Audio Transformers / Signal Transformers

.hide-partial { max-height: none; } .show-more { display: none; }

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 60

Applied Filters:

Product

Type

Frequency Range

Inductance

Isolation Voltage

Minimum Operating Temperature

Maximum Operating Temperature

Number of Channels

Package/Case

Length

Width

Height

Series

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Termination Style	Frequency Range	Inductance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Packaging
Audio Transformers / Signal Transformers WE-LAN Transformer 1000BT 1/2 Port ETR 749020100A Wurth Elektronik 1: $6.56 4,177In Stock 11,944Expected 2026/10/22	Mfr. Part No. 749020100A Mouser Part No 710-749020100A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN Transformer 1000BT 1/2 Port ETR Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	4,177In Stock 11,944Expected 2026/10/22	Cut Tape $6.56 $5.68 $5.01 $4.66 $4.16 Reel $3.80 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	LAN Transformers	LAN	SMD/SMT		350 uH	1500 Vrms	- 40 C	+ 105 C	Single		12.7 mm	9.5 mm	3 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port 749020111A Wurth Elektronik 1: $3.97 3,808In Stock 8,619On Order	Mfr. Part No. 749020111A Mouser Part No 710-749020111A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	3,808In Stock 8,619On Order On Order Ship Dates Mfr. No: 749020111A Stock: 3,808 Can Dispatch Immediately On Order: 3,000 Expected 2026/10/02 5,619 Expected 2026/10/20 Factory Lead Time: 17 Weeks	Cut Tape $3.97 $3.72 $3.51 $3.42 Reel $3.24 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	LAN Transformers	LAN	SMD/SMT		350 uH	1500 Vrms	0 C	+ 70 C	Single		16.5 mm	9.7 mm	2.35 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN SMT TRANSFMR 1000BT 1Port PoE+ETR 749022011 Wurth Elektronik 1: $6.47 671In Stock 1,375Expected 2026/10/15	Mfr. Part No. 749022011 Mouser Part No 710-749022011	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN SMT TRANSFMR 1000BT 1Port PoE+ETR Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	671In Stock 1,375Expected 2026/10/15	Cut Tape $6.47 $6.23 $5.88 $5.23 Reel $4.97 MouseReel Available	Min.: 1 Mult.: 1 : 375	LAN Transformers	LAN	SMD/SMT		350 uH	1.5 kVAC	- 40 C	+ 85 C	Quad		18.3 mm	12.2 mm	6.35 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 1KBaseT 4PPoE 350uH 1Port 1500Vrms 7490220115 Wurth Elektronik 1: $13.32 933In Stock 800Expected 2026/10/02	Mfr. Part No. 7490220115 Mouser Part No 710-7490220115	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 1KBaseT 4PPoE 350uH 1Port 1500Vrms Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	933In Stock 800Expected 2026/10/02	Cut Tape $13.32 $11.00 $9.48 Reel $8.98 MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	LAN	SMD/SMT		350 uH	1.5 kV	- 40 C	+ 85 C			18.3 mm	12.2 mm	6.35 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD 7490220120 Wurth Elektronik 1: $5.94 2,048In Stock 1,600Expected 2026/10/16	Mfr. Part No. 7490220120 Mouser Part No 710-7490220120	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	2,048In Stock 1,600Expected 2026/10/16	Cut Tape $5.94 $5.73 $5.38 $5.07 Reel $4.55 MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	LAN	SMD/SMT	1 MHz to 100 MHz	350 uH	1.5 kVAC	- 40 C	+ 105 C	Quad		18.29 mm	16 mm	6.15 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD 7490220121 Wurth Elektronik / Midcom 1: $6.47 1,505In Stock 640Expected 2026/10/26	Mfr. Part No. 7490220121 Mouser Part No 710-7490220121	Wurth Elektronik / Midcom	Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD Learn More about Wurth Elektronik / Midcom wurth WE LAN transformers	Datasheet	1,505In Stock 640Expected 2026/10/26	Cut Tape $6.47 $6.25 $5.86 $5.51 Reel $4.91 MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	LAN	SMD/SMT	1 MHz to 100 MHz	350 uH	1.5 kVAC	- 40 C	+ 105 C	Quad		18.29 mm	16 mm	7.2 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN SMD Transfrmr 10/100/1000Base-T 7490220123 Wurth Elektronik 1: $6.47 687In Stock 1,740Expected 2026/10/02	Mfr. Part No. 7490220123 Mouser Part No 710-7490220123	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN SMD Transfrmr 10/100/1000Base-T Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	687In Stock 1,740Expected 2026/10/02	Cut Tape $6.47 $6.25 $5.86 $5.51 Reel $4.91 MouseReel Available	Min.: 1 Mult.: 1 : 290	LAN Transformers	LAN	SMD/SMT	1 MHz to 100 MHz	180 uH	1.5 kVAC	- 40 C	+ 105 C	Quad		18.29 mm	16 mm	8.8 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 40pin pitch 1.27mm 7490240140 Wurth Elektronik 1: $11.96 218In Stock	Mfr. Part No. 7490240140 Mouser Part No 710-7490240140	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 40pin pitch 1.27mm Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	218In Stock	Cut Tape $11.96 $9.97 $9.06 $8.23 Reel $7.77 MouseReel Available	Min.: 1 Mult.: 1 : 200	LAN Transformers	LAN Transformer	SMD/SMT		350 uH	4 kVAC	- 40 C	+ 85 C			28.32 mm	12.7 mm	12.7 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port Transformer 749050010A Wurth Elektronik 1: $8.08 425In Stock 400Expected 2026/10/02	Mfr. Part No. 749050010A Mouser Part No 710-749050010A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port Transformer Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	425In Stock 400Expected 2026/10/02	Cut Tape $8.08 $7.29 $6.99 $6.78 Reel $5.82 View $6.57 $5.52 MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	Module	SMD/SMT		200 uH	1.5 kVAC	0 C	+ 70 C						WE-LAN 10G	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port 4PPoE Trnsfmr 749052050 Wurth Elektronik 1: $15.71 902In Stock 870Expected 2026/11/06	Mfr. Part No. 749052050 Mouser Part No 710-749052050	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port 4PPoE Trnsfmr Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	902In Stock 870Expected 2026/11/06	Cut Tape $15.71 $13.13 $11.37 $10.33 Reel $9.80 MouseReel Available	Min.: 1 Mult.: 1 : 290	LAN Transformers	Module	SMD/SMT	100 kHz to 500 MHz	180 uH	1.5 kVAC	0 C	+ 70 C	Single		18.29 mm	16 mm	8.8 mm	WE-LAN 10G	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 2.5G/5G Base-T SMT 1 Port 120uH OCL a. 27mA DC Bias ETR from -40C to +85C 749082010 Wurth Elektronik 1: $15.35 865In Stock	Mfr. Part No. 749082010 Mouser Part No 710-749082010	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 2.5G/5G Base-T SMT 1 Port 120uH OCL a. 27mA DC Bias ETR from -40C to +85C Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	865In Stock	Cut Tape $15.35 $14.10 $12.71 $11.54 Reel $10.03 MouseReel Available	Min.: 1 Mult.: 1 : 290	LAN Transformers	LAN Transformer	SMD/SMT		350 uH	1.5 kV	- 40 C	+ 85 C			18.29 mm	16 mm	8.8 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10/100 Base-TX SMT Transformer 1Port 12pin pitch 2.54mm 4KVrms isolation 7490140141 Wurth Elektronik 1: $6.47 228In Stock 600Expected 2026/12/11	Mfr. Part No. 7490140141 Mouser Part No 710-7490140141	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10/100 Base-TX SMT Transformer 1Port 12pin pitch 2.54mm 4KVrms isolation Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	228In Stock 600Expected 2026/12/11	Cut Tape $6.47 $6.23 $5.88 $5.54 Reel $4.95 MouseReel Available	Min.: 1 Mult.: 1 : 300	LAN Transformers	LAN Transformer	SMD/SMT		350 uH	4 kVAC	- 40 C	+ 85 C			17.1 mm	14.5 mm	8.65 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 1KBsT nonPoE 350uH 1Port 4kVrms 7490240120 Wurth Elektronik 1: $28.07 33In Stock 200Expected 2027/01/18	Mfr. Part No. 7490240120 Mouser Part No 710-7490240120	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 1KBsT nonPoE 350uH 1Port 4kVrms Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	33In Stock 200Expected 2027/01/18	Cut Tape $28.07 $23.40 $21.26 $19.33 Reel $17.42 MouseReel Available	Min.: 1 Mult.: 1 : 200	High Voltager LAN Transformers	LAN	SMD/SMT		350 uH	4 kV	- 40 C	+ 105 C			28.57 mm	12.7 mm	15.49 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port ETR Trnsfmr 749050017 Wurth Elektronik 1: $13.13 145In Stock 450Expected 2026/10/02	Mfr. Part No. 749050017 Mouser Part No 710-749050017	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port ETR Trnsfmr Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	145In Stock 450Expected 2026/10/02	Cut Tape $13.13 $10.90 $9.47 $8.56 Reel $8.13 MouseReel Available	Min.: 1 Mult.: 1 : 450	LAN Transformers	LAN	SMD/SMT	100 kHz to 500 MHz	120 uH	1.5 kVAC	- 40 C	+ 85 C	1 Channel		13.97 mm	15.11 mm	6.6 mm	WE-LAN 10G	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port ETR Trnsfmr 749050018 Wurth Elektronik 1: $13.13 89In Stock 450Expected 2026/10/02	Mfr. Part No. 749050018 Mouser Part No 710-749050018	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port ETR Trnsfmr Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	89In Stock 450Expected 2026/10/02	Cut Tape $13.13 $10.90 $9.47 $8.56 Reel $8.13 MouseReel Available	Min.: 1 Mult.: 1 : 450	LAN Transformers	Module	SMD/SMT	100 kHz to 500 MHz	120 uH	1.5 kVAC	- 40 C	+ 85 C	Single		13.97 mm	15.11 mm	6.6 mm	WE-LAN 10G	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 1000Base-T 350uH 1Port 1500Vrms 749020023A Wurth Elektronik 1: $5.97 57,794On Order	Mfr. Part No. 749020023A Mouser Part No 710-749020023A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 1000Base-T 350uH 1Port 1500Vrms Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	57,794On Order On Order Ship Dates Mfr. No: 749020023A Stock: 0 On Order: 57,600 Expected 2026/10/02 194 Expected 2026/10/12 Factory Lead Time: 14 Weeks	Cut Tape $5.97 $4.94 $4.15 $3.78 Reel $3.40 MouseReel Available	Min.: 1 Mult.: 1 : 800	LAN Transformers	LAN	SMD/SMT		350 uH	1.5 kV	- 40 C	+ 85 C			15.1 mm	7.1 mm	4.25 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 1000Base-T 48P Pitch 1.02mm 1.5kVrms Non-PoE 749020020A Wurth Elektronik 1: $6.11 600Expected 2026/12/28 New Product	Mfr. Part No. 749020020A Mouser Part No 710-749020020A New Product	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 1000Base-T 48P Pitch 1.02mm 1.5kVrms Non-PoE Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	600Expected 2026/12/28	Cut Tape $6.11 $5.40 $4.93 $4.61 Reel $3.91 $3.76 MouseReel Available	Min.: 1 Mult.: 1 : 300	Transformers	LAN Transformer	SMD/SMT		350 uH		- 40 C	+ 85 C	8 Channel		27.8 mm	12.2 mm	7.2 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 1000Base-T 24P Pitch 1.27mm 1.5kVrms 4PPoE 7490220125 Wurth Elektronik 1: $6.11 600Expected 2027/03/29	Mfr. Part No. 7490220125 Mouser Part No 710-7490220125	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 1000Base-T 24P Pitch 1.27mm 1.5kVrms 4PPoE Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	600Expected 2027/03/29	Cut Tape $6.11 $5.40 $4.93 $4.47 Reel $3.91 MouseReel Available	Min.: 1 Mult.: 1 : 300	Transformers	LAN Transformer	SMD/SMT		180 uH		- 40 C	+ 105 C	4 Channel		18.15 mm	13 mm	8.8 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN Trans 1 Port 1000BT 1 Port 749023010A Wurth Elektronik 1: $6.92 800Expected 2026/10/02	Mfr. Part No. 749023010A Mouser Part No 710-749023010A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN Trans 1 Port 1000BT 1 Port Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	800Expected 2026/10/02	Cut Tape $6.92 $6.33 $5.85 $5.50 Reel $5.21 $4.99 MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	LAN	SMD/SMT		350 uH	1500 Vrms	0 C	+ 70 C	Single		17.5 mm	15.6 mm	5.4 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 1000BASE-T 24pin pitch 1.27mm 7490240142 Wurth Elektronik 1: $11.96 1,200On Order	Mfr. Part No. 7490240142 Mouser Part No 710-7490240142	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 1000BASE-T 24pin pitch 1.27mm Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	1,200On Order On Order Ship Dates Mfr. No: 7490240142 Stock: 0 On Order: 480 Expected 2026/10/02 720 Expected 2027/01/15 Factory Lead Time: 18 Weeks	Cut Tape $11.96 $9.97 $9.06 $8.23 Reel $7.11 MouseReel Available	Min.: 1 Mult.: 1 : 240	LAN Transformers	LAN Transformer	SMD/SMT		350 uH	4 kVAC	- 40 C	+ 85 C			18.25 mm	15.24 mm	10.02 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN HDBase-T 24P Pitch 0.99mm 1.5kVrms Non-PoE 749063010 Wurth Elektronik 1: $8.37 1,000Expected 2027/02/15	Mfr. Part No. 749063010 Mouser Part No 710-749063010	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN HDBase-T 24P Pitch 0.99mm 1.5kVrms Non-PoE Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	1,000Expected 2027/02/15	Cut Tape $8.37 $7.40 $6.76 $6.33 Reel $5.36 $5.15 MouseReel Available	Min.: 1 Mult.: 1 : 500	Transformers	LAN Transformer	SMD/SMT		200 uH		- 40 C	+ 85 C	4 Channel		13.72 mm	12 mm	6.6 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN HDBase-T 24P Pitch 1.27mm 1.5kVrms PoE 749063011 Wurth Elektronik 1: $8.37 1,000Expected 2027/02/15	Mfr. Part No. 749063011 Mouser Part No 710-749063011	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN HDBase-T 24P Pitch 1.27mm 1.5kVrms PoE Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	1,000Expected 2027/02/15	Cut Tape $8.37 $7.40 $6.76 $6.33 Reel $5.36 $5.15 MouseReel Available	Min.: 1 Mult.: 1 : 500	Transformers	LAN Transformer	SMD/SMT		200 uH		- 40 C	+ 85 C	4 Channel		13.6 mm	12 mm	6.25 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN Design Kit LAN Transformers 749010 Wurth Elektronik 1: $313.20 Non-Stocked Lead-Time 19 Weeks	Mfr. Part No. 749010 Mouser Part No 710-749010	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN Design Kit LAN Transformers Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	Non-Stocked Lead-Time 19 Weeks	$313.20	Min.: 1 Mult.: 1	Design Kits		SMD/SMT	500 kHz to 100 MHz	350 uH	1.5 kVAC	- 40 C	+ 85 C			12.95 mm	7.11 mm	5.33 mm	WE-LAN	Bulk
Audio Transformers / Signal Transformers WE-LAN 1Port SMD Trnsfmr 749014011 Wurth Elektronik 1: $12.26 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. 749014011 Mouser Part No 710-749014011	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 1Port SMD Trnsfmr Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	Non-Stocked Lead-Time 16 Weeks	Cut Tape $12.26 $11.83 $11.18 $9.99 Reel $9.35 $9.04 MouseReel Available	Min.: 1 Mult.: 1 : 250	LAN Transformers	LAN	SMD/SMT		350 uH	4 kVAC	0 C	+ 70 C	Quad	24.55 mm x 18.25 mm x 10.85 mm	24.55 mm	18.25 mm	10.85 mm	WE-LAN	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN 10/100 Base-T 1Port SMD Transfrme 749014018 Wurth Elektronik 1,200: $11.06 Non-Stocked	Mfr. Part No. 749014018 Mouser Part No 710-749014018	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10/100 Base-T 1Port SMD Transfrme Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	Non-Stocked	Cut Tape $11.06	Min.: 1,200 Mult.: 300 : 300	LAN Transformers	LAN	SMD/SMT	100 kHz to 100 MHz	350 uH	4 kVAC	0 C	+ 70 C	Single		17.1 mm	15.34 mm	8.4 mm	WE-LAN	Reel