Transformers – Mouser Denmark

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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.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (DKK) Filter the results in the table by unit price based on your quantity.	Qty.
Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 4500Vrm 7490140122B Wurth Elektronik 1: 58,86 kr. 765In Stock	Mfr. Part No. 7490140122B Mouser Part No 710-7490140122B	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 4500Vrm Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	765In Stock	Cut Tape 58,86 kr. 48,94 kr. 44,54 kr. 40,51 kr. Reel 36,63 kr. MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 4500Vrm 7490140123B Wurth Elektronik 1: 76,69 kr. 700In Stock	Mfr. Part No. 7490140123B Mouser Part No 710-7490140123B	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN 10/100BaseT nonPoE 350uH 4500Vrm Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	700In Stock	Cut Tape 76,69 kr. 63,93 kr. 58,11 kr. 55,73 kr. Reel 52,89 kr. MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port 749020010A Wurth Elektronik 1: 44,39 kr. 3.462In Stock	Mfr. Part No. 749020010A Mouser Part No 710-749020010A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	3.462In Stock	Cut Tape 44,39 kr. 40,58 kr. 37,52 kr. 35,21 kr. Reel 33,42 kr. 32,00 kr. MouseReel Available	Min.: 1 Mult.: 1 : 400
Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port ETR 749020011A Wurth Elektronik 1: 44,39 kr. 2.850In Stock 2.400On Order	Mfr. Part No. 749020011A Mouser Part No 710-749020011A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port ETR Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	2.850In Stock 2.400On Order On Order Ship Dates Mfr. No: 749020011A Stock: 2.850 Can Dispatch Immediately On Order: 400 Expected 16/10/2026 2.000 Expected 30/10/2026 Factory Lead Time: 16 Weeks	Cut Tape 44,39 kr. 40,58 kr. 37,52 kr. 35,21 kr. Reel 33,42 kr. 32,00 kr. MouseReel Available	Min.: 1 Mult.: 1 : 400
Audio Transformers / Signal Transformers WE-LAN SMT TRANSFMR 1000BT 1Port PoE+ETR 749022011 Wurth Elektronik 1: 41,48 kr. 2.046In Stock	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	2.046In Stock	Cut Tape 41,48 kr. 39,99 kr. 37,75 kr. 33,57 kr. Reel 31,85 kr. MouseReel Available	Min.: 1 Mult.: 1 : 375
Audio Transformers / Signal Transformers WE-LAN 1KBaseT 4PPoE 350uH 1Port 1500Vrms 7490220115 Wurth Elektronik 1: 85,42 kr. 932In Stock 800Expected 16/10/2026	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	932In Stock 800Expected 16/10/2026	Cut Tape 85,42 kr. 70,57 kr. 60,80 kr. Reel 57,59 kr. MouseReel Available	Min.: 1 Mult.: 1 : 400
Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD 7490220120 Wurth Elektronik 1: 38,12 kr. 2.048In Stock 1.600Expected 16/10/2026	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 16/10/2026	Cut Tape 38,12 kr. 36,78 kr. 34,54 kr. 32,53 kr. Reel 29,17 kr. MouseReel Available	Min.: 1 Mult.: 1 : 400
Audio Transformers / Signal Transformers WE-LAN 10/100/1000 1Port ETR Base T SMD 7490220121 Wurth Elektronik / Midcom 1: 41,48 kr. 1.529In Stock	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	1.529In Stock	Cut Tape 41,48 kr. 40,06 kr. 37,60 kr. 35,36 kr. Reel 31,48 kr. MouseReel Available	Min.: 1 Mult.: 1 : 320
Audio Transformers / Signal Transformers WE-LAN SMD Transfrmr 10/100/1000Base-T 7490220123 Wurth Elektronik 1: 41,48 kr. 142In Stock 3.480On Order	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	142In Stock 3.480On Order On Order Ship Dates Mfr. No: 7490220123 Stock: 142 Can Dispatch Immediately On Order: 1.740 Pending 1.740 Expected 20/11/2026 Factory Lead Time: 16 Weeks	Cut Tape 41,48 kr. 40,06 kr. 37,60 kr. 35,36 kr. Reel 31,48 kr. MouseReel Available	Min.: 1 Mult.: 1 : 290
Audio Transformers / Signal Transformers WE-LAN AQ 1KBaseT 4PPoE 150uH 1500Vrms 749022310 Wurth Elektronik 1: 33,87 kr. 1.074In Stock 1.600Expected 02/10/2026	Mfr. Part No. 749022310 Mouser Part No 710-749022310	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN AQ 1KBaseT 4PPoE 150uH 1500Vrms Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	1.074In Stock 1.600Expected 02/10/2026	Cut Tape 33,87 kr. 31,18 kr. 27,75 kr. 25,44 kr. Reel 19,69 kr. MouseReel Available	Min.: 1 Mult.: 1 : 800
Audio Transformers / Signal Transformers WE-LAN AQ 1KBaseT 4PPoE 180uH 1500Vrms 749023310 Wurth Elektronik 1: 33,87 kr. 1.590In Stock	Mfr. Part No. 749023310 Mouser Part No 710-749023310	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN AQ 1KBaseT 4PPoE 180uH 1500Vrms Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	1.590In Stock	Cut Tape 33,87 kr. 31,18 kr. 27,75 kr. 25,44 kr. Reel 19,69 kr. MouseReel Available	Min.: 1 Mult.: 1 : 800
Audio Transformers / Signal Transformers WE-LAN 10/100/1000 Base-T SMT Transformer 1 Port 40pin pitch 1.27mm 7490240140 Wurth Elektronik 1: 76,69 kr. 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 76,69 kr. 63,93 kr. 58,11 kr. 52,82 kr. Reel 49,83 kr. MouseReel Available	Min.: 1 Mult.: 1 : 200
Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port 4PPoE Trnsfmr 749052050 Wurth Elektronik 1: 100,78 kr. 854In Stock 870Expected 06/11/2026	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	854In Stock 870Expected 06/11/2026	Cut Tape 100,78 kr. 84,22 kr. 72,96 kr. 66,24 kr. Reel 62,89 kr. MouseReel Available	Min.: 1 Mult.: 1 : 290
Audio Transformers / Signal Transformers WE-LAN 10/100 Base-TX SMT Transformer 1Port 12pin pitch 2.54mm 4KVrms isolation 7490140141 Wurth Elektronik 1: 41,48 kr. 225In Stock 600Expected 11/12/2026	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	225In Stock 600Expected 11/12/2026	Cut Tape 41,48 kr. 39,99 kr. 37,75 kr. 35,51 kr. Reel 31,78 kr. MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers WE-LAN 1000Base-T 350uH 1Port 1500Vrms 749020023A Wurth Elektronik 1: 38,27 kr. 57.587Expected 16/10/2026	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	57.587Expected 16/10/2026	Cut Tape 38,27 kr. 31,71 kr. 26,63 kr. 24,25 kr. Reel 21,78 kr. MouseReel Available	Min.: 1 Mult.: 1 : 800
Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port Transformer 749050010A Wurth Elektronik 1: 51,85 kr. 225In Stock 800On Order	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	225In Stock 800On Order On Order Ship Dates Mfr. No: 749050010A Stock: 225 Can Dispatch Immediately On Order: 400 Expected 16/10/2026 400 Expected 30/10/2026 Factory Lead Time: 14 Weeks	Cut Tape 51,85 kr. 46,77 kr. 44,83 kr. 43,49 kr. Reel 37,30 kr. View 42,15 kr. 35,44 kr. MouseReel Available	Min.: 1 Mult.: 1 : 400
Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port ETR Trnsfmr 749050017 Wurth Elektronik 1: 84,22 kr. 45In Stock 900On Order	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	45In Stock 900On Order On Order Ship Dates Mfr. No: 749050017 Stock: 45 Can Dispatch Immediately On Order: 450 Expected 02/10/2026 450 Expected 23/10/2026 Factory Lead Time: 16 Weeks	Cut Tape 84,22 kr. 69,90 kr. 60,72 kr. 54,91 kr. Reel 52,15 kr. MouseReel Available	Min.: 1 Mult.: 1 : 450
Audio Transformers / Signal Transformers WE-LAN 10GBase-T SMD 1 Port ETR Trnsfmr 749050018 Wurth Elektronik 1: 84,22 kr. 89In Stock 450On Order	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 450On Order	Cut Tape 84,22 kr. 69,90 kr. 60,72 kr. 54,91 kr. Reel 52,15 kr. MouseReel Available	Min.: 1 Mult.: 1 : 450
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: 98,47 kr. 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 98,47 kr. 90,42 kr. 81,54 kr. 74,00 kr. Reel 64,31 kr. MouseReel Available	Min.: 1 Mult.: 1 : 290
Audio Transformers / Signal Transformers WE-LAN AQ 10/100BasT 4PPoE 150uH 1500Vrms 749012310 Wurth Elektronik 1: 34,91 kr. 800Expected 05/03/2027	Mfr. Part No. 749012310 Mouser Part No 710-749012310	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN AQ 10/100BasT 4PPoE 150uH 1500Vrms Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	800Expected 05/03/2027	Cut Tape 34,91 kr. 32,82 kr. 32,23 kr. 29,54 kr. View Reel 20,89 kr. 26,48 kr. 26,18 kr. 25,89 kr. 20,89 kr. MouseReel Available	Min.: 1 Mult.: 1 : 800
Audio Transformers / Signal Transformers WE-LAN Trans 1 Port 1000BT 1 Port 749023010A Wurth Elektronik 1: 44,39 kr. 800Expected 02/10/2026	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 02/10/2026	Cut Tape 44,39 kr. 40,58 kr. 37,52 kr. 35,29 kr. Reel 33,42 kr. 32,00 kr. MouseReel Available	Min.: 1 Mult.: 1 : 400
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: 76,69 kr. 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 16/10/2026 720 Expected 23/10/2026 Factory Lead Time: 18 Weeks	Cut Tape 76,69 kr. 63,93 kr. 58,11 kr. 52,82 kr. Reel 45,58 kr. MouseReel Available	Min.: 1 Mult.: 1 : 240
Audio Transformers / Signal Transformers WE-LAN AQ 10/100BasT 4PPoE 180uH 1500Vrms 749013310 Wurth Elektronik 1: 34,39 kr. Non-Stocked Lead-Time 35 Weeks	Mfr. Part No. 749013310 Mouser Part No 710-749013310	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN AQ 10/100BasT 4PPoE 180uH 1500Vrms Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	Non-Stocked Lead-Time 35 Weeks	Cut Tape 34,39 kr. 32,38 kr. 31,85 kr. 29,32 kr. View Reel 20,66 kr. 26,48 kr. 26,33 kr. 20,66 kr. MouseReel Available	Min.: 1 Mult.: 1 : 800
Audio Transformers / Signal Transformers WE-LAN 1Port SMD Trnsfmr 749014011 Wurth Elektronik 250: 59,98 kr. 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	Reel 59,98 kr. 57,96 kr.	Min.: 250 Mult.: 250 : 250
Audio Transformers / Signal Transformers WE-LAN 10/100 Base-T 1Port SMD Transfrme 749014018 Wurth Elektronik 1.200: 70,94 kr. 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 70,94 kr.	Min.: 1.200 Mult.: 300 : 300

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