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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	Packaging
Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2 TG75-1406NRL HALO Electronics 1: $5.20 324In Stock	Mfr. Part No. TG75-1406NRL Mouser Part No 493-TG75-1406NRL	HALO Electronics	Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port w/CMR Choke 1:2 Learn More about HALO Electronics halo 10base t ethernet transformers	Datasheet	324In Stock	$5.20 $3.34 $2.73 $2.21 View $1.85 $1.60 $1.53 $1.49	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT		140 uH			1.5 kV	- 40 C	+ 85 C	Single	SMD-16	12.7 mm	7.11 mm	5.08 mm	TG-10BT	Tube
Audio Transformers / Signal Transformers SMD ISOLATION MODULE TGP3-S005EP7LFTR HALO Electronics 1: $5.60 297In Stock	Mfr. Part No. TGP3-S005EP7LFTR Mouser Part No 493-TGP3-S005EP7LFTR	HALO Electronics	Audio Transformers / Signal Transformers SMD ISOLATION MODULE	Datasheet	297In Stock	Cut Tape $5.60 $3.63 $2.96 $2.39 Reel $2.01 View $1.73 $1.66 $1.60	Min.: 1 Mult.: 1 : 300	Isolation Transformers																Reel, Cut Tape
Audio Transformers / Signal Transformers PL160 300W 0.0138Ohm Planar Trnsfmr PL300-104L Coilcraft 1: $16.49 75In Stock 100Expected 18/12/2026	Mfr. Part No. PL300-104L Mouser Part No 994-PL300-104L	Coilcraft	Audio Transformers / Signal Transformers PL160 300W 0.0138Ohm Planar Trnsfmr Learn More about Coilcraft pl160 pl300	Datasheet	75In Stock 100Expected 18/12/2026	$16.49 $14.01 $13.74 $13.23 View $12.60 $12.23	Min.: 1 Mult.: 1		Planar	Quick Connect	200 kHz to 700 kHz	768 uH			1.5 kV	- 40 C	+ 125 C	Single		29.46 mm	26.67 mm	12.1 mm	PL300	Tray
Audio Transformers / Signal Transformers 120W POE Planar 5V 24A 50uH POE120PL-50L Coilcraft 1: $9.64 22In Stock	Mfr. Part No. POE120PL-50L Mouser Part No 994-POE120PL-50L	Coilcraft	Audio Transformers / Signal Transformers 120W POE Planar 5V 24A 50uH Learn More about Coilcraft poe120pl planar transformers	Datasheet	22In Stock	$9.64 $8.70 $8.35 $8.09 View $7.83 $7.44 $7.21 $7.01	Min.: 1 Mult.: 1	PoE Transformers		SMD/SMT	200 kHz	50 uH			1.5 kV	- 40 C	+ 125 C	1 Channel	23.37 mm x 20.83 mm x 9.53 mm	23.37 mm	20.83 mm	9.53 mm	POE120PL	Tray
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADTT1.5-1+ Mini-Circuits Restricted Availability	Mfr. Part No. ADTT1.5-1+ Mouser Part No 139-ADTT1.5-1	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																ADTT1.5	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50? T2.5-6-KK81+ Mini-Circuits Restricted Availability	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? Mouser does not presently sell this product in your region.	Datasheet	More Info Available		Restricted Availability	RF Transformers	Transformer	SMD/SMT	10 kHz to 100 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	1 Channel	7.62 mm x 6.86 mm x 5.84 mm	7.62 mm	6.86 mm	5.84 mm	T2.5	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC4-14G2+ Mini-Circuits Restricted Availability	Mfr. Part No. TC4-14G2+ Mouser Part No 139-TC4-14G2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TC4	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC4-1W+ Mini-Circuits Restricted Availability	Mfr. Part No. TC4-1W+ Mouser Part No 139-TC4-1W	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet	More Info Available		Restricted Availability	RF Transformers		SMD/SMT	3 MHz to 800 MHz		50 Ohms	50 Ohms		- 40 C	+ 85 C	Single	3.81 mm x 3.81 mm x 4.06 mm	3.81 mm	3.81 mm	4.06 mm	TC4	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC8-1G2+ Mini-Circuits Restricted Availability	Mfr. Part No. TC8-1G2+ Mouser Part No 139-TC8-1G2	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TC8	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TCML1-19+ Mini-Circuits Restricted Availability	Mfr. Part No. TCML1-19+ Mouser Part No 139-TCML1-19	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TCML1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX TG111-E12NYNRLTR HALO Electronics 1: $11.45 13In 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	13In Stock 330Expected 18/06/2027	Cut Tape $11.45 $7.39 $6.03 $4.87 Reel $4.09 View $3.53 $3.37 $3.28 MouseReel Available	Min.: 1 Mult.: 1 : 330	LAN Isolation Transformers	Module	SMD/SMT						- 40 C	+ 85 C			15.24 mm	13.72 mm	6.35 mm	TG1G	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke TG1G-S001NZRL HALO Electronics 1: $11.25 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	$11.25 $7.26 $5.92 $4.79 View $4.02 $3.75 $3.47 Quote	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Dual	SMD-24	17.78 mm	12.19 mm	5.84 mm	TG1G	Tube
Audio Transformers / Signal Transformers 2.5GBaseT PoE+ 1Port 60W 600mA Nano TG2G-HPE3NYNLF HALO Electronics 1: $16.55 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	$16.55 $10.68 $7.78 $5.93 View $5.47 $5.18 $5.17 $5.14 Quote	Min.: 1 Mult.: 1	PoE Isolation Transformers	Module	SMD/SMT					1500 Vrms	- 40 C	+ 85 C	Quad	SMD-24	14.22 mm	7.62 mm	8.64 mm	Nano2.5G	Tube
Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port GullWing 1:2.5 TG92-2006N1LF HALO Electronics 1: $4.65 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	$4.65 $3.00 $2.45 $1.98 View $1.66 $1.44 $1.37 $1.33	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT		200 uH			1.5 kV	- 40 C	+ 85 C	Single	SMD-16	12.7 mm	7.11 mm	5.08 mm	TG-10BT	Tube
Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH POE120PL-33L Coilcraft 1: $9.64 27In Stock	Mfr. Part No. POE120PL-33L Mouser Part No 994-POE120PL-33L	Coilcraft	Audio Transformers / Signal Transformers 120W POE Planar 3.3V 36A 50uH Learn More about Coilcraft poe120pl planar transformers	Datasheet	27In Stock	$9.64 $8.70 $8.35 $8.09 View $7.83 $7.44 $7.21 $7.01	Min.: 1 Mult.: 1	PoE Transformers		SMD/SMT	200 kHz	50 uH			1.5 kV	- 40 C	+ 125 C	Single	23.37 mm x 20.83 mm x 10.34 mm	23.37 mm	20.83 mm	10.34 mm	POE120PL	Tray
Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.15 - 400 MHz, 50? T1-1-X65+ Mini-Circuits Restricted Availability New At Mouser	Mfr. Part No. T1-1-X65+ Mouser Part No 139-T1-1-X65+ New At Mouser	Mini-Circuits	Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.15 - 400 MHz, 50? Mouser does not presently sell this product in your region.	Datasheet	More Info Available		Restricted Availability	RF Transformers	Plug-In RF Transformer	Through Hole	150 kHz to 400 MHz					- 20 C	+ 85 C	Dual	X65				T1	Tube
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC1-1T-75X+ Mini-Circuits Restricted Availability	Mfr. Part No. TC1-1T-75X+ Mouser Part No 139-TC1-1T-75X	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																TC1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC4-122-75X+ Mini-Circuits Restricted Availability	Mfr. Part No. TC4-122-75X+ Mouser Part No 139-TC4-122-75X	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TC4	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC4-1W-7A+ Mini-Circuits Restricted Availability	Mfr. Part No. TC4-1W-7A+ Mouser Part No 139-TC4-1W-7A	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TC4	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC8-1+ Mini-Circuits Restricted Availability	Mfr. Part No. TC8-1+ Mouser Part No 139-TC8-1	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet	More Info Available		Restricted Availability	RF Transformers		SMD/SMT	2 MHz to 500 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	Single	3.81 mm x 3.81 mm x 4.06 mm	3.81 mm	3.81 mm	4.06 mm	TC8	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TCM1-1+ Mini-Circuits Restricted Availability	Mfr. Part No. TCM1-1+ Mouser Part No 139-TCM1-1	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Learn More about Mini-Circuits mini circuits tcm transformers Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	RF Transformers		SMD/SMT	1.5 MHz to 500 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	Single	4.06 mm x 3.81 mm x 4.06 mm	4.06 mm	3.81 mm	4.06 mm	TCM1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TCM3-1T+ Mini-Circuits Restricted Availability	Mfr. Part No. TCM3-1T+ Mouser Part No 139-TCM3-1T	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS Learn More about Mini-Circuits mini circuits tcm transformers Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TCM3	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD ISOLATION MODULE TG01-FC07N1LF HALO Electronics 1: $8.80 231In Stock	Mfr. Part No. TG01-FC07N1LF Mouser Part No 493-TG01-FC07N1LF	HALO Electronics	Audio Transformers / Signal Transformers SMD ISOLATION MODULE	Datasheet	231In Stock	$8.80 $5.68 $4.64 $3.75 View $3.15 $2.71 $2.59 $2.52	Min.: 1 Mult.: 1	Isolation Transformers																Tube
Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh TG02-1205NSRL HALO Electronics 1: $4.75 522In Stock	Mfr. Part No. TG02-1205NSRL Mouser Part No 493-TG02-1205NSRL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 6P SingleCh Learn More about HALO Electronics halo telecom transformers	Datasheet	522In Stock	$4.75 $3.06 $2.50 $2.02 View $1.68 $1.67 $1.66	Min.: 1 Mult.: 1	Isolation Transformers	Module	SMD/SMT		1.2 mH			1.5 kV	0 C	+ 70 C	Single	SMD-6	8.13 mm	7.11 mm	5.08 mm	SMD-T1	Tube
Audio Transformers / Signal Transformers SMD ISOLATION MODULE TG110-EMX6NXLF HALO Electronics 1: $15.90 179In Stock	Mfr. Part No. TG110-EMX6NXLF Mouser Part No 493-TG110-EMX6NXLF	HALO Electronics	Audio Transformers / Signal Transformers SMD ISOLATION MODULE	Datasheet	179In Stock	$15.90 $10.27 $8.38 $6.78 View $5.12 $5.08 $5.06 $5.04 Quote	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT						- 40 C	+ 85 C	Quad		27.94 mm	15.88 mm	5.84 mm		Tube