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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 (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	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 WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz WBC4-1WLC Coilcraft 1: 4,37 € 115In Stock 750Expected 11/16/2026	Mfr. Part No. WBC4-1WLC Mouser Part No 994-WBC4-1WLC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz	Datasheet	115In Stock 750Expected 11/16/2026	Cut Tape 4,37 € 3,46 € 3,33 € 3,10 € Reel 2,78 € View 2,94 € 2,82 € 2,68 € 2,55 € MouseReel Available	Min.: 1 Mult.: 1 : 750		RF Transformers		SMD/SMT	500 kHz to 1 GHz	20 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 T1/E1 ISO MOD SMD GullWing 20P Quad Ch TG05-1205NM5RL HALO Electronics 1: 8,96 € 276In Stock	Mfr. Part No. TG05-1205NM5RL Mouser Part No 493-TG05-1205NM5RL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 20P Quad Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	276In Stock	8,96 € 4,24 € 3,69 € 3,66 € View 2,88 € 2,61 € 2,53 € 2,52 € Quote	Min.: 1 Mult.: 1		Isolation Transformers	Module	SMD/SMT		1.2 mH			1.5 kV	0 C	+ 70 C	Dual, Quad	SMD-20	15.62 mm	7.11 mm	6.35 mm	SMD-T1	Tube
Audio Transformers / Signal Transformers 1000B-5001NL iNRCORE 1: 39,40 € 27In Stock	Mfr. Part No. 1000B-5001NL Mouser Part No 673-1000B-5001NL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	27In Stock	39,40 € 35,18 € 33,63 € 31,95 € View 31,34 € 30,65 € 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 C1495 TI LM5070 13uH 3.3 V 4.0 A C1495-ALD Coilcraft 1: 3,44 € 48In Stock	Mfr. Part No. C1495-ALD Mouser Part No 994-C1495-ALD	Coilcraft	Audio Transformers / Signal Transformers C1495 TI LM5070 13uH 3.3 V 4.0 A Learn More about Coilcraft power magnetics	Datasheet	48In Stock	Cut Tape 3,44 € 2,80 € 2,68 € 2,51 € Reel 2,42 € View 2,35 € 2,24 € 2,17 € 2,10 € MouseReel Available	Min.: 1 Mult.: 1 : 175		Flyback Transformers	Flyback	SMD/SMT	250 kHz	127 uH			1.5 kV	- 40 C	+ 85 C			13.46 mm	13 mm	12.7 mm	C1495	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers HA3802 Flyback For TI TPS23753 HA3802-BLD Coilcraft 1: 5,63 € 2In Stock 200Expected 12/18/2026	Mfr. Part No. HA3802-BLD Mouser Part No 994-HA3802-BLD	Coilcraft	Audio Transformers / Signal Transformers HA3802 Flyback For TI TPS23753 Learn More about Coilcraft power magnetics	Datasheet	2In Stock 200Expected 12/18/2026	Cut Tape 5,63 € 4,81 € 4,61 € 4,47 € Reel 3,94 € View 4,15 € 3,79 € 3,68 € MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers	Flyback	SMD/SMT	100 kHz	150 uH			1.5 kV	- 40 C	+ 125 C	Single		17.2 mm	14.98 mm	8.51 mm	HA3802	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 5.0 V 2.6 A POE13F-50LD Coilcraft 1: 4,58 € 167In Stock	Mfr. Part No. POE13F-50LD Mouser Part No 994-POE13F-50LD	Coilcraft	Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 5.0 V 2.6 A Learn More about Coilcraft poexf flyback transformers	Datasheet	167In Stock	Cut Tape 4,58 € 3,63 € 3,49 € 3,26 € Reel 3,09 € View 2,96 € 2,91 € 2,81 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 200		PoE Transformers	Flyback	SMD/SMT	250 kHz					- 40 C	+ 125 C	Single		17.2 mm	14.98 mm	8.51 mm	POE13F	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 24 V 0.54 A POE13P-24LD Coilcraft 1: 3,13 € 328In Stock 700Expected 11/16/2026	Mfr. Part No. POE13P-24LD Mouser Part No 994-POE13P-24LD	Coilcraft	Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 24 V 0.54 A Learn More about Coilcraft poexp flyback transformers	Datasheet	328In Stock 700Expected 11/16/2026	Cut Tape 3,13 € 2,54 € 2,44 € 2,29 € Reel 2,19 € View 2,14 € 2,04 € 1,98 € 1,91 € 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 1:4 0.15-400 MHz PWB3040LC Coilcraft 1: 2,77 € 239In Stock	Mfr. Part No. PWB3040LC Mouser Part No 994-PWB3040LC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.15-400 MHz	Datasheet	239In Stock	Cut Tape 2,77 € 2,29 € Reel 1,94 € 1,89 € 1,81 € View 1,75 € 1,69 € MouseReel Available	Min.: 1 Mult.: 1 : 250		RF Transformers		SMD/SMT	150 kHz to 400 MHz					- 40 C	+ 85 C	Single		6.77 mm	6.48 mm	4.45 mm	PWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB1010-1-SMLD Coilcraft 1: 3,20 € 156In Stock 500Expected 1/8/2027	Mfr. Part No. SWB1010-1-SMLD Mouser Part No 994-SWB1010-1-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	156In Stock 500Expected 1/8/2027	Cut Tape 3,20 € 2,60 € 2,57 € Reel 2,18 € 2,08 € View 2,02 € 1,96 € MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers		SMD/SMT	40 kHz to 175 MHz	95 uH			500 V	- 40 C	+ 85 C	Single	13.21 mm x 7.87 mm x 5.72 mm	13.21 mm	7.87 mm	5.72 mm	SWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec SWB3010-1-PCL Coilcraft 1: 3,20 € 70In Stock	Mfr. Part No. SWB3010-1-PCL Mouser Part No 994-SWB3010-1-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	70In Stock	3,20 € 2,60 € 2,49 € 2,34 € View 2,24 € 2,18 € 2,08 € 2,02 € 1,96 €	Min.: 1 Mult.: 1		RF Transformers	Pin Terminal Transformers	Through Hole	40 kHz to 175 MHz	95 uH			500 V	- 40 C	+ 85 C	Single	7.62 mm x 7.87 mm x 5.72 mm	7.62 mm	7.87 mm	5.72 mm	SWB	Tube
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:8 0.150-600 MHz WBC8-1LC Coilcraft 1: 5,09 € 18In Stock 750Expected 12/11/2026	Mfr. Part No. WBC8-1LC Mouser Part No 994-WBC8-1LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:8 0.150-600 MHz	Datasheet	18In Stock 750Expected 12/11/2026	Cut Tape 5,09 € 3,96 € 3,79 € 3,68 € Reel 3,14 € View 3,55 € 3,36 € 3,25 € 3,12 € MouseReel Available	Min.: 1 Mult.: 1 : 750		RF Transformers															WBC	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Y8844 For NCP1201 3.5uH 6.5 V 0.54 A Y8844-AL Coilcraft 1: 9,30 € 16In Stock	Mfr. Part No. Y8844-AL Mouser Part No 994-Y8844-AL	Coilcraft	Audio Transformers / Signal Transformers Y8844 For NCP1201 3.5uH 6.5 V 0.54 A Learn More about Coilcraft power magnetics	Datasheet	16In Stock	9,30 € 8,22 € 7,83 € 7,68 € View 7,44 € 7,14 € 6,91 € 6,70 €	Min.: 1 Mult.: 1			Flyback	Through Hole		80 uH			1.5 kV	- 40 C	+ 85 C		18.3 mm x 20.1 mm x 14 mm	20.1 mm	18.3 mm	14 mm	Y8844	Tray
Audio Transformers / Signal Transformers Telecom Transformer 1CT:1CT 24Term SMD 1000B-5012X iNRCORE 1: 46,97 € 317In Stock 350Expected 2/5/2027	Mfr. Part No. 1000B-5012X Mouser Part No 673-1000B-5012X	iNRCORE	Audio Transformers / Signal Transformers Telecom Transformer 1CT:1CT 24Term SMD Learn More about iNRCORE pulser 1000 base t transformers	Datasheet	317In Stock 350Expected 2/5/2027	46,97 € 42,65 € 41,07 € View Quote	Min.: 1 Mult.: 1	No	Telecom Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 55 C	+ 125 C	Quad		15.11 mm	13.16 mm	6.12 mm	1000B	Tube
Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 100B-1003FX iNRCORE 1: 27,54 € 70In Stock	Mfr. Part No. 100B-1003FX Mouser Part No 673-100B-1003FX	iNRCORE	Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC	Datasheet	70In Stock	27,54 € 24,54 € 21,38 € 21,14 € View 20,91 € 20,69 € 20,33 € Quote	Min.: 1 Mult.: 1		RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH				- 55 C	+ 125 C	Single		12.7 mm	6.73 mm	5.97 mm	100B	Tube
Audio Transformers / Signal Transformers 10G SMD ISOLATION MODULE HALO Electronics TG10G-E12NZ5LF TG10G-E12NZ5LF HALO Electronics 1: 8,63 € 447In Stock	Mfr. Part No. TG10G-E12NZ5LF Mouser Part No 493-TG10G-E12NZ5LF	HALO Electronics	Audio Transformers / Signal Transformers 10G SMD ISOLATION MODULE	Datasheet	447In Stock	8,63 € 8,23 € 7,98 € 7,72 € View 6,96 € 6,85 € Quote	Min.: 1 Mult.: 1		LAN Isolation Transformers																Tube
Audio Transformers / Signal Transformers TTM Technologies BD3238N5050AHF BD3238N5050AHF TTM Technologies 1: 0,49 € 7.800In Stock	Mfr. Part No. BD3238N5050AHF Mouser Part No 620-BD3238N5050AHF	TTM Technologies	Audio Transformers / Signal Transformers	Datasheet	7.800In Stock	Cut Tape 0,49 € 0,446 € 0,417 € 0,405 € View Reel 0,241 € 0,39 € 0,378 € 0,366 € 0,36 € 0,241 €	Min.: 1 Mult.: 1 : 4.000																		Reel, Cut Tape
Audio Transformers / Signal Transformers 10-1000MHz 75Ohm 1:1 SMD RF Xfmr Pulse Electronics CX2024NL CX2024NL Pulse Electronics 1: 3,04 € 1.000In Stock	Mfr. Part No. CX2024NL Mouser Part No 673-CX2024NL	Pulse Electronics	Audio Transformers / Signal Transformers 10-1000MHz 75Ohm 1:1 SMD RF Xfmr	Datasheet	1.000In Stock	3,04 € 2,76 € 2,57 € 2,49 € View 2,37 € 1,99 € 1,90 € 1,88 € 1,87 €	Min.: 1 Mult.: 1		RF Transformers	Module	SMD/SMT	50 MHz to 1 GHz					0 C	+ 70 C	Dual		27.813 mm	15.367 mm	7.239 mm	CX	Tray
Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port Pulse Electronics H1086NLT H1086NLT Pulse Electronics 1: 5,56 € 890In Stock	Mfr. Part No. H1086NLT Mouser Part No 673-H1086NLT	Pulse Electronics	Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port	Datasheet	890In Stock	Cut Tape 5,56 € 5,01 € 4,82 € 4,67 € Reel 4,30 € View 4,52 € 3,89 € 3,59 € MouseReel Available	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		25.4 mm	9.91 mm	6.22 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V PFBR45-ST13150S Bourns 1: 4,61 € 5.147In Stock	Mfr. Part No. PFBR45-ST13150S Mouser Part No 652-PFBR45-ST13150S	Bourns	Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V Learn More about Bourns pfbr45	Datasheet	5.147In Stock	Cut Tape 4,61 € 3,65 € 3,52 € 3,28 € Reel 2,95 € View 3,10 € 2,71 € 2,50 € 2,42 € MouseReel Available	Min.: 1 Mult.: 1 : 540						1 mH				- 40 C	+ 125 C			14 mm	13.9 mm	13.5 mm	PFB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port HX1294FNLT Pulse Electronics 1: 6,90 € 176In Stock	Mfr. Part No. HX1294FNLT Mouser Part No 673-HX1294FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 2-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	176In Stock	Cut Tape 6,90 € 6,21 € 5,77 € 5,56 € Reel 5,56 € View 5,50 € 5,11 € Quote	Min.: 1 Mult.: 1 : 350		LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz					- 40 C	+ 85 C	Dual		18.44 mm	13.67 mm	5.87 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 € 5,70 € 5,48 € 5,31 € Reel 4,77 € View 5,03 € 4,66 € 4,14 € 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 1812WBT SMT Wideband Wideband 1812WBT-2LC Coilcraft 1: 2,85 € 588In Stock	Mfr. Part No. 1812WBT-2LC Mouser Part No 994-1812WBT-2LC	Coilcraft	Audio Transformers / Signal Transformers 1812WBT SMT Wideband Wideband Learn More about Coilcraft 1812WBT	Datasheet	588In Stock	Cut Tape 2,85 € 2,30 € 2,22 € 2,07 € Reel 1,94 € View 2,00 € 1,85 € 1,80 € 1,74 € MouseReel Available	Min.: 1 Mult.: 1 : 600		RF Transformers		SMD/SMT	800 kHz to 60 MHz					- 40 C	+ 85 C	Single		4.52 mm	3.81 mm	3.43 mm	1812WBT	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 KA5038-BL Coilcraft 1: 15,99 € 67In Stock	Mfr. Part No. KA5038-BL Mouser Part No 994-KA5038-BL	Coilcraft	Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 Learn More about Coilcraft power magnetics	Datasheet	67In Stock	15,99 € 14,06 € 13,62 € 13,36 € View 12,86 € 12,25 € 11,89 €	Min.: 1 Mult.: 1		Flyback Transformers	Flyback	Through Hole	50 kHz	560 uH			3 kV	- 40 C	+ 85 C	Single		42 mm	33.5 mm	23.24 mm	KA5038	Tray
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB2010-1-SMLD Coilcraft 1: 3,20 € 500In Stock	Mfr. Part No. SWB2010-1-SMLD Mouser Part No 994-SWB2010-1-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	500In Stock	Cut Tape 3,20 € 2,60 € 2,57 € Reel 2,18 € 2,08 € View 2,02 € 1,96 € MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers		SMD/SMT	40 kHz to 175 MHz	95 uH			500 V	- 40 C	+ 85 C	Single	13.21 mm x 7.87 mm x 5.72 mm	13.21 mm	7.87 mm	5.72 mm	SWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 10Base-T SMD NonPoE 160uH .3Ohms 1-Port E2458NL Pulse Electronics 1: 3,88 € 327In Stock	Mfr. Part No. E2458NL Mouser Part No 673-E2458NL	Pulse Electronics	Audio Transformers / Signal Transformers 10Base-T SMD NonPoE 160uH .3Ohms 1-Port	Datasheet	327In Stock	3,88 € 3,51 € 3,19 € 3,13 € View 3,01 € 2,58 € 2,53 € 2,49 € Quote	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	10 MHz to 100 MHz	160 uH	700 Ohms	200 Ohms	1.5 kV	0 C	+ 70 C	1 Channel	0.5 in x 0.38 in x 0.236 in	0.5 in	0.38 in	0.236 in		Tube