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Audio Transformers / Signal Transformers

Audio Transformers & Signal Transformers are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many signal and audio transformer manufacturers including Bourns, Coilcraft, HALO, Mini-Circuits, Pulse, Triad, Wurth, Xicon & more. Please view our large selection of audio transformers and signal transformers below.

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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.	Product	Type	Termination Style	Frequency Range	Inductance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Package/Case	Length	Width	Height	Series	Packaging
Audio Transformers / Signal Transformers C1585 TI LM5070 13uH 5.0 V 2.6 A C1585-ALD Coilcraft 1: $7.67 87In Stock	Mfr. Part No. C1585-ALD Mouser Part No 994-C1585-ALD	Coilcraft	Audio Transformers / Signal Transformers C1585 TI LM5070 13uH 5.0 V 2.6 A Learn More about Coilcraft power magnetics	Datasheet	87In Stock	Cut Tape $7.67 $5.96 $5.73 $5.55 Reel $5.06 View $5.36 $4.90 $4.73 $4.71 MouseReel Available	Min.: 1 Mult.: 1 : 175	Flyback Transformers	Flyback	SMD/SMT	250 kHz	127 uH	1.5 kV	- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	C1585	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers FA2671 SMT Flyback For Si3401, Si3402 FA2671-ALD Coilcraft 1: $6.76 31In Stock 400Expected 12/11/2026	Mfr. Part No. FA2671-ALD Mouser Part No 994-FA2671-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2671 SMT Flyback For Si3401, Si3402 Learn More about Coilcraft power magnetics	Datasheet	31In Stock 400Expected 12/11/2026	Cut Tape $6.76 $5.34 $5.15 $4.80 Reel $4.56 View $4.37 $4.30 $4.15 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	Flyback	SMD/SMT	400 kHz	40 uH	1.5 kV	- 40 C	+ 85 C	Single		12.7 mm	10.5 mm	11 mm	FA2671	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 24 V 0.54 A POE13F-24LD Coilcraft 1: $7.25 182In Stock	Mfr. Part No. POE13F-24LD Mouser Part No 994-POE13F-24LD	Coilcraft	Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 24 V 0.54 A Learn More about Coilcraft poexf flyback transformers	Datasheet	182In Stock	Cut Tape $7.25 $5.74 $5.52 $5.15 Reel $4.88 View $4.68 $4.60 $4.45 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	PoE Transformers	Flyback	SMD/SMT	250 kHz			- 40 C	+ 125 C	Single		17.2 mm	14.98 mm	8.51 mm	POE13F	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.200-400 MHz PWB-2-BLC Coilcraft 1: $6.54 5In Stock 250Expected 8/1/2027	Mfr. Part No. PWB-2-BLC Mouser Part No 994-PWB-2-BLC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:2 0.200-400 MHz	Datasheet	5In Stock 250Expected 8/1/2027	Cut Tape $6.54 $5.18 Reel $4.41 $4.22 $4.15 View $4.01 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers		SMD/SMT	200 kHz to 400 MHz			- 40 C	+ 85 C	Single		6.77 mm	6.48 mm	4.45 mm	PWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec SWB1040-PCL Coilcraft 1: $8.20 14In Stock	Mfr. Part No. SWB1040-PCL Mouser Part No 994-SWB1040-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec Learn More about Coilcraft swb transformers	Datasheet	14In Stock	$8.20 $6.36 $6.11 $5.93 View $5.73 $5.41 $5.24 $5.06 $5.03	Min.: 1 Mult.: 1	RF Transformers	Pin Terminal Transformers	Through Hole	200 kHz to 300 MHz	25 uH, 95 uH	500 V	- 40 C	+ 85 C	Single	7.62 mm x 7.87 mm x 5.72 mm	7.62 mm	7.87 mm	5.72 mm	SWB	Tube
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB3-1TL Coilcraft 1: $7.48 65In Stock	Mfr. Part No. WB3-1TL Mouser Part No 994-WB3-1TL	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	65In Stock	$7.48 $5.92 $5.70 $5.32 View $5.05 $4.83 $4.75 $4.58 Quote	Min.: 1 Mult.: 1	RF Transformers													WB	Tube
Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T 1000B-5002FX iNRCORE 1: $68.79 3In Stock	Mfr. Part No. 1000B-5002FX Mouser Part No 673-1000B-5002FX	iNRCORE	Audio Transformers / Signal Transformers XFMR LAN 10/100/1000 BASE-T	Datasheet	3In Stock	$68.79 $61.43 $54.59 $53.90 View $53.30 $52.55 Quote	Min.: 1 Mult.: 1														1000B	Tube
Audio Transformers / Signal Transformers HA3994 for LT3751 15 V, -15 V 3.6 A HA3994-AL Coilcraft 1: $10.19 24In Stock	Mfr. Part No. HA3994-AL Mouser Part No 994-HA3994-AL	Coilcraft	Audio Transformers / Signal Transformers HA3994 for LT3751 15 V, -15 V 3.6 A Learn More about Coilcraft power magnetics	Datasheet	24In Stock	$10.19 $9.04 $8.68 $8.40 View $8.15 $7.64 $7.40 $7.17 Quote	Min.: 1 Mult.: 1	Flyback Transformers	Flyback	SMD/SMT	100 kHz	7.5 uH	1.5 kV	- 40 C	+ 85 C	Single		26.75 mm	26 mm	14 mm	HA3994	Tray
Audio Transformers / Signal Transformers MA5157 Flyback For NXP SSL2103 MA5157-AL Coilcraft 1: $9.00 97In Stock	Mfr. Part No. MA5157-AL Mouser Part No 994-MA5157-AL	Coilcraft	Audio Transformers / Signal Transformers MA5157 Flyback For NXP SSL2103 Learn More about Coilcraft power magnetics	Datasheet	97In Stock	$9.00 $7.81 $6.64 $6.30 View $6.07 $5.89	Min.: 1 Mult.: 1	Flyback Transformers	Flyback	Through Hole	100 kHz	750 uH	2 kV	- 40 C	+ 85 C	Single		20.7 mm	20.5 mm	12.5 mm	MA5157	Tray
Audio Transformers / Signal Transformers NA5889 12W 0.03Ohms For TPS55340 NA5889-ALD Coilcraft 1: $8.60 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 $8.60 $7.34 $7.04 $6.83 Reel $6.01 View $6.32 $5.79 $5.62 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: $8.69 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 $8.69 $6.75 $6.47 $6.28 Reel $5.73 View $6.07 $5.54 $5.34 $5.32 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 POE300F Flyback PoE+ 30uH 19.5 V 1.5 A POE300F-19LD Coilcraft 1: $10.17 144In Stock	Mfr. Part No. POE300F-19LD Mouser Part No 994-POE300F-19LD	Coilcraft	Audio Transformers / Signal Transformers POE300F Flyback PoE+ 30uH 19.5 V 1.5 A Learn More about Coilcraft poe300f flyback transformers	Datasheet	144In Stock	Cut Tape $10.17 $8.69 $8.34 $8.08 Reel $7.11 View $7.49 $6.85 $6.65 MouseReel Available	Min.: 1 Mult.: 1 : 175	PoE Transformers	Flyback	SMD/SMT	250 kHz			- 40 C	+ 125 C	Single		21 mm	20.57 mm	11.43 mm	POE300F	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PWB Wideband RF 1:1.5 0.07-225 MHz PWB3015LC Coilcraft 1: $4.38 225In Stock	Mfr. Part No. PWB3015LC Mouser Part No 994-PWB3015LC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:1.5 0.07-225 MHz	Datasheet	225In Stock	Cut Tape $4.38 $3.62 Reel $3.07 $2.99 $2.86 View $2.76 $2.68 MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers													PWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W WB3-1TSLD Coilcraft 1: $6.76 3In Stock	Mfr. Part No. WB3-1TSLD Mouser Part No 994-WB3-1TSLD	Coilcraft	Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W	Datasheet	3In Stock	Cut Tape $6.76 $5.34 $5.15 $5.13 Reel $4.37 View $4.30 $4.15 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	RF Transformers													WB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Z9007 For NCP1200 67uH 16 V 4.2 A Z9007-BL Coilcraft 1: $23.23 11In Stock	Mfr. Part No. Z9007-BL Mouser Part No 994-Z9007-BL	Coilcraft	Audio Transformers / Signal Transformers Z9007 For NCP1200 67uH 16 V 4.2 A Learn More about Coilcraft power magnetics	Datasheet	11In Stock	$23.23 $19.76 $19.37 $18.66 View $17.76 $17.24	Min.: 1 Mult.: 1		Flyback	Through Hole		16 uH	1.5 kV	- 40 C	+ 85 C		36.8 mm x 36.8 mm x 29.7 mm	36.8 mm	36.8 mm	29.7 mm	Z9007	Tray
Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 20P Quad Ch TG05-1205NM5RL HALO Electronics 1: $11.29 276In Stock	Mfr. Part No. TG05-1205NM5RL Mouser Part No 493-TG05-1205NM5RL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 20P Quad Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	276In Stock	$11.29 $5.34 $4.65 $4.61 View $3.63 $3.29 $3.18 $3.17 $3.01	Min.: 1 Mult.: 1	Isolation Transformers	Module	SMD/SMT		1.2 mH	1.5 kV	0 C	+ 70 C	Dual, Quad	SMD-20	15.62 mm	7.11 mm	6.35 mm	SMD-T1	Tube
Audio Transformers / Signal Transformers 1000B-5001NL iNRCORE 1: $62.30 27In Stock	Mfr. Part No. 1000B-5001NL Mouser Part No 673-1000B-5001NL	iNRCORE	Audio Transformers / Signal Transformers	Datasheet	27In Stock	$62.30 $55.64 $53.19 $50.52 View $49.56 $48.47 Quote	Min.: 1 Mult.: 1		Transformer			350 uH	1500 Vrms	- 40 C	+ 85 C	1 Channel		17.78 mm	16 mm	5.97 mm		Tube
Audio Transformers / Signal Transformers 10GBASE-T Non-PoE Transformer 10GB-6014NL iNRCORE 1: $62.40 6In Stock	Mfr. Part No. 10GB-6014NL Mouser Part No 673-10GB-6014NL	iNRCORE	Audio Transformers / Signal Transformers 10GBASE-T Non-PoE Transformer Learn More about iNRCORE 10gbase t transformers	Datasheet	6In Stock	$62.40 $55.72 $50.28 $49.46 View $48.76 $47.94 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT				- 40 C	+ 125 C	Quad		13.89 mm		6.48 mm	10GBASE-T	Bulk
Audio Transformers / Signal Transformers C1495 TI LM5070 13uH 3.3 V 4.0 A C1495-ALD Coilcraft 1: $5.44 49In Stock	Mfr. Part No. C1495-ALD Mouser Part No 994-C1495-ALD	Coilcraft	Audio Transformers / Signal Transformers C1495 TI LM5070 13uH 3.3 V 4.0 A Learn More about Coilcraft power magnetics	Datasheet	49In Stock	Cut Tape $5.44 $4.42 $4.24 $3.97 Reel $3.82 View $3.71 $3.54 $3.43 $3.32 MouseReel Available	Min.: 1 Mult.: 1 : 175	Flyback Transformers	Flyback	SMD/SMT	250 kHz	127 uH	1.5 kV	- 40 C	+ 85 C			13.46 mm	13 mm	12.7 mm	C1495	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers FA2672 SMT Flyback For Si3401, Si3402 FA2672-ALD Coilcraft 1: $6.91 298In Stock 5,000On Order	Mfr. Part No. FA2672-ALD Mouser Part No 994-FA2672-ALD	Coilcraft	Audio Transformers / Signal Transformers FA2672 SMT Flyback For Si3401, Si3402 Learn More about Coilcraft power magnetics	Datasheet	298In Stock 5,000On Order On Order Ship Dates Mfr. No: FA2672-ALD Stock: 298 Can Dispatch Immediately On Order: 3,600 Expected 9/11/2026 1,400 Expected 11/12/2026 Factory Lead Time: 10 Weeks	Cut Tape $6.91 $5.47 $5.26 $4.91 Reel $4.65 View $4.46 $4.39 $4.24 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	Flyback	SMD/SMT	400 kHz	40 uH	1.5 kV	- 40 C	+ 85 C	Single		12.7 mm	10.5 mm	11 mm	FA2672	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers HA3802 Flyback For TI TPS23753 HA3802-BLD Coilcraft 1: $8.91 2In Stock 200Expected 18/12/2026	Mfr. Part No. HA3802-BLD Mouser Part No 994-HA3802-BLD	Coilcraft	Audio Transformers / Signal Transformers HA3802 Flyback For TI TPS23753 Learn More about Coilcraft power magnetics	Datasheet	2In Stock 200Expected 18/12/2026	Cut Tape $8.91 $7.60 $7.29 $7.07 Reel $6.23 View $6.56 $6.00 $5.82 MouseReel Available	Min.: 1 Mult.: 1 : 200	Flyback Transformers	Flyback	SMD/SMT	100 kHz	150 uH	1.5 kV	- 40 C	+ 125 C	Single		17.2 mm	14.98 mm	8.51 mm	HA3802	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 5.0 V 2.6 A POE13F-50LD Coilcraft 1: $7.25 167In Stock	Mfr. Part No. POE13F-50LD Mouser Part No 994-POE13F-50LD	Coilcraft	Audio Transformers / Signal Transformers POE13F Flyback PoE 13uH 5.0 V 2.6 A Learn More about Coilcraft poexf flyback transformers	Datasheet	167In Stock	Cut Tape $7.25 $5.74 $5.52 $5.15 Reel $4.88 View $4.68 $4.60 $4.45 Quote MouseReel Available	Min.: 1 Mult.: 1 : 200	PoE Transformers	Flyback	SMD/SMT	250 kHz			- 40 C	+ 125 C	Single		17.2 mm	14.98 mm	8.51 mm	POE13F	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 24 V 0.54 A POE13P-24LD Coilcraft 1: $4.95 328In Stock 700Expected 16/11/2026	Mfr. Part No. POE13P-24LD Mouser Part No 994-POE13P-24LD	Coilcraft	Audio Transformers / Signal Transformers POE13P Flyback PoE 127uH 24 V 0.54 A Learn More about Coilcraft poexp flyback transformers	Datasheet	328In Stock 700Expected 16/11/2026	Cut Tape $4.95 $4.01 $3.86 $3.62 Reel $3.47 View $3.39 $3.22 $3.13 $3.02 MouseReel Available	Min.: 1 Mult.: 1 : 175	PoE Transformers	Flyback	SMD/SMT	250 kHz			- 40 C	+ 85 C	Single		13.46 mm	13 mm	12.7 mm	POE13P	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.15-400 MHz PWB3040LC Coilcraft 1: $4.38 239In Stock	Mfr. Part No. PWB3040LC Mouser Part No 994-PWB3040LC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.15-400 MHz	Datasheet	239In Stock	Cut Tape $4.38 $3.62 Reel $3.07 $2.99 $2.86 View $2.76 $2.68 MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers		SMD/SMT	150 kHz to 400 MHz			- 40 C	+ 85 C	Single		6.77 mm	6.48 mm	4.45 mm	PWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec SWB1010-1-SMLD Coilcraft 1: $5.06 156In Stock 500Expected 8/1/2027	Mfr. Part No. SWB1010-1-SMLD Mouser Part No 994-SWB1010-1-SMLD	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, SMD 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	156In Stock 500Expected 8/1/2027	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