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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 (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	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 PWB Wideband RF 1:4 0.15-400 MHz PWB2040LC Coilcraft 1: £3.42 389In Stock 1,250Expected 28/12/2026	Mfr. Part No. PWB2040LC Mouser Part No 994-PWB2040LC	Coilcraft	Audio Transformers / Signal Transformers PWB Wideband RF 1:4 0.15-400 MHz	Datasheet	389In Stock 1,250Expected 28/12/2026	Cut Tape £3.42 £2.71 Reel £2.30 £2.21 £2.17 View £2.10 £2.00 MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Transformers															PWB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec SWB1010-1-PCL Coilcraft 1: £2.79 66In Stock 70Expected 28/12/2026	Mfr. Part No. SWB1010-1-PCL Mouser Part No 994-SWB1010-1-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	66In Stock 70Expected 28/12/2026	£2.79 £2.27 £2.17 £2.04 View £1.96 £1.90 £1.82 £1.76 £1.71	Min.: 1 Mult.: 1	RF Transformers	Pin Terminal Transformers	Through Hole	40 kHz to 175 MHz	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 Wideband RF, TH 250mA 1:1sec SWB1010-PCL Coilcraft 1: £3.08 204In Stock	Mfr. Part No. SWB1010-PCL Mouser Part No 994-SWB1010-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	204In Stock	£3.08 £2.51 £2.40 £2.25 View £2.17 £2.11 £2.01 £1.95 £1.89	Min.: 1 Mult.: 1	RF Transformers	Pin Terminal Transformers	Through Hole	5 kHz to 100 MHz	780 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 Wideband RF, TH 250mA 1:1sec SWB2010-1-PCL Coilcraft 1: £2.79 76In Stock	Mfr. Part No. SWB2010-1-PCL Mouser Part No 994-SWB2010-1-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	76In Stock	£2.79 £2.27 £2.17 £2.04 View £1.96 £1.90 £1.82 £1.76 £1.71	Min.: 1 Mult.: 1	RF Transformers	Pin Terminal Transformers	Through Hole	40 kHz to 175 MHz	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 Wideband RF, TH 250mA 1:1sec SWB2010-PCL Coilcraft 1: £3.08 42In Stock	Mfr. Part No. SWB2010-PCL Mouser Part No 994-SWB2010-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 1:1sec Learn More about Coilcraft swb transformers	Datasheet	42In Stock	£3.08 £2.51 £2.40 £2.25 View £2.17 £2.11 £2.01 £1.95 £1.89	Min.: 1 Mult.: 1	RF Transformers	Pin Terminal Transformers	Through Hole	5 kHz to 100 MHz	780 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 Wideband RF, TH 250mA 4:1sec SWB2040-PCL Coilcraft 1: £4.53 54In Stock	Mfr. Part No. SWB2040-PCL Mouser Part No 994-SWB2040-PCL	Coilcraft	Audio Transformers / Signal Transformers Wideband RF, TH 250mA 4:1sec Learn More about Coilcraft swb transformers	Datasheet	54In Stock	£4.53 £3.51 £3.37 £3.27 View £3.16 £2.99 £2.89 £2.79 £2.78	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 WBC SMT Mini Wdebnd 1:1 0.250-750 MHz WBC1-1TLC Coilcraft 1: £4.61 268In Stock 5,250Expected 01/01/2027	Mfr. Part No. WBC1-1TLC Mouser Part No 994-WBC1-1TLC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:1 0.250-750 MHz	Datasheet	268In Stock 5,250Expected 01/01/2027	Cut Tape £4.61 £3.93 £3.35 Reel £3.03 MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT	250 kHz to 750 MHz	9.5 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 WBC SMT Mini Wdebnd 1:4 0.250-750 MHz WBC4-1TLC Coilcraft 1: £3.68 321In Stock	Mfr. Part No. WBC4-1TLC Mouser Part No 994-WBC4-1TLC	Coilcraft	Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 0.250-750 MHz	Datasheet	321In Stock	Cut Tape £3.68 £3.13 £2.70 £2.50 Reel £2.46 View £2.42 Quote MouseReel Available	Min.: 1 Mult.: 1 : 750	RF Transformers		SMD/SMT	250 kHz to 750 MHz	36 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 SP-74 - AUDIO XFMR 80CT:32CT/8 Ohm 4.0mADC 50mW ENCAPSULATED PCB MOUNT SP-74 Triad Magnetics 1: £16.13 61In Stock New Product	Mfr. Part No. SP-74 Mouser Part No 553-SP-74 New Product	Triad Magnetics	Audio Transformers / Signal Transformers SP-74 - AUDIO XFMR 80CT:32CT/8 Ohm 4.0mADC 50mW ENCAPSULATED PCB MOUNT	Datasheet	61In Stock	£16.13 £14.53 £13.93 £13.77 View £13.06 £12.52 £12.13	Min.: 1 Mult.: 1	Audio Transformers		Through Hole	300 Hz to 100 kHz		80 Ohms	32 Ohms		- 40 C	+ 85 C	1 Channel		10.414 mm	7.874 mm	11.81 mm	MIL-T-27E
Audio Transformers / Signal Transformers 1000BASE-T1 SPE ISOLATION ISOLATION MODULE HALO Electronics TG1G-T3L8LF TG1G-T3L8LF HALO Electronics 1: £5.42 185In Stock New Product	Mfr. Part No. TG1G-T3L8LF Mouser Part No 493-TG1G-T3L8LF New Product	HALO Electronics	Audio Transformers / Signal Transformers 1000BASE-T1 SPE ISOLATION ISOLATION MODULE	Datasheet	185In Stock	£5.42 £3.50 £2.85 £2.31 View £1.93 £1.66 £1.60 £1.55	Min.: 1 Mult.: 1																	Tube
Audio Transformers / Signal Transformers SMD Digital Audio 3000uH .5Ohms 2-Port Pulse Electronics PE-65848FNLT PE-65848FNLT Pulse Electronics 1: £5.67 477In Stock NRND	Mfr. Part No. PE-65848FNLT Mouser Part No 673-PE-65848FNLT NRND	Pulse Electronics	Audio Transformers / Signal Transformers SMD Digital Audio 3000uH .5Ohms 2-Port	Datasheet	477In Stock	Cut Tape £5.67 £5.12 £4.91 £4.76 Reel £4.50 View £4.62 £4.42 £3.69 £3.66	Min.: 1 Mult.: 1 : 250	Audio Transformers	Module	SMD/SMT						0 C	+ 70 C	Single		14.37 mm	12.07 mm	8.64 mm		Reel, Cut Tape
Audio Transformers / Signal Transformers TRANSFORMER Pulse Electronics BX4550NL BX4550NL Pulse Electronics 1: £3.03 781In Stock	Mfr. Part No. BX4550NL Mouser Part No 673-BX4550NL	Pulse Electronics	Audio Transformers / Signal Transformers TRANSFORMER		781In Stock	£3.03 £2.75 £2.56 £2.47 View £2.35 £2.28 £2.23 £1.96 £1.92	Min.: 1 Mult.: 1											Single						Tray
Audio Transformers / Signal Transformers 10/100BASE-TX SMD -40/125C 16P 1Port TG110-EX50N5LF HALO Electronics 1: £6.74 448In Stock New Product	Mfr. Part No. TG110-EX50N5LF Mouser Part No 493-TG110-EX50N5LF New Product	HALO Electronics	Audio Transformers / Signal Transformers 10/100BASE-TX SMD -40/125C 16P 1Port	Datasheet	448In Stock	£6.74 £4.81 £4.04 £3.37 View £2.52 £2.02 £1.84	Min.: 1 Mult.: 1																TG110	Tube
Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH H5007EFNL Pulse Electronics 1: £6.49 14In Stock NRND	Mfr. Part No. H5007EFNL Mouser Part No 673-H5007EFNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH	Datasheet	14In Stock	£6.49 £5.86 £4.69 £4.61 £4.21	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	H5007	Tube
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port H5015FNLT Pulse Electronics 1: £7.02 4In Stock NRND	Mfr. Part No. H5015FNLT Mouser Part No 673-H5015FNLT NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port	Datasheet	4In Stock	Cut Tape £7.02 £6.33 £6.08 £5.88 Reel £4.85 View £5.70 £5.01 £4.57 Quote	Min.: 1 Mult.: 1 : 400	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz					0 C	+ 70 C	Dual		17.66 mm	15.14 mm	4.57 mm		Reel, Cut Tape
Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por H5062FNL Pulse Electronics 1: £5.55 31In Stock NRND	Mfr. Part No. H5062FNL Mouser Part No 673-H5062FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 350uH .65Ohms 1-Por	Datasheet	31In Stock	£5.55 £5.37 £5.14 £4.98 View £4.83 £4.57 £3.68 £3.67	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 100BaseTX SMD NonPoE 350uH 1-Port HX1198FNL Pulse Electronics 1: £3.59 320Stock Available NRND	Mfr. Part No. HX1198FNL Mouser Part No 673-HX1198FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH 1-Port Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	320Stock Available More Info Available	£3.59 £3.25 £3.06 £2.95 View £2.81 £2.79 £2.72 £2.63	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	SMT	12.7 mm	9.53 mm	6 mm	HX	Tube
Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por HX1260FNL Pulse Electronics 1: £3.46 36In Stock 680Expected 08/03/2027 NRND	Mfr. Part No. HX1260FNL Mouser Part No 673-HX1260FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	36In Stock 680Expected 08/03/2027	£3.46 £2.88 £2.42 £2.32 View £2.28 £2.23 Quote	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	SMT	12.7 mm	9.53 mm	6 mm	HX	Tube
Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .75Ohms 1-Port HX2019FNL Pulse Electronics 1: £4.98 215In Stock 1,400Expected 15/12/2026 NRND	Mfr. Part No. HX2019FNL Mouser Part No 673-HX2019FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .75Ohms 1-Port Learn More about Pulse Electronics pulse poe solutions	Datasheet	215In Stock 1,400Expected 15/12/2026	£4.98 £4.95 £3.86 £3.85 View £3.79 £3.73 £3.61 £3.49	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single	SMT	12.7 mm	9.53 mm	6 mm	HX	Tube
Audio Transformers / Signal Transformers 1000Base-T PoE SMD 1-Port 325uH/350uH HX6062FNL Pulse Electronics 1: £6.27 1In Stock NRND	Mfr. Part No. HX6062FNL Mouser Part No 673-HX6062FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T PoE SMD 1-Port 325uH/350uH Learn More about Pulse Electronics pulse ethernet transformers	Datasheet	1In Stock	£6.27 £6.17 £5.28 £4.74 View £4.60 £4.43 £4.36 £4.33	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Single		17.5 mm	15.24 mm	5.72 mm	HX	Tube
Audio Transformers / Signal Transformers 1000Base-T PoE+ SMD 2-Port 120uH/350uH HX6101FNL Pulse Electronics 1: £13.46 4In Stock NRND	Mfr. Part No. HX6101FNL Mouser Part No 673-HX6101FNL NRND	Pulse Electronics	Audio Transformers / Signal Transformers 1000Base-T PoE+ SMD 2-Port 120uH/350uH Learn More about Pulse Electronics pulse poe solutions	Datasheet	4In Stock	£13.46 £11.91 £11.52 £11.17 View £10.88 £10.43 £9.59	Min.: 1 Mult.: 1	LAN Transformers	Module	SMD/SMT	1 MHz to 100 MHz	350 uH			1.5 kV	- 40 C	+ 85 C	Dual		27.81 mm	14.99 mm	7.24 mm	HX	Tube
Audio Transformers / Signal Transformers TRANSFORMERS AUDIO & SIGNAL ATB322524-0110-T000 TDK 1: £1.15 151In Stock NRND	Mfr. Part No. ATB322524-0110-T000 Mouser Part No 810-ATB32240110T000 NRND	TDK	Audio Transformers / Signal Transformers TRANSFORMERS AUDIO & SIGNAL Learn More about TDK ATB3225trans	Datasheet	151In Stock	Cut Tape £1.15 £1.05 £0.978 £0.934 Reel £0.78 View £0.908 £0.882 £0.751 £0.731 MouseReel Available	Min.: 1 Mult.: 1 : 1,000			SMD/SMT	100 kHz	7 uH			500 Vrms	- 40 C	+ 85 C			3.2 mm	2.5 mm	2.4 mm	ATB	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADTL1-4-75+ Mini-Circuits 1: £3.75 800Expected 09/11/2026	Mfr. Part No. ADTL1-4-75+ Mouser Part No 139-ADTL1-4-75	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	800Expected 09/11/2026	Cut Tape £3.75 Reel £3.75 MouseReel Available	Min.: 1 Mult.: 1 : 100																ADTL1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS ADTT1-6+ Mini-Circuits 1: £6.05 160In Stock 500Expected 10/02/2027	Mfr. Part No. ADTT1-6+ Mouser Part No 139-ADTT1-6	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	160In Stock 500Expected 10/02/2027	Cut Tape £6.05 £5.62 £5.51 £5.23 Reel £5.23 MouseReel Available	Min.: 1 Mult.: 1 : 500	RF Transformers		SMD/SMT	15 kHz to 100 MHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	Single	7.87 mm x 5.59 mm x 5.23 mm	7.87 mm	5.59 mm	5.23 mm	ADTT1	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS JTX-4-10T+ Mini-Circuits 1: £15.84 85In Stock 100Expected 08/03/2027	Mfr. Part No. JTX-4-10T+ Mouser Part No 139-JTX-4-10T	Mini-Circuits	Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS	Datasheet	85In Stock 100Expected 08/03/2027	Cut Tape £15.84 £8.87 £8.26 Reel £7.95 MouseReel Available	Min.: 1 Mult.: 1 : 100	RF Transformers		SMD/SMT	50 MHz to 1 GHz		50 Ohms	50 Ohms		- 20 C	+ 85 C	Single	7.87 mm x 7.11 mm x 5.72 mm	7.87 mm	7.11 mm	5.72 mm	JTX	Reel, Cut Tape, MouseReel