.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 4.541

Applied Filters:

Manufacturer

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

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Termination Style	Frequency Range	Inductance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Qualification	Packaging
Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075 FA2469-ALD Coilcraft 1: 3,70 € 926In Stock 900Expected 12/11/2026	Mfr. Part No. FA2469-ALD Mouser Part No 994-FA2469-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2469 Flyback For STMicro STLC3075 Learn More about Coilcraft power magnetics	Datasheet	926In Stock 900Expected 12/11/2026	Cut Tape 3,70 € 2,79 € 2,66 € 2,49 € Reel 2,20 € View 2,37 € 2,28 € 2,13 € MouseReel Available	Min.: 1 Mult.: 1 : 450	Flyback Transformers	Flyback	SMD/SMT	10 kHz	19 uH	1.5 kV	- 40 C	+ 85 C	Single		10.92 mm	8.6 mm	9.02 mm	FA2469		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 5.0 V 2.6 A POE13P-50LD Coilcraft 1: 4,83 € 1.005In Stock 1.050Expected 11/26/2026	Mfr. Part No. POE13P-50LD Mouser Part No 994-POE13P-50LD	Coilcraft	Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 5.0 V 2.6 A Learn More about Coilcraft poexp flyback transformers	Datasheet	1.005In Stock 1.050Expected 11/26/2026	Cut Tape 4,83 € 3,65 € 3,47 € 3,25 € Reel 2,98 € View 3,10 € 2,88 € 2,80 € MouseReel Available	Min.: 1 Mult.: 1 : 175	PoE Transformers	Flyback	SMD/SMT	250 kHz			- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	POE13P		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.075-90 MHz PWB-16-BLC Coilcraft 1: 6,12 € 1.662In Stock	Mfr. Part No. PWB-16-BLC Mouser Part No 994-PWB-16-BLC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:16 0.075-90 MHz	Datasheet	1.662In Stock	Cut Tape 6,12 € 4,75 € 4,56 € 4,42 € Reel 4,10 € View 4,28 € 3,97 € 3,85 € MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers													PWB		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-800 MHz WBC4-4LC Coilcraft 1: 4,60 € 613In Stock 750Expected 11/9/2026	Mfr. Part No. WBC4-4LC Mouser Part No 994-WBC4-4LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-800 MHz	Datasheet	613In Stock 750Expected 11/9/2026	Cut Tape 4,60 € 3,47 € 3,30 € 3,10 € View Reel 2,66 € 2,96 € 2,83 € 2,74 € 2,66 € MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT	250 kHz to 800 MHz			- 40 C	+ 85 C			4.45 mm	4.19 mm	3.05 mm	WBC		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402 FA2805-CLD Coilcraft 1: 4,45 € 833In Stock 2.275On Order	Mfr. Part No. FA2805-CLD Mouser Part No 994-FA2805-CLD	Coilcraft	Audio Transformers / Signal Transformers FA2805 SMT Flyback For Si341, Si3402 Learn More about Coilcraft power magnetics	Datasheet	833In Stock 2.275On Order On Order Ship Dates Mfr. No: FA2805-CLD Stock: 833 Can Dispatch Immediately On Order: 875 Expected 9/21/2026 1.400 Expected 11/23/2026 Factory Lead Time: 10 Weeks	Cut Tape 4,45 € 3,36 € 3,20 € 3,00 € Reel 2,74 € View 2,86 € 2,66 € 2,57 € MouseReel Available	Min.: 1 Mult.: 1 : 175	Flyback Transformers	Flyback	SMD/SMT	200 kHz	40 uH	1.5 kV	- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	FA2805		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 5.0 V 6 A POE300F-50LD Coilcraft 1: 6,42 € 570In Stock	Mfr. Part No. POE300F-50LD Mouser Part No 994-POE300F-50LD	Coilcraft	Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 5.0 V 6 A Learn More about Coilcraft poe300f flyback transformers	Datasheet	570In Stock	Cut Tape 6,42 € 4,99 € 4,78 € 4,64 € Reel 4,31 € View 4,49 € 4,17 € 4,04 € MouseReel Available	Min.: 1 Mult.: 1 : 175	PoE Transformers	Flyback	SMD/SMT	250 kHz			- 40 C	+ 125 C	Single		21 mm	20.57 mm	11.43 mm	POE300F		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.150-500 MHz PWB-4-ALC Coilcraft 1: 2,57 € 1.046In Stock	Mfr. Part No. PWB-4-ALC Mouser Part No 994-PWB-4-ALC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.150-500 MHz	Datasheet	1.046In Stock	Cut Tape 2,57 € 1,94 € 1,85 € 1,73 € Reel 1,58 € View 1,65 € 1,53 € 1,49 € MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers		SMD/SMT	150 kHz to 500 MHz			- 40 C	+ 85 C	Single		6.77 mm	6.48 mm	4.45 mm	PWB		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz WBC9-1LC Coilcraft 1: 5,68 € 544In Stock	Mfr. Part No. WBC9-1LC Mouser Part No 994-WBC9-1LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz	Datasheet	544In Stock	Cut Tape 5,68 € 4,85 € 4,15 € Reel 3,39 € MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT	300 kHz to 500 MHz	81 uH	300 V	- 40 C	+ 85 C		4.45 mm x 4.19 mm x 3.05 mm	4.45 mm	4.19 mm	3.05 mm	WBC		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port H1112NL Pulse Electronics 1: 4,61 € 441In Stock	Mfr. Part No. H1112NL Mouser Part No 673-H1112NL	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1-Port Learn More about Pulse Electronics pulselantrans	Datasheet	441In Stock	4,61 € 4,07 € 3,76 € 3,66 € View 3,61 € 3,54 € 3,47 € 3,21 € 3,19 €	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH	1.5 kV	0 C	+ 70 C	Single		14.81 mm	14.73 mm	4.88 mm	H1112		Tube
Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port H6062FNLT Pulse Electronics 1: 5,24 € 438In Stock	Mfr. Part No. H6062FNLT Mouser Part No 673-H6062FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	438In Stock	Cut Tape 5,24 € 4,12 € 3,96 € 3,83 € Reel 3,21 € View 3,62 € 3,13 € 2,85 € 2,84 €	Min.: 1 Mult.: 1 : 300	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			Reel, Cut Tape
Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port HX1178NL Pulse Electronics 1: 6,97 € 392In Stock	Mfr. Part No. HX1178NL Mouser Part No 673-HX1178NL	Pulse Electronics	Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	392In Stock	6,97 € 5,94 € 5,55 € 5,13 € View 4,83 € 4,63 € 4,61 € 4,54 € 4,53 €	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH	1.5 kV	- 40 C	+ 85 C	Single		25.4 mm	12.83 mm	6.22 mm			Tube
Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port HX2260FNLT Pulse Electronics 1: 3,53 € 934In Stock	Mfr. Part No. HX2260FNLT Mouser Part No 673-HX2260FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	934In Stock	Cut Tape 3,53 € 3,20 € 2,90 € 2,80 € Reel 2,29 € View 2,45 € 2,37 € 2,01 €	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz			- 40 C	+ 85 C	Single		12.7 mm	9.09 mm	5.99 mm	HX		Reel, Cut Tape
Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port PE-68515LNLT Pulse Electronics 1: 6,31 € 1.759In Stock	Mfr. Part No. PE-68515LNLT Mouser Part No 673-PE-68515LNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port	Datasheet	1.759In Stock	Cut Tape 6,31 € 5,41 € 5,19 € 5,03 € Reel 4,66 € View 4,88 € 4,45 € 3,93 € 3,92 € MouseReel Available	Min.: 1 Mult.: 1 : 160	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz		1.5 kV	0 C	+ 70 C	Single		25.4 mm	12.95 mm	9.4 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port PE-68678NLT Pulse Electronics 1: 4,97 € 789In Stock	Mfr. Part No. PE-68678NLT Mouser Part No 673-PE-68678NLT	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Port	Datasheet	789In Stock	Cut Tape 4,97 € 4,21 € 4,04 € 3,91 € Reel 3,24 € View 3,79 € 3,64 € 3,16 € 3,04 € MouseReel Available	Min.: 1 Mult.: 1 : 600	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			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers E4/STM-01/STS-3/OC-3 16P SMD Single Ch TG04-TDK2NSRL HALO Electronics 1: 4,05 € 985In Stock	Mfr. Part No. TG04-TDK2NSRL Mouser Part No 493-TG04-TDK2NSRL	HALO Electronics	Audio Transformers / Signal Transformers E4/STM-01/STS-3/OC-3 16P SMD Single Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	985In Stock	4,05 € 3,67 € 3,51 € 3,27 € View 2,74 € 2,39 €	Min.: 1 Mult.: 1	Isolation Transformers	Module	SMD/SMT	8 MHz to 240 MHz	36 uH	1.5 kV	- 40 C	+ 85 C	Dual	SMD-6	8.13 mm	7.11 mm	5.08 mm	SMD-E4		Tube
Audio Transformers / Signal Transformers 10GBase-T SMD 120uH 1:1 GEN2 SMD H7028FNL Pulse Electronics 1: 9,14 € 233In Stock	Mfr. Part No. H7028FNL Mouser Part No 673-H7028FNL	Pulse Electronics	Audio Transformers / Signal Transformers 10GBase-T SMD 120uH 1:1 GEN2 SMD	Datasheet	233In Stock	9,14 € 7,83 € 7,51 € 7,26 € View 6,53 € 5,95 € 5,87 € Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 500 MHz	120 uH	1.5 kV	0 C	+ 70 C	Quad		15 mm	13.7 mm	5.72 mm	10GBase-T		Tube
Audio Transformers / Signal Transformers MDL SIN XFMR-CMC AEC-Q200 HM1238NL Pulse Electronics 1: 2,96 € 802In Stock	Mfr. Part No. HM1238NL Mouser Part No 673-HM1238NL	Pulse Electronics	Audio Transformers / Signal Transformers MDL SIN XFMR-CMC AEC-Q200 Learn More about Pulse Electronics pulse battery management systems solutions	Datasheet	802In Stock	2,96 € 2,78 € 2,76 € 2,67 € View 2,61 € 2,52 € 2,49 €	Min.: 1 Mult.: 1	Signal Transformers		SMD/SMT		300 uH	4.3 kV	- 40 C	+ 150 C	Single		8.38 mm	7.69 mm	4.25 mm	BMS	AEC-Q200	Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port HX5014NLT Pulse Electronics 1: 15,58 € 719In Stock	Mfr. Part No. HX5014NLT Mouser Part No 673-HX5014NLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 2-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	719In Stock	Cut Tape 15,58 € 13,16 € 12,40 € 11,81 € Reel 10,74 € View 11,53 € 9,92 € MouseReel Available	Min.: 1 Mult.: 1 : 250	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz		1.5 kV	- 40 C	+ 85 C	Single		27.813 mm	15.367 mm	7.239 mm	HX5014		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.3Ohm 1-Por PE-65351NL Pulse Electronics 1: 4,71 € 790In Stock	Mfr. Part No. PE-65351NL Mouser Part No 673-PE-65351NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.3Ohm 1-Por	Datasheet	790In Stock	4,71 € 4,04 € 3,88 € 3,16 € View 3,06 € 2,97 € 2,88 € 2,65 €	Min.: 1 Mult.: 1	ISDN Transformers	Module	Through Hole	50 kHz to 3 MHz	1.2 mH	1.5 kV	0 C	+ 70 C	Dual	HC/3	12.7 mm	8.89 mm	6.35 mm			Tube
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port PE-65778NL Pulse Electronics 1: 4,76 € 1.590In Stock	Mfr. Part No. PE-65778NL Mouser Part No 673-PE-65778NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port	Datasheet	1.590In Stock	4,76 € 4,31 € 4,14 € 3,96 € View 3,79 € 3,16 € 3,04 € 2,96 €	Min.: 1 Mult.: 1	ISDN Transformers	Module	Through Hole		1.2 mH	1.5 kV	- 40 C	+ 85 C	Dual	12.7 mm x 8.89 mm x 6.35 mm	12.7 mm	8.89 mm	6.35 mm			Tube
Audio Transformers / Signal Transformers 1000B-5001 iNRCORE 1: 34,70 € 74In Stock	Mfr. Part No. 1000B-5001 Mouser Part No 673-1000B-5001	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	74In Stock	34,70 € 31,22 € 27,37 € 26,02 € View Quote	Min.: 1 Mult.: 1		Transformer			350 uH	1500 Vrms	- 40 C	+ 85 C	1 Channel		17.78 mm	16 mm	5.97 mm			Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1260NLT Pulse Electronics 1: 3,56 € 1.038In Stock	Mfr. Part No. H1260NLT Mouser Part No 673-H1260NLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	1.038In Stock	Cut Tape 3,56 € 3,02 € 2,52 € 2,37 € Reel 2,27 € View 2,27 € 2,01 € MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH	1.5 kV	0 C	+ 70 C	Single		12.7 mm	9.65 mm	6 mm			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 120uH 1500V T/R=1 2% DC=600mA HX6164NLT Pulse Electronics 1: 4,69 € 683In Stock	Mfr. Part No. HX6164NLT Mouser Part No 673-HX6164NLT	Pulse Electronics	Audio Transformers / Signal Transformers 120uH 1500V T/R=1 2% DC=600mA Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	683In Stock	Cut Tape 4,69 € 4,17 € 4,01 € 3,88 € Reel 3,54 € View 3,66 € 3,42 € 2,90 € MouseReel Available	Min.: 1 Mult.: 1 : 300	PoE Transformers	Module	SMD/SMT		120 uH	1.5 kVrms	- 40 C	+ 85 C	Single		15.24 mm	7.62 mm	8.64 mm	HX		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por PE-65415NL Pulse Electronics 1: 5,14 € 680In Stock	Mfr. Part No. PE-65415NL Mouser Part No 673-PE-65415NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por Learn More about Pulse Electronics pulsetelecom	Datasheet	680In Stock	5,14 € 4,04 € 3,90 € 2,65 €	Min.: 1 Mult.: 1	ISDN Transformers	Module	Through Hole	1 MHz to 100 MHz		1.5 kV	0 C	+ 70 C	Single		12.7 mm	8.89 mm	6.35 mm			Tube
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port PE-65771NL Pulse Electronics 1: 4,76 € 1.129In Stock	Mfr. Part No. PE-65771NL Mouser Part No 673-PE-65771NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1Ohm 1-Port	Datasheet	1.129In Stock	4,76 € 4,09 € 3,93 € 3,81 € View 3,68 € 3,53 € 2,88 € 2,87 €	Min.: 1 Mult.: 1	ISDN Transformers	Module	Through Hole		1.2 mH	1.5 kV	- 40 C	+ 85 C	Dual	12.7 mm x 8.89 mm x 6.35 mm	12.7 mm	8.89 mm	6.35 mm			Tube