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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 10/100BASE-TX SMD Ultra 16P 1-Port TG110-S055N2RLTR HALO Electronics 1: $3.22 4,149In Stock	Mfr. Part No. TG110-S055N2RLTR Mouser Part No 493-TG110-S055N2RLTR	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD Ultra 16P 1-Port Learn More about HALO Electronics halo 10 100base tx transformers	Datasheet	4,149In Stock	Cut Tape $3.22 $2.63 $2.13 $1.79 Reel $1.66 View $1.67 $1.65 $1.53 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	LAN Isolation Transformers	Module	SMD/SMT		400 nH			1.5 kV	0 C	+ 70 C	Single	SMD-16	12.7 mm	7.11 mm	5.08 mm	TG110		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 10/100BASE-TX SMD AEC-Q200 16P 1-Port TG110-AE050N5LFTR HALO Electronics 1: $3.24 3,163In Stock	Mfr. Part No. TG110-AE050N5LFTR Mouser Part No 493-TG110AE050N5LFTR	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD AEC-Q200 16P 1-Port	Datasheet	3,163In Stock	Cut Tape $3.24 $3.11 $3.02 $2.92 $2.81 Reel $2.20 MouseReel Available	Min.: 1 Mult.: 1 : 700	LAN Isolation Transformers	Module	SMD/SMT		350 uH			1.5 kV	- 40 C	+ 85 C	Single	SMD-16	12.7 mm	7.11 mm	6.35 mm	AE050	AEC-Q200	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 10/100BASE-TX SMD AEC-Q200 16P 1-Port TG110-AEX50N5LFTR HALO Electronics 1: $3.48 714In Stock	Mfr. Part No. TG110-AEX50N5LFTR Mouser Part No 493-TG110AEX50N5LFTR	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD AEC-Q200 16P 1-Port Learn More about HALO Electronics automotive transformers	Datasheet	714In Stock	Cut Tape $3.48 $3.34 $3.24 $3.14 Reel $2.96 View $3.01 $2.72 $2.63 Quote MouseReel Available	Min.: 1 Mult.: 1 : 700	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	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD ISOLATION MODULE TG111-E032NYLF HALO Electronics 1: $6.15 370In Stock	Mfr. Part No. TG111-E032NYLF Mouser Part No 493-TG111-E032NYLF	HALO Electronics	Audio Transformers / Signal Transformers SMD ISOLATION MODULE	Datasheet	370In Stock	$6.15 $6.14 $5.62 $5.51 View $5.16 $5.13 $4.95 $4.83 Quote	Min.: 1 Mult.: 1	Isolation Transformers																	Tube
Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX TG111-E12NYNLF HALO Electronics 1: $4.30 725In Stock 2,808On Order	Mfr. Part No. TG111-E12NYNLF Mouser Part No 493-TG111-E12NYNLF	HALO Electronics	Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	725In Stock 2,808On Order On Order Ship Dates Mfr. No: TG111-E12NYNLF Stock: 725 Can Dispatch Immediately On Order: 540 Expected 25/01/2027 1,188 Expected 18/06/2027 1,080 Expected 23/07/2027 Factory Lead Time: 31 Weeks	$4.30 $3.92 $3.85 $3.70 View $3.40 $3.30 $3.26	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT						- 40 C	+ 85 C			15.24 mm	13.72 mm	6.35 mm	TG1G		Tube
Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX TG111-E12NYNLFTR HALO Electronics 1: $4.34 1,722In Stock	Mfr. Part No. TG111-E12NYNLFTR Mouser Part No 493-TG111-E12NYNLFTR	HALO Electronics	Audio Transformers / Signal Transformers GIGABIT ISO MOD GigE 10/100BASE-TX Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	1,722In Stock	Cut Tape $4.34 $4.16 $4.04 $3.91 Reel $3.39 View $3.27 $3.19 $3.07 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 Genesus -40C/+85C Mini 1G For MiniPhy TG111-MSCE13LF HALO Electronics 1: $4.66 1,561In Stock	Mfr. Part No. TG111-MSCE13LF Mouser Part No 493-TG111-MSCE13LF	HALO Electronics	Audio Transformers / Signal Transformers Genesus -40C/+85C Mini 1G For MiniPhy Learn More about HALO Electronics halo gigabit ethernet transformers	Datasheet	1,561In Stock	$4.66 $4.20 $3.97 $3.77 View $3.64 $3.26 $3.11 $3.02	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT		350 uH			1.5 kV	- 40 C	+ 85 C	Quad	SMD-24	14.22 mm	7.62 mm	8.64 mm	GENESUS		Tube
Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke TG1G-E001NZRL HALO Electronics 1: $15.00 687In Stock	Mfr. Part No. TG1G-E001NZRL Mouser Part No 493-TG1G-E001NZRL	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	687In Stock	$15.00 $9.69 $7.91 $6.39 View $5.37 $4.62 $4.42 $4.29	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Dual	SMD-24	17.78 mm	12.19 mm	5.84 mm	TG1G		Tube
Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch TG91-1505N1RL HALO Electronics 1: $6.35 1,259In Stock 2,240On Order	Mfr. Part No. TG91-1505N1RL Mouser Part No 493-TG91-1505N1RL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	1,259In Stock 2,240On Order On Order Ship Dates Mfr. No: TG91-1505N1RL Stock: 1,259 Can Dispatch Immediately On Order: 840 Expected 11/12/2026 1,400 Expected 16/12/2026 Factory Lead Time: 20 Weeks	$6.35 $4.11 $3.35 $2.71 View $2.28 $1.96 $1.88 $1.82	Min.: 1 Mult.: 1	Isolation Transformers	Module	SMD/SMT		1.5 mH			1.5 kV	- 40 C	+ 85 C	Octal	SMD-16	12.7 mm	7.11 mm	5.08 mm	SMD-T1		Tube
Audio Transformers / Signal Transformers 60W 10GIG PoE TRANSFORMER S558-10GB-22 Bel Magnetic Solutions 1: $7.01 1,084In Stock	Mfr. Part No. S558-10GB-22 Mouser Part No 530-S558-10GB-22	Bel Magnetic Solutions	Audio Transformers / Signal Transformers 60W 10GIG PoE TRANSFORMER	Datasheet	1,084In Stock	Cut Tape $7.01 $6.23 $5.97 $5.79 Reel $5.03 View $5.61 $5.02 $4.93 $4.65	Min.: 1 Mult.: 1 : 300																		Reel, Cut Tape
Audio Transformers / Signal Transformers ROHS 10/100/1000BT PoE+ MODULE 1CT:1CT TOPPER S558-5500-68 Bel Magnetic Solutions 1: $4.12 1,189In Stock 3,800Expected 27/11/2026	Mfr. Part No. S558-5500-68 Mouser Part No 530-S558-5500-68	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 10/100/1000BT PoE+ MODULE 1CT:1CT TOPPER	Datasheet	1,189In Stock 3,800Expected 27/11/2026	Cut Tape $4.12 $3.61 $3.42 $3.26 View Reel $2.98 $3.07 $2.98 Quote MouseReel Available	Min.: 1 Mult.: 1 : 380	LAN Transformers	Module	SMD/SMT	300 kHz to 125 MHz	350 uH				- 40 C	+ 85 C	Single		17.53 mm	12.19 mm	5.71 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers XFRMR LAN 2.5G 60W POE SMD S558-5500-JD Bel Magnetic Solutions 1: $4.16 1,140In Stock 760Expected 11/12/2026	Mfr. Part No. S558-5500-JD Mouser Part No 530-S558-5500-JD	Bel Magnetic Solutions	Audio Transformers / Signal Transformers XFRMR LAN 2.5G 60W POE SMD Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1,140In Stock 760Expected 11/12/2026	Cut Tape $4.16 $3.77 $3.62 $3.45 Reel $3.13 View $3.27 $3.07 $2.98 Quote	Min.: 1 Mult.: 1 : 380	PoE Transformers		SMD/SMT	1 MHz to 150 MHz					0 C	+ 70 C	Quad		17.53 mm	12.19 mm	5.71 mm			Reel, Cut Tape
Audio Transformers / Signal Transformers XFRMR LAN 5G 60W POE SMD S558-5500-JV Bel Magnetic Solutions 1: $5.30 1,067In Stock	Mfr. Part No. S558-5500-JV Mouser Part No 530-S558-5500-JV	Bel Magnetic Solutions	Audio Transformers / Signal Transformers XFRMR LAN 5G 60W POE SMD Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1,067In Stock	Cut Tape $5.30 $4.19 $4.04 $3.76 Reel $3.34 View $3.39 $3.09 Quote	Min.: 1 Mult.: 1 : 380	PoE Transformers		SMD/SMT	1 MHz to 300 MHz					- 40 C	+ 85 C	Quad		17.53 mm	12.19 mm	5.71 mm			Reel, Cut Tape
Audio Transformers / Signal Transformers ROHS 100BT 1CT:1CT AUTO MIDX QUAD MODULES TOPPER S558-5999-AA-F Bel Magnetic Solutions 1: $6.72 405In Stock	Mfr. Part No. S558-5999-AA-F Mouser Part No 530-S558-5999-AA-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 100BT 1CT:1CT AUTO MIDX QUAD MODULES TOPPER	Datasheet	405In Stock	Cut Tape $6.72 $6.07 $5.83 $5.65 Reel $5.05 View $5.47 $4.92 $4.79 $4.64 MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	Module	SMD/SMT	100 kHz to 500 MHz	350 uH				- 40 C	+ 85 C	Quad		27.94 mm	12.09 mm	4.47 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers ROHS 1000BASE-T 1CT:1CT W/BST EXT TEMP TOPPER S558-5999-AC-F Bel Magnetic Solutions 1: $6.20 599In Stock	Mfr. Part No. S558-5999-AC-F Mouser Part No 530-S558-5999-AC-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 1000BASE-T 1CT:1CT W/BST EXT TEMP TOPPER	Datasheet	599In Stock	Cut Tape $6.20 $5.49 $5.27 $5.11 Reel $4.50 View $4.73 $4.49 $4.32 $4.19 MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	Module	SMD/SMT	30 MHz to 100 MHz	350 uH				- 40 C	+ 85 C	Single		15.24 mm	13.26 mm	6.35 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Power Module S558-5999-J1-F Bel Magnetic Solutions 1: $2.40 1,104In Stock	Mfr. Part No. S558-5999-J1-F Mouser Part No 530-S558-5999-J1-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Power Module Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1,104In Stock	Cut Tape $2.40 $2.18 $2.03 $1.97 Reel $1.72 View $1.89 $1.78 $1.65 $1.59 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT	1 MHz to 10 MHz	350 uH						Single		12.32 mm	7.24 mm	5.71 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-T3-F Bel Magnetic Solutions 1: $5.50 1,022In Stock	Mfr. Part No. S558-5999-T3-F Mouser Part No 530-S558-5999-T3-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1,022In Stock	Cut Tape $5.50 $4.97 $4.77 $4.62 Reel $4.25 View $4.48 $4.03 $3.87 $3.62 MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	Module	SMD/SMT	100 kHz to 125 MHz	350 uH				0 C	+ 70 C	Single		15.24 mm	13.26 mm	6.35 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-T5-F Bel Magnetic Solutions 1: $2.29 2,623In Stock	Mfr. Part No. S558-5999-T5-F Mouser Part No 530-S558-5999-T5-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	2,623In Stock	Cut Tape $2.29 $2.08 $1.91 $1.88 Reel $1.57 View $1.73 $1.62 $1.52 $1.50 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT		350 uH				- 40 C	+ 85 C	Single		12.32 mm	7.24 mm	5.71 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-Z5-F Bel Magnetic Solutions 1: $2.16 9,011In Stock	Mfr. Part No. S558-5999-Z5-F Mouser Part No 530-S558-5999-Z5-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	9,011In Stock	Cut Tape $2.16 $1.96 $1.83 $1.77 Reel $1.50 View $1.70 $1.60 $1.46 $1.42 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH				- 40 C	+ 85 C	Single		12.32 mm	7.24 mm	5.71 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers LINE MATCHING TRANS LM-LP-1001L Bourns 1: $3.55 1,062In Stock	Mfr. Part No. LM-LP-1001L Mouser Part No 652-LM-LP-1001L	Bourns	Audio Transformers / Signal Transformers LINE MATCHING TRANS Learn More about Bourns power supply solutions	Datasheet	1,062In Stock	$3.55 $2.88 $2.77 $2.58 View $2.39 $2.33 $2.15 $2.11 $2.08	Min.: 1 Mult.: 1	Signal Transformers	Pin Terminal Transformers	Radial	200 Hz to 3.5 kHz	2.8 H	600 Ohms	600 Ohms		- 10 C	+ 60 C	Single		17.7 mm	17.7 mm	12.6 mm			Tube
Audio Transformers / Signal Transformers Z= 600:600 OHMS LM-NP-1001-B1L Bourns 1: $3.00 6,749In Stock	Mfr. Part No. LM-NP-1001-B1L Mouser Part No 652-LM-NP-1001-B1L	Bourns	Audio Transformers / Signal Transformers Z= 600:600 OHMS Learn More about Bourns power supply solutions	Datasheet	6,749In Stock	$3.00 $2.70 $2.39 $2.33	Min.: 1 Mult.: 1	Signal Transformers	Pin Terminal Transformers	Radial	200 Hz to 3.5 kHz	2.8 H	600 Ohms	600 Ohms		- 10 C	+ 60 C	Single		17.7 mm	17.7 mm	12.6 mm	LM-NP 1000		Tube
Audio Transformers / Signal Transformers LINE MATCHING TRANS LM-NP-1003L Bourns 1: $7.77 782In Stock	Mfr. Part No. LM-NP-1003L Mouser Part No 652-LM-NP-1003L	Bourns	Audio Transformers / Signal Transformers LINE MATCHING TRANS Learn More about Bourns power supply solutions	Datasheet	782In Stock	$7.77 $7.01 $6.69 $6.48 View $6.28 $6.05 $5.98 $5.08 Quote	Min.: 1 Mult.: 1	Signal Transformers	Pin Terminal Transformers	Radial	200 Hz to 3.5 kHz		600 Ohms	600 Ohms		- 10 C	+ 60 C	Single		17.7 mm	17.7 mm	12.6 mm			Tube
Audio Transformers / Signal Transformers LAN 10/100 BASE-T XFMR PT61017XPEL Bourns 1: $1.57 4,187In Stock	Mfr. Part No. PT61017XPEL Mouser Part No 652-PT61017XPEL	Bourns	Audio Transformers / Signal Transformers LAN 10/100 BASE-T XFMR	Datasheet	4,187In Stock	Cut Tape $1.57 $1.43 $1.33 $1.29 Reel $1.19 View $1.24 $1.12 $0.983 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	LAN	SMD/SMT	1 MHz to 100 MHz	350 uH				- 40 C	+ 85 C	Dual		12.8 mm	6.9 mm	5.65 mm	PT61017XPEL		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 350uHmin 1CT:1CT OP -40C to +85C PT61018PEL Bourns 1: $1.34 3,081In Stock 6,600Expected 13/11/2026	Mfr. Part No. PT61018PEL Mouser Part No 652-PT61018PEL	Bourns	Audio Transformers / Signal Transformers 350uHmin 1CT:1CT OP -40C to +85C Learn More about Bourns power supply solutions	Datasheet	3,081In Stock 6,600Expected 13/11/2026	Cut Tape $1.34 $1.22 $1.14 $1.09 Reel $1.02 View $1.06 $0.96 $0.913 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers		SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Dual	SMD-16	12.8 mm	6.9 mm	5.65 mm	PT61018PEL		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER PT61022XEL Bourns 1: $4.56 1,050In Stock	Mfr. Part No. PT61022XEL Mouser Part No 652-PT61022XEL	Bourns	Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER Learn More about Bourns power supply solutions	Datasheet	1,050In Stock	Cut Tape $4.56 $3.76 $3.56 $3.34 Reel $3.15 View $3.24 $2.99 $2.96	Min.: 1 Mult.: 1 : 500	LAN Transformers	Module	SMD/SMT	300 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	SMD-24	15.24 mm	13.56 mm	5.79 mm	PT61022XEL		Reel, Cut Tape