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Ferrite Audio Transformers / Signal 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.	Product	Type	Termination Style	Frequency Range	Inductance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Qualification	Packaging
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz WBC9-1LC Coilcraft 1: $6.61 529In Stock	Mfr. Part No. WBC9-1LC Mouser Part No 994-WBC9-1LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz	Datasheet	529In Stock	Cut Tape $6.61 $5.64 $4.82 Reel $4.36 $4.34 MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT	300 kHz to 500 MHz	81 uH	300 V	- 40 C	+ 85 C		4.45 mm x 4.19 mm x 3.05 mm	4.45 mm	4.19 mm	3.05 mm	WBC		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flyback PoE 24W 21uH 12V 6.3A POE24PR-12ED Coilcraft 1: $6.39 1,275In Stock 450Expected 12/11/2026	Mfr. Part No. POE24PR-12ED Mouser Part No 994-POE24PR-12ED	Coilcraft	Audio Transformers / Signal Transformers Flyback PoE 24W 21uH 12V 6.3A Learn More about Coilcraft flyback forward poe transformers	Datasheet	1,275In Stock 450Expected 12/11/2026	Cut Tape $6.39 $4.96 $4.76 $4.62 Reel $4.21 View $4.46 $4.07 $3.93 $3.91 MouseReel Available	Min.: 1 Mult.: 1 : 150	PoE Transformers	Flyback	SMD/SMT	200 kHz	21 uH		- 40 C	+ 125 C	Single		14.5 mm	13 mm	14 mm	POE21PR		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A HPX2126LD Coilcraft 1: $10.26 532In Stock	Mfr. Part No. HPX2126LD Mouser Part No 994-HPX2126LD	Coilcraft	Audio Transformers / Signal Transformers PoE Plus 850uH DCR=0.24mOhms 1.9A Learn More about Coilcraft high power poe single path magnetics	Datasheet	532In Stock	Cut Tape $10.26 $9.07 $8.64 $8.48 Reel $7.88 View $8.22 $7.62 $7.38 MouseReel Available	Min.: 1 Mult.: 1 : 300	PoE Transformers	Isolated	SMD/SMT	100 kHz	850 uH	1.5 kV	- 40 C	+ 85 C	Single		15.75 mm	14.22 mm	10.8 mm	HPX2126L		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PL160 300W 0.0106Ohm Planar Trnsfmr PL300-102L Coilcraft 1: $16.49 263In Stock 225Expected 05/02/2027	Mfr. Part No. PL300-102L Mouser Part No 994-PL300-102L	Coilcraft	Audio Transformers / Signal Transformers PL160 300W 0.0106Ohm Planar Trnsfmr Learn More about Coilcraft pl160 pl300	Datasheet	263In Stock 225Expected 05/02/2027	$16.49 $14.01 $13.74 $13.23 View $12.60 $12.23	Min.: 1 Mult.: 1		Planar	Quick Connect	200 kHz to 700 kHz	423 uH	1.5 kV	- 40 C	+ 125 C	Single		29.46 mm	26.67 mm	11.4 mm	PL300		Tray
Audio Transformers / Signal Transformers WE-LAN Trans 1 Port 1000BT 1 Port 749023010A Wurth Elektronik 1: $6.92 750In Stock	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	750In Stock	Cut Tape $6.92 $6.33 $6.32 $5.85 Reel $5.21 View $5.50 $5.49 $4.99 MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	LAN	SMD/SMT		350 uH	1500 Vrms	0 C	+ 70 C	Single		17.5 mm	15.6 mm	5.4 mm	WE-LAN		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WBT25-1L Coilcraft 1: $4.03 105In Stock	Mfr. Part No. WBT25-1L Mouser Part No 994-WBT25-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	105In Stock	$4.03 $3.27 $3.14 $2.94 View $2.83 $2.75 $2.62 $2.54 Quote	Min.: 1 Mult.: 1	RF Transformers	Pin Terminal Transformers	Through Hole	100 kHz to 65 MHz		500 V	- 40 C	+ 85 C		8.26 mm x 7.24 mm x 5.72 mm	8.26 mm	7.24 mm	5.72 mm	WB		Tube
Audio Transformers / Signal Transformers Forward PoE 72W 100uH 12V 15% POE72PR-12ED Coilcraft 1: $6.39 167In Stock	Mfr. Part No. POE72PR-12ED Mouser Part No 994-POE72PR-12ED	Coilcraft	Audio Transformers / Signal Transformers Forward PoE 72W 100uH 12V 15% Learn More about Coilcraft flyback forward poe transformers	Datasheet	167In Stock	Cut Tape $6.39 $4.96 $4.76 $4.62 Reel $4.21 View $4.46 $4.07 $3.93 $3.91 MouseReel Available	Min.: 1 Mult.: 1 : 150	PoE Transformers		SMD/SMT	200 kHz	100 uH		- 40 C	+ 125 C	Single		14.5 mm	13 mm	14 mm	POE21PR		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz WBC4-1WLC Coilcraft 1: $5.08 230In Stock 750Expected 09/11/2026	Mfr. Part No. WBC4-1WLC Mouser Part No 994-WBC4-1WLC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.500-1000 MHz	Datasheet	230In Stock 750Expected 09/11/2026	Cut Tape $5.08 $4.02 $3.87 $3.61 Reel $3.23 View $3.42 $3.28 $3.12 Quote MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT	500 kHz to 1 GHz	20 uH	300 V	- 40 C	+ 85 C		4.45 mm x 4.19 mm x 3.05 mm	4.45 mm	4.19 mm	3.05 mm	WBC		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WBT16-1L Coilcraft 1: $4.00 78In Stock	Mfr. Part No. WBT16-1L Mouser Part No 994-WBT16-1L	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	78In Stock	$4.00 $3.25 $3.12 $2.92 View $2.81 $2.73 $2.60 $2.52 Quote	Min.: 1 Mult.: 1	RF Transformers	Pin Terminal Transformers	Through Hole	100 kHz to 100 MHz		500 V	- 40 C	+ 85 C		8.26 mm x 7.24 mm x 5.72 mm	8.26 mm	7.24 mm	5.72 mm	WB		Tube
Audio Transformers / Signal Transformers NA5889 12W 0.03Ohms For TPS55340 NA5889-ALD Coilcraft 1: $6.32 112In Stock	Mfr. Part No. NA5889-ALD Mouser Part No 994-NA5889-ALD	Coilcraft	Audio Transformers / Signal Transformers NA5889 12W 0.03Ohms For TPS55340 Learn More about Coilcraft power magnetics	Datasheet	112In Stock	Cut Tape $6.32 $5.40 $5.18 $5.02 Reel $4.42 View $4.65 $4.26 $4.13 MouseReel Available	Min.: 1 Mult.: 1 : 175		Flyback	SMD/SMT	200 kHz	12 uH	1.5 kV	- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	NA5889		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flyback PoE 23W 54uH 3.3V 3.2A POE23PR-33ED Coilcraft 1: $6.39 122In Stock	Mfr. Part No. POE23PR-33ED Mouser Part No 994-POE23PR-33ED	Coilcraft	Audio Transformers / Signal Transformers Flyback PoE 23W 54uH 3.3V 3.2A Learn More about Coilcraft flyback forward poe transformers	Datasheet	122In Stock	Cut Tape $6.39 $4.96 $4.76 $4.62 Reel $4.21 View $4.46 $4.07 $3.93 $3.91 MouseReel Available	Min.: 1 Mult.: 1 : 150	PoE Transformers	Flyback	SMD/SMT	200 kHz	54 uH		- 40 C	+ 125 C	Single		14.5 mm	13 mm	14 mm	POE21PR		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Flyback PoE 21W 21uH 3.3V 6.2A POE21PR-33ED Coilcraft 1: $6.39 55In Stock	Mfr. Part No. POE21PR-33ED Mouser Part No 994-POE21PR-33ED	Coilcraft	Audio Transformers / Signal Transformers Flyback PoE 21W 21uH 3.3V 6.2A Learn More about Coilcraft flyback forward poe transformers	Datasheet	55In Stock	Cut Tape $6.39 $4.96 $4.76 $4.62 Reel $4.21 View $4.46 $4.07 $3.93 $3.91 MouseReel Available	Min.: 1 Mult.: 1 : 150	PoE Transformers	Flyback	SMD/SMT	200 kHz	21 uH		- 40 C	+ 125 C	Single		14.5 mm	13 mm	14 mm	POE21PR		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PLC transformer, 0.45W, Special EP13, 15V PFBR45-SP13150S Bourns 1: $5.00 5,033In Stock	Mfr. Part No. PFBR45-SP13150S Mouser Part No 652-PFBR45-SP13150S	Bourns	Audio Transformers / Signal Transformers PLC transformer, 0.45W, Special EP13, 15V Learn More about Bourns pfbr45	Datasheet	5,033In Stock	Cut Tape $5.00 $3.95 $3.81 $3.55 Reel $3.22 View $3.37 $3.16 $2.73 Quote MouseReel Available	Min.: 1 Mult.: 1 : 400					1.15 mH		- 40 C	+ 125 C						PFB		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 1.500-1200 MHz WBC4-14LC Coilcraft 1: $7.68 328In Stock	Mfr. Part No. WBC4-14LC Mouser Part No 994-WBC4-14LC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 1.500-1200 MHz	Datasheet	328In Stock	Cut Tape $7.68 $6.19 $4.96 Reel $4.91 $4.84 Quote Quote MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT	1.5 MHz to 1.2 GHz	8 uH	300 V	- 40 C	+ 85 C		4.45 mm x 4.19 mm x 3.05 mm	4.45 mm	4.19 mm	3.05 mm	WBC		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V PFBR45-ST13150S Bourns 1: $5.36 5,147In Stock	Mfr. Part No. PFBR45-ST13150S Mouser Part No 652-PFBR45-ST13150S	Bourns	Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V Learn More about Bourns pfbr45	Datasheet	5,147In Stock	Cut Tape $5.36 $4.24 $4.09 $3.81 Reel $3.40 View $3.61 $3.15 $2.91 Quote MouseReel Available	Min.: 1 Mult.: 1 : 540					1 mH		- 40 C	+ 125 C			14 mm	13.9 mm	13.5 mm	PFB		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PL160 300W 0.0138Ohm Planar Trnsfmr PL300-104L Coilcraft 1: $16.49 75In Stock 100Expected 18/12/2026	Mfr. Part No. PL300-104L Mouser Part No 994-PL300-104L	Coilcraft	Audio Transformers / Signal Transformers PL160 300W 0.0138Ohm Planar Trnsfmr Learn More about Coilcraft pl160 pl300	Datasheet	75In Stock 100Expected 18/12/2026	$16.49 $14.01 $13.74 $13.23 View $12.60 $12.23	Min.: 1 Mult.: 1		Planar	Quick Connect	200 kHz to 700 kHz	768 uH	1.5 kV	- 40 C	+ 125 C	Single		29.46 mm	26.67 mm	12.1 mm	PL300		Tray
Audio Transformers / Signal Transformers 100uH 9pF 260mOhm 3000VAC AEC-Q200 B78308A2387A003 TDK 1: $6.32 184In Stock	Mfr. Part No. B78308A2387A003 Mouser Part No 871-B78308A2387A003	TDK	Audio Transformers / Signal Transformers 100uH 9pF 260mOhm 3000VAC AEC-Q200 Learn More about TDK epcos e13 emhv transformers	Datasheet	184In Stock	Cut Tape $6.32 $4.91 $4.72 $4.57 Reel $4.05 View $4.41 $3.88 $3.76 MouseReel Available	Min.: 1 Mult.: 1 : 190	Signal Transformers		SMD/SMT	100 kHz to 400 kHz	100 uH		- 40 C	+ 150 C			12.9 mm	11 mm	11.4 mm	E13 EMHV	AEC-Q200	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type ECO2225SEO-D01H016 TDK 1: $4.99 240In Stock	Mfr. Part No. ECO2225SEO-D01H016 Mouser Part No 810-ECO2225SEOD01H16	TDK	Audio Transformers / Signal Transformers SMPS Transformer Horizontal Type	Datasheet	240In Stock	$4.99 $4.40 $4.29 $4.10 View $4.00 Quote	Min.: 1 Mult.: 1	Signal Transformers	Pin Terminal Transformers	Terminals		567 uH		- 30 C	+ 120 C	Single		30.5 mm	26 mm	24 mm	ECO		Bulk
Audio Transformers / Signal Transformers ETH1 60W 4pairs PoE+ Magnetic Module ETH1-460LD Coilcraft 1: $18.85 2,832In Stock	Mfr. Part No. ETH1-460LD Mouser Part No 994-ETH1-460LD	Coilcraft	Audio Transformers / Signal Transformers ETH1 60W 4pairs PoE+ Magnetic Module Learn More about Coilcraft eth1 xl transformers	Datasheet	2,832In Stock	Cut Tape $18.85 $16.13 Reel $16.13 $12.31 MouseReel Available	Min.: 1 Mult.: 1 : 250	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH	1.5 kV	- 40 C	+ 85 C	Dual		18.6 mm	16.5 mm	10.16 mm	ETH1		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port ETR 749020011A Wurth Elektronik 1: $6.92 4,689In Stock 400Expected 20/11/2026	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	4,689In Stock 400Expected 20/11/2026	Cut Tape $6.92 $6.32 $5.85 $5.49 Reel $5.21 $4.99 MouseReel Available	Min.: 1 Mult.: 1 : 400	LAN Transformers	LAN	SMD/SMT		350 uH	1500 Vrms	- 40 C	+ 85 C	Single		17.5 mm	15.24 mm	6.5 mm	WE-LAN		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN Transformer 1000BT 1/2 Port ETR 749020100A Wurth Elektronik 1: $6.56 15,052In Stock	Mfr. Part No. 749020100A Mouser Part No 710-749020100A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN Transformer 1000BT 1/2 Port ETR Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	15,052In Stock	Cut Tape $6.56 $5.67 $5.01 $4.66 $4.16 Reel $3.80 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	LAN Transformers	LAN	SMD/SMT		350 uH	1500 Vrms	- 40 C	+ 105 C	Single		12.7 mm	9.5 mm	3 mm	WE-LAN		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port 749020111A Wurth Elektronik 1: $3.96 11,459In Stock	Mfr. Part No. 749020111A Mouser Part No 710-749020111A	Wurth Elektronik	Audio Transformers / Signal Transformers WE-LAN SMT Transfrmr 1000BT 1 Port Learn More about Wurth Elektronik wurth WE LAN transformers	Datasheet	11,459In Stock	Cut Tape $3.96 $3.72 $3.51 $3.42 Reel $3.24 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	LAN Transformers	LAN	SMD/SMT		350 uH	1500 Vrms	0 C	+ 70 C	Single		16.5 mm	9.7 mm	2.35 mm	WE-LAN		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 240uH 80V 0.12A 1:1 1GD -40 /+85 2-line 1-Ch Non-PoE TC1G00 Pulse Electronics 1: $0.57 2,625In Stock	Mfr. Part No. TC1G00 Mouser Part No 673-TC1G00	Pulse Electronics	Audio Transformers / Signal Transformers 240uH 80V 0.12A 1:1 1GD -40 /+85 2-line 1-Ch Non-PoE Learn More about Pulse Electronics pulse tcxg pulsechip transformers	Datasheet	2,625In Stock	Cut Tape $0.57 $0.467 $0.408 $0.385 View Reel $0.298 $0.356 $0.336 $0.317 $0.298 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Chip LAN Transformers	Surface Mount Chip LAN Transformer	SMD/SMT	1 MHz to 100 MHz	240 uH	1.5 kVAC	- 40 C	+ 85 C	1 Channel		4.7 mm	3.2 mm	3.15 mm	TCxG		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 120uH 80V 1A 1:1 1GP -40 /+85 2-line 1-Ch 90W PoE TC1G001P Pulse Electronics 1: $0.62 1,304In Stock	Mfr. Part No. TC1G001P Mouser Part No 673-TC1G001P	Pulse Electronics	Audio Transformers / Signal Transformers 120uH 80V 1A 1:1 1GP -40 /+85 2-line 1-Ch 90W PoE Learn More about Pulse Electronics pulse tcxg pulsechip transformers	Datasheet	1,304In Stock	Cut Tape $0.62 $0.512 $0.447 $0.421 Reel $0.326 View $0.39 $0.307 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Chip LAN Transformers	Surface Mount Chip LAN Transformer	SMD/SMT	1 MHz to 125 MHz	120 uH	1.5 kVAC	- 40 C	+ 85 C	1 Channel		4.6 mm	3.4 mm	4.2 mm	TCxG		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 180uH 80V 0.12A 1:1 2.5GD -40 /+85 2-line 1-Ch Non-PoE TC2G00 Pulse Electronics 1: $0.60 3,850In Stock	Mfr. Part No. TC2G00 Mouser Part No 673-TC2G00	Pulse Electronics	Audio Transformers / Signal Transformers 180uH 80V 0.12A 1:1 2.5GD -40 /+85 2-line 1-Ch Non-PoE Learn More about Pulse Electronics pulse tcxg pulsechip transformers	Datasheet	3,850In Stock	Cut Tape $0.60 $0.49 $0.427 $0.403 Reel $0.312 View $0.373 $0.352 $0.331 $0.294 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	Chip LAN Transformers	Surface Mount Chip LAN Transformer	SMD/SMT	1 MHz to 200 MHz	180 uH	1.5 kVAC	- 40 C	+ 85 C	1 Channel		4.7 mm	3.2 mm	3.15 mm	TCxG		Reel, Cut Tape, MouseReel