 349In Stock	Mfr. Part No. H5149NL Mouser Part No 673-H5149NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T PCMCIA 1-Port SMD NonPoE	Datasheet	349In Stock	£6.28 £5.67 £5.43 £5.26 View £5.10 £4.87 £4.28	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT		350 uH			1.5 kV	0 C	+ 70 C	Single						Tube
Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port H6062NLT Pulse Electronics 1: £4.04 1,461In Stock	Mfr. Part No. H6062NLT Mouser Part No 673-H6062NLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	1,461In Stock	Cut Tape £4.04 £3.65 £3.51 £3.40 Reel £2.90 View £3.29 £2.89 £2.78 £2.55 MouseReel Available	Min.: 1 Mult.: 1 : 300	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz					0 C	+ 70 C	Single		17.53 mm	12.2 mm	5.51 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 350uH .3Ohms 1-Port H6096NLT Pulse Electronics 1: £4.55 484In Stock 750Expected 12/11/2026	Mfr. Part No. H6096NLT Mouser Part No 673-H6096NLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 350uH .3Ohms 1-Port	Datasheet	484In Stock 750Expected 12/11/2026	Cut Tape £4.55 £4.09 £3.93 £3.81 Reel £3.42 View £3.60 £3.35 £2.99 £2.98 MouseReel Available	Min.: 1 Mult.: 1 : 250	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH				0 C	+ 70 C	Single		18.16 mm	12.2 mm	6.6 mm	LAN 10/100/1000 Base-T	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 10GBase-T SMD NonPoE 200uH 1-Port H7008FNL Pulse Electronics 1: £6.73 412In Stock	Mfr. Part No. H7008FNL Mouser Part No 673-H7008FNL	Pulse Electronics	Audio Transformers / Signal Transformers 10GBase-T SMD NonPoE 200uH 1-Port	Datasheet	412In Stock	£6.73 £6.11 £5.60 £5.45 View £5.37 £5.11 £4.91	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 500 MHz	200 uH			1.5 kV	0 C	+ 70 C	Single		28.45 mm	17.27 mm	11.18 mm		Tube
Audio Transformers / Signal Transformers 10GBase-T SMD NonPoE 200uH 1-Port H7008NLT Pulse Electronics 1: £7.26 299In Stock	Mfr. Part No. H7008NLT Mouser Part No 673-H7008NLT	Pulse Electronics	Audio Transformers / Signal Transformers 10GBase-T SMD NonPoE 200uH 1-Port	Datasheet	299In Stock	Cut Tape £7.26 £6.56 £6.29 £6.08 Reel £5.60 View £5.90 £4.78 £4.72 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300	LAN Transformers	Module	SMD/SMT	1 MHz to 500 MHz	200 uH			1.5 kV	0 C	+ 70 C	Single		0.54 in	0.48 in	0.225 in		Reel, Cut Tape, MouseReel