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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 (SGD) 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 PLC Transf PTH 0.7mH 1:1:2 135:135:230 T60403-K5032-X102 Vacuumschmelze 1: $5.39 8,855In Stock	Mfr. Part No. T60403-K5032-X102 Mouser Part No 983-T60403-K5032X102	Vacuumschmelze	Audio Transformers / Signal Transformers PLC Transf PTH 0.7mH 1:1:2 135:135:230 Learn More about Vacuumschmelze vac plc transformers	Datasheet	8,855In Stock	Cut Tape $5.39 $4.37 $4.20 $3.93 Reel $3.77 View $3.67 $3.50 $3.39 $3.20 MouseReel Available	Min.: 1 Mult.: 1 : 200			SMD/SMT	10 kHz to 1 MHz	700 uH			6.5 kV	- 40 C	+ 85 C	Single		16.6 mm	13.2 mm	10 mm	T60403		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 10-1000MHz 75Ohm 1:1 SMD RF Xfmr Pulse Electronics CX2024NL CX2024NL Pulse Electronics 1: $4.81 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	$4.81 $4.37 $4.07 $3.93 View $3.74 $2.83	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 SMD Isolation Xfmr 100uH .3Ohms 1-Port Pulse Electronics PE-65728NLT PE-65728NLT Pulse Electronics 1: $6.05 1,327In Stock	Mfr. Part No. PE-65728NLT Mouser Part No 673-PE-65728NLT	Pulse Electronics	Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port	Datasheet	1,327In Stock	Cut Tape $6.05 $5.48 $5.10 $4.09 Reel $3.89 View $3.94 $3.90 $3.40 MouseReel Available	Min.: 1 Mult.: 1 : 850	Telecom Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	Single		0.495 in	0.28 in	0.2 in			Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port Pulse Electronics T1142NL T1142NL Pulse Electronics 1: $15.03 325In Stock	Mfr. Part No. T1142NL Mouser Part No 673-T1142NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port	Datasheet	325In Stock	$15.03 $13.34 $12.82 $12.36 View $10.58 $9.90 $9.89	Min.: 1 Mult.: 1	ISDN Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	Octal		28.58 mm	16.26 mm	5.84 mm			Tube
Audio Transformers / Signal Transformers 10Base-T SMD NonPoE 140uH .6Ohms 1-Port 23Z467SMNL Pulse Electronics 1: $6.73 389In Stock	Mfr. Part No. 23Z467SMNL Mouser Part No 673-23Z467SMNL	Pulse Electronics	Audio Transformers / Signal Transformers 10Base-T SMD NonPoE 140uH .6Ohms 1-Port	Datasheet	389In Stock	$6.73 $6.09 $5.68 $5.51 View $5.40 $4.49 $4.24 $4.22	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz	140 uH	1 Ohms	1 Ohms	2 kV	0 C	+ 70 C	Single		11.43 mm	6.73 mm	5.59 mm	23Z467		Tube
Audio Transformers / Signal Transformers 20uH 3KV 1:1:1 2% AEC-Q200 BX6158NL Pulse Electronics 1: $6.61 271In Stock	Mfr. Part No. BX6158NL Mouser Part No 673-BX6158NL	Pulse Electronics	Audio Transformers / Signal Transformers 20uH 3KV 1:1:1 2% AEC-Q200 Learn More about Pulse Electronics bm bmu bx transformers	Datasheet	271In Stock	$6.61 $5.98 $5.66 $5.47 View $5.37 $4.91 $4.86 $4.11 $4.09	Min.: 1 Mult.: 1	Power Line Communication Transformers	PLC	SMD/SMT						- 40 C	+ 125 C	Single		11.31 mm	10.43 mm	7.3 mm	BX	AEC-Q200	Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 4-Por H5401NL Pulse Electronics 1: $31.85 61In Stock	Mfr. Part No. H5401NL Mouser Part No 673-H5401NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 4-Por Learn More about Pulse Electronics pulse 1gigabit poe poeplus smd transformers	Datasheet	61In Stock	$31.85 $28.14 $27.08 $25.85 View $24.40 $21.96 $21.47 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	0 C	+ 70 C	4 Channel	BGA	28.45 mm	17.27 mm	11.18 mm			Tray
Audio Transformers / Signal Transformers DA2062 PoE Trnsfmr For DPA423G DA2062-ALD Coilcraft 1: $9.23 400In Stock	Mfr. Part No. DA2062-ALD Mouser Part No 994-DA2062-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2062 PoE Trnsfmr For DPA423G Learn More about Coilcraft power magnetics	Datasheet	400In Stock	Cut Tape $9.23 $7.18 $6.88 $6.68 Reel $5.89 View $6.45 $6.09 $5.70 $5.66 MouseReel Available	Min.: 1 Mult.: 1 : 400	PoE Transformers	Flyback														DA2062		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V PFBR45-ST13150S Bourns 1: $7.29 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 $7.29 $5.77 $5.56 $5.18 Reel $4.62 View $4.91 $4.28 $3.96 Quote 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 1000Base-T SMD PoE 350uH .65Ohms 1-Port H6062FNLT Pulse Electronics 1: $8.30 402In 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	402In Stock	Cut Tape $8.30 $7.09 $6.80 $6.58 Reel $5.25 View $5.88 $5.11 $4.73 $4.65	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 100BaseTX SMD NonPoE 2-Port HX1294FNLT Pulse Electronics 1: $10.42 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 $10.42 $9.42 $8.65 $8.60 Reel $8.58 View $8.53 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 1812WBT SMT Wideband Wideband 1812WBT-2LC Coilcraft 1: $4.50 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 $4.50 $3.64 $3.62 Reel $3.07 $2.92 View $2.84 $2.75 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: $25.30 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	$25.30 $23.34 $21.12 $20.33 View $19.37 $18.80	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: $5.05 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 $5.05 $4.09 $3.93 $3.69 Reel $3.44 View $3.54 $3.28 $3.18 $3.09 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 FIBRE CH ISO MOD SMD Dual Core 531.25MHz TG01-FC07N1RL HALO Electronics 1: $12.58 399In Stock	Mfr. Part No. TG01-FC07N1RL Mouser Part No 493-TG01-FC07N1RL	HALO Electronics	Audio Transformers / Signal Transformers FIBRE CH ISO MOD SMD Dual Core 531.25MHz Learn More about HALO Electronics halo ethernet transformers	Datasheet	399In Stock	$12.58 $8.12 $6.62 $5.36 View $4.50 $3.88 $3.70 $3.60	Min.: 1 Mult.: 1	LAN Isolation Transformers	Module	SMD/SMT		7.5 uH			1.5 kV			Single	SMD-16	12.7 mm	7.11 mm	5.08 mm	SMD-FIBRE		Tube
Audio Transformers / Signal Transformers T-1250SCTNL iNRCORE 1: $107.88 16In Stock	Mfr. Part No. T-1250SCTNL Mouser Part No 673-T-1250SCTNL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	16In Stock	$107.88 $96.48 $88.56 $87.27 View $86.06 Quote	Min.: 1 Mult.: 1		High Speed	SMD/SMT		3.75 uH				- 55 C	+ 125 C	2 Channel		12.7 mm	11.05 mm	4.57 mm			Tube
Audio Transformers / Signal Transformers NA5730 SMT Flyback For TI TPS23751/2 NA5730-ALD Coilcraft 1: $9.48 46In Stock	Mfr. Part No. NA5730-ALD Mouser Part No 994-NA5730-ALD	Coilcraft	Audio Transformers / Signal Transformers NA5730 SMT Flyback For TI TPS23751/2 Learn More about Coilcraft power magnetics	Datasheet	46In Stock	Cut Tape $9.48 $8.11 $7.78 $7.53 Reel $6.64 View $6.99 $6.39 $6.20 MouseReel Available	Min.: 1 Mult.: 1 : 175	Flyback Transformers	Flyback	SMD/SMT	250 kHz					- 40 C	+ 125 C	Single		21 mm	20.57 mm	11.43 mm	NA5730		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flyback PoE 21W 21uH 3.3V 6.2A POE21PR-33ED Coilcraft 1: $8.69 55In Stock	Mfr. Part No. POE21PR-33ED Mouser Part No 994-POE21PR-33ED	Coilcraft	Audio Transformers / Signal Transformers Flyback PoE 21W 21uH 3.3V 6.2A Learn More about Coilcraft flyback forward poe transformers	Datasheet	55In Stock	Cut Tape $8.69 $6.75 $6.47 $6.28 Reel $5.73 View $6.07 $5.54 $5.34 $5.32 MouseReel Available	Min.: 1 Mult.: 1 : 150	PoE Transformers	Flyback	SMD/SMT	200 kHz	21 uH				- 40 C	+ 125 C	Single		14.5 mm	13 mm	14 mm	POE21PR		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 3.3 V 0.91 A POE30P-33LD Coilcraft 1: $5.06 127In Stock 700On Order	Mfr. Part No. POE30P-33LD Mouser Part No 994-POE30P-33LD	Coilcraft	Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 3.3 V 0.91 A Learn More about Coilcraft poexp flyback transformers	Datasheet	127In Stock 700On Order	Cut Tape $5.06 $4.11 $3.94 $3.70 Reel $3.55 View $3.45 $3.29 $3.20 $3.10 MouseReel Available	Min.: 1 Mult.: 1 : 350	PoE Transformers	Flyback	SMD/SMT	250 kHz					- 40 C	+ 85 C	Single		10.92 mm	8.6 mm	9.02 mm	POE30P		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.130-285 MHz PWB-2-CLC Coilcraft 1: $7.40 301In Stock 500Expected 8/1/2027	Mfr. Part No. PWB-2-CLC Mouser Part No 994-PWB-2-CLC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.130-285 MHz	Datasheet	301In Stock 500Expected 8/1/2027	Cut Tape $7.40 $5.86 Reel $4.99 $4.77 $4.71 View $4.54 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers		SMD/SMT	130 kHz to 285 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 SWB3010-SMLD Coilcraft 1: $5.59 1In Stock 500Expected 18/12/2026	Mfr. Part No. SWB3010-SMLD Mouser Part No 994-SWB3010-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	1In Stock 500Expected 18/12/2026	Cut Tape $5.59 $4.54 $4.49 Reel $3.82 $3.64 View $3.52 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	RF Transformers		SMD/SMT	5 kHz to 100 MHz	780 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 WB SMT RF Trnsfmr Wideband 0.25W WB4-1HL Coilcraft 1: $6.84 43In Stock	Mfr. Part No. WB4-1HL Mouser Part No 994-WB4-1HL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	43In Stock	$6.84 $5.40 $5.21 $4.86 View $4.61 $4.42 $4.34 $4.19 Quote	Min.: 1 Mult.: 1	RF Transformers															WB		Tube
Audio Transformers / Signal Transformers 10B-2001NL iNRCORE 1: $72.91 17In Stock	Mfr. Part No. 10B-2001NL Mouser Part No 673-10B-2001NL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	17In Stock	$72.91 $65.13 $57.96 $57.01 View $56.20 $55.23 Quote	Min.: 1 Mult.: 1	Ethernet Transformers	Module						1500 Vrms	- 40 C	+ 85 C			23.62 mm	12.7 mm	5.96 mm			Tube
Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port HM6098FNL Pulse Electronics 1: $12.04 10In Stock	Mfr. Part No. HM6098FNL Mouser Part No 673-HM6098FNL	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE+ 120uH .3Ohms 1-Port Learn More about Pulse Electronics pulse automotive communications	Datasheet	10In Stock	$12.04 $10.87 $10.40 $10.08 View $9.76 $9.29 $8.99 $8.74	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 200 MHz	120 uH			1.5 kV	- 40 C	+ 105 C	Single		18.16 mm	18.16 mm	6.6 mm			Tube
Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A B0570-BL Coilcraft 1: $13.06 55In Stock	Mfr. Part No. B0570-BL Mouser Part No 994-B0570-BL	Coilcraft	Audio Transformers / Signal Transformers B0570 for NCP101X 15uH 12 V 1.25 A Learn More about Coilcraft power magnetics	Datasheet	55In Stock	$13.06 $11.78 $11.30 $10.95 View $10.61 $10.08 $9.76 $9.49	Min.: 1 Mult.: 1	Flyback Transformers	Flyback	Through Hole	100 kHz	3.4 mH			3 kV	- 40 C	+ 85 C	Single		27.94 mm	27.84 mm	24.13 mm	B0570		Tray