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Unshielded Audio Transformers / Signal Transformers

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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.	RoHS	Product	Type	Termination Style	Frequency Range	Inductance	Primary Impedance	Secondary Impedance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Length	Width	Height	Series	Packaging
Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD 100B-1027X iNRCORE 1: $58.15 131In Stock	Mfr. Part No. 100B-1027X Mouser Part No 673-100B-1027X	iNRCORE	Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD	Datasheet	131In Stock	$58.15 $44.71 $42.58	Min.: 1 Mult.: 1	No	RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH				- 55 C	+ 125 C	Dual	25.4 mm	12.827 mm	5.969 mm	1000B	Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1000uH 8-Port Pulse Electronics T1231NL T1231NL Pulse Electronics 1: $11.31 27In Stock	Mfr. Part No. T1231NL Mouser Part No 673-T1231NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1000uH 8-Port	Datasheet	27In Stock	$11.31 $10.01 $9.70 $9.20 View $8.21 $7.77 $7.58 $7.48	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT					1.5 kV	- 40 C	+ 85 C	4 Channel					Tube
Audio Transformers / Signal Transformers PLC Transf PTH SMD 1.4mH 1:1 T60403-K5024-X044 Vacuumschmelze 1: $2.81 3,700In Stock 25,200Expected 07/12/2026	Mfr. Part No. T60403-K5024-X044 Mouser Part No 983-T60403-K5024X044	Vacuumschmelze	Audio Transformers / Signal Transformers PLC Transf PTH SMD 1.4mH 1:1 Learn More about Vacuumschmelze vac plc transformers	Datasheet	3,700In Stock 25,200Expected 07/12/2026	Cut Tape $2.81 $2.16 $1.89 $1.87 Reel $1.79 View $1.57 $1.53 $1.48 MouseReel Available	Min.: 1 Mult.: 1 : 450		Signal Transformers		SMD/SMT	10 kHz to 1 MHz	1.4 mH				- 40 C	+ 85 C	Single	13.9 mm	11 mm	7.6 mm	T60403	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 100B-1003 iNRCORE 1: $28.93 7In Stock 80Expected 03/02/2027	Mfr. Part No. 100B-1003 Mouser Part No 673-100B-1003	iNRCORE	Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC	Datasheet	7In Stock 80Expected 03/02/2027	$28.93 $26.01 $23.21 $22.88 View $22.56 $22.19 $21.89 Quote	Min.: 1 Mult.: 1	No	RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH				- 40 C	+ 85 C	Single	12.7 mm	6.73 mm	5.97 mm	100B	Tube
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 14W 14V 1A POEA2FB1V14W1X14 Eaton Electronics 1: $3.14 460In Stock	Mfr. Part No. POEA2FB1V14W1X14 Mouser Part No 504-POEA2FB1V14W1X14	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 14W 14V 1A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	460In Stock	Cut Tape $3.14 $2.84 $2.65 $2.46 Reel $2.30 View $2.17 $2.15 $2.14 $2.12 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		127 uH			1.5 kVAC	- 40 C	+ 125 C		17.65 mm	14.5 mm	14 mm	POEA1FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 18.5W 8V 2.3A POEA2FB1V19W1X8 Eaton Electronics 1: $3.14 460In Stock	Mfr. Part No. POEA2FB1V19W1X8 Mouser Part No 504-POEA2FB1V19W1X8	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 18.5W 8V 2.3A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	460In Stock	Cut Tape $3.14 $2.84 $2.65 $2.46 Reel $2.30 View $2.17 $2.15 $2.14 $2.12 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		90 uH			1.5 kVAC	- 40 C	+ 125 C		17.65 mm	14.5 mm	14 mm	POEA2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 13W 5V 2,6A POEA2FB2V13W1X5 Eaton Electronics 1: $3.14 450In Stock	Mfr. Part No. POEA2FB2V13W1X5 Mouser Part No 504-POEA2FB2V13W1X5	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 13W 5V 2,6A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	450In Stock	Cut Tape $3.14 $2.98 $2.84 $2.65 Reel $2.28 View $2.27 $2.24 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		127 uH			1.5 kVAC	- 40 C	+ 125 C		17.75 mm	14.2 mm	12.7 mm	POEA2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Dual 30W 5V 6A 0.01A POEB2FB1V30W2X5 Eaton Electronics 1: $4.51 359In Stock	Mfr. Part No. POEB2FB1V30W2X5 Mouser Part No 504-POEB2FB1V30W2X5	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Dual 30W 5V 6A 0.01A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	359In Stock	Cut Tape $4.51 $4.08 $3.92 $3.80 Reel $3.31 View $3.58 $3.22 $3.15 $3.11 MouseReel Available	Min.: 1 Mult.: 1 : 150		Flyback Transformers		SMD/SMT		100 uH			1.5 kVAC	- 40 C	+ 125 C		29.3 mm	21.8 mm	12 mm	POEB2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port Pulse Electronics PE-65728NLT PE-65728NLT Pulse Electronics 1: $4.45 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 $4.45 $4.03 $3.75 $3.19 Reel $2.95 View $3.06 $2.96 $2.61 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: $11.05 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	$11.05 $9.81 $9.43 $9.09 View $7.78 $7.28 $7.27	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 Audio transformer, potted, primary 600 CTohms , secondary 150 CT ohms 104S Hammond Manufacturing 1: $34.20 54In Stock	Mfr. Part No. 104S Mouser Part No 546-104S	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 CTohms , secondary 150 CT ohms	Datasheet	54In Stock	$34.20 $30.66 $29.81 $28.77 View $27.92 $27.05 Quote	Min.: 1 Mult.: 1		Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		600 Ohms	150 Ohms				Single	0.71 in	0.86 in	0.75 in	104
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por PE-65861NLT Pulse Electronics 1: $5.78 284In Stock	Mfr. Part No. PE-65861NLT Mouser Part No 673-PE-65861NLT	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por	Datasheet	284In Stock	Cut Tape $5.78 $5.22 $5.01 $4.86 Reel $3.85 View $4.68 $4.44 $3.59 $3.56 MouseReel Available	Min.: 1 Mult.: 1 : 600		ISDN Transformers	Module	SMD/SMT		600 nH	700 mOhms, 700 mOhms	1 Ohms, 2 Ohms	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 SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 2-Por TX1193NL Pulse Electronics 1: $17.95 71In Stock	Mfr. Part No. TX1193NL Mouser Part No 673-TX1193NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 2-Por	Datasheet	71In Stock	$17.95 $15.99 $15.44 $14.22 View $12.94 $12.56 $12.33 Quote	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT		1.2 mH	1 Ohms		1.5 kV	- 40 C	+ 85 C	Quad	17.53 mm	12.20 mm	5.76 mm		Tube
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 14W 5V 2.8A POEA2FB2V14W1X5 Eaton Electronics 1: $3.18 457In Stock	Mfr. Part No. POEA2FB2V14W1X5 Mouser Part No 504-POEA2FB2V14W1X5	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 14W 5V 2.8A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	457In Stock	Cut Tape $3.18 $3.08 $2.95 $2.78 Reel $2.19 $2.05 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		100 uH			1.5 kVAC	- 40 C	+ 125 C		17.75 mm	14.2 mm	12.7 mm	POEA2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 12W 12V 1A POEA2FB4V12W1X12 Eaton Electronics 1: $1.91 455In Stock	Mfr. Part No. POEA2FB4V12W1X12 Mouser Part No 504-POEA2FB4V12W1X12	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 12W 12V 1A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	455In Stock	Cut Tape $1.91 $1.90 Reel $1.90 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		100.5 uH			1.5 kVAC	- 40 C	+ 125 C		17.75 mm	14.2 mm	12.7 mm	POEA2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EP10 Single Out 10W 12V 0.83A POEA1FB1V10W1X12 Eaton Electronics 1: $2.39 457In Stock	Mfr. Part No. POEA1FB1V10W1X12 Mouser Part No 504-POEA1FB1V10W1X12	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP10 Single Out 10W 12V 0.83A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	457In Stock	Cut Tape $2.39 $2.32 $2.22 $2.07 Reel $1.60 $1.49 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		60 uH			1.5 kVAC	- 40 C	+ 125 C		15.2 mm	12.5 mm	11.6 mm	POEA1FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 12W 12V 1A POEA2FB2V12W1X12 Eaton Electronics 1: $1.91 457In Stock	Mfr. Part No. POEA2FB2V12W1X12 Mouser Part No 504-POEA2FB2V12W1X12	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 12W 12V 1A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	457In Stock	Cut Tape $1.91 $1.90 Reel $1.90 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		42.9 uH			1.5 kVAC	- 40 C	+ 125 C		17.75 mm	14.2 mm	12.7 mm	POEA2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EFD25 Dual 84W 12V 6A 1A POEB3FB1V84W2X12 Eaton Electronics 1: $3.70 244In Stock	Mfr. Part No. POEB3FB1V84W2X12 Mouser Part No 504-POEB3FB1V84W2X12	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EFD25 Dual 84W 12V 6A 1A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	244In Stock	Cut Tape $3.70 Reel $3.70 MouseReel Available	Min.: 1 Mult.: 1 : 100		Flyback Transformers		SMD/SMT		17.5 uH			1.5 kVAC	- 40 C	+ 125 C		32.8 mm	26.8 mm	14.8 mm	POEB3FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Fwd Xfmr EFD25 Single 50W 5V 10A POEB3FW1V50W1X5 Eaton Electronics 1: $4.96 249In Stock	Mfr. Part No. POEB3FW1V50W1X5 Mouser Part No 504-POEB3FW1V50W1X5	Eaton Electronics	Audio Transformers / Signal Transformers Fwd Xfmr EFD25 Single 50W 5V 10A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	249In Stock	Cut Tape $4.96 $4.80 $4.65 $4.56 Reel $3.75 View $3.72 $3.68 MouseReel Available	Min.: 1 Mult.: 1 : 100		Forward Transformers		SMD/SMT		162 uH			1.5 kVAC	- 40 C	+ 125 C		32.8 mm	26.8 mm	14.8 mm	POEB3FW	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EP10 Single Out 7W 5V 1.4A POEA1FB1V7W1X5 Eaton Electronics 1: $2.39 436In Stock	Mfr. Part No. POEA1FB1V7W1X5 Mouser Part No 504-POEA1FB1V7W1X5	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP10 Single Out 7W 5V 1.4A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	436In Stock	Cut Tape $2.39 $2.32 $2.22 $2.07 Reel $1.60 $1.49 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		253 uH			1.5 kVAC	- 40 C	+ 125 C		15.2 mm	12.5 mm	11.6 mm	POEA1FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 12.3W 12V 1A POEA2FB3V12W1X12 Eaton Electronics 1: $3.14 460In Stock	Mfr. Part No. POEA2FB3V12W1X12 Mouser Part No 504-POEA2FB3V12W1X12	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 12.3W 12V 1A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	460In Stock	Cut Tape $3.14 $2.98 $2.84 $2.67 Reel $2.34 View $2.31 $2.28 $2.25 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		140 uH			1.5 kVAC	- 40 C	+ 125 C		17.75 mm	14.2 mm	12.7 mm	POEA2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Single Out 40W 5V 8A POEB2FB1V40W1X5 Eaton Electronics 1: $2.80 344In Stock	Mfr. Part No. POEB2FB1V40W1X5 Mouser Part No 504-POEB2FB1V40W1X5	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EFD20 Single Out 40W 5V 8A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	344In Stock	Cut Tape $2.80 Reel $2.80 MouseReel Available	Min.: 1 Mult.: 1 : 150		Flyback Transformers		SMD/SMT		100 uH			1.5 kVAC	- 40 C	+ 125 C		29.3 mm	21.8 mm	12 mm	POEB2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers #458PT-1566=P3 Murata Electronics 1: $1.63 930In Stock NRND	Mfr. Part No. #458PT-1566=P3 Mouser Part No 81-458PT-1566P3 NRND	Murata Electronics	Audio Transformers / Signal Transformers	Datasheet	930In Stock	Cut Tape $1.63 $1.48 $1.38 $1.34 Reel $1.15 View $1.29 $1.25 $1.10 $1.07 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		Baluns		SMD/SMT			75 Ohms	75 Ohms		- 40 C	+ 85 C	Single	6.9 mm	6.9 mm	4.4 mm	B5F	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 27W 3.3V 8A POEA2FB1V27W1X3 Eaton Electronics 1: $2.21 459In Stock	Mfr. Part No. POEA2FB1V27W1X3 Mouser Part No 504-POEA2FB1V27W1X3	Eaton Electronics	Audio Transformers / Signal Transformers Flybk Xfmr EP13 Single Out 27W 3.3V 8A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	459In Stock	Cut Tape $2.21 $2.11 $2.05 Reel $2.05 MouseReel Available	Min.: 1 Mult.: 1 : 200		Flyback Transformers		SMD/SMT		100 uH			1.5 kVAC	- 40 C	+ 125 C		17.65 mm	14.5 mm	14 mm	POEA2FB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flyb Xfmr EFD15 Dual 13.7W 5V 0.01A 1.5A POEB1FB1V14W2D Eaton Electronics 1: $2.82 560In Stock	Mfr. Part No. POEB1FB1V14W2D Mouser Part No 504-POEB1FB1V14W2D	Eaton Electronics	Audio Transformers / Signal Transformers Flyb Xfmr EFD15 Dual 13.7W 5V 0.01A 1.5A Learn More about Eaton Electronics eaton high voltage poe transformers	Datasheet	560In Stock	Cut Tape $2.82 $2.56 $2.38 $2.31 Reel $2.06 View $2.00 $1.93 $1.90 $1.89 MouseReel Available	Min.: 1 Mult.: 1 : 250		Flyback Transformers		SMD/SMT		143 uH			1.5 kVAC	- 40 C	+ 125 C		22.3 mm	17.3 mm	9 mm	POEB1FB	Reel, Cut Tape, MouseReel