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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	Package/Case	Length	Width	Height	Series	Qualification	Packaging
Audio Transformers / Signal Transformers LAN XFMR 1G BASE-T SINGLE TM5007NL Taoglas 1: $3.10 632In Stock	Mfr. Part No. TM5007NL Mouser Part No 960-TM5007NL	Taoglas	Audio Transformers / Signal Transformers LAN XFMR 1G BASE-T SINGLE Learn More about Taoglas tm lan transformers	Datasheet	632In Stock	Cut Tape $3.10 $2.85 $2.74 $2.67 Reel $2.48 View $2.34 $2.27 MouseReel Available	Min.: 1 Mult.: 1 : 350	LAN Transformers	LAN Transformer	SMD/SMT		350 uH				0 C	+ 70 C			18.15 mm	15.9 mm	5.7 mm	Exos		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T SINGLE TM1188NL Taoglas 1: $1.85 1,212In Stock	Mfr. Part No. TM1188NL Mouser Part No 960-TM1188NL	Taoglas	Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T SINGLE Learn More about Taoglas tm lan transformers	Datasheet	1,212In Stock	Cut Tape $1.85 $1.67 Reel $1.59 $1.10 $1.09 MouseReel Available	Min.: 1 Mult.: 1 : 750	LAN Transformers	LAN Transformer	SMD/SMT		350 uH				- 40 C	+ 85 C			12.8 mm	9.3 mm	5.1 mm	Exos		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port H6062FNL Pulse Electronics 1: $6.71 412In Stock NRND	Mfr. Part No. H6062FNL Mouser Part No 673-H6062FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	412In Stock	$6.71 $6.20 $5.50 $5.38 View $5.25 $4.62	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		17.5 mm	15.24 mm	5.72 mm			Tube
Audio Transformers / Signal Transformers 1:2 LTCC Transformer, 625 - 2815 MHz, 50? NCS2-282+ Mini-Circuits Restricted Availability	Mfr. Part No. NCS2-282+ Mouser Part No 139-NCS2-282+	Mini-Circuits	Audio Transformers / Signal Transformers 1:2 LTCC Transformer, 625 - 2815 MHz, 50? Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	RF Transformers	Ceramic Balun	SMD/SMT	625 MHz to 2.815 GHz		50 Ohms	50 Ohms		- 55 C	+ 125 C		0805 (2012)	2 mm	1.24 mm	0.84 mm	NCS2		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 2-Port TG111-S212NWRL HALO Electronics 1: $20.05 324In Stock	Mfr. Part No. TG111-S212NWRL Mouser Part No 493-TG111-S212NWRL	HALO Electronics	Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 2-Port Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	324In Stock	$20.05 $12.93 $10.55 $8.53 View $7.16 $6.17 $5.90 $5.73	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Dual, Quad		27.94 mm	7.62 mm	8.64 mm	TG1G		Tube
Audio Transformers / Signal Transformers Disc. Eth. Mag. Single SMT 2337822-5 TE Connectivity / AMP 1: $11.17 431In Stock	Mfr. Part No. 2337822-5 Mouser Part No 571-2337822-5	TE Connectivity / AMP	Audio Transformers / Signal Transformers Disc. Eth. Mag. Single SMT Learn More about TE Connectivity / AMP te industrial ethernet discrete magnetics	Datasheet	431In Stock	$11.17 $10.07 $9.63 $9.31 View $9.05 $8.42 $7.51 $7.43 Quote	Min.: 1 Mult.: 1	PoE Transformers		SMD/SMT	30 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 105 C	Single		18.25 mm	12.24 mm	7.24 mm
Audio Transformers / Signal Transformers 1500V 350uH 8mA 2% HX5020HL Pulse Electronics 1: $14.76 269In Stock	Mfr. Part No. HX5020HL Mouser Part No 673-HX5020HL	Pulse Electronics	Audio Transformers / Signal Transformers 1500V 350uH 8mA 2% Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	269In Stock	$14.76 $13.07 $13.06 $12.34 $10.57	Min.: 1 Mult.: 1		Module	SMD/SMT		350 uH			1500 Vrms	- 40 C	+ 85 C			27.94 mm	7.55 mm	8.33 mm	HX		Tube
Audio Transformers / Signal Transformers WE-STST 4532 2KuH 1Ch Sgl Pair Ether 749302011 Wurth Elektronik 1: $2.76 1,851In Stock	Mfr. Part No. 749302011 Mouser Part No 710-749302011	Wurth Elektronik	Audio Transformers / Signal Transformers WE-STST 4532 2KuH 1Ch Sgl Pair Ether Learn More about Wurth Elektronik wurth single pair ethernet signal transformers	Datasheet	1,851In Stock	Cut Tape $2.76 $2.64 $2.53 $2.47 $2.44 Reel $2.43 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Signal Transformers	LAN	SMD/SMT		2 mH				- 40 C	+ 105 C	Single		4.7 mm	3.22 mm	2.9 mm	WE-STST		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-BMS SMT Transfomr 1Ch -40C/+125C AEC-Q200 74941301 Wurth Elektronik 1: $3.61 1,215In Stock	Mfr. Part No. 74941301 Mouser Part No 710-74941301	Wurth Elektronik	Audio Transformers / Signal Transformers WE-BMS SMT Transfomr 1Ch -40C/+125C AEC-Q200 Learn More about Wurth Elektronik wurth transformers battery management systems	Datasheet	1,215In Stock	Cut Tape $3.61 $3.12 $2.83 $2.55 $2.54 Reel $2.26 MouseReel Available	Min.: 1 Mult.: 1 : 650	SMT transformer		SMD/SMT		450 uH				- 40 C	+ 125 C	1 Channel		8.9 mm	7.6 mm	5.5 mm	WE-BMS	AEC-Q200	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers MID-PLC ST8500 1 mH 750510231 Wurth Elektronik 1: $2.78 4,607In Stock	Mfr. Part No. 750510231 Mouser Part No 710-750510231	Wurth Elektronik	Audio Transformers / Signal Transformers MID-PLC ST8500 1 mH Learn More about Wurth Elektronik wurth electronics mid plc	Datasheet	4,607In Stock	$2.78 $2.51 $2.42 $2.41 View $2.21 $2.17 $2.09 $2.03 $1.89	Min.: 1 Mult.: 1	Signal Transformers	PLC	Through Hole		1 mH			2 kVAC	- 20 C	+ 80 C	Single		13.97 mm	13.97 mm	13.46 mm	MID-PLC		Tray
Audio Transformers / Signal Transformers Transformer 1:1 flux coupled MABA-011026 MACOM 1: $1.88 3,405In Stock	Mfr. Part No. MABA-011026 Mouser Part No 937-MABA-011026	MACOM	Audio Transformers / Signal Transformers Transformer 1:1 flux coupled	Datasheet	3,405In Stock	Cut Tape $1.88 $1.71 $1.59 $1.55 Reel $1.34 View $1.48 $1.44 $1.39 $1.30	Min.: 1 Mult.: 1 : 2,000	Baluns		SMD/SMT	5 MHz to 200 MHz		75 Ohms			- 40 C	+ 100 C	Single		4.21 mm	2.6 mm	3.53 mm			Reel, Cut Tape
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADT1.5-122+ Mini-Circuits Restricted Availability	Mfr. Part No. ADT1.5-122+ Mouser Part No 139-ADT1.5-122	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	RF Transformers		SMD/SMT	20 MHz to 1.2 GHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	Single	7.87 mm x 5.59 mm x 2.84 mm	7.87 mm	5.59 mm	2.84 mm	ADT1.5		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:1.5 CORE & WIRE Transformer, DC - 2300 MHz, 50/75? Z7550-FFNM+ Mini-Circuits Restricted Availability	Mfr. Part No. Z7550-FFNM+ Mouser Part No 139-Z7550-FFNM+	Mini-Circuits	Audio Transformers / Signal Transformers 1:1.5 CORE & WIRE Transformer, DC - 2300 MHz, 50/75? Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																Z7550		Tray
Audio Transformers / Signal Transformers 10/100BASE-TX SMD E-Ultra 16P 1-Port TG110-E055N5RLTR HALO Electronics 1: $2.87 1,816In Stock	Mfr. Part No. TG110-E055N5RLTR Mouser Part No 493-TG110-E055N5RLTR	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD E-Ultra 16P 1-Port Learn More about HALO Electronics halo 10 100base tx transformers	Datasheet	1,816In Stock	Cut Tape $2.87 $2.76 $2.67 $2.59 Reel $2.25 View $2.42 $2.19 $2.07 MouseReel Available	Min.: 1 Mult.: 1 : 700	LAN Isolation Transformers	Module	SMD/SMT		400 nH			1.5 kV	- 40 C	+ 85 C	Single	SMD-16	12.7 mm	7.11 mm	6.35 mm	TG110		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-AZ-F Bel Magnetic Solutions 1: $8.22 1,562In Stock	Mfr. Part No. S558-5999-AZ-F Mouser Part No 530-S558-5999-AZ-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1,562In Stock	Cut Tape $8.22 $7.42 $7.12 $6.90 View Reel $5.53 $6.68 $6.37 $6.14 $5.53 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,100	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH				0 C	+ 70 C	Single		22.35 mm	13.72 mm	1.73 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF BALUN 75/100OHM HFBM075100C iNRCORE 1: $1,342.89 3In Stock	Mfr. Part No. HFBM075100C Mouser Part No 673-HFBM075100C	iNRCORE	Audio Transformers / Signal Transformers RF BALUN 75/100OHM	Datasheet	3In Stock	$1,342.89 View Quote	Min.: 1 Mult.: 1																HFBM		Tube
Audio Transformers / Signal Transformers WE-STST 4532 110uH PoE+ 74930120 Wurth Elektronik 1: $2.16 1,854In Stock	Mfr. Part No. 74930120 Mouser Part No 710-74930120	Wurth Elektronik	Audio Transformers / Signal Transformers WE-STST 4532 110uH PoE+ Learn More about Wurth Elektronik wurth single pair ethernet signal transformers	Datasheet	1,854In Stock	Cut Tape $2.16 $1.78 $1.47 Reel $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PoE Transformers	LAN	SMD/SMT		110 uH			1.5 kV	- 40 C	+ 105 C	Single	1812 (4532 metric)	4.7 mm	3.22 mm	2.9 mm	WE-STST		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 45-1000Mhz 1:1 75ohm Transformer RFXF0009H-TR13 Qorvo 1: $3.98 1,998In Stock	Mfr. Part No. RFXF0009H-TR13 Mouser Part No 772-RFXF0009H-TR13	Qorvo	Audio Transformers / Signal Transformers 45-1000Mhz 1:1 75ohm Transformer	Datasheet	1,998In Stock	Cut Tape $3.98 $2.73 $2.34 $2.32 Reel $2.03 View $2.00 $1.81 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	LAN Transformers		SMD/SMT	45 MHz to 1.2 GHz					- 40 C	+ 100 C		SP5	3.51 mm	1.75 mm	2.92 mm	RFXF0009H		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers THROUGH HOLE 10KCT:2KCT MET-11 Tamura 1: $11.21 534In Stock	Mfr. Part No. MET-11 Mouser Part No 838-MET-11	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 10KCT:2KCT	Datasheet	534In Stock	$11.21 $10.38 $9.38 $9.12 View $8.99 $8.72 $8.71	Min.: 1 Mult.: 1	Audio Transformers		Terminals	300 Hz to 100 kHz		10 kOhms	2 kOhms	500 V	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET		Tube
Audio Transformers / Signal Transformers THROUGH HOLE 1K:50 3.0MADC MET-28 Tamura 1: $11.89 341In Stock	Mfr. Part No. MET-28 Mouser Part No 838-MET-28	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 1K:50 3.0MADC	Datasheet	341In Stock	$11.89 $11.05 $10.48 $10.15 View $9.91 $9.67 $9.06	Min.: 1 Mult.: 1	Audio Transformers		Terminals	300 Hz to 100 kHz		1 kOhms	50 Ohms	500 V	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET		Tube
Audio Transformers / Signal Transformers THROUGH HOLE 600:600CT MET-59 Tamura 1: $13.33 460In Stock 1,100Expected 16/11/2026	Mfr. Part No. MET-59 Mouser Part No 838-MET-59	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 600:600CT	Datasheet	460In Stock 1,100Expected 16/11/2026	$13.33 $12.01 $11.52 $11.16 View $10.81 $10.36 $9.61 $9.50 Quote	Min.: 1 Mult.: 1	Audio Transformers			400 Hz to 250 kHz		600 Ohms	600 Ohms	500 V	- 55 C	+ 130 C			10.4 mm	7.87 mm	11.8 mm	MET		Tube
Audio Transformers / Signal Transformers MODEM TRANSFORMERS 108Ohm Prim. DCR 120Ohm sec TTC-264 Tamura 1: $6.30 647In Stock 1,188Expected 08/12/2026	Mfr. Part No. TTC-264 Mouser Part No 838-TTC-264	Tamura	Audio Transformers / Signal Transformers MODEM TRANSFORMERS 108Ohm Prim. DCR 120Ohm sec	Datasheet	647In Stock 1,188Expected 08/12/2026	$6.30 $4.73 $4.63 $4.37 View $4.15 $3.89 $3.79 $3.78	Min.: 1 Mult.: 1	Telecom Transformers					600 Ohms	470 Ohms									TTC		Tube
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADT4-6WT+ Mini-Circuits Restricted Availability	Mfr. Part No. ADT4-6WT+ Mouser Part No 139-ADT4-6WT	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	RF Transformers		SMD/SMT	500 kHz to 600 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	Single	7.87 mm x 5.59 mm x 4.11 mm	7.87 mm	5.59 mm	4.11 mm	ADT4		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC1-33-75G2+ Mini-Circuits Restricted Availability	Mfr. Part No. TC1-33-75G2+ Mouser Part No 139-TC1-33-75G2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Learn More about Mini-Circuits mini circuits tc1 transformers Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	RF Transformers		SMD/SMT	5 MHz to 3 GHz		75 Ohms	75 Ohms		- 40 C	+ 85 C	Single	3.81 mm x 3.81 mm x 3.81 mm	3.81 mm	3.81 mm	3.81 mm	TC1		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 50P 2-Port w/Choke TG1G-E220NWLF HALO Electronics 1: $9.51 855In Stock	Mfr. Part No. TG1G-E220NWLF Mouser Part No 493-TG1G-E220NWLF	HALO Electronics	Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 50P 2-Port w/Choke	Datasheet	855In Stock	$9.51 $8.10 $7.95 $7.70 View $7.14 $6.85 $6.82 Quote	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT	1 MHz to 100 MHz					- 40 C	+ 85 C	Octal		27.94 mm	12.19 mm	7.11 mm	TG1G		Tube