Transformers – Mouser Singapore

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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 (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Mounting Style
	Audio Transformers / Signal Transformers LAN Transformer/CMC,12PIN,100Base,SGL,4.0kVAC, -40 to 105C SM91078L-E Bourns 1: $14.96 1,145In Stock	Mfr. Part No. SM91078L-E Mouser Part No 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	1,145In Stock	Cut Tape $14.96 $14.95 $12.38 $11.90 Reel $9.41 View $11.40 $11.10 $7.47 MouseReel Available	Min.: 1 Mult.: 1 : 400
	Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC SM91509AL-E Bourns 1: $6.57 1,938In Stock	Mfr. Part No. SM91509AL-E Mouser Part No 652-SM91509AL-E	Bourns	Power Transformers - Board Mount BMS transformer/CMC,12PIN,DUAL, 4.3KVDC Learn More about Bourns bms transformers	Datasheet	1,938In Stock	Cut Tape $6.57 $5.86 $5.63 $5.45 View Reel $4.56 $5.29 $5.07 $4.91 $4.57 $4.56 MouseReel Available	Min.: 1 Mult.: 1 : 2,000		PCB Mount
	Audio Transformers / Signal Transformers LAN 10/100 Tin Potted PT61017PEL Bourns 1: $2.14 24,073In Stock	Mfr. Part No. PT61017PEL Mouser Part No 652-PT61017PEL	Bourns	Audio Transformers / Signal Transformers LAN 10/100 Tin Potted Learn More about Bourns power supply solutions	Datasheet	24,073In Stock	Cut Tape $2.14 $1.94 $1.81 $1.75 Reel $1.41 View $1.69 $1.40 MouseReel Available	Min.: 1 Mult.: 1 : 600
	Audio Transformers / Signal Transformers XFMER 1.2A POE SM51625EL Bourns 1: $3.60 9,998In Stock 4,550Expected 12/10/2026	Mfr. Part No. SM51625EL Mouser Part No 652-SM51625EL	Bourns	Audio Transformers / Signal Transformers XFMER 1.2A POE Learn More about Bourns SM51625EL lan transformer	Datasheet	9,998In Stock 4,550Expected 12/10/2026	Cut Tape $3.60 $3.29 $3.01 $2.90 Reel $2.68 View $2.60 $2.49 $2.45 $2.28 MouseReel Available	Min.: 1 Mult.: 1 : 350
	Audio Transformers / Signal Transformers 350uHmin 1CT:1CT OP -40C to +85C PT61018PEL Bourns 1: $1.82 4,448In Stock 6,600Expected 29/12/2026	Mfr. Part No. PT61018PEL Mouser Part No 652-PT61018PEL	Bourns	Audio Transformers / Signal Transformers 350uHmin 1CT:1CT OP -40C to +85C Learn More about Bourns power supply solutions	Datasheet	4,448In Stock 6,600Expected 29/12/2026	Cut Tape $1.82 $1.66 $1.55 $1.50 Reel $1.39 View $1.44 $1.31 $1.26 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 600
	Audio Transformers / Signal Transformers 350uHmin. .50uHmax. OP -40C to +85C PT61020EL Bourns 1: $3.66 6,125In Stock 10,500Expected 25/9/2026	Mfr. Part No. PT61020EL Mouser Part No 652-PT61020EL	Bourns	Audio Transformers / Signal Transformers 350uHmin. .50uHmax. OP -40C to +85C Learn More about Bourns power supply solutions	Datasheet	6,125In Stock 10,500Expected 25/9/2026	Cut Tape $3.66 $3.32 $3.03 $2.91 Reel $2.64 View $2.77 $2.50 $2.48 $2.38 MouseReel Available	Min.: 1 Mult.: 1 : 700
	Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER PT61022XEL Bourns 1: $6.20 1,064In Stock	Mfr. Part No. PT61022XEL Mouser Part No 652-PT61022XEL	Bourns	Audio Transformers / Signal Transformers MAGNETICS LAN TRANSFORMER Learn More about Bourns power supply solutions	Datasheet	1,064In Stock	Cut Tape $6.20 $5.11 $5.00 $4.84 Reel $4.15 View $4.38 $4.27 $4.00	Min.: 1 Mult.: 1 : 500
	Audio Transformers / Signal Transformers LAN Transformer 10/100/1000 Base-T SM51589PEL Bourns 1: $3.90 1,535In Stock 17,150On Order	Mfr. Part No. SM51589PEL Mouser Part No 652-SM51589PEL	Bourns	Audio Transformers / Signal Transformers LAN Transformer 10/100/1000 Base-T Learn More about Bourns SM51589PEL	Datasheet	1,535In Stock 17,150On Order On Order Ship Dates Mfr. No: SM51589PEL Stock: 1,535 Can Dispatch Immediately On Order: 4,900 Expected 4/11/2026 12,250 Expected 8/12/2026 Factory Lead Time: 20 Weeks	Cut Tape $3.90 $3.54 $3.28 $3.14 Reel $2.94 View $2.84 $2.69 MouseReel Available	Min.: 1 Mult.: 1 : 350
	Audio Transformers / Signal Transformers T1/E1 Potted SM75057PEL Bourns 3,600: $2.43 Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. SM75057PEL Mouser Part No 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 $2.43 $2.20	Min.: 3,600 Mult.: 600 : 600