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Telecom Transformers

Bourns Telecom Transformers include LAN transformers, surface-mount chip inductors, power chokes, chip beads, chip bead arrays, and radial-leaded and axial-leaded inductors. This Bourns product line also includes AEC-Q200-compliant transformers for automotive uses.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CRC) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS
	Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC SM91509AL-E Bourns 1: ₡2 456,60 1 928In Stock	Mfr. Part # SM91509AL-E Mouser Part # 652-SM91509AL-E	Bourns	Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC Learn More about Bourns bms transformers	Datasheet	1 928In Stock	Cut Tape ₡2 456,60 ₡2 290,05 ₡2 154,73 ₡2 087,07 View Reel ₡1 717,54 ₡2 024,61 ₡1 941,34 ₡1 878,88 ₡1 722,74 ₡1 717,54 MouseReel Available	Min.: 1 Mult.: 1 : 2 000
	Audio Transformers / Signal Transformers LAN 10/100 Tin Potted PT61017PEL Bourns 1: ₡817,13 23 128In Stock	Mfr. Part # PT61017PEL Mouser Part # 652-PT61017PEL	Bourns	Audio Transformers / Signal Transformers LAN 10/100 Tin Potted Learn More about Bourns power supply solutions	Datasheet	23 128In Stock	Cut Tape ₡817,13 ₡744,27 ₡692,22 ₡671,40 Reel ₡497,04 View ₡645,38 ₡483,51 ₡481,43 ₡465,82 MouseReel Available	Min.: 1 Mult.: 1 : 600
	Audio Transformers / Signal Transformers 350uHmin. .50uHmax. OP -40C to +85C PT61020EL Bourns 1: ₡1 400,05 15 175In Stock	Mfr. Part # PT61020EL Mouser Part # 652-PT61020EL	Bourns	Audio Transformers / Signal Transformers 350uHmin. .50uHmax. OP -40C to +85C Learn More about Bourns power supply solutions	Datasheet	15 175In Stock	Cut Tape ₡1 400,05 ₡1 269,94 ₡1 181,46 ₡1 139,82 Reel ₡1 020,11 View ₡1 082,57 ₡973,27 ₡947,25 ₡926,43 MouseReel Available	Min.: 1 Mult.: 1 : 700
	Audio Transformers / Signal Transformers LAN Transformer/CMC,12PIN,100Base,SGL,4.0kVAC, -40 to 105C SM91078L-E Bourns 1: ₡6 537,05 144In Stock	Mfr. Part # SM91078L-E Mouser Part # 652-SM91078L-E	Bourns	Audio Transformers / Signal Transformers LAN Transformer/CMC,12PIN,100Base,SGL,4.0kVAC, -40 to 105C Learn More about Bourns sm91078l transformer	Datasheet	144In Stock	Cut Tape ₡6 537,05 ₡6 531,84 ₡5 537,75 ₡5 355,59 Reel ₡3 075,95 View ₡5 163,02 ₡3 580,80 ₡3 065,54 Quote MouseReel Available	Min.: 1 Mult.: 1 : 400
	Audio Transformers / Signal Transformers 350uHmin 1CT:1CT OP -40C to +85C PT61018PEL Bourns 1: ₡697,42 3 103In Stock 6 600Expected 11/13/2026	Mfr. Part # PT61018PEL Mouser Part # 652-PT61018PEL	Bourns	Audio Transformers / Signal Transformers 350uHmin 1CT:1CT OP -40C to +85C Learn More about Bourns power supply solutions	Datasheet	3 103In Stock 6 600Expected 11/13/2026	Cut Tape ₡697,42 ₡634,97 ₡593,33 ₡567,31 Reel ₡530,87 View ₡551,69 ₡499,65 ₡475,18 MouseReel Available	Min.: 1 Mult.: 1 : 600
	Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER PT61022XEL Bourns 1: ₡2 373,32 1 050In Stock	Mfr. Part # PT61022XEL Mouser Part # 652-PT61022XEL	Bourns	Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER Learn More about Bourns power supply solutions	Datasheet	1 050In Stock	Cut Tape ₡2 373,32 ₡1 956,95 ₡1 852,86 ₡1 738,35 Reel ₡1 639,47 View ₡1 686,31 ₡1 556,19 ₡1 540,58	Min.: 1 Mult.: 1 : 500
	Audio Transformers / Signal Transformers LAN Transformer 10/100/1000 Base-T SM51589PEL Bourns 1: ₡1 493,74 3 114In Stock 12 250Expected 11/6/2026	Mfr. Part # SM51589PEL Mouser Part # 652-SM51589PEL	Bourns	Audio Transformers / Signal Transformers LAN Transformer 10/100/1000 Base-T Learn More about Bourns SM51589PEL	Datasheet	3 114In Stock 12 250Expected 11/6/2026	Cut Tape ₡1 493,74 ₡1 353,21 ₡1 259,53 ₡1 223,09 Reel ₡1 171,05 View ₡1 139,82 ₡1 077,36 ₡1 046,14 ₡1 020,11 MouseReel Available	Min.: 1 Mult.: 1 : 350
	Audio Transformers / Signal Transformers XFMER 1.2A POE SM51625EL Bourns 1: ₡1 337,60 7 421In Stock 10 500Expected 5/4/2027	Mfr. Part # SM51625EL Mouser Part # 652-SM51625EL	Bourns	Audio Transformers / Signal Transformers XFMER 1.2A POE Learn More about Bourns SM51625EL lan transformer	Datasheet	7 421In Stock 10 500Expected 5/4/2027	Cut Tape ₡1 337,60 ₡1 217,89 ₡1 155,43 ₡1 108,59 Reel ₡978,47 View ₡962,86 ₡942,04 ₡921,22 MouseReel Available	Min.: 1 Mult.: 1 : 350
	Audio Transformers / Signal Transformers T1/E1 Potted SM75057PEL Bourns 3 600: ₡931,63 Non-Stocked Lead-Time 20 Weeks	Mfr. Part # SM75057PEL Mouser Part # 652-SM75057PEL	Bourns	Audio Transformers / Signal Transformers T1/E1 Potted Learn More about Bourns SM7505xPEL T1E1 transformers	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape ₡931,63 ₡858,77	Min.: 3 600 Mult.: 600 : 600