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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 (JPY) 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	Packaging
Audio Transformers / Signal Transformers 2.5Gig Reinforced SMD 24P ISO MOD TGR2G-S420N24LF HALO Electronics 1: ¥6,705.5 84In Stock New Product	Mfr. Part # TGR2G-S420N24LF Mouser Part # 493-TGR2G-S420N24LF New Product	HALO Electronics	Audio Transformers / Signal Transformers 2.5Gig Reinforced SMD 24P ISO MOD		84In Stock	¥6,705.5 ¥4,788.7 ¥4,022.9 ¥3,353.6 View ¥2,682.5 ¥2,280.6 Quote	Min.: 1 Mult.: 1	Ethernet Transformers	Isolated	SMD/SMT		350 uH			4000 Vrms	- 40 C	+ 85 C		SMD-24	19.05 mm	12.19 mm	11.94 mm	TGR2G
Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz PWB2010LC Coilcraft 1: ¥1,079.7 6,980In Stock	Mfr. Part # PWB2010LC Mouser Part # 994-PWB2010LC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:1 0.0035-125 MHz	Datasheet	6,980In Stock	Cut Tape ¥1,079.7 ¥838.8 Reel ¥712.6 ¥689.3 ¥666.1 ¥662.7 MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers		SMD/SMT	3.5 kHz to 125 MHz	780 uH, 780 uH			300 V	- 40 C	+ 85 C	Dual		6.77 mm	6.48 mm	4.45 mm	PWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers BMS Transformer/CMC,6PIN,SGL,4.3kVDC SM91542AL-E Bourns 1: ¥453.5 1,645In Stock	Mfr. Part # SM91542AL-E Mouser Part # 652-SM91542AL-E	Bourns	Audio Transformers / Signal Transformers BMS Transformer/CMC,6PIN,SGL,4.3kVDC Learn More about Bourns sm91542al bms transformer	Datasheet	1,645In Stock	Cut Tape ¥453.5 ¥411.9 ¥383.7 ¥363.8 View Reel ¥265.8 ¥287.4 ¥282.4 ¥270.7 ¥265.8 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	BMS Transformers		SMD/SMT		450 uH				- 40 C	+ 125 C						SM91542AL	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 100Base-TX PoE+ SMD 1-Port 350/120uH HX2326FNLT Pulse Electronics 1: ¥705.9 5,619In Stock	Mfr. Part # HX2326FNLT Mouser Part # 673-HX2326FNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX PoE+ SMD 1-Port 350/120uH Learn More about Pulse Electronics pulse poe solutions	Datasheet	5,619In Stock	Cut Tape ¥705.9 ¥637.8 ¥594.6 ¥549.8 Reel ¥504.9 View ¥528.2 ¥481.7 MouseReel Available	Min.: 1 Mult.: 1 : 600	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	12.7 mm x 9.09 mm x 5.99 mm	12.7 mm	9.09 mm	5.99 mm	HX2326	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers LAN XFMR 10G BASE-T (PoE+) TM7008ANL Taoglas 1: ¥1,558 729In Stock	Mfr. Part # TM7008ANL Mouser Part # 960-TM7008ANL	Taoglas	Audio Transformers / Signal Transformers LAN XFMR 10G BASE-T (PoE+) Learn More about Taoglas tm lan transformers	Datasheet	729In Stock	Cut Tape ¥1,558 ¥1,406.9 ¥1,350.4 ¥1,307.2 View Reel ¥1,066.4 ¥1,267.3 ¥1,112.9 ¥1,066.4 MouseReel Available	Min.: 1 Mult.: 1 : 450	LAN Transformers	LAN Transformer	SMD/SMT		120 uH				- 40 C	+ 85 C			13.7 mm	15.2 mm	5.72 mm	Exos	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers XFRMR / SURF MOUNT / RoHS TTC2-63W+ Mini-Circuits 1: ¥2,352 3,350In Stock	Mfr. Part # TTC2-63W+ Mouser Part # 139-TTC2-63W+	Mini-Circuits	Audio Transformers / Signal Transformers XFRMR / SURF MOUNT / RoHS Learn More about Mini-Circuits mini circuits ttc2 63plus transformers	Datasheet	3,350In Stock	¥2,352 ¥2,350.3 ¥2,059.6 ¥1,918.5 View ¥1,790.6 ¥1,788.9 Quote	Min.: 1 Mult.: 1	RF Transformers	Module		100 MHz to 6 GHz		50 Ohms			- 40 C	+ 85 C						TTC2	Bulk
Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV HFBL075100B iNRCORE 1: ¥211,536.7 37In Stock 50Expected 4/13/2027	Mfr. Part # HFBL075100B Mouser Part # 673-HFBL075100B	iNRCORE	Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV	Datasheet	37In Stock 50Expected 4/13/2027	¥211,536.7 View Quote	Min.: 1 Mult.: 1	Baluns	Module	Connector			100 Ohms			- 55 C	+ 125 C	Single					HFBL	Tube
Audio Transformers / Signal Transformers MDL, DUAL,2.5GD, 1:1, HF, SMD, T&R HB4012HLT Pulse Electronics 1: ¥1,215.9 3,427In Stock	Mfr. Part # HB4012HLT Mouser Part # 673-HB4012HLT	Pulse Electronics	Audio Transformers / Signal Transformers MDL, DUAL,2.5GD, 1:1, HF, SMD, T&R Learn More about Pulse Electronics hb hxb discrete lan transformers	Datasheet	3,427In Stock	Cut Tape ¥1,215.9 ¥1,088 ¥1,043.1 ¥1,011.5 Reel ¥925.2 View ¥980 ¥896.9 ¥858.7 ¥769 MouseReel Available	Min.: 1 Mult.: 1 : 350	LAN Transformers	LAN Discrete Modules	SMD/SMT					1.5 kVrms	0 C	+ 70 C	Dual		27.8 mm	15.2 mm	7.2 mm	HB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 2150 - 3600 MHz, 50? TCW1-362+ Mini-Circuits 1: ¥299 1,251In Stock	Mfr. Part # TCW1-362+ Mouser Part # 139-TCW1-362+	Mini-Circuits	Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 2150 - 3600 MHz, 50?	Datasheet	1,251In Stock	Cut Tape ¥299 ¥287.4 Reel ¥284 MouseReel Available	Min.: 1 Mult.: 1 : 500	RF Transformers		SMD/SMT	2.15 GHz to 3.6 GHz					- 55 C	+ 125 C						TCW1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 5-10000 MHz MABA-011108 MACOM 1: ¥2,539.7 7,774In Stock 8,000Expected 12/28/2026	Mfr. Part # MABA-011108 Mouser Part # 937-MABA-011108	MACOM	Audio Transformers / Signal Transformers 5-10000 MHz Learn More about MACOM maba 011108 transmission line balun	Datasheet	7,774In Stock 8,000Expected 12/28/2026	Cut Tape ¥2,539.7 ¥2,290.5 ¥2,167.6 ¥2,159.3 Reel ¥1,858.7 MouseReel Available	Min.: 1 Mult.: 1 : 500	Baluns		SMD/SMT	5 MHz to 10 GHz		50 Ohms			- 55 C	+ 85 C	Single	SMD-6	3.81 mm	3.81 mm	3.22 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flux Coupled 1:1 Transformer 0.4-500MHz MABA-009180-500MHz MACOM 1: ¥581.4 21,011In Stock	Mfr. Part # MABA-009180-500MHz Mouser Part # 937-009180-500MHZ	MACOM	Audio Transformers / Signal Transformers Flux Coupled 1:1 Transformer 0.4-500MHz	Datasheet	21,011In Stock	Cut Tape ¥581.4 ¥471.7 ¥453.5 ¥425.2 View Reel ¥340.5 ¥408.6 ¥403.6 ¥340.5 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	RF Transformers		SMD/SMT	400 kHz to 500 MHz					- 40 C	+ 85 C	Single		3.81 mm	3.81 mm	2.79 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV HFBL075100A iNRCORE 1: ¥199,557.5 29In Stock	Mfr. Part # HFBL075100A Mouser Part # 673-HFBL075100A	iNRCORE	Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV	Datasheet	29In Stock	¥199,557.5 View Quote	Min.: 1 Mult.: 1	Baluns	Module	Connector			100 Ohms			- 55 C	+ 125 C			2.55 mm	1.16 mm	1.1 mm	HFBL	Tube
Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port 749024012 Wurth Elektronik 1: ¥3,622.6 1,593In Stock	Mfr. Part # 749024012 Mouser Part # 710-749024012	Wurth Elektronik	Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	1,593In Stock	Cut Tape ¥3,622.6 ¥3,498.1 ¥3,303.7 Reel ¥2,953.3 ¥2,768.9 MouseReel Available	Min.: 1 Mult.: 1 : 175	LAN Transformers	LAN	SMD/SMT		350 uH			4 kVAC	- 40 C	+ 85 C			28.57 mm	12.7 mm	12.7 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN AQ SMD Tfrmr 10/100/1000 Base-T 749020310 Wurth Elektronik 1: ¥1,162.7 7,369In Stock	Mfr. Part # 749020310 Mouser Part # 710-749020310	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN AQ SMD Tfrmr 10/100/1000 Base-T Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	7,369In Stock	Cut Tape ¥1,162.7 ¥1,019.9 ¥910.2 Reel ¥785.7 ¥637.8 MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	LAN	SMD/SMT	500 kHz to 100 MHz	350 uH			1.501 kVAC	- 40 C	+ 85 C	Single	17.53 mm x 14.6 mm x 4.5 mm	17.53 mm	16.51 mm	4.5 mm	WE-LANAQ	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 100B-1003XNL iNRCORE 1: ¥3,994.7 1,176In Stock	Mfr. Part # 100B-1003XNL Mouser Part # 673-100B-1003XNL	iNRCORE	Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC	Datasheet	1,176In Stock	¥3,994.7 ¥3,597.7 ¥3,375.2 ¥3,267.2 View ¥3,205.7 ¥3,081.2 ¥2,993.1	Min.: 1 Mult.: 1																100B	Tube
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADTT4-1+ Mini-Circuits 1: ¥1,225.8 4,086In Stock	Mfr. Part # ADTT4-1+ Mouser Part # 139-ADTT4-1	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	4,086In Stock	Cut Tape ¥1,225.8 ¥1,224.2 Reel ¥1,220.8 ¥1,194.3 ¥1,162.7 ¥1,139.4 MouseReel Available	Min.: 1 Mult.: 1 : 100	RF Transformers		SMD/SMT	200 kHz to 120 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	Single	7.87 mm x 5.59 mm x 4.11 mm	7.87 mm	5.59 mm	4.11 mm	ADTT4	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port H6062FNLT Pulse Electronics 1: ¥1,013.2 402In Stock	Mfr. Part # H6062FNLT Mouser Part # 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 ¥1,013.2 ¥865.4 ¥830.5 ¥803.9 Reel ¥641.1 View ¥717.6 ¥624.5 ¥578 ¥568.1	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: ¥1,347.1 357In Stock	Mfr. Part # HX1178NL Mouser Part # 673-HX1178NL	Pulse Electronics	Audio Transformers / Signal Transformers 10/100Base-T SMD 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	357In Stock	¥1,347.1 ¥1,179.3 ¥1,086.3 ¥1,003.2 View ¥946.8 ¥900.3 ¥895.3 ¥880.3 Quote	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: ¥682.7 934In Stock	Mfr. Part # HX2260FNLT Mouser Part # 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 ¥682.7 ¥617.9 ¥576.4 ¥458.4 Reel ¥445.1 View ¥446.8 ¥393.7 ¥388.7	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: ¥1,219.2 1,759In Stock	Mfr. Part # PE-68515LNLT Mouser Part # 673-PE-68515LNLT	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-T SMD NonPoE .6Ohms 1-Port	Datasheet	1,759In Stock	Cut Tape ¥1,219.2 ¥1,101.2 ¥1,056.4 ¥1,023.2 Reel ¥921.9 View ¥971.7 ¥900.3 ¥772.4 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 Flyback PoE 24W 21uH 12V 6.3A POE24PR-12ED Coilcraft 1: ¥1,061.4 1,275In Stock 450Expected 11/12/2026	Mfr. Part # POE24PR-12ED Mouser Part # 994-POE24PR-12ED	Coilcraft	Audio Transformers / Signal Transformers Flyback PoE 24W 21uH 12V 6.3A Learn More about Coilcraft flyback forward poe transformers	Datasheet	1,275In Stock 450Expected 11/12/2026	Cut Tape ¥1,061.4 ¥823.9 ¥790.6 ¥767.4 Reel ¥699.3 View ¥740.8 ¥676 ¥652.8 ¥649.5 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 1812WBT SMT Wideband 1:1 4-200 MHz 1812WBT-3LC Coilcraft 1: ¥549.8 3,048In Stock	Mfr. Part # 1812WBT-3LC Mouser Part # 994-1812WBT-3LC	Coilcraft	Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz Learn More about Coilcraft 1812WBT	Datasheet	3,048In Stock	Cut Tape ¥549.8 ¥445.1 ¥428.5 ¥400.3 Reel ¥375.4 View ¥385.4 ¥357.1 ¥347.1 ¥335.5 MouseReel Available	Min.: 1 Mult.: 1 : 600	RF Transformers		SMD/SMT	4 MHz to 200 MHz	1.25 uH			50 V	- 40 C	+ 85 C	Single	1812 (4532 metric)	4.52 mm	3.81 mm	3.43 mm	1812WBT	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51 DA2034-ALD Coilcraft 1: ¥1,088 1,743In Stock 1,050Expected 12/7/2026	Mfr. Part # DA2034-ALD Mouser Part # 994-DA2034-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2032 Cap Chrgr For Linear LT3750/51 Learn More about Coilcraft power magnetics	Datasheet	1,743In Stock 1,050Expected 12/7/2026	Cut Tape ¥1,088 ¥928.5 ¥890.3 ¥863.7 Reel ¥760.7 View ¥800.6 ¥732.5 ¥710.9 MouseReel Available	Min.: 1 Mult.: 1 : 175	Flyback Transformers	Flyback	SMD/SMT						- 40 C	+ 125 C	Single		20.57 mm	21 mm	9.78 mm	DA2034	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T 1000B-5016T iNRCORE 1: ¥5,139.1 86In Stock 700Expected 1/13/2027	Mfr. Part # 1000B-5016T Mouser Part # 673-1000B-5016T	iNRCORE	Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T	Datasheet	86In Stock 700Expected 1/13/2027	Cut Tape ¥5,139.1 ¥4,582.7 ¥4,376.7 ¥4,225.6 View Reel ¥3,724 ¥4,081.1 ¥3,943.2 ¥3,724 Quote	Min.: 1 Mult.: 1 : 700																1000B	Reel, Cut Tape
Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72 DA2257-ALD Coilcraft 1: ¥867 2,558In Stock	Mfr. Part # DA2257-ALD Mouser Part # 994-DA2257-ALD	Coilcraft	Audio Transformers / Signal Transformers DA2257 PoE Trnsfmr For TI LM5071/72 Learn More about Coilcraft power magnetics	Datasheet	2,558In Stock	Cut Tape ¥867 ¥686 ¥661.1 ¥616.2 Reel ¥584.7 View ¥559.8 ¥549.8 ¥531.5 Quote MouseReel Available	Min.: 1 Mult.: 1 : 175	PoE Transformers	Flyback	SMD/SMT	250 kHz	35 uH			2 kV	- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	DA2257	Reel, Cut Tape, MouseReel