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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.	RoHS	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	Packaging
Audio Transformers / Signal Transformers MDL,QUAD, 100D, 1:1, HF,SMD,T&R HB3006HLT Pulse Electronics 1: $4.66 439In Stock	Mfr. Part No. HB3006HLT Mouser Part No 673-HB3006HLT	Pulse Electronics	Audio Transformers / Signal Transformers MDL,QUAD, 100D, 1:1, HF,SMD,T&R Learn More about Pulse Electronics hb hxb discrete lan transformers	Datasheet	439In Stock	Cut Tape $4.66 $4.25 $3.84 $3.70 Reel $2.96 View $3.68 $2.87 $2.82 Quote MouseReel Available	Min.: 1 Mult.: 1 : 400		LAN Transformers	LAN Discrete Modules	SMD/SMT					1.5 kVrms	0 C	+ 70 C	Quad	28 mm	16.1 mm	5.7 mm	HB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers HDBase-T SMD PoE 100uH 1-Port HD8008NL Pulse Electronics 1: $7.94 58In Stock	Mfr. Part No. HD8008NL Mouser Part No 673-HD8008NL	Pulse Electronics	Audio Transformers / Signal Transformers HDBase-T SMD PoE 100uH 1-Port Learn More about Pulse Electronics pulse hdbaset transformers	Datasheet	58In Stock	$7.94 $7.05 $6.77 $6.55 View $6.08 $5.47	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 400 MHz	100 uH			1.5 kV	0 C	+ 85 C	Single	15 mm	13.7 mm	5.72 mm	Discrete LAN	Tube
Audio Transformers / Signal Transformers SIN HDBaseT SMT 1-Port 4PoEPP 100W HDX8005NL Pulse Electronics 1: $11.33 10In Stock	Mfr. Part No. HDX8005NL Mouser Part No 673-HDX8005NL	Pulse Electronics	Audio Transformers / Signal Transformers SIN HDBaseT SMT 1-Port 4PoEPP 100W Learn More about Pulse Electronics pulse hdbaset transformers	Datasheet	10In Stock	$11.33 $10.22 $8.59 $8.32 View $8.20 $8.13	Min.: 1 Mult.: 1		PoE Transformers		SMD/SMT		120 uH			1500 Vrms	- 40 C	+ 85 C	Quad	13.72 mm	12.2 mm	5.72 mm	HD	Tube
Audio Transformers / Signal Transformers 100Base-TX NON-POE 350uH .65Ohms 1-Port HX1112QNL Pulse Electronics 1: $6.46 48In Stock	Mfr. Part No. HX1112QNL Mouser Part No 673-HX1112QNL	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX NON-POE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	48In Stock	$6.46 $5.85 $5.63 $5.45 View $5.35 $4.50 $4.43 $4.32 $4.26	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT		350 uH				- 40 C	+ 85 C	Quad	14.732 mm	14.732 mm	4.877 mm		Tube
Audio Transformers / Signal Transformers MDL SIN 100D 1:1 4.5K SUPPULMENT SMD HX1339NL Pulse Electronics 1: $9.09 17In Stock	Mfr. Part No. HX1339NL Mouser Part No 673-HX1339NL	Pulse Electronics	Audio Transformers / Signal Transformers MDL SIN 100D 1:1 4.5K SUPPULMENT SMD Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	17In Stock	$9.09 $8.20 $7.84 $7.58 View $7.35 $6.42 $6.32 $6.26	Min.: 1 Mult.: 1		Signal Transformers		SMD/SMT		350 uH			4.5 kV	- 40 C	+ 85 C	Dual	15.2 mm	12.7 mm	7.62 mm	HX	Tube
Audio Transformers / Signal Transformers THT Datacom Xfmr 2500uH PE-64552NL Pulse Electronics 1: $4.26 72In Stock	Mfr. Part No. PE-64552NL Mouser Part No 673-PE-64552NL	Pulse Electronics	Audio Transformers / Signal Transformers THT Datacom Xfmr 2500uH	Datasheet	72In Stock	$4.26 $3.85 $3.55 $3.44 View $3.29 $3.21 $2.77 $2.73 Quote	Min.: 1 Mult.: 1		Telecom Transformers	Pin Terminal Transformers	Through Hole						0 C	+ 70 C	Single	0.5 mm	0.35 in	0.25 in		Tube
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH .5Ohms 1-Por PE-65834NL Pulse Electronics 1: $10.20 2In Stock	Mfr. Part No. PE-65834NL Mouser Part No 673-PE-65834NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH .5Ohms 1-Por	Datasheet	2In Stock	$10.20 $9.10 $8.64 $8.42 View $8.20 $8.12 $7.04 $6.69 Quote	Min.: 1 Mult.: 1		ISDN Transformers	Module	Through Hole		500 nH	500 mOhms	500 mOhms	1.5 kV	0 C	+ 70 C	Single	14.22 mm	14.22 mm	10.2 mm		Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por PE-65861NL Pulse Electronics 1: $6.13 171In Stock	Mfr. Part No. PE-65861NL Mouser Part No 673-PE-65861NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por	Datasheet	171In Stock	$6.13 $5.47 $5.20 $5.03 View $4.79 $4.57 $4.51 $4.36 $3.86	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT		1.2 mH, 1.2 mH	1 Ohms, 2 Ohms	1 Ohms, 2 Ohms	1.5 kV	0 C	+ 70 C	Dual	12.83 mm	7.11 mm	6.22 mm		Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port T1090NL Pulse Electronics 1: $6.13 69In Stock	Mfr. Part No. T1090NL Mouser Part No 673-T1090NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port	Datasheet	69In Stock	$6.13 $5.47 $5.20 $5.03 View $4.79 $4.57 $4.51 $3.86 $3.81	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT			700 mOhms, 700 mOhms		1.5 kV	- 40 C	+ 85 C	Dual	12.83 mm	7.11 mm	6.22 mm		Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port T1090NLT Pulse Electronics 1: $5.78 130In Stock	Mfr. Part No. T1090NLT Mouser Part No 673-T1090NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port	Datasheet	130In Stock	Cut Tape $5.78 $5.23 $5.02 $4.86 Reel $4.13 View $4.69 $4.48 $3.99 $3.68 MouseReel Available	Min.: 1 Mult.: 1 : 600		ISDN Transformers	Module	SMD/SMT			700 mOhms, 700 mOhms		1.5 kV	- 40 C	+ 85 C	Dual	12.83 mm	7.11 mm	6.22 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port T1137NL Pulse Electronics 1: $5.78 34In Stock	Mfr. Part No. T1137NL Mouser Part No 673-T1137NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port	Datasheet	34In Stock	$5.78 $4.84 $4.62 $4.47 View $4.36 $3.59	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	600 nH			1.5 kV	0 C	+ 70 C	Dual	12.83 mm	7.11 mm	6.22 mm		Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .9Ohms 2-Por T1212NL Pulse Electronics 1: $12.63 22In Stock	Mfr. Part No. T1212NL Mouser Part No 673-T1212NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .9Ohms 2-Por	Datasheet	22In Stock	$12.63 $11.39 $10.29 $10.28 View $8.76 $8.33	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT	50 kHz to 3 MHz	1.2 mH			1.5 kV	- 40 C	+ 85 C	2 Channel	17.15 mm	11.58 mm	8.64 mm	T1212	Tube
Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 100uH 1-Port T3001NLT Pulse Electronics 1: $7.35 6In Stock	Mfr. Part No. T3001NLT Mouser Part No 673-T3001NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 100uH 1-Port Learn More about Pulse Electronics pulsetelecom	Datasheet	6In Stock	Cut Tape $7.35 $6.57 $6.30 $6.11 Reel $5.13 View $5.92 $5.61 $4.97 MouseReel Available	Min.: 1 Mult.: 1 : 500		Telecom Transformers	Module	SMD/SMT	100 kHz	100 uH			1.5 kV	- 40 C	+ 85 C	Single	7.62 mm	9.91 mm	6.99 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port TX1099NL Pulse Electronics 1: $6.13 38In Stock	Mfr. Part No. TX1099NL Mouser Part No 673-TX1099NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port	Datasheet	38In Stock	$6.13 $5.54 $5.20 $5.03 View $4.94 $4.16 $3.77 $3.66 $3.61	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT	50 kHz to 3 MHz	800 nH			1.5 kV	- 40 C	+ 85 C	Dual	12.83 mm	9.53 mm	6.22 mm		Tube
Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T 1000B-5001X iNRCORE 1: $49.11 22In Stock 200Expected 02/12/2026	Mfr. Part No. 1000B-5001X Mouser Part No 673-1000B-5001X	iNRCORE	Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T	Datasheet	22In Stock 200Expected 02/12/2026	$49.11 $44.00 $42.11 $39.03 View $38.21 Quote	Min.: 1 Mult.: 1	No																Tube
Audio Transformers / Signal Transformers AUDIO XFMR 600:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-70 Triad Magnetics SP-70 SP-70 Triad Magnetics 1: $19.24 3,788In Stock	Mfr. Part No. SP-70 Mouser Part No 553-SP70	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 600:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-70	Datasheet	3,788In Stock	$19.24 $18.33 $17.70 $17.15 View $16.11 $15.41 $15.04 Quote	Min.: 1 Mult.: 1		Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		600 Ohms	600 Ohms	1 kV	- 40 C	+ 85 C	Single	7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:10Kct 4mADC 100mW PCB MOUNT/TY-141P (NOTE: "-B" indicates BULK packaging) Triad Magnetics TY-141P-B TY-141P-B Triad Magnetics 1: $6.37 4,422In Stock	Mfr. Part No. TY-141P-B Mouser Part No 553-TY-141P-B	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:10Kct 4mADC 100mW PCB MOUNT/TY-141P (NOTE: "-B" indicates BULK packaging)	Datasheet	4,422In Stock	$6.37 $5.44 $5.22 $5.06 View $4.82 $4.62 $4.38 $4.24 $4.19	Min.: 1 Mult.: 1		Audio Transformers	Pin Terminal Transformers	Through Hole	200 Hz to 15 kHz		10 kOhms	10 kOhms		- 20 C	+ 85 C	Single	20.6 mm	17.8 mm	18.8 mm	T Y
Audio Transformers / Signal Transformers TTM Technologies X4BD40L1-5050G X4BD40L1-5050G TTM Technologies 1: $1.20 805In Stock 4,000Expected 29/12/2026	Mfr. Part No. X4BD40L1-5050G Mouser Part No 620-X4BD40L1-5050G	TTM Technologies	Audio Transformers / Signal Transformers	Datasheet	805In Stock 4,000Expected 29/12/2026	Cut Tape $1.20 $1.04 $0.977 $0.896 View Reel $0.72 $0.847 $0.813 $0.781 $0.72 MouseReel Available	Min.: 1 Mult.: 1 : 4,000																	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port H5015FNL Pulse Electronics 1: $9.37 2In Stock NRND	Mfr. Part No. H5015FNL Mouser Part No 673-H5015FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port	Datasheet	2In Stock	$9.37 $8.74 $8.38 $8.11 View $6.50 $6.23 $6.14	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Dual	17.66 mm	15.14 mm	4.57 mm		Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port H5015FNLT Pulse Electronics 1: $9.35 4In Stock NRND	Mfr. Part No. H5015FNLT Mouser Part No 673-H5015FNLT NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port	Datasheet	4In Stock	Cut Tape $9.35 $8.43 $8.09 $7.84 Reel $6.47 View $7.59 $6.67 $6.09 Quote	Min.: 1 Mult.: 1 : 400		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz					0 C	+ 70 C	Dual	17.66 mm	15.14 mm	4.57 mm		Reel, Cut Tape
Audio Transformers / Signal Transformers 1000Base-T PoE SMD 1-Port 325uH/350uH HX6062FNL Pulse Electronics 1: $8.35 1In Stock NRND	Mfr. Part No. HX6062FNL Mouser Part No 673-HX6062FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T PoE SMD 1-Port 325uH/350uH Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1In Stock	$8.35 $8.22 $7.04 $6.31 View $6.13 $5.91 $5.80 $5.77	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	17.5 mm	15.24 mm	5.72 mm	HX	Tube
Audio Transformers / Signal Transformers 1000Base-T PoE+ SMD 2-Port 120uH/350uH HX6101FNL Pulse Electronics 1: $17.93 4In Stock NRND	Mfr. Part No. HX6101FNL Mouser Part No 673-HX6101FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T PoE+ SMD 2-Port 120uH/350uH Learn More about Pulse Electronics pulse poe solutions	Datasheet	4In Stock	$17.93 $15.86 $15.35 $14.87 View $14.49 $13.90 $12.77	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Dual	27.81 mm	14.99 mm	7.24 mm	HX	Tube
Audio Transformers / Signal Transformers SMD Digital Audio 3000uH .5Ohms 2-Port PE-65848FNL Pulse Electronics 1: $9.45 5In Stock NRND	Mfr. Part No. PE-65848FNL Mouser Part No 673-PE-65848FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers SMD Digital Audio 3000uH .5Ohms 2-Port	Datasheet	5In Stock	$9.45 $8.93 $8.18 $8.07 View $7.90 $5.65 $5.47 $5.16 Quote	Min.: 1 Mult.: 1		Telecom Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	Single	14.37 mm	12.07 mm	8.64 mm		Tube
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC9-1G2+ Mini-Circuits Restricted Availability	Mfr. Part No. TC9-1G2+ Mouser Part No 139-TC9-1G2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TC9	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT ROHS TCM4-1WX+ Mini-Circuits Restricted Availability	Mfr. Part No. TCM4-1WX+ Mouser Part No 139-TCM4-1WX	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MT / HAT ROHS Learn More about Mini-Circuits mini circuits tcm transformers Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TCM4	Reel, Cut Tape, MouseReel