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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 (USD) 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	Length	Width	Height	Series	Qualification	Packaging
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por HM0068ANL Pulse Electronics 1: $8.57 1,204In Stock	Mfr. Part No. HM0068ANL Mouser Part No 673-HM0068ANL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse automotive communications	Datasheet	1,204In Stock	$8.57 $7.90 $7.42 $7.18 View $7.05 $6.78 $5.83 $5.61 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 200 MHz	350 uH			1.5 kV	- 40 C	+ 105 C	Single	0.5 in	0.347 in	0.082 in	HM		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port HM1188NLT Pulse Electronics 1: $6.74 2,073In Stock	Mfr. Part No. HM1188NLT Mouser Part No 673-HM1188NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulse automotive communications	Datasheet	2,073In Stock	Cut Tape $6.74 $6.05 $5.81 $5.63 Reel $4.44 View $4.72 $4.53 $4.27 $3.99 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers		SMD/SMT	1 MHz to 200 MHz	350 uH			1.5 kVAC	- 40 C	+ 105 C	Dual	0.5 in	0.28 in	0.235 in	HM		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers MDLSIN 100D 1:1SMT 2Ch 1000V 4000Vrms HM1331NL Pulse Electronics 1: $10.86 210In Stock 450Expected 06/11/2026	Mfr. Part No. HM1331NL Mouser Part No 673-HM1331NL	Pulse Electronics	Audio Transformers / Signal Transformers MDLSIN 100D 1:1SMT 2Ch 1000V 4000Vrms Learn More about Pulse Electronics pulse automotive communications	Datasheet	210In Stock 450Expected 06/11/2026	$10.86 $10.20 $9.45 $9.23 View $8.88 $8.20 $8.04 $7.63 Quote	Min.: 1 Mult.: 1	Ethernet Transformers		SMD/SMT	100 Hz to 100 MHz	350 uH			4000 Vrms	- 40 C	+ 85 C	Single	15.24 mm	12.7 mm	7.62 mm	HM		Tube
Audio Transformers / Signal Transformers MDL SIN XFMR-CMC AEC-Q200 HM2108NL Pulse Electronics 1: $4.87 637In Stock	Mfr. Part No. HM2108NL Mouser Part No 673-HM2108NL	Pulse Electronics	Audio Transformers / Signal Transformers MDL SIN XFMR-CMC AEC-Q200 Learn More about Pulse Electronics pulse battery management systems solutions	Datasheet	637In Stock	$4.87 $4.40 $3.73 $3.61 View $3.53 $3.50 $3.10 $3.08	Min.: 1 Mult.: 1	Signal Transformers		SMD/SMT		150 uH			4.3 kV	- 40 C	+ 125 C	1 Channel	7.62 mm	6.73 mm	5.72 mm	BMS	AEC-Q200	Tube
Audio Transformers / Signal Transformers 1000BaseT 350uH .650hms 1-P AEC-Q200 HM5004ENLT Pulse Electronics 1: $10.04 1,622In Stock	Mfr. Part No. HM5004ENLT Mouser Part No 673-HM5004ENLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT 350uH .650hms 1-P AEC-Q200	Datasheet	1,622In Stock	Cut Tape $10.04 $9.05 $8.69 $8.42 Reel $7.64 View $8.15 $7.21 $7.12 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300	LAN Transformers														HM	AEC-Q200	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000BaseT 120uH .30ohms 4-P AEC-Q200 HM6098NL Pulse Electronics 1: $13.86 735In Stock 425Expected 06/11/2026	Mfr. Part No. HM6098NL Mouser Part No 673-HM6098NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT 120uH .30ohms 4-P AEC-Q200 Learn More about Pulse Electronics pulse automotive communications	Datasheet	735In Stock 425Expected 06/11/2026	$13.86 $13.19 $12.64 $12.25 View $11.86 $10.73 $10.54 $10.53 Quote	Min.: 1 Mult.: 1	LAN Transformers		SMD/SMT	100 kHz to 200 MHz	120 uH				- 40 C	+ 105 C	Quad	18.16 mm	18.16 mm	6.6 mm		AEC-Q200	Tube
Audio Transformers / Signal Transformers 10GBaseT 150uH SMT AEC-Q200 HM7142NL Pulse Electronics 1: $15.03 203In Stock 1,925On Order	Mfr. Part No. HM7142NL Mouser Part No 673-HM7142NL	Pulse Electronics	Audio Transformers / Signal Transformers 10GBaseT 150uH SMT AEC-Q200 Learn More about Pulse Electronics pulse automotive communications	Datasheet	203In Stock 1,925On Order On Order Ship Dates Mfr. No: HM7142NL Stock: 203 Can Dispatch Immediately On Order: 910 Expected 03/05/2027 1,015 Expected 24/05/2027 Factory Lead Time: 12 Weeks	$15.03 $13.67 $12.83 $12.40 View $12.20 $11.69 $11.37	Min.: 1 Mult.: 1	LAN Transformers		SMD/SMT	100 kHz to 500 MHz	150 uH			1.5 kV	- 40 C	+ 125 C	Quad	13.72 mm	12.2 mm	5.72 mm	HM	AEC-Q200	Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port HX0068ANL Pulse Electronics 1: $7.16 1,560In Stock	Mfr. Part No. HX0068ANL Mouser Part No 673-HX0068ANL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1,560In Stock	$7.16 $6.47 $5.32 $5.18 View $5.06 $4.93 $4.86 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.652 mm	2.083 mm	100Base-TX		Tube
Audio Transformers / Signal Transformers 100BaseTX 350uH 1Port IsolVolt 1.5kV HX1098NL Pulse Electronics 1: $4.81 2,038In Stock	Mfr. Part No. HX1098NL Mouser Part No 673-HX1098NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX 350uH 1Port IsolVolt 1.5kV Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	2,038In Stock	$4.81 $4.35 $3.84 $3.79 View $3.73 $3.63 $3.50 $3.03	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT		350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.65 mm	4.01 mm	100Base-TX		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port HX1188NL Pulse Electronics 1: $5.42 3,561In Stock 3,800Expected 15/02/2027	Mfr. Part No. HX1188NL Mouser Part No 673-HX1188NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	3,561In Stock 3,800Expected 15/02/2027	$5.42 $4.58 $3.95 $3.85 View $3.80 $3.69	Min.: 1 Mult.: 1 Max.: 320	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.53 mm	5.97 mm	100Base-TX		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port HX1188NLT Pulse Electronics 1: $3.96 2,017In Stock 30,000On Order	Mfr. Part No. HX1188NLT Mouser Part No 673-HX1188NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	2,017In Stock 30,000On Order On Order Ship Dates Mfr. No: HX1188NLT Stock: 2,017 Can Dispatch Immediately On Order: 13,200 Expected 01/03/2027 16,800 Expected 15/03/2027 Factory Lead Time: 7 Weeks	Cut Tape $3.96 $3.45 $3.21 $3.11 Reel $2.87 View $2.98 $2.72 $2.66 MouseReel Available	Min.: 1 Mult.: 1 Max.: 4,800 : 600	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.53 mm	5.97 mm	HX		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port HX1198NLT Pulse Electronics 1: $3.92 981In Stock 3,000Expected 15/12/2026	Mfr. Part No. HX1198NLT Mouser Part No 673-HX1198NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	981In Stock 3,000Expected 15/12/2026	Cut Tape $3.92 $3.35 $3.19 $3.00 Reel $2.70 View $2.90 $2.61 $2.36 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.53 mm	5.97 mm	HX		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 4-Port HX1234NL Pulse Electronics 1: $13.57 554In Stock	Mfr. Part No. HX1234NL Mouser Part No 673-HX1234NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 4-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	554In Stock	$13.57 $11.73 $10.82 $10.36 $9.40	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Quad	28.58 mm	16 mm	5.84 mm	HX		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por HX1260FNLT Pulse Electronics 1: $3.84 1,811In Stock	Mfr. Part No. HX1260FNLT Mouser Part No 673-HX1260FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1,811In Stock	Cut Tape $3.84 $3.48 $3.24 $3.14 Reel $2.62 View $3.00 $2.57 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.09 mm	5.99 mm	HX		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por HX1260NL Pulse Electronics 1: $4.60 579In Stock	Mfr. Part No. HX1260NL Mouser Part No 673-HX1260NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	579In Stock	$4.60 $4.16 $3.59 $3.48 View $3.33 $3.30 $3.05 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.65 mm	6 mm	HX		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Port HX1260NLT Pulse Electronics 1: $3.75 2,536In Stock	Mfr. Part No. HX1260NLT Mouser Part No 673-HX1260NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	2,536In Stock	Cut Tape $3.75 $3.40 $3.16 $2.92 Reel $2.65 View $2.80 $2.46 $2.31 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single				HX		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port HX1294NLT Pulse Electronics 1: $7.58 303In Stock 700Expected 13/01/2027	Mfr. Part No. HX1294NLT Mouser Part No 673-HX1294NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	303In Stock 700Expected 13/01/2027	Cut Tape $7.58 $6.85 $6.57 $6.37 Reel $5.82 View $6.17 $5.63 $5.39 Quote MouseReel Available	Min.: 1 Mult.: 1 : 350	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz					- 40 C	+ 85 C	Dual	15.21 mm	13.67 mm	5.87 mm	HX		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .75Ohms 1-Port HX2019NLT Pulse Electronics 1: $4.43 3,109In Stock	Mfr. Part No. HX2019NLT Mouser Part No 673-HX2019NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .75Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	3,109In Stock	Cut Tape $4.43 $3.99 $3.73 $3.53 Reel $2.94 View $3.42 $2.82 Quote MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.4 mm	5.97 mm	HX		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100Base-TX SMD PoE+ 350uH .75Ohms 1-Port HX2326NL Pulse Electronics 1: $4.62 770In Stock	Mfr. Part No. HX2326NL Mouser Part No 673-HX2326NL	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD PoE+ 350uH .75Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	770In Stock	$4.62 $4.18 $3.25 $3.14 View $3.03 $2.95 $2.81	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.09 mm	5.99 mm	HX2326		Tube
Audio Transformers / Signal Transformers 100Base-TX PoE+ SMD 1-Port 350/120uH HX2326NLT Pulse Electronics 1: $3.98 1,389In Stock	Mfr. Part No. HX2326NLT Mouser Part No 673-HX2326NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX PoE+ SMD 1-Port 350/120uH Learn More about Pulse Electronics pulse poe solutions	Datasheet	1,389In Stock	Cut Tape $3.98 $3.60 $3.35 $3.16 Reel $2.94 View $3.03 $2.92 $2.71 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers		SMD/SMT	1 MHz to 125 MHz		100 Ohms		1.5 kV	- 40 C	+ 85 C	Single	12.7 mm	9.09 mm	5.99 mm	HX2326		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT TR, NPB HX5004ENLT Pulse Electronics 1: $5.36 2,187In Stock	Mfr. Part No. HX5004ENLT Mouser Part No 673-HX5004ENLT	Pulse Electronics	Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT TR, NPB Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	2,187In Stock	Cut Tape $5.36 $4.84 $4.65 $4.50 Reel $4.15 View $4.37 $3.94 $3.79 $3.40 MouseReel Available	Min.: 1 Mult.: 1 : 300	Signal Transformers		SMD/SMT	125 MHz		100 Ohms		1.5 kV	- 40 C	+ 85 C		17.5 mm	12.2 mm	5.72 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por HX5004NL Pulse Electronics 1: $12.76 506In Stock 900Expected 16/11/2026	Mfr. Part No. HX5004NL Mouser Part No 673-HX5004NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	506In Stock 900Expected 16/11/2026	$12.76 $11.51 $10.52 $10.26 View $10.07 $9.82 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	17.53 mm	16 mm	5.51 mm	HX		Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port HX5008FNL Pulse Electronics 1: $11.23 1,248In Stock	Mfr. Part No. HX5008FNL Mouser Part No 673-HX5008FNL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1,248In Stock	$11.23 $10.42 $10.00 $9.58 $9.36	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	13.16 mm	18.67 mm	6.12 mm	HX		Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port HX5008FNLT Pulse Electronics 1: $7.75 2,051In Stock	Mfr. Part No. HX5008FNLT Mouser Part No 673-HX5008FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	2,051In Stock	Cut Tape $7.75 $7.00 $6.72 $6.51 Reel $5.95 View $6.31 $5.76 $5.52 MouseReel Available	Min.: 1 Mult.: 1 : 350	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	13.16 mm	18.67 mm	6.12 mm	HX		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Por HX5014NL Pulse Electronics 1: $17.34 162In Stock	Mfr. Part No. HX5014NL Mouser Part No 673-HX5014NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	162In Stock	$17.34 $14.90 $14.37 $13.94 View $13.34 $12.65	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH	1 Ohms	1 Ohms	1.5 kV	- 40 C	+ 85 C	Dual	27.81 mm	12.19 mm	7.49 mm	1000Base-T		Tube