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Unshielded Audio & Signal Transformers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Product	Type	Termination Style	Frequency Range	Inductance	Primary Impedance	Secondary Impedance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Packaging
Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 100uH 1-Port T3001NL Pulse Electronics 1: $10.31 461In Stock	Mfr. Part No. T3001NL Mouser Part No 673-T3001NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T3/DS3/E3/STS-1 100uH 1-Port	Datasheet	461In Stock	$10.31 $9.32 $8.94 $8.53 View $8.51 $7.89 $6.50 $6.46	Min.: 1 Mult.: 1		Telecom Transformers	Module	SMD/SMT		100 uH	1 Ohms	1 Ohms	1.5 kV	- 40 C	+ 85 C	Single		7.62 mm	7 mm	6.35 mm		Tube
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB1010-SMLD Coilcraft 1: $5.59 2,371In Stock 2,000Expected 20/11/2026	Mfr. Part No. SWB1010-SMLD Mouser Part No 994-SWB1010-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	2,371In Stock 2,000Expected 20/11/2026	Cut Tape $5.59 $4.54 $4.49 Reel $3.82 $3.64 View $3.52 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers		SMD/SMT	5 kHz to 100 MHz	780 uH			500 V	- 40 C	+ 85 C	Single	13.21 mm x 7.87 mm x 5.72 mm	13.21 mm	7.87 mm	5.72 mm	SWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz 1812WBT-3LC Coilcraft 1: $4.50 3,048In Stock	Mfr. Part No. 1812WBT-3LC Mouser Part No 994-1812WBT-3LC	Coilcraft	Audio Transformers / Signal Transformers 1812WBT SMT Wideband 1:1 4-200 MHz Learn More about Coilcraft 1812WBT	Datasheet	3,048In Stock	Cut Tape $4.50 $3.64 $3.51 $3.28 Reel $3.07 View $3.16 $2.92 $2.84 $2.75 MouseReel Available	Min.: 1 Mult.: 1 : 600		RF Transformers		SMD/SMT	4 MHz to 200 MHz	1.25 uH			50 V	- 40 C	+ 85 C	Single	1812 (4532 metric)	4.52 mm	3.81 mm	3.43 mm	1812WBT	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:9 0.300-500 MHz WBC9-1LC Coilcraft 1: $8.99 544In 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	544In Stock	Cut Tape $8.99 $7.67 $6.56 Reel $5.93 $5.90 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 TRANSFORMER AUDIO & SIGNAL CX2039LNLT Pulse Electronics 1: $5.75 1,953In Stock	Mfr. Part No. CX2039LNLT Mouser Part No 673-CX2039LNLT	Pulse Electronics	Audio Transformers / Signal Transformers TRANSFORMER AUDIO & SIGNAL	Datasheet	1,953In Stock	Cut Tape $5.75 $4.54 $3.40 $3.17 $3.14 Reel $2.58	Min.: 1 Mult.: 1 : 2,000		RF Transformers		SMD/SMT	1.5 MHz to 4.5 MHz					- 40 C	+ 85 C	Single	SMD-5	3.81 mm	3.81 mm	2.79 mm	CX	Reel, Cut Tape
Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port H2009NL Pulse Electronics 1: $12.95 233In Stock	Mfr. Part No. H2009NL Mouser Part No 673-H2009NL	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port Learn More about Pulse Electronics pulselantrans	Datasheet	233In Stock	$12.95 $11.68 $11.12 $10.76 View $8.99 $8.79 $8.61 Quote	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Dual		15.11 mm	13.16 mm	6.12 mm	H2009	Tube
Audio Transformers / Signal Transformers 1000Base-T BGA PoE+ 350uH .65Ohms 4-Port H6400NL Pulse Electronics 1: $40.31 179In Stock	Mfr. Part No. H6400NL Mouser Part No 673-H6400NL	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T BGA PoE+ 350uH .65Ohms 4-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	179In Stock	$40.31 $31.04 $29.28 $27.83 View $25.13 $22.88	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	0 C	+ 70 C	Quad		28.45 mm	17.27 mm	11.18 mm	Discrete LAN	Tray
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port TX1099NLT Pulse Electronics 1: $7.86 488In Stock	Mfr. Part No. TX1099NLT Mouser Part No 673-TX1099NL673-T	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 1Ohm 2-Port	Datasheet	488In Stock	Cut Tape $7.86 $7.11 $6.83 $6.61 Reel $5.11 View $6.36 $6.04 $4.98 $4.69 MouseReel Available	Min.: 1 Mult.: 1 : 600		ISDN Transformers	Module	SMD/SMT			1 Ohms, 1 Ohms		1.5 kV	- 40 C	+ 85 C	2 Channel		12.83 mm	7.11 mm	6.22 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Telecom Transformer 1CT:1CT 24Term SMD 1000B-5012X iNRCORE 1: $74.28 352In Stock	Mfr. Part No. 1000B-5012X Mouser Part No 673-1000B-5012X	iNRCORE	Audio Transformers / Signal Transformers Telecom Transformer 1CT:1CT 24Term SMD Learn More about iNRCORE pulser 1000 base t transformers	Datasheet	352In Stock	$74.28 $67.44 $64.95 View Quote	Min.: 1 Mult.: 1	No	Telecom Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 55 C	+ 125 C	Quad		15.11 mm	13.16 mm	6.12 mm	1000B	Tube
Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port H6062FNL Pulse Electronics 1: $9.25 412In Stock NRND	Mfr. Part No. H6062FNL Mouser Part No 673-H6062FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T SMD PoE 350uH .65Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	412In Stock	$9.25 $8.43 $7.66 $7.48 View $7.28 $6.39 $6.38	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single		17.5 mm	15.24 mm	5.72 mm		Tube
Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port TX1471NL Pulse Electronics 1: $13.27 283In Stock	Mfr. Part No. TX1471NL Mouser Part No 673-TX1471NL	Pulse Electronics	Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 8-Port	Datasheet	283In Stock	$13.27 $11.61 $11.25 $11.03 View $9.71 $9.02 $8.89 Quote	Min.: 1 Mult.: 1		ISDN Transformers	Module	SMD/SMT		1.2 mH			1.5 kV	- 40 C	+ 85 C	Octal	YB/1	25.4 mm	10.8 mm	7.11 mm		Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por H1260FNL Pulse Electronics 1: $6.68 796In Stock NRND	Mfr. Part No. H1260FNL Mouser Part No 673-H1260FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	796In Stock	$6.68 $5.85 $5.66 $5.52 View $5.43 $5.09 $4.38 $4.32 $4.31	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	0 C	+ 70 C	Single	SMT	12.7 mm	9.53 mm	6 mm		Tube
Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH HX5062FNL Pulse Electronics 1: $8.00 600In Stock NRND	Mfr. Part No. HX5062FNL Mouser Part No 673-HX5062FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	600In Stock	$8.00 $7.37 $7.15 $7.00 View $6.85 $6.72	Min.: 1 Mult.: 1		LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single		17.53 mm	16 mm	5.715 mm	HX	Tube
Audio Transformers / Signal Transformers Transformer, 1:1 Flux Coupled, 3-200MHz MABACT0062 MACOM 1: $5.44 2,253In Stock	Mfr. Part No. MABACT0062 Mouser Part No 937-MABACT0062	MACOM	Audio Transformers / Signal Transformers Transformer, 1:1 Flux Coupled, 3-200MHz	Datasheet	2,253In Stock	Cut Tape $5.44 $4.42 $4.24 $3.97 Reel $3.41 View $3.82 $3.71 $3.54 $3.07 MouseReel Available	Min.: 1 Mult.: 1 : 2,000		Baluns		SMD/SMT	3 MHz to 200 MHz		75 Ohms	75 Ohms		- 40 C	+ 85 C	Single		3.81 mm	3.81 mm	2.75 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:2.78 CORE & WIRE Transformer, 40 - 1250 MHz, 75 Ohm TRS278-122-75+ Mini-Circuits 1: $6.41 391In Stock	Mfr. Part No. TRS278-122-75+ Mouser Part No 139-TRS278-122-75+	Mini-Circuits	Audio Transformers / Signal Transformers 1:2.78 CORE & WIRE Transformer, 40 - 1250 MHz, 75 Ohm Learn More about Mini-Circuits mini circuits trs transformers	Datasheet	391In Stock	Cut Tape $6.41 $6.32 Reel $6.32 $5.98 MouseReel Available	Min.: 1 Mult.: 1 : 100		RF Transformers		SMD/SMT	40 MHz to 1.25 GHz					- 40 C	+ 65 C	Single		7.11 mm	6.35 mm	4.19 mm	TRS278	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 1:4 Transmission line transformer on SM- MABA-010268-CT4160 MACOM 1: $8.46 1,912In Stock	Mfr. Part No. MABA-010268-CT4160 Mouser Part No 937-010268-CT4160	MACOM	Audio Transformers / Signal Transformers 1:4 Transmission line transformer on SM-	Datasheet	1,912In Stock	$8.46 $6.57 $6.31 $6.12 View $5.90 $5.59 $5.40 $5.22 $4.68	Min.: 1 Mult.: 1		RF Transformers		SMD/SMT	5 MHz to 1.2 GHz					- 40 C	+ 85 C	1 Channel		3.97 mm	2.79 mm	2.79 mm
Audio Transformers / Signal Transformers 120W POE Planar 12V 10A 50uH POE120PL-12L Coilcraft 1: $13.11 540In Stock	Mfr. Part No. POE120PL-12L Mouser Part No 994-POE120PL-12L	Coilcraft	Audio Transformers / Signal Transformers 120W POE Planar 12V 10A 50uH Learn More about Coilcraft poe120pl planar transformers	Datasheet	540In Stock	$13.11 $11.83 $11.36 $11.00 View $10.65 $10.12 $9.81 $9.53	Min.: 1 Mult.: 1		PoE Transformers		SMD/SMT	200 kHz	50 uH			1.5 kV	- 40 C	+ 125 C	Single	23.37 mm x 20.83 mm x 8.94 mm	23.37 mm	20.83 mm	8.94 mm	POE120PL	Tray
Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade TL1553-45 iNRCORE 1: $112.83 31In Stock	Mfr. Part No. TL1553-45 Mouser Part No 673-TL1553-45	iNRCORE	Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade	Datasheet	31In Stock	$112.83 $100.90 $90.82 $90.81 View $90.66 Quote	Min.: 1 Mult.: 1	No	RF Transformers	Pin Terminal Transformers	Through Hole	75 kHz to 1 MHz				100 V	- 55 C	+ 125 C	Single		16 mm	16 mm	3.94 mm	TL1553	Tube
Audio Transformers / Signal Transformers MDL SGL 1000B 1:1 SMT TU PBC 1000B-5012 iNRCORE 1: $76.12 82In Stock	Mfr. Part No. 1000B-5012 Mouser Part No 673-1000B-5012	iNRCORE	Audio Transformers / Signal Transformers MDL SGL 1000B 1:1 SMT TU PBC Learn More about iNRCORE pulser 1000 base t transformers	Datasheet	82In Stock	$76.12 $69.12 $66.53 $62.71 View Quote	Min.: 1 Mult.: 1	No	RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Quad		15.113 mm	13.1572 mm	6.1214 mm	1000B	Tube
Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC 100B-1018X iNRCORE 1: $64.42 98In Stock	Mfr. Part No. 100B-1018X Mouser Part No 673-100B-1018X	iNRCORE	Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC	Datasheet	98In Stock	$64.42 $57.54 $55.01 $53.19 View $51.03 $49.74 Quote	Min.: 1 Mult.: 1	No	RF Transformers		SMD/SMT	100 kHz to 100 MHz	350 uH				- 55 C	+ 125 C	Single		14.8082 mm	11.938 mm	4.572 mm	100B	Tube
Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port Pulse Electronics PE-65728NLT PE-65728NLT Pulse Electronics 1: $6.05 1,327In Stock	Mfr. Part No. PE-65728NLT Mouser Part No 673-PE-65728NLT	Pulse Electronics	Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port	Datasheet	1,327In Stock	Cut Tape $6.05 $5.48 $5.10 $4.34 Reel $4.01 View $4.16 $4.03 $3.55 MouseReel Available	Min.: 1 Mult.: 1 : 850		Telecom Transformers	Module	SMD/SMT					1.5 kV	0 C	+ 70 C	Single		0.495 in	0.28 in	0.2 in		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 KA5038-BL Coilcraft 1: $25.28 67In Stock	Mfr. Part No. KA5038-BL Mouser Part No 994-KA5038-BL	Coilcraft	Audio Transformers / Signal Transformers KA5038 Flyback For ON Semi NCP1236 Learn More about Coilcraft power magnetics	Datasheet	67In Stock	$25.28 $22.24 $21.54 $21.12 View $20.33 $19.37 $18.80	Min.: 1 Mult.: 1		Flyback Transformers	Flyback	Through Hole	50 kHz	560 uH			3 kV	- 40 C	+ 85 C	Single		42 mm	33.5 mm	23.24 mm	KA5038	Tray
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB2010-1-SMLD Coilcraft 1: $5.06 500In Stock	Mfr. Part No. SWB2010-1-SMLD Mouser Part No 994-SWB2010-1-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	500In Stock	Cut Tape $5.06 $4.11 $4.07 Reel $3.45 $3.29 View $3.20 $3.10 MouseReel Available	Min.: 1 Mult.: 1 : 500		RF Transformers		SMD/SMT	40 kHz to 175 MHz	95 uH			500 V	- 40 C	+ 85 C	Single	13.21 mm x 7.87 mm x 5.72 mm	13.21 mm	7.87 mm	5.72 mm	SWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PLC Transf PTH 0.7mH 1:1:2 135:135:230 T60403-K5032-X102 Vacuumschmelze 1: $5.39 8,855In Stock	Mfr. Part No. T60403-K5032-X102 Mouser Part No 983-T60403-K5032X102	Vacuumschmelze	Audio Transformers / Signal Transformers PLC Transf PTH 0.7mH 1:1:2 135:135:230 Learn More about Vacuumschmelze vac plc transformers	Datasheet	8,855In Stock	Cut Tape $5.39 $4.37 $4.20 $3.93 Reel $3.77 View $3.67 $3.50 $3.39 $3.22 MouseReel Available	Min.: 1 Mult.: 1 : 200				SMD/SMT	10 kHz to 1 MHz	700 uH			6.5 kV	- 40 C	+ 85 C	Single		16.6 mm	13.2 mm	10 mm	T60403	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por PE-65415NL Pulse Electronics 1: $6.57 680In Stock	Mfr. Part No. PE-65415NL Mouser Part No 673-PE-65415NL	Pulse Electronics	Audio Transformers / Signal Transformers THT T1/CEPT/ISDN-Pri 1200uH 1.2Ohm 1-Por Learn More about Pulse Electronics pulsetelecom	Datasheet	680In Stock	$6.57 $6.47 $6.28 $6.16 $4.62	Min.: 1 Mult.: 1		ISDN Transformers	Module	Through Hole	1 MHz to 100 MHz				1.5 kV	0 C	+ 70 C	Single		12.7 mm	8.89 mm	6.35 mm		Tube