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2.9 mm Transformers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style
Audio Transformers / Signal Transformers WE-STST 4532 300uH 1Ch Sgl Pair Ether 749302010 Wurth Elektronik 1: $2.54 1,735In Stock	Mfr. Part No. 749302010 Mouser Part No 710-749302010	Wurth Elektronik	Audio Transformers / Signal Transformers WE-STST 4532 300uH 1Ch Sgl Pair Ether Learn More about Wurth Elektronik wurth single pair ethernet signal transformers	Datasheet	1,735In Stock	Cut Tape $2.54 $2.43 Reel $2.30 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers WE-STST 4532 2KuH 1Ch Sgl Pair Ether 749302011 Wurth Elektronik 1: $2.76 1,851In Stock	Mfr. Part No. 749302011 Mouser Part No 710-749302011	Wurth Elektronik	Audio Transformers / Signal Transformers WE-STST 4532 2KuH 1Ch Sgl Pair Ether Learn More about Wurth Elektronik wurth single pair ethernet signal transformers	Datasheet	1,851In Stock	Cut Tape $2.76 $2.64 $2.53 $2.47 $2.44 Reel $2.43 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers WE-STST 4532 110uH PoE+ 74930120 Wurth Elektronik 1: $2.16 1,904In Stock	Mfr. Part No. 74930120 Mouser Part No 710-74930120	Wurth Elektronik	Audio Transformers / Signal Transformers WE-STST 4532 110uH PoE+ Learn More about Wurth Elektronik wurth single pair ethernet signal transformers	Datasheet	1,904In Stock	Cut Tape $2.16 $1.78 $1.46 Reel $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Pulse Transformers 10G Hi Speed Ethernt Pulse Transformer ALT4532H-121-T10G TDK 1: $1.69 1,898In Stock 2,000Expected 14/12/2026	Mfr. Part No. ALT4532H-121-T10G Mouser Part No 810-ALT4532H121T10G	TDK	Pulse Transformers 10G Hi Speed Ethernt Pulse Transformer Learn More about TDK alt series	Datasheet	1,898In Stock 2,000Expected 14/12/2026	Cut Tape $1.69 $1.54 $1.44 $1.40 View Reel $1.14 $1.36 $1.33 $1.30 $1.26 $1.14 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT
Audio Transformers / Signal Transformers Chip LAN,10/100/1G xformer,PoE,4.7x3.2 SM453229-231N7Y Bourns 1: $0.63 15,015In Stock	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	15,015In Stock	Cut Tape $0.63 $0.552 $0.529 $0.501 Reel $0.386 View $0.482 $0.469 $0.461 $0.378 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: $0.59 42,855In 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	42,855In Stock 30,000Expected 03/05/2027	Cut Tape $0.59 $0.536 $0.503 $0.48 View Reel $0.408 $0.461 $0.449 $0.436 $0.408 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: $1.11 3,475In Stock 700Expected 28/10/2026	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	3,475In Stock 700Expected 28/10/2026	Cut Tape $1.11 $1.01 $0.942 $0.899 Reel $0.77 View $0.863 $0.84 $0.816 $0.718 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers LAN xfmr,10GbE,PoE+,IEEE SM453230-121N7YP Bourns 1: $1.21 3,878In Stock	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	3,878In Stock	Cut Tape $1.21 $1.10 $1.03 $0.942 Reel $0.828 View $0.932 $0.88 $0.722 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers WE-STST 4532 120uH 1Ch Sgl Pair Ether 74930100 Wurth Elektronik 1: $1.55 8,167In Stock	Mfr. Part No. 74930100 Mouser Part No 710-74930100	Wurth Elektronik	Audio Transformers / Signal Transformers WE-STST 4532 120uH 1Ch Sgl Pair Ether Learn More about Wurth Elektronik wurth single pair ethernet signal transformers	Datasheet	8,167In Stock	Cut Tape $1.55 $1.49 Reel $1.41 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers WE-STST 4532 110uH PoE 74930130 Wurth Elektronik 1: $2.34 3,150In Stock	Mfr. Part No. 74930130 Mouser Part No 710-74930130	Wurth Elektronik	Audio Transformers / Signal Transformers WE-STST 4532 110uH PoE Learn More about Wurth Elektronik wurth single pair ethernet signal transformers	Datasheet	3,150In Stock	Cut Tape $2.34 $2.18 $2.09 $2.03 View Reel $1.31 $1.82 $1.73 $1.66 $1.58 $1.31 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers LAN xfmr,10/100/1000 BASE-T,IEEE,AEC-Q SM453229A-381N7Y Bourns 1: $0.62 260In 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	260In Stock 22,000On Order On Order Ship Dates Mfr. No: SM453229A-381N7Y Stock: 260 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: 20 Weeks	Cut Tape $0.62 $0.565 $0.528 $0.506 Reel $0.398 View $0.486 $0.473 $0.459 $0.395 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers Chip LAN xfmr,1 /2.5/5G,4.7x3.2x2.9mm SM453230-181N7Y Bourns 1: $0.56 1,227In Stock	Mfr. Part No. SM453230-181N7Y Mouser Part No 652-SM453230-181N7Y	Bourns	Audio Transformers / Signal Transformers Chip LAN xfmr,1 /2.5/5G,4.7x3.2x2.9mm Learn More about Bourns sm453230 1x1n7y transformers	Datasheet	1,227In Stock	Cut Tape $0.56 $0.508 $0.488 $0.469 Reel $0.386 View $0.442 $0.434 $0.424 $0.371 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers LAN xfmr,1/2.5/5GbE,PoE+,IEEE SM453230-231N7YP Bourns 1: $0.60 2,276In Stock	Mfr. Part No. SM453230-231N7YP Mouser Part No 652-SM453230-231N7YP	Bourns	Audio Transformers / Signal Transformers LAN xfmr,1/2.5/5GbE,PoE+,IEEE Learn More about Bourns sm453230 x1n7yp transformers	Datasheet	2,276In Stock	Cut Tape $0.60 $0.527 $0.505 $0.486 Reel $0.436 View $0.473 $0.459 $0.353 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers WE-LAN DP83822 10/100 Base-T SMT Tr ansformer 1 Port 74930000 Wurth Elektronik 1: $1.29 123In Stock 120,000On Order	Mfr. Part No. 74930000 Mouser Part No 710-74930000	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN DP83822 10/100 Base-T SMT Tr ansformer 1 Port Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	123In Stock 120,000On Order On Order Ship Dates Mfr. No: 74930000 Stock: 123 Can Dispatch Immediately On Order: 56,000 Expected 16/10/2026 64,000 Expected 28/05/2027 Factory Lead Time: 35 Weeks	Cut Tape $1.29 $1.25 Reel $1.18 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Audio Transformers / Signal Transformers WE-STST ADIN1110 4532 350uH PoE 74930030 Wurth Elektronik 1: $2.16 170In Stock 14,000On Order	Mfr. Part No. 74930030 Mouser Part No 710-74930030	Wurth Elektronik	Audio Transformers / Signal Transformers WE-STST ADIN1110 4532 350uH PoE Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	170In Stock 14,000On Order On Order Ship Dates Mfr. No: 74930030 Stock: 170 Can Dispatch Immediately On Order: 6,000 Expected 30/10/2026 8,000 Expected 22/01/2027 Factory Lead Time: 35 Weeks	Cut Tape $2.16 $1.78 $1.46 Reel $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Pulse Transformers 1CT:1CT 200uH 1.5dB 35pF ALT4532-201-T001 TDK 1: $1.33 23,378On Order NRND	Mfr. Part No. ALT4532-201-T001 Mouser Part No 810-ALT4532-201-T001 NRND	TDK	Pulse Transformers 1CT:1CT 200uH 1.5dB 35pF	Datasheet	23,378On Order On Order Ship Dates Mfr. No: ALT4532-201-T001 Stock: 0 On Order: 1,378 Expected 02/11/2026 22,000 Expected 23/11/2026 Factory Lead Time: 10 Weeks	Cut Tape $1.33 $1.11 $1.08 $1.04 View Reel $0.895 $0.998 $0.975 $0.95 $0.895 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Pulse Transformers 2.5G/5G PoE Hi Speed Pulse Transformer ALT4532P-181-T05G TDK 1: $1.42 258,077Expected 15/02/2027	Mfr. Part No. ALT4532P-181-T05G Mouser Part No 810-ALT4532P181T05G	TDK	Pulse Transformers 2.5G/5G PoE Hi Speed Pulse Transformer Learn More about TDK alt series	Datasheet	258,077Expected 15/02/2027	Cut Tape $1.42 $1.29 $1.24 $1.20 View Reel $0.945 $1.16 $1.10 $1.07 $1.05 $0.945 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT

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