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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 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1102FNL Pulse Electronics 1: $5.46 713In Stock NRND	Mfr. Part No. H1102FNL Mouser Part No 673-H1102FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	713In Stock	$5.46 $4.87 $3.97 $3.86 View $3.79 $3.40	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single	SMT	12.7 mm	9.53 mm	6.09 mm			Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port HX1188FNL Pulse Electronics 1: $5.42 1,474In Stock 2,680Expected 20/11/2026 NRND	Mfr. Part No. HX1188FNL Mouser Part No 673-HX1188FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1,474In Stock 2,680Expected 20/11/2026	$5.42 $4.74 $3.84 $3.76 View $3.71 $3.61 $3.45 $3.43	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	SMT	12.7 mm	9.53 mm	6 mm	HX		Tube
Audio Transformers / Signal Transformers 1000Base-T PoE+ SMD 1-Port 120uH HX6098FNL Pulse Electronics 1: $8.84 45In Stock NRND	Mfr. Part No. HX6098FNL Mouser Part No 673-HX6098FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T PoE+ SMD 1-Port 120uH Learn More about Pulse Electronics pulse poe solutions	Datasheet	45In Stock	$8.84 $8.03 $7.03 $6.86 View $6.68 $6.16 $6.08	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single		18.16 mm	15.11 mm	6.3 mm	HX		Tube
Audio Transformers / Signal Transformers - ATB322515-0110-T000 TDK 1: $2.35 479In Stock NRND	Mfr. Part No. ATB322515-0110-T000 Mouser Part No 810-ATB32150110T000 NRND	TDK	Audio Transformers / Signal Transformers - Learn More about TDK ATB3225trans	Datasheet	479In Stock	Cut Tape $2.35 $1.81 $1.63 $1.57 Reel $1.24 View $1.50 $1.21 $1.18	Min.: 1 Mult.: 1 : 1,000																ATB		Reel, Cut Tape
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADT1.5-1+ Mini-Circuits Restricted Availability	Mfr. Part No. ADT1.5-1+ Mouser Part No 139-ADT1.5-1	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	RF Transformers		SMD/SMT	500 kHz to 650 MHz		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 RF XFMR / SURF MOUNT / RoHS ADT3-6T+ Mini-Circuits Restricted Availability	Mfr. Part No. ADT3-6T+ Mouser Part No 139-ADT3-6T	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	60 kHz to 400 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	ADT3		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADT4-1T+ Mini-Circuits Restricted Availability	Mfr. Part No. ADT4-1T+ Mouser Part No 139-ADT4-1T	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	9 MHz to 625 MHz		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	ADT4		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADT4-1WT+ Mini-Circuits Restricted Availability	Mfr. Part No. ADT4-1WT+ Mouser Part No 139-ADT4-1WT	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	2 MHz to 775 MHz		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	ADT4		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADTL1-12+ Mini-Circuits Restricted Availability	Mfr. Part No. ADTL1-12+ Mouser Part No 139-ADTL1-12	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS Mouser does not presently sell this product in your region.	Datasheet	More Info Available		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	ADTL1		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.015 - 300 MHz, 50? T1-6T-KK81+ Mini-Circuits Restricted Availability	Mfr. Part No. T1-6T-KK81+ Mouser Part No 139-T1-6T-KK81+	Mini-Circuits	Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.015 - 300 MHz, 50? Mouser does not presently sell this product in your region.	Datasheet	More Info Available		Restricted Availability	RF Transformers	Transformer	SMD/SMT	15 kHz to 300 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	T1		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:9 CORE & WIRE Transformer, 0.15 - 200 MHz, 50? T9-1+ Mini-Circuits Restricted Availability	Mfr. Part No. T9-1+ Mouser Part No 139-T9-1+	Mini-Circuits	Audio Transformers / Signal Transformers 1:9 CORE & WIRE Transformer, 0.15 - 200 MHz, 50? Mouser does not presently sell this product in your region.	Datasheet	More Info Available		Restricted Availability	RF Transformers	Transformer	SMD/SMT	150 kHz to 200 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	1 Channel	7.62 mm x 6.86 mm				T9		Bulk
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC1-1-43A+ Mini-Circuits Restricted Availability	Mfr. Part No. TC1-1-43A+ Mouser Part No 139-TC1-1-43A	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	650 MHz to 4 GHz		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	TC1		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC1.33-282+ Mini-Circuits Restricted Availability	Mfr. Part No. TC1.33-282+ Mouser Part No 139-TC1.33-282	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 2.8 GHz		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	TC1.33		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC1.5-1X+ Mini-Circuits Restricted Availability	Mfr. Part No. TC1.5-1X+ Mouser Part No 139-TC1.5-1X	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	More Info Available		Restricted Availability																TC1.5		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS TC16-161T+ Mini-Circuits Restricted Availability	Mfr. Part No. TC16-161T+ Mouser Part No 139-TC16-161T	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	600 kHz to 160 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	TC16		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT/ HAT RoHS TC4-19X+ Mini-Circuits Restricted Availability	Mfr. Part No. TC4-19X+ Mouser Part No 139-TC4-19X	Mini-Circuits	Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT/ HAT RoHS Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability																TC4		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 1500 - 6700 MHz, 50? TCM2-672AX+ Mini-Circuits Restricted Availability	Mfr. Part No. TCM2-672AX+ Mouser Part No 139-TCM2-672AX+	Mini-Circuits	Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 1500 - 6700 MHz, 50? Learn More about Mini-Circuits mini circuits tcm transformers Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	RF Transformers	Transformer	SMD/SMT	1.5 GHz to 6.7 GHz		50 Ohms	50 Ohms		- 40 C	+ 85 C	1 Channel	4.06 mm x 3.81 mm x 4.06 mm	4.06 mm	3.81 mm	4.06 mm	TCM2		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:4 CORE & WIRE Transformer, 20 - 600 MHz, 50? TX4-62HP+ Mini-Circuits Restricted Availability New At Mouser	Mfr. Part No. TX4-62HP+ Mouser Part No 139-TX4-62HP+ New At Mouser	Mini-Circuits	Audio Transformers / Signal Transformers 1:4 CORE & WIRE Transformer, 20 - 600 MHz, 50? Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	RF Transformers	Surface Mount RF Transformer	SMD/SMT	20 MHz to 600 MHz					- 20 C	+ 85 C	Dual	TT597				TX4		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 10/100BASE-TX SMD AEC-Q200 16P 1-Port TG110-AEX50N5LF HALO Electronics 1: $5.28 1,319In Stock	Mfr. Part No. TG110-AEX50N5LF Mouser Part No 493-TG110-AEX50N5LF	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD AEC-Q200 16P 1-Port Learn More about HALO Electronics automotive transformers	Datasheet	1,319In Stock	$5.28 $3.48 $2.98 $2.90 View $2.82 $2.33	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT		350 uH			1.5 kV	- 40 C	+ 125 C	Single	SMD-16	12.7 mm	7.11 mm	6.35 mm	AEX50	AEC-Q200	Tube
Audio Transformers / Signal Transformers 10/100BASE-TX SMD E-Ultra 16P 1-Port TG110-E050N5RL HALO Electronics 1: $4.61 4,762In Stock	Mfr. Part No. TG110-E050N5RL Mouser Part No 493-TG110-E050N5RL	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	4,762In Stock	$4.61 $3.04 $2.66 $2.58 $2.51	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT					1.5 kV	- 40 C	+ 85 C	Single	SMD-16	12.7 mm	7.11 mm	6.35 mm	TG110		Tube
Audio Transformers / Signal Transformers 10/100BASE-TX SMD E-Ultra 16P 1-Port TG110-E050N5RLTR HALO Electronics 1: $6.75 6,275In Stock 9,100Expected 05/02/2027	Mfr. Part No. TG110-E050N5RLTR Mouser Part No 493-TG110-E050N5RLTR	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	6,275In Stock 9,100Expected 05/02/2027	Cut Tape $6.75 $4.37 $3.57 $2.89 Reel $2.09 View $2.42 $2.00 $1.93 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 10/100BASE-TX SMD E-Ultra 16P 1-Port TG110-E055N5LF HALO Electronics 1: $2.48 3,093In Stock 2,440Expected 13/11/2026	Mfr. Part No. TG110-E055N5LF Mouser Part No 493-TG110-E055N5LF	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	3,093In Stock 2,440Expected 13/11/2026	$2.48 $2.46 $2.28 $1.93 $1.89	Min.: 1 Mult.: 1	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		Tube
Audio Transformers / Signal Transformers 10/100BASE-TX SMD E-Ultra 16P 1-Port TG110-E055N5LFTR HALO Electronics 1: $6.45 4,270In Stock 11,200On Order	Mfr. Part No. TG110-E055N5LFTR Mouser Part No 493-TG110-E055N5LFTR	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	4,270In Stock 11,200On Order On Order Ship Dates Mfr. No: TG110-E055N5LFTR Stock: 4,270 Can Dispatch Immediately On Order: 3,500 Expected 25/11/2026 7,700 Expected 16/12/2026 Factory Lead Time: 18 Weeks	Cut Tape $6.45 $4.17 $3.40 $2.75 Reel $1.99 View $2.31 $1.90 $1.85 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 10/100BASE-TX SMD 16P 1-Port CMRChoke TG110-ESV01N6RL HALO Electronics 1: $4.10 518In Stock	Mfr. Part No. TG110-ESV01N6RL Mouser Part No 493-TG110-ESV01N6RL	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD 16P 1-Port CMRChoke Learn More about HALO Electronics halo 10 100base tx transformers	Datasheet	518In Stock	$4.10 $4.08 $3.89 $3.79 $3.74	Min.: 1 Mult.: 1	LAN Isolation Transformers		SMD/SMT	500 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C		SMD-16	14.73 mm	7.11 mm	6.35 mm	TG110		Tube
Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port TG110-RPE5N5LF HALO Electronics 1: $4.96 1,023In Stock	Mfr. Part No. TG110-RPE5N5LF Mouser Part No 493-TG110-RPE5N5LF	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASETX SMD 16P RP-Ultra PoE 1Port Learn More about HALO Electronics halo 10 100base tx transformers	Datasheet	1,023In Stock	$4.96 $3.27 $2.83 $2.76 View $2.56 $2.33	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT	1 MHz to 80 MHz				1.5 kV	- 40 C	+ 85 C	Single	SMD-16	12.7 mm	7.11 mm	6.35 mm	TG110		Tube