Ethernet Solutions

Würth Elektronik offers multiple Ethernet solutions, including LAN transformers and modular jack connectors. The WE-LAN transformer series is designed with at least one transformer and one common mode choke in each channel. The LAN transformer portfolio consists of the WE-LAN series with Power over Ethernet (PoE) up to 150W and speeds up to 1Gbit/s, the WE-LAN 10G series with 10G Base-T and PoE(+) over four pairs up to 150W, and the WE-LAN AQ series, which is manufactured by a fully automated process with Ethernet speeds up to 1Gbit/s.

Types of Transformers

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Results: 61
Select Image Part # Mfr. Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity. Qty. RoHS Mounting Style
Wurth Elektronik Audio Transformers / Signal Transformers 10/100/1000 Base-T Transformer 1 Port 1,562In Stock
Cut Tape
$31.41
$30.33
$28.64
Reel
$25.60
$24.00
Min.: 1
Mult.: 1
: 175
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN AQ SMD Tfrmr 10/100/1000 Base-T 7,399In Stock
Cut Tape
$10.08
$8.84
$7.89
Reel
$6.81
$5.53
Min.: 1
Mult.: 1
: 400
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 1KBsT nonPoE 350uH 2Port 1500Vrms 355In Stock
Cut Tape
$24.62
$20.35
$17.54
Reel
$16.63
Min.: 1
Mult.: 1
: 330
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 10GBsT PoE+ 120uH 1Port 1500Vrms 511In Stock
Cut Tape
$16.79
$13.88
$11.97
Reel
$11.33
Min.: 1
Mult.: 1
: 290
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 1Port SMD Trnsfmr 872In Stock
Cut Tape
$11.22
$10.83
$10.22
$9.62
Reel
$9.01
$8.71
Min.: 1
Mult.: 1
: 300
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN Trans 1 Port 1000BT 1 Port 750In Stock
Cut Tape
$9.96
$9.12
$9.10
$8.42
Reel
$7.50
Min.: 1
Mult.: 1
: 400
Wurth Elektronik Audio Transformers / Signal Transformers 10/100 Base-T SMT Transformer 1 Port 2,644In Stock
Cut Tape
$7.63
$7.49
$6.96
$6.42
Reel
$6.34
Min.: 1
Mult.: 1
: 450
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 1KBsT nonPoE 350uH 1Port 1500Vrms 360In Stock
Cut Tape
$21.11
$21.04
$20.97
$20.92
Reel
$17.65
Min.: 1
Mult.: 1
: 400
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 2.5G / 5GB Base-T 1Port ETR 559In Stock
Cut Tape
$17.74
$16.29
$14.69
$13.33
Reel
$11.58
Min.: 1
Mult.: 1
: 400
Wurth Elektronik Pulse Transformers WE-RJ45LAN 208In Stock
$14.96
$14.24
$13.39
$12.96
Min.: 1
Mult.: 1
PCB Mount
Wurth Elektronik Audio Transformers / Signal Transformers WE-STST DP83TD510E 4532 350uH 1 Ch Sgl Pair Ether 9,562In Stock
18,600Expected 2026-10-26
Cut Tape
$5.75
$5.33
$4.72
$4.12
Reel
$3.67
Min.: 1
Mult.: 1
: 600
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 1000Base-T 350uH 1Port 1500Vrms 7,319In Stock
48,740On Order
Cut Tape
$8.60
$7.11
$5.98
$5.44
Reel
$4.90
Min.: 1
Mult.: 1
: 800
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN Transformer 1000BT 1/2 Port ETR 15,179In Stock
Cut Tape
$9.45
$8.16
$7.21
$6.71
$5.99
Reel
$5.47
Min.: 1
Mult.: 1
: 1,200
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port 11,794In Stock
Cut Tape
$5.70
$5.36
$5.05
$4.92
Reel
$4.67
Min.: 1
Mult.: 1
: 1,500
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 1KBaseT 4PPoE 350uH 1Port 1500Vrms 1,672In Stock
Cut Tape
$19.17
$15.84
$13.65
Reel
$12.93
Min.: 1
Mult.: 1
: 400
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD 6,389In Stock
3,480Expected 2026-11-02
Cut Tape
$10.05
$9.69
$9.10
$8.57
Reel
$7.63
Min.: 1
Mult.: 1
: 290
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT 24P pitch 1.27mm 1.5KVrms isolation. PoE 350mA 6,959In Stock
Cut Tape
$12.00
$11.02
$9.94
$9.01
Reel
$7.83
Min.: 1
Mult.: 1
: 1,200
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN DP83822 SMT Transfrmr 100BT 1 Port ETR 2,071In Stock
7,500On Order
Cut Tape
$3.53
$3.44
Reel
$2.82
Min.: 1
Mult.: 1
: 750
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 100BT 1 Port 11,152In Stock
Cut Tape
$5.40
$4.98
$4.64
$4.29
Reel
$2.94
Min.: 1
Mult.: 1
: 600
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN 10/100 Base-TX SMT Transformer 1 Port 1,719In Stock
Cut Tape
$5.64
$5.11
$4.77
$4.41
Reel
$3.01
Min.: 1
Mult.: 1
: 650
Wurth Elektronik Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 100BT 1 Port 1,296In Stock
Cut Tape
$5.64
$5.11
$4.77
$4.41
Reel
$3.01
Min.: 1
Mult.: 1
: 600
Wurth Elektronik / Midcom Audio Transformers / Signal Transformers WE-LAN 1Port Trnsfmr 10/100 Base-T SMD 871In Stock
Cut Tape
$5.10
$4.59
$4.42
$4.28
Reel
$3.82
Min.: 1
Mult.: 1
: 600
Wurth Elektronik / Midcom Audio Transformers / Signal Transformers WE-LAN 10/100 Base-T SMD Trnsfmr 1 Port 1,488In Stock
1,600Expected 2027-04-30
Cut Tape
$7.78
$7.00
$6.22
$5.70
Reel
$4.42
Min.: 1
Mult.: 1
: 800
Wurth Elektronik / Midcom Audio Transformers / Signal Transformers WE-LAN DP83822 10/100 Base-T 1Port SMD Transfrme
1,680In Stock
2,600On Order
Cut Tape
$7.37
$6.83
$6.21
$5.63
Reel
$4.87
$4.42
Min.: 1
Mult.: 1
: 650
Wurth Elektronik / Midcom Audio Transformers / Signal Transformers WE-LAN 10/100 Base-T SMD 1 Port Transfrmr 2,994In Stock
3,000Expected 2026-10-26
Cut Tape
$5.66
$5.24
$4.81
$4.46
Reel
$3.34
Min.: 1
Mult.: 1
: 600