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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.	Product	Type	Termination Style	Frequency Range	Inductance	Primary Impedance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Packaging
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por HX5004NLT Pulse Electronics 1: 8,51 € 5 414In Stock	Mfr. Part No. HX5004NLT Mouser Part No 673-HX5004NLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	5 414In Stock	Cut Tape 8,51 € 7,43 € 7,13 € 6,91 € Reel 6,29 € View 6,69 € 6,08 € 6,01 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 200 : 300	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH		1.5 kV	- 40 C	+ 85 C	Single		17.53 mm	16 mm	5.51 mm	HX5004	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000BaseT SMD PoE 325uH 1-Port HX5008NL Pulse Electronics 1: 10,33 € 6 237In Stock	Mfr. Part No. HX5008NL Mouser Part No 673-HX5008NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD PoE 325uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	6 237In Stock	10,33 € 9,06 € 7,91 € 7,72 € 7,60 €	Min.: 1 Mult.: 1 Max.: 140	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH		1.5 kV	- 40 C	+ 85 C	Single		13.64 mm	13.64 mm	5.72 mm	HX	Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port HX5008NLT Pulse Electronics 1: 6,67 € 4 409In Stock	Mfr. Part No. HX5008NLT Mouser Part No 673-HX5008NLT	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 325uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	4 409In Stock	Cut Tape 6,67 € 5,87 € 5,63 € 5,45 € Reel 5,30 € View 5,31 € 5,24 € 5,04 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 400 : 350	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH		1.5 kV	- 40 C	+ 85 C	Single		13.64 mm	18.8 mm	5.72 mm	HX	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port HX5084NL Pulse Electronics 1: 6,49 € 4 055In Stock	Mfr. Part No. HX5084NL Mouser Part No 673-HX5084NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	4 055In Stock	6,49 € 5,57 € 5,28 € 5,08 € 4,90 €	Min.: 1 Mult.: 1 Max.: 120	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH		1.5 kV	- 40 C	+ 85 C	Single		0.6 in	0.3 in	0.163 in	Discrete LAN	Tube
Audio Transformers / Signal Transformers 1000Base-T NonPoE 350uH .65Ohms 1-Port HX5120NL Pulse Electronics 1: 15,82 € 1 713In Stock 2 730Expected 19/10/2026	Mfr. Part No. HX5120NL Mouser Part No 673-HX5120NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T NonPoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1 713In Stock 2 730Expected 19/10/2026	15,82 € 14,38 € 13,65 € 13,28 € 12,93 €	Min.: 1 Mult.: 1 Max.: 120	LAN Transformers	Module	SMD/SMT	100 MHz	350 uH		1.5 kV	- 40 C	+ 85 C	Single		16.51 mm	9.14 mm	2.08 mm	1000Base-T	Tube
Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT TR NPB HX5120NLT Pulse Electronics 1: 14,39 € 1 514In Stock 15 000On Order	Mfr. Part No. HX5120NLT Mouser Part No 673-HX5120NLT	Pulse Electronics	Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT TR NPB Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1 514In Stock 15 000On Order On Order Ship Dates Mfr. No: HX5120NLT Stock: 1 514 Can Dispatch Immediately On Order: 6 000 Expected 10/02/2027 9 000 Expected 03/03/2027 Factory Lead Time: 6 Weeks	Cut Tape 14,39 € 12,48 € 11,63 € 11,31 € View Reel 10,11 € 11,01 € 10,53 € 10,29 € 10,11 € Quote MouseReel Available	Min.: 1 Mult.: 1 Max.: 4 000 : 1 000	LAN Transformers		SMD/SMT	100 MHz	350 uH	100 Ohms	1.5 kV	- 40 C	+ 85 C	Single		16.51 mm	9.14 mm	2.08 mm	HX	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers ETH1 60W 4pairs PoE+ Magnetic Module ETH1-460LD Coilcraft 1: 16,21 € 3 013In Stock	Mfr. Part No. ETH1-460LD Mouser Part No 994-ETH1-460LD	Coilcraft	Audio Transformers / Signal Transformers ETH1 60W 4pairs PoE+ Magnetic Module Learn More about Coilcraft eth1 xl transformers	Datasheet	3 013In Stock	Cut Tape 16,21 € 11,79 € 11,38 € 11,08 € View Reel 10,58 € 10,78 € 10,58 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH		1.5 kV	- 40 C	+ 85 C	Dual		18.6 mm	16.5 mm	10.16 mm	ETH1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers GA3459 for LT3751 500V 20A GA3459-BL Coilcraft 1: 8,51 € 2 240In Stock	Mfr. Part No. GA3459-BL Mouser Part No 994-GA3459-BL	Coilcraft	Audio Transformers / Signal Transformers GA3459 for LT3751 500V 20A Learn More about Coilcraft power magnetics	Datasheet	2 240In Stock	8,51 € 7,22 € 6,91 € 6,54 € View 6,34 € 6,23 € 6,03 € 5,84 €	Min.: 1 Mult.: 1	Flyback Transformers	Flyback	SMD/SMT	50 kHz	5 uH		1.5 kV	- 40 C	+ 125 C	Single		26.75 mm	26 mm	14 mm	GA3459	Tray
Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 12 V 0.25 A POE30P-12LD Coilcraft 1: 2,64 € 2 353In Stock	Mfr. Part No. POE30P-12LD Mouser Part No 994-POE30P-12LD	Coilcraft	Audio Transformers / Signal Transformers POE30P Flyback PoE 3uH 12 V 0.25 A Learn More about Coilcraft poexp flyback transformers	Datasheet	2 353In Stock	Cut Tape 2,64 € 2,00 € 1,90 € 1,78 € Reel 1,63 € View 1,69 € 1,57 € 1,53 € 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 WBC SMT Mini Wdebnd 1:16 0.600-300 MHz WBC16-1TLC Coilcraft 1: 5,44 € 8 258In Stock	Mfr. Part No. WBC16-1TLC Mouser Part No 994-WBC16-1TLC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:16 0.600-300 MHz	Datasheet	8 258In Stock	Cut Tape 5,44 € 4,10 € 3,90 € 3,66 € View Reel 3,14 € 3,49 € 3,35 € 3,24 € 3,14 € MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT					- 40 C	+ 85 C			4.45 mm	4.19 mm	3.05 mm	WBC	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz WBC4-1WLC Coilcraft 1: 4,36 € 720In Stock 750On Order	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	720In Stock 750On Order	Cut Tape 4,36 € 3,29 € 3,14 € 2,93 € View Reel 2,52 € 2,80 € 2,68 € 2,61 € 2,52 € 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 High Frequency Resonant Transformers ETD34 150W 600uH 12V 260mOhm SLLC-ETD34-12 Bel Signal Transformer 1: 5,07 € 608In Stock	Mfr. Part No. SLLC-ETD34-12 Mouser Part No 530-SLLC-ETD34-12	Bel Signal Transformer	Audio Transformers / Signal Transformers High Frequency Resonant Transformers ETD34 150W 600uH 12V 260mOhm Learn More about Bel Signal Transformer bel sllc transformers	Datasheet	608In Stock	5,07 € 4,45 € 4,27 € 4,14 € View 3,96 € 3,81 € 3,71 € 3,33 €	Min.: 1 Mult.: 1	Transformers	High Frequency Resonant Transformer	Through Hole	70 kHz to 120 kHz	600 uH		4 kV	- 40 C	+ 125 C			36 mm	36 mm	26 mm	SLLC	Tray
Audio Transformers / Signal Transformers High Frequency Resonant Transformers ETD39 200W 500uH 12V 145mOhm SLLC-ETD39-12 Bel Signal Transformer 1: 8,14 € 610In Stock	Mfr. Part No. SLLC-ETD39-12 Mouser Part No 530-SLLC-ETD39-12	Bel Signal Transformer	Audio Transformers / Signal Transformers High Frequency Resonant Transformers ETD39 200W 500uH 12V 145mOhm Learn More about Bel Signal Transformer bel sllc transformers	Datasheet	610In Stock	8,14 € 7,10 € 6,81 € 6,51 € View 6,26 € 6,10 € 5,91 € 5,39 €	Min.: 1 Mult.: 1	Transformers	High Frequency Resonant Transformer	Through Hole	70 kHz to 120 kHz	500 uH		4 kV	- 40 C	+ 125 C			44 mm	43 mm	30 mm	SLLC	Tray
Audio Transformers / Signal Transformers High Frequency Resonant Transformers ETD44 250W 476uH 12V 128mOhm SLLC-ETD44-12 Bel Signal Transformer 1: 9,25 € 611In Stock	Mfr. Part No. SLLC-ETD44-12 Mouser Part No 530-SLLC-ETD44-12	Bel Signal Transformer	Audio Transformers / Signal Transformers High Frequency Resonant Transformers ETD44 250W 476uH 12V 128mOhm Learn More about Bel Signal Transformer bel sllc transformers	Datasheet	611In Stock	9,25 € 8,33 € 7,99 € 7,65 € View 7,40 € 7,16 € 6,94 € 6,47 €	Min.: 1 Mult.: 1	Transformers	High Frequency Resonant Transformer	Through Hole	70 kHz to 120 kHz	476 uH		4 kV	- 40 C	+ 125 C			48 mm	46 mm	27.5 mm	SLLC	Tray
Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 12W 1310uH 24/5V 3000mOhm SUOST-12-2405 Bel Signal Transformer 1: 5,11 € 600In Stock	Mfr. Part No. SUOST-12-2405 Mouser Part No 530-SUOST-12-2405	Bel Signal Transformer	Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 12W 1310uH 24/5V 3000mOhm Learn More about Bel Signal Transformer bel suost transformers	Datasheet	600In Stock	5,11 € 4,06 € 3,90 € 3,79 € View 3,68 € 3,53 € 3,41 € 3,15 €	Min.: 1 Mult.: 1	Transformers	High Frequency Universal Line SMD Transformer	SMD/SMT	60 kHz to 150 kHz	1.31 mH	3 Ohms	4 kVAC	- 40 C	+ 125 C	1 Channel		20.6 mm	16.6 mm	13.5 mm	SUOST	Tray
Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 13W 1250uH 12/12V 2920mOhm SUOST-13-1212 Bel Signal Transformer 1: 5,11 € 597In Stock	Mfr. Part No. SUOST-13-1212 Mouser Part No 530-SUOST-13-1212	Bel Signal Transformer	Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 13W 1250uH 12/12V 2920mOhm Learn More about Bel Signal Transformer bel suost transformers	Datasheet	597In Stock	5,11 € 4,06 € 3,90 € 3,78 € View 3,72 € 3,65 € 3,41 € 3,13 € 3,12 €	Min.: 1 Mult.: 1	Transformers	High Frequency Universal Line SMD Transformer	SMD/SMT	60 kHz to 150 kHz	1.25 mH		4 kVAC	- 40 C	+ 125 C	1 Channel		20.6 mm	16.6 mm	13.5 mm	SUOST	Tray
Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 15W 1500uH 12/5V 6500mOhm SUOST-15-1205 Bel Signal Transformer 1: 5,11 € 594In Stock	Mfr. Part No. SUOST-15-1205 Mouser Part No 530-SUOST-15-1205	Bel Signal Transformer	Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 15W 1500uH 12/5V 6500mOhm Learn More about Bel Signal Transformer bel suost transformers	Datasheet	594In Stock	5,11 € 4,06 € 3,90 € 3,79 € View 3,68 € 3,53 € 3,41 € 3,15 €	Min.: 1 Mult.: 1	Transformers	High Frequency Universal Line SMD Transformer	SMD/SMT	60 kHz to 150 kHz	1.5 mH		4 kVAC	- 40 C	+ 125 C	1 Channel		20.6 mm	16.6 mm	13.5 mm	SUOST	Tray
Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 16W 1500uH 12/12V 4200mOhm SUOST-16-1212 Bel Signal Transformer 1: 5,11 € 591In Stock	Mfr. Part No. SUOST-16-1212 Mouser Part No 530-SUOST-16-1212	Bel Signal Transformer	Audio Transformers / Signal Transformers High Frequency Universal Line SMD Transformers 16/8/5 16W 1500uH 12/12V 4200mOhm Learn More about Bel Signal Transformer bel suost transformers	Datasheet	591In Stock	5,11 € 4,06 € 3,90 € 3,78 € View 3,72 € 3,66 € 3,48 € 3,47 € 3,13 €	Min.: 1 Mult.: 1	Transformers	High Frequency Universal Line SMD Transformer	SMD/SMT	60 kHz to 150 kHz	1.5 mH		4 kVAC	- 40 C	+ 125 C	1 Channel		20.6 mm	16.6 mm	13.5 mm	SUOST	Tray
Audio Transformers / Signal Transformers LAN Transformer/CMC,24PIN,1000Base-T,4.68kVDC, -40 to 105C SM91604L-E Bourns 1: 16,90 € 341In Stock	Mfr. Part No. SM91604L-E Mouser Part No 652-SM91604L-E	Bourns	Audio Transformers / Signal Transformers LAN Transformer/CMC,24PIN,1000Base-T,4.68kVDC, -40 to 105C Learn More about Bourns sm91604l lan transformer	Datasheet	341In Stock	Cut Tape 16,90 € 15,22 € 14,59 € 14,13 € View Reel 13,02 € 13,50 € 13,03 € 13,02 € MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	LAN Transformer	SMD/SMT		350 uH			- 40 C	+ 105 C	1 Channel	33 mm x 17 mm x 10.5 mm	33 mm	17 mm	10.5 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 2.5G / 5GB Base-T 1Port ETR 749080010 Wurth Elektronik 1: 10,60 € 590In Stock	Mfr. Part No. 749080010 Mouser Part No 710-749080010	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 2.5G / 5GB Base-T 1Port ETR Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	590In Stock	Cut Tape 10,60 € 9,73 € 8,77 € 7,96 € Reel 6,91 € MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	LAN	SMD/SMT		200 uH		1.5 kV	- 40 C	+ 85 C			13.97 mm	12 mm		WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-BMS BMS 2 channels 1500V -40/ +125C 74942400 Wurth Elektronik 1: 6,67 € 754In Stock	Mfr. Part No. 74942400 Mouser Part No 710-74942400	Wurth Elektronik	Audio Transformers / Signal Transformers WE-BMS BMS 2 channels 1500V -40/ +125C Learn More about Wurth Elektronik wurth transformers battery management systems	Datasheet	754In Stock	Cut Tape 6,67 € 5,74 € 5,06 € 4,58 € Reel 4,33 € MouseReel Available	Min.: 1 Mult.: 1 : 500	Transformers	SMT Transformer	SMD/SMT		450 uH			- 40 C	+ 125 C	1 Channel		24.52 mm	15.45 mm	4.85 mm	WE-BMS	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-BMS BMS 450uH 2Channel 1500V -40/ +125C 74942401 Wurth Elektronik 1: 6,67 € 559In Stock 1 000Expected 01/01/2027	Mfr. Part No. 74942401 Mouser Part No 710-74942401	Wurth Elektronik	Audio Transformers / Signal Transformers WE-BMS BMS 450uH 2Channel 1500V -40/ +125C Learn More about Wurth Elektronik wurth transformers battery management systems	Datasheet	559In Stock 1 000Expected 01/01/2027	Cut Tape 6,67 € 5,74 € 5,06 € 4,58 € Reel 4,33 € MouseReel Available	Min.: 1 Mult.: 1 : 500	Transformers	SMT Transformer	SMD/SMT		450 uH			- 40 C	+ 125 C	1 Channel		24.52 mm	15.45 mm	4.85 mm	WE-BMS	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-BMS BMS 1 channel 1500V -40 / +125C 74942402 Wurth Elektronik 1: 5,35 € 2 010In Stock 2 100Expected 16/10/2026	Mfr. Part No. 74942402 Mouser Part No 710-74942402	Wurth Elektronik	Audio Transformers / Signal Transformers WE-BMS BMS 1 channel 1500V -40 / +125C Learn More about Wurth Elektronik wurth transformers battery management systems	Datasheet	2 010In Stock 2 100Expected 16/10/2026	Cut Tape 5,35 € 4,73 € 4,23 € 3,78 € Reel 3,26 € MouseReel Available	Min.: 1 Mult.: 1 : 300	Transformers	SMT Transformer	SMD/SMT		450 uH			- 40 C	+ 125 C	1 Channel		24 mm	12.5 mm	7.3 mm	WE-BMS	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers LAN Transformer, 16 pin, 3Wire + T TM41654ANL Taoglas 1: 2,72 € 1 727In Stock	Mfr. Part No. TM41654ANL Mouser Part No 960-TM41654ANL	Taoglas	Audio Transformers / Signal Transformers LAN Transformer, 16 pin, 3Wire + T Learn More about Taoglas tm lan transformers	Datasheet	1 727In Stock	Cut Tape 2,72 € 1,94 € 1,83 € 1,62 € Reel 1,39 € View 1,52 € 0,998 € 0,972 € MouseReel Available	Min.: 1 Mult.: 1 : 650	LAN Transformers		SMD/SMT		120 uH, 350 uH			- 40 C	+ 85 C		SMT-24	12.7 mm	9.3 mm	5.65 mm	Exos	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers LAN Transformer, Dual 1G Base-T, 48 pin, SMT, 3Wire + T, PoE+(600mA), Industrial grade TM6080ANL Taoglas 1: 4,15 € 3 358In Stock	Mfr. Part No. TM6080ANL Mouser Part No 960-TM6080ANL	Taoglas	Audio Transformers / Signal Transformers LAN Transformer, Dual 1G Base-T, 48 pin, SMT, 3Wire + T, PoE+(600mA), Industrial grade Learn More about Taoglas tm lan transformers	Datasheet	3 358In Stock	Cut Tape 4,15 € 3,84 € 3,57 € 3,46 € Reel 2,93 € View 2,83 € 2,67 € 2,24 € MouseReel Available	Min.: 1 Mult.: 1 : 350	LAN Transformers	LAN	SMD/SMT		120 uH, 350 uH			- 40 C	+ 85 C		SMT-48	28 mm	15.4 mm	7 mm	Exos	Reel, Cut Tape, MouseReel