Transformers – Mouser Finland

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Bourns Magnetic Products are engineered to meet essential power application requirements for power conversion, isolation, EMC compliance, signal integrity, and increased power density. Bourns offers a broad, proven, and continually expanding portfolio of miniaturized, automotive grade, high quality, and high-reliability components. Bourns Magnetic Products are key elements in many of today’s breakthrough designs, such as electric vehicles, high power battery charging, e-mobility, renewable energy, energy storage, the Internet of Things (IoT), and industrial infrastructure.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Audio Transformers / Signal Transformers LAN XFMR MODULE,10/100TX,W CMC SM41126EL Bourns 1: 1,34 € 9 824In Stock 12 800Expected 17/12/2026	Mfr. Part No. SM41126EL Mouser Part No 652-SM41126EL	Bourns	Audio Transformers / Signal Transformers LAN XFMR MODULE,10/100TX,W CMC Learn More about Bourns sm41126el lan transformer	Datasheet	9 824In Stock 12 800Expected 17/12/2026	Cut Tape 1,34 € 1,22 € 1,14 € 1,10 € Reel 0,946 € View 1,06 € 0,955 € 0,92 € MouseReel Available	Min.: 1 Mult.: 1 : 800
Audio Transformers / Signal Transformers Chip LAN xfmr module,2.5 GbE,w CMC SM42002EL Bourns 1: 2,19 € 1 157In Stock	Mfr. Part No. SM42002EL Mouser Part No 652-SM42002EL	Bourns	Audio Transformers / Signal Transformers Chip LAN xfmr module,2.5 GbE,w CMC Learn More about Bourns ethernet chip lan transformer modules	Datasheet	1 157In Stock	Cut Tape 2,19 € 1,99 € 1,86 € 1,79 € Reel 1,63 € View 1,69 € 1,60 € 1,42 € 1,40 € MouseReel Available	Min.: 1 Mult.: 1 : 400
Audio Transformers / Signal Transformers Chip LAN,10/100/1G xformer,PoE,4.7x3.2 SM453229-231N7Y Bourns 1: 0,611 € 13 380In Stock 10 000Expected 22/04/2027	Mfr. Part No. SM453229-231N7Y Mouser Part No 652-SM453229-231N7Y	Bourns	Audio Transformers / Signal Transformers Chip LAN,10/100/1G xformer,PoE,4.7x3.2 Learn More about Bourns sm453229 transformers and inductors	Datasheet	13 380In Stock 10 000Expected 22/04/2027	Cut Tape 0,611 € 0,479 € 0,44 € 0,415 € Reel 0,332 € View 0,398 € 0,385 € 0,38 € 0,323 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Audio Transformers / Signal Transformers Chip LAN,10/100/1G xformer,4.7x3.2mm SM453229-381N7Y Bourns 1: 0,507 € 23 874In Stock 30 000Expected 03/05/2027	Mfr. Part No. SM453229-381N7Y Mouser Part No 652-SM453229-381N7Y	Bourns	Audio Transformers / Signal Transformers Chip LAN,10/100/1G xformer,4.7x3.2mm Learn More about Bourns sm453229 transformers and inductors	Datasheet	23 874In Stock 30 000Expected 03/05/2027	Cut Tape 0,507 € 0,464 € 0,433 € 0,415 € Reel 0,36 € View 0,398 € 0,385 € 0,379 € 0,356 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Audio Transformers / Signal Transformers Chip LAN xfmr,1 /2.5/5/10G,4.7x3.2x2.9mm SM453230-121N7Y Bourns 1: 0,955 € 4 135In Stock	Mfr. Part No. SM453230-121N7Y Mouser Part No 652-SM453230-121N7Y	Bourns	Audio Transformers / Signal Transformers Chip LAN xfmr,1 /2.5/5/10G,4.7x3.2x2.9mm Learn More about Bourns sm453230 1x1n7y transformers	Datasheet	4 135In Stock	Cut Tape 0,955 € 0,869 € 0,81 € 0,776 € Reel 0,664 € View 0,745 € 0,722 € 0,697 € 0,643 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Audio Transformers / Signal Transformers LAN Transformer 10/100/1000 Base-T SM51589PEL Bourns 1: 2,47 € 3 084In Stock 12 250Expected 06/11/2026	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	3 084In Stock 12 250Expected 06/11/2026	Cut Tape 2,47 € 2,24 € 2,08 € 2,02 € Reel 1,94 € View 1,88 € 1,87 € MouseReel Available	Min.: 1 Mult.: 1 : 350
Audio Transformers / Signal Transformers XFMER 1.2A POE SM51625EL Bourns 1: 2,21 € 6 721In Stock 10 500Expected 04/05/2027	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	6 721In Stock 10 500Expected 04/05/2027	Cut Tape 2,21 € 2,01 € 1,91 € 1,83 € Reel 1,62 € View 1,60 € 1,56 € 1,52 € MouseReel Available	Min.: 1 Mult.: 1 : 350
Power Transformers - Board Mount BMS Transformer/CMC, 6PIN, SGL, 4.3k VDC AEC-Q200 SM91502ALA-E Bourns 1: 2,02 € 7 931In Stock	Mfr. Part No. SM91502ALA-E Mouser Part No 652-SM91502ALA-E	Bourns	Power Transformers - Board Mount BMS Transformer/CMC, 6PIN, SGL, 4.3k VDC AEC-Q200 Learn More about Bourns sm91502ala bms signal transformers	Datasheet	7 931In Stock	Cut Tape 2,02 € 1,76 € 1,62 € 1,57 € View Reel 1,29 € 1,51 € 1,47 € 1,43 € 1,37 € 1,29 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000				PCB Mount
Power Transformers - Board Mount BMS Transfomer/CMC, 6PIN,SGL, DC7.64KVDC SM91527L-E Bourns 1: 5,84 € 1 267In Stock	Mfr. Part No. SM91527L-E Mouser Part No 652-SM91527L	Bourns	Power Transformers - Board Mount BMS Transfomer/CMC, 6PIN,SGL, DC7.64KVDC Learn More about Bourns sm915xxl	Datasheet	1 267In Stock	Cut Tape 5,84 € 5,13 € 4,92 € 4,90 € Reel 4,39 € View 4,76 € 4,52 € 4,28 € 3,77 € MouseReel Available	Min.: 1 Mult.: 1 : 600				PCB Mount
Current Transformers - Board Mount RDS 10-3,3 055650 Bourns 1: 7,11 € 115In Stock	Mfr. Part No. 055650 Mouser Part No 652-55650	Bourns	Current Transformers - Board Mount RDS 10-3,3 Learn More about Bourns 0556x current sense transformers	Datasheet	115In Stock	7,11 € 6,97 € 6,85 € 6,08 € View 5,33 € 3,87 € 2,87 € 2,82 €	Min.: 1 Mult.: 1
Current Transformers - Board Mount SP-R 14/9/5 055652 Bourns 1: 4,59 € 118In Stock	Mfr. Part No. 055652 Mouser Part No 652-55652	Bourns	Current Transformers - Board Mount SP-R 14/9/5 Learn More about Bourns 0556x current sense transformers	Datasheet	118In Stock	4,59 € 3,98 € 3,58 € 3,57 € View 3,08 € 3,04 €	Min.: 1 Mult.: 1
Current Transformers - Board Mount SP-R 14/9/5 055653 Bourns 1: 7,70 € 118In Stock	Mfr. Part No. 055653 Mouser Part No 652-55653	Bourns	Current Transformers - Board Mount SP-R 14/9/5 Learn More about Bourns 0556x current sense transformers	Datasheet	118In Stock	7,70 € 7,56 € 7,41 € 6,48 € View 5,56 € 3,96 € 2,94 € 2,88 €	Min.: 1 Mult.: 1
Current Transformers - Board Mount SP-R 14/9/5 055654 Bourns 1: 6,97 € 118In Stock	Mfr. Part No. 055654 Mouser Part No 652-55654	Bourns	Current Transformers - Board Mount SP-R 14/9/5 Learn More about Bourns 0556x current sense transformers	Datasheet	118In Stock	6,97 € 6,85 € 6,72 € 6,01 € View 5,32 € 3,96 € 2,93 € 2,88 €	Min.: 1 Mult.: 1
Current Transformers - Board Mount SP-R 13/10/6 055658 Bourns 1: 9,12 € 76In Stock	Mfr. Part No. 055658 Mouser Part No 652-55658	Bourns	Current Transformers - Board Mount SP-R 13/10/6 Learn More about Bourns 0556x current sense transformers	Datasheet	76In Stock	9,12 € 8,95 € 8,76 € 8,11 € View 7,46 € 5,89 € 4,26 € 4,18 €	Min.: 1 Mult.: 1
Current Transformers - Board Mount SP-R 14/9/5 055662 Bourns 1: 6,90 € 65In Stock	Mfr. Part No. 055662 Mouser Part No 652-55662	Bourns	Current Transformers - Board Mount SP-R 14/9/5 Learn More about Bourns 0556x current sense transformers	Datasheet	65In Stock	6,90 € 6,07 € 5,53 € 5,33 € View 3,04 € 2,36 € 2,24 €	Min.: 1 Mult.: 1
Current Transformers - Board Mount SP-R 14/9/5 055663 Bourns 1: 4,06 € 61In Stock	Mfr. Part No. 055663 Mouser Part No 652-55663	Bourns	Current Transformers - Board Mount SP-R 14/9/5 Learn More about Bourns 0556x current sense transformers	Datasheet	61In Stock	4,06 € 3,55 € 3,18 € 3,17 € View 2,70 € 2,61 €	Min.: 1 Mult.: 1
Current Transformers - Board Mount SP-R 13/10/6 055664 Bourns 1: 4,17 € 118In Stock	Mfr. Part No. 055664 Mouser Part No 652-55664	Bourns	Current Transformers - Board Mount SP-R 13/10/6 Learn More about Bourns 0556x current sense transformers	Datasheet	118In Stock	4,17 € 3,66 € 3,27 € 3,24 € View 3,23 € 2,81 € 2,77 €	Min.: 1 Mult.: 1
Power Transformers - Board Mount Offline Flyback Transformers w/ Reinforced Insulation 063929 Bourns 1: 3,97 € 214In Stock	Mfr. Part No. 063929 Mouser Part No 652-63929	Bourns	Power Transformers - Board Mount Offline Flyback Transformers w/ Reinforced Insulation Learn More about Bourns 063x 093830 0949x flyback transformers	Datasheet	214In Stock	3,97 € 3,42 € 3,01 € 2,92 € View 2,83 € 2,80 € 2,78 € 2,69 € 2,40 €	Min.: 1 Mult.: 1	4 W	85 VAC to 265 VAC	6 V	PCB Mount
Power Transformers - Board Mount HCT Transformer, 15mm CR, 3+3PIN, 7.62kVDC,-40 to 125 C HCTSM150102HL-E Bourns 1: 8,39 € 5In Stock 6 200On Order	Mfr. Part No. HCTSM150102HL-E Mouser Part No 652-HCTSM150102HL-E	Bourns	Power Transformers - Board Mount HCT Transformer, 15mm CR, 3+3PIN, 7.62kVDC,-40 to 125 C Learn More about Bourns hctsm150102hl transformer	Datasheet	5In Stock 6 200On Order On Order Ship Dates Mfr. No: HCTSM150102HL-E Stock: 5 Can Dispatch Immediately On Order: 3 200 Expected 04/06/2027 3 000 Expected 02/08/2027 Factory Lead Time: 24 Weeks	Cut Tape 8,39 € 7,10 € 6,81 € 6,60 € Reel 6,12 € View 6,39 € 5,93 € 5,74 € MouseReel Available	Min.: 1 Mult.: 1 : 200				SMD/SMT
Audio Transformers / Signal Transformers LINE MATCHING TRANS LM-LP-1001L Bourns 1: 3,05 € 54In Stock 1 008Expected 16/11/2026	Mfr. Part No. LM-LP-1001L Mouser Part No 652-LM-LP-1001L	Bourns	Audio Transformers / Signal Transformers LINE MATCHING TRANS Learn More about Bourns power supply solutions	Datasheet	54In Stock 1 008Expected 16/11/2026	3,05 € 2,48 € 2,38 € 2,22 € View 2,06 € 2,00 € 1,85 € 1,81 € 1,79 €	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers 1KHz 90ohm 10% LM-NP-1005L Bourns 1: 6,68 € 168In Stock	Mfr. Part No. LM-NP-1005L Mouser Part No 652-LM-NP-1005L	Bourns	Audio Transformers / Signal Transformers 1KHz 90ohm 10% Learn More about Bourns power supply solutions	Datasheet	168In Stock	6,68 € 6,03 € 5,64 € 5,44 € View 5,28 € 5,20 € 5,03 € 4,88 € 4,76 €	Min.: 1 Mult.: 1
Power Transformers - Board Mount Push-Pull Func-Insultn 5V 1:1.1 1.5W PAD002-T764111S Bourns 1: 1,78 € 635In Stock 6 400Expected 13/11/2026	Mfr. Part No. PAD002-T764111S Mouser Part No 652-PAD002-T764111S	Bourns	Power Transformers - Board Mount Push-Pull Func-Insultn 5V 1:1.1 1.5W Learn More about Bourns pad00x t764	Datasheet	635In Stock 6 400Expected 13/11/2026	Cut Tape 1,78 € 1,62 € 1,51 € 1,46 € Reel 1,31 € View 1,42 € 1,40 € 1,28 € MouseReel Available	Min.: 1 Mult.: 1 : 800	2 W			PCB Mount
Current Transformers - Industrial Transformer,36.83mm,75A,12V,160? PCP300-T414250S Bourns 1: 16,86 € 99In Stock New At Mouser	Mfr. Part No. PCP300-T414250S Mouser Part No 652-PCP300-T414250S New At Mouser	Bourns	Current Transformers - Industrial Transformer,36.83mm,75A,12V,160? Learn More about Bourns pcp300 t414250s current transformers	Datasheet	99In Stock	16,86 € 15,19 € 14,55 € 14,10 € View 13,83 € 13,36 € 12,97 € Quote	Min.: 1 Mult.: 1				Free Hanging
Audio Transformers / Signal Transformers LAN xfmr,10/100/1000 BASE-T,IEEE,AEC-Q SM453229A-381N7Y Bourns 1: 0,533 € 104In Stock 22 000On Order	Mfr. Part No. SM453229A-381N7Y Mouser Part No 652-SM453229A-381N7Y	Bourns	Audio Transformers / Signal Transformers LAN xfmr,10/100/1000 BASE-T,IEEE,AEC-Q Learn More about Bourns automotive grade chip lan transformer	Datasheet	104In Stock 22 000On Order On Order Ship Dates Mfr. No: SM453229A-381N7Y Stock: 104 Can Dispatch Immediately On Order: 10 000 Expected 25/01/2027 6 000 Expected 17/02/2027 6 000 Expected 04/03/2027 Factory Lead Time: 22 Weeks	Cut Tape 0,533 € 0,486 € 0,454 € 0,437 € Reel 0,363 € View 0,419 € 0,406 € 0,40 € 0,34 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Audio Transformers / Signal Transformers LAN xfmr,10GbE,PoE+,IEEE SM453230-121N7YP Bourns 1: 1,18 € 1 278In Stock 4 000On Order	Mfr. Part No. SM453230-121N7YP Mouser Part No 652-SM453230-121N7YP	Bourns	Audio Transformers / Signal Transformers LAN xfmr,10GbE,PoE+,IEEE Learn More about Bourns sm453230 x1n7yp transformers	Datasheet	1 278In Stock 4 000On Order On Order Ship Dates Mfr. No: SM453230-121N7YP Stock: 1 278 Can Dispatch Immediately On Order: 2 000 Expected 21/01/2027 2 000 Expected 28/04/2027 Factory Lead Time: 22 Weeks	Cut Tape 1,18 € 0,989 € 0,869 € 0,82 € Reel 0,611 € View 0,788 € 0,764 € 0,74 € 0,599 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000

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