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300 Hz to 100 kHz Audio Transformers / Signal Transformers

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Frequency Range = 300 Hz to 100 kHz

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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 AUDIO XFMR 200Kct:1Kct 10mW ENCAPSULATED PCB MOUNT/SP-4 SP-4 Triad Magnetics 1: 18,31 € 171In Stock	Mfr. Part No. SP-4 Mouser Part No 553-SP4	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 200Kct:1Kct 10mW ENCAPSULATED PCB MOUNT/SP-4	Datasheet	171In Stock	18,31 € 16,28 € 15,46 € 15,27 € View 14,34 € 13,89 €	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		200 kOhms	1 kOhms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 7.5Kct:12 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-48 SP-48 Triad Magnetics 1: 16,14 € 230In Stock 510Expected 21/12/2026	Mfr. Part No. SP-48 Mouser Part No 553-SP48	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 7.5Kct:12 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-48	Datasheet	230In Stock 510Expected 21/12/2026	16,14 € 14,40 € 13,91 € 13,67 € View 13,18 € 12,54 € 12,17 €	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		7.5 kOhms	12 Ohms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 50Kct:1Kct 25mW ENCAPSULATED PCB MOUNT/SP-5 SP-5 Triad Magnetics 1: 15,52 € 118In Stock	Mfr. Part No. SP-5 Mouser Part No 553-SP5	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 50Kct:1Kct 25mW ENCAPSULATED PCB MOUNT/SP-5	Datasheet	118In Stock	15,52 € 14,30 € 13,79 € 13,42 € 12,99 €	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		50 kOhms	1 kOhms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 600:600ct* 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-69 SP-69 Triad Magnetics 1: 15,63 € 334In Stock	Mfr. Part No. SP-69 Mouser Part No 553-SP69	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 600:600ct* 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-69	Datasheet	334In Stock	15,63 € 14,33 € 13,88 € 13,35 € View 13,18 € 13,15 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		600 Ohms	600 Ohms, 150 Ohms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 300 CT, secondary impedance 600 CT 101D Hammond Manufacturing 1: 23,99 € 29In Stock	Mfr. Part No. 101D Mouser Part No 546-101D	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 300 CT, secondary impedance 600 CT	Datasheet	29In Stock	23,99 € 22,08 € 21,52 € 20,90 € View 20,12 € 19,52 € 19,22 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		300 Ohms	600 Ohms				Single		0.45 in	0.45 in	0.48 in	101
Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 300 CT, secondary impedance 50 CT 101P Hammond Manufacturing 1: 26,50 € 6In Stock	Mfr. Part No. 101P Mouser Part No 546-101P	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 300 CT, secondary impedance 50 CT	Datasheet	6In Stock	26,50 € 23,73 € 22,71 € 20,90 € View 20,09 € 19,49 € 19,19 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		300 Ohms	50 Ohms				Single		0.45 in	0.45 in	0.48 in	101
Audio Transformers / Signal Transformers Audio transformer, potted, primary 500 CTohms , secondary 8 ohms 104R Hammond Manufacturing 1: 37,12 € 50In Stock	Mfr. Part No. 104R Mouser Part No 546-104R	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 500 CTohms , secondary 8 ohms	Datasheet	50In Stock	37,12 € 33,50 € 32,00 € 30,90 € View 29,27 € 28,13 €	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		500 Ohms	8 Ohms				Single		0.86 in	0.71 in	0.75 in	104
Audio Transformers / Signal Transformers Audio transformer, potted, primary 50000ohms , secondary 1500 CT ohms 106C Hammond Manufacturing 1: 41,86 € 1In Stock	Mfr. Part No. 106C Mouser Part No 546-106C	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 50000ohms , secondary 1500 CT ohms	Datasheet	1In Stock	41,86 € 36,76 € 35,63 € 34,67 € View 34,24 € 33,46 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		50 kOhms	1.5 kOhms				Single		1.08 in	0.88 in		106
Audio Transformers / Signal Transformers Audio transformer, potted, primary 100 CTohms , secondary 8 ohms 106T Hammond Manufacturing 1: 39,33 € 1In Stock	Mfr. Part No. 106T Mouser Part No 546-106T	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 100 CTohms , secondary 8 ohms	Datasheet	1In Stock	39,33 € 33,51 € 31,94 € 30,65 € View 29,86 € 28,83 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		100 Ohms	8 Ohms				Single		1.08 in	0.88 in		106
Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 CTohms , secondary 600 ohms 106E Hammond Manufacturing 1: 37,12 € 1In Stock	Mfr. Part No. 106E Mouser Part No 546-106E	Hammond Manufacturing	Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 CTohms , secondary 600 ohms	Datasheet	1In Stock	37,12 € 31,44 € 30,19 € 29,11 € View 28,08 € 27,26 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Through Hole	300 Hz to 100 kHz		600 Ohms	600 Ohms				Single		1.08 in	0.88 in		106
Audio Transformers / Signal Transformers MET-01-T - IMPEDANCE MATCHING TRANSFORMER - 200K ohms CT to 1K ohms CT MET-01-T Triad Magnetics 1: 10,94 € 86In Stock	Mfr. Part No. MET-01-T Mouser Part No 553-MET-01-T	Triad Magnetics	Audio Transformers / Signal Transformers MET-01-T - IMPEDANCE MATCHING TRANSFORMER - 200K ohms CT to 1K ohms CT	Datasheet	86In Stock	10,94 € 9,86 € 9,39 € 8,98 € View 8,57 € 8,34 € 8,15 € 8,07 €	Min.: 1 Mult.: 1	Impedance Matching Transformers		Through Hole	300 Hz to 100 kHz		200 kOhms	1 kOhms	500 Vrms	- 20 C	+ 85 C		10.4 mm x 7.87 mm	10.4 mm	7.87 mm	11.8 mm	MET
Audio Transformers / Signal Transformers MET-22-T - IMPEDANCE MATCHING XFRMR: 2.5K ohms CT to 2.5K ohms CT MET-22-T Triad Magnetics 1: 9,13 € 101In Stock	Mfr. Part No. MET-22-T Mouser Part No 553-MET-22-T	Triad Magnetics	Audio Transformers / Signal Transformers MET-22-T - IMPEDANCE MATCHING XFRMR: 2.5K ohms CT to 2.5K ohms CT	Datasheet	101In Stock	9,13 € 8,32 € 7,98 € 7,55 € View 7,30 € 7,16 € 6,69 € 6,55 € Quote	Min.: 1 Mult.: 1	Impedance Matching Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		2.5 kOhms	2.5 kOhms		- 20 C	+ 85 C	Single		0.41 in	0.31 in	0.465 in	MET
Audio Transformers / Signal Transformers MET-32-T - IMPEDANCE MATCHING XFMR - 600 ohms to 150/150 ohms MET-32-T Triad Magnetics 1: 9,51 € 179In Stock	Mfr. Part No. MET-32-T Mouser Part No 553-MET-32-T	Triad Magnetics	Audio Transformers / Signal Transformers MET-32-T - IMPEDANCE MATCHING XFMR - 600 ohms to 150/150 ohms	Datasheet	179In Stock	9,51 € 8,92 € 8,71 € 8,28 € View 8,02 € 7,87 € 7,46 € 7,37 €	Min.: 1 Mult.: 1	Impedance Matching Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		600 Ohms	150 Ohms		- 20 C	+ 85 C	Single		0.41 in	0.31 in	0.465 in	MET
Audio Transformers / Signal Transformers INDUCTOR 0.1H at 5.0mADC ENCAPSULATED PCB MOUNT/SP-128 SP-128 Triad Magnetics 1: 14,12 € 1In Stock	Mfr. Part No. SP-128 Mouser Part No 553-SP128	Triad Magnetics	Audio Transformers / Signal Transformers INDUCTOR 0.1H at 5.0mADC ENCAPSULATED PCB MOUNT/SP-128	Datasheet	1In Stock	14,12 € 13,74 € 13,32 € 13,08 € View 12,82 € 12,51 € 12,36 € Quote	Min.: 1 Mult.: 1	Audio Transformers		Through Hole	300 Hz to 100 kHz	100 mH	100 mOhms		1 kV					7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:2.0Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-21 SP-21 Triad Magnetics 1: 14,84 € 84In Stock 3On Order	Mfr. Part No. SP-21 Mouser Part No 553-SP21	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:2.0Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-21	Datasheet	84In Stock 3On Order	14,84 € 13,24 € 13,14 € 11,76 € View 11,75 € 11,52 € 11,45 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		10 kOhms	2 kOhms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 300ct:600 7.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-49 SP-49 Triad Magnetics 1: 17,43 € 15In Stock	Mfr. Part No. SP-49 Mouser Part No 553-SP49	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 300ct:600 7.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-49	Datasheet	15In Stock	17,43 € 16,07 € 15,17 € 14,72 € View 14,22 € 13,73 € 13,42 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		300 Ohms	600 Ohms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 500ct:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-50 SP-50 Triad Magnetics 1: 16,08 € 25In Stock 126Expected 18/02/2027	Mfr. Part No. SP-50 Mouser Part No 553-SP50	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 500ct:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-50	Datasheet	25In Stock 126Expected 18/02/2027	16,08 € 15,63 € 15,08 € 14,71 € View 14,20 € 13,55 € 12,76 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		500 Ohms	600 Ohms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 900ct:600 4.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-51 SP-51 Triad Magnetics 1: 16,87 € 49In Stock	Mfr. Part No. SP-51 Mouser Part No 553-SP51	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 900ct:600 4.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-51	Datasheet	49In Stock	16,87 € 15,20 € 14,58 € 13,51 € View 13,05 € 12,57 € 12,28 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		900 Ohms	600 Ohms	1 kV	- 40 C	+ 85 C	Single		0.41 in	0.31 in	0.465 in	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 1.5Kct:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-52 SP-52 Triad Magnetics 1: 15,26 € 53In Stock	Mfr. Part No. SP-52 Mouser Part No 553-SP52	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 1.5Kct:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-52	Datasheet	53In Stock	15,26 € 13,98 € 13,39 € 13,05 € View 12,72 € 12,71 € 12,46 € 11,52 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		1.5 kOhms	600 Ohms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:2.0Kct* 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-22 Triad Magnetics SP-22 SP-22 Triad Magnetics 1: 13,71 € 51In Stock	Mfr. Part No. SP-22 Mouser Part No 553-SP22	Triad Magnetics	Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:2.0Kct* 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-22	Datasheet	51In Stock	13,71 € 13,35 € 13,09 € 12,37 € View 11,17 € 10,97 € 10,94 € Quote	Min.: 1 Mult.: 1	Audio Transformers	Pin Terminal Transformers	Radial	300 Hz to 100 kHz		10 kOhms	2 kOhms, 500 Ohms	1 kV	- 40 C	+ 85 C	Single		7.874 mm	10.41 mm	11.811 mm	MIL-T-27E
Audio Transformers / Signal Transformers THROUGH HOLE 600:600CT MET-32 Tamura 1: 11,58 € 1 760On Order	Mfr. Part No. MET-32 Mouser Part No 838-MET-32	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 600:600CT	Datasheet	1 760On Order On Order Ship Dates Mfr. No: MET-32 Stock: 0 On Order: 110 Expected 15/02/2027 1 650 Expected 28/04/2027 Factory Lead Time: 24 Weeks	11,58 € 10,44 € 9,94 € 9,61 € View 9,40 € 9,00 € 8,72 € 8,59 € Quote	Min.: 1 Mult.: 1	Audio Transformers		Terminals	300 Hz to 100 kHz		600 Ohms	600 Ohms	1 kV	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET	Tube
Audio Transformers / Signal Transformers THROUGH HOLE 135:135CT MET-60 Tamura 1: 11,48 € 3 300On Order	Mfr. Part No. MET-60 Mouser Part No 838-MET-60	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 135:135CT	Datasheet	3 300On Order On Order Ship Dates Mfr. No: MET-60 Stock: 0 On Order: 1 100 Expected 31/12/2026 1 100 Expected 23/03/2027 1 100 Expected 29/03/2027 Factory Lead Time: 24 Weeks	11,48 € 10,35 € 9,86 € 9,53 € View 9,32 € 8,94 € 8,65 € 8,45 €	Min.: 1 Mult.: 1	Audio Transformers		Terminals	300 Hz to 100 kHz		135 Ohms	135 Ohms	1.5 kV	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET	Tube
Audio Transformers / Signal Transformers THROUGH HOLE 200KCT:1KCT MET-01 Tamura 1: 11,63 € 550Expected 29/03/2027	Mfr. Part No. MET-01 Mouser Part No 838-MET-01	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 200KCT:1KCT	Datasheet	550Expected 29/03/2027	11,63 € 10,48 € 9,98 € 9,64 € View 9,43 € 9,04 € 8,75 € 8,06 € Quote	Min.: 1 Mult.: 1	Audio Transformers		Terminals	300 Hz to 100 kHz		200 kOhms	1 kOhms	500 V	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET	Tube
Audio Transformers / Signal Transformers THROUGH HOLE 150:12 MET-42 Tamura 1: 10,68 € 1 208On Order	Mfr. Part No. MET-42 Mouser Part No 838-MET-42	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 150:12	Datasheet	1 208On Order On Order Ship Dates Mfr. No: MET-42 Stock: 0 On Order: 108 Pending 550 Expected 16/11/2026 550 Expected 08/03/2027 Factory Lead Time: 24 Weeks	10,68 € 9,89 € 9,37 € 9,07 € View 8,86 € 8,49 € 8,21 € 7,99 € Quote	Min.: 1 Mult.: 1	Audio Transformers		Terminals	300 Hz to 100 kHz		150 Ohms	12 Ohms	500 V	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET	Tube
Audio Transformers / Signal Transformers THROUGH HOLE 1.6KCT:3.2 MET-23 Tamura 1: 11,23 € 147On Order	Mfr. Part No. MET-23 Mouser Part No 838-MET-23	Tamura	Audio Transformers / Signal Transformers THROUGH HOLE 1.6KCT:3.2	Datasheet	147On Order	11,23 € 10,13 € 9,71 € 9,39 € View 9,12 € 8,74 € 8,46 € 8,18 €	Min.: 1 Mult.: 1	Audio Transformers		Terminals	300 Hz to 100 kHz		1.6 kOhms	3.2 Ohms	500 V	- 20 C	+ 85 C			10.4 mm	7.87 mm	11.8 mm	MET	Tube