Audio Transformers / Signal Transformers
TY-142P-B
Triad Magnetics
1:
$5.47
435 In Stock
Mouser Part No
553-TY-142P-B
Triad Magnetics
Audio Transformers / Signal Transformers
435 In Stock
Alternative Packaging
1
$5.47
25
$5.46
250
$5.45
500
$4.82
1,000
$4.75
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
PC Pin
200 Hz to 15 kHz
10 kOhms
2 kOhms
- 20 C
+ 85 C
1 Channel
Driver, Line Matching, Input/Output Application, Interstage, Isolation, Pulse Trigger, Telephone Coupling
20.625 mm
17.78 mm
18.8 mm
TY
Audio Transformers / Signal Transformers MET-39-T - IMPEDANCE MATCHING TRANSFORMER - 500 ohms to 50 ohms
MET-39-T
Triad Magnetics
1:
$6.19
1,206 In Stock
Mouser Part No
553-MET-39-T
Triad Magnetics
Audio Transformers / Signal Transformers MET-39-T - IMPEDANCE MATCHING TRANSFORMER - 500 ohms to 50 ohms
1,206 In Stock
1
$6.19
25
$5.91
84
$5.65
Buy
Min.: 1
Mult.: 1
Details
Impedance Matching Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
500 Ohms
50 Ohms
- 20 C
+ 85 C
Single
Coupling Encapsulated
0.41 in
0.31 in
0.465 in
MET
Audio Transformers / Signal Transformers AUDIO XFMR 900ct:600 4.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-51
SP-51
Triad Magnetics
1:
$11.26
150 In Stock
Mouser Part No
553-SP51
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 900ct:600 4.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-51
150 In Stock
1
$11.26
25
$11.20
50
$11.05
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
900 Ohms
600 Ohms
1 kV
- 40 C
+ 85 C
Single
High Reliability
0.41 in
0.31 in
0.465 in
MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600CT:600CT 0mADC/TY-304P
TY-304P
Triad Magnetics
1:
$4.50
1,019 In Stock
Mouser Part No
553-TY304P
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600CT:600CT 0mADC/TY-304P
1,019 In Stock
1
$4.50
10
$4.46
25
$4.41
50
$4.37
100
View
100
$4.28
252
$4.24
504
$4.20
2,520
$4.15
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 3.5 kHz
600 Ohms
600 Ohms
1.5 kV
0 C
+ 105 C
Single
Data/Voice Coupling
20.6 mm
18.2 mm
18.8 mm
TY
Audio Transformers / Signal Transformers MET-01-T - IMPEDANCE MATCHING TRANSFORMER - 200K ohms CT to 1K ohms CT
MET-01-T
Triad Magnetics
1:
$12.48
13 In Stock
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
13 In Stock
1
$12.48
10
$11.38
25
$8.93
84
$8.08
252
View
252
$7.86
504
$7.66
1,008
$7.49
2,520
Quote
Buy
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 AUDIO XFMR 10Kct:1.2Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-20
SP-20
Triad Magnetics
1:
$10.72
69 In Stock
Mouser Part No
553-SP20
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:1.2Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-20
69 In Stock
1
$10.72
25
$10.37
50
$10.22
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
10 kOhms
1.2 kOhms
1 kV
Single
High Reliability
7.874 mm
10.41 mm
MIL-T-27E
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:
$8.38
201 In Stock
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
201 In Stock
1
$8.38
10
$8.07
25
$6.85
252
$5.97
504
View
504
$5.88
672
$5.59
Buy
Min.: 1
Mult.: 1
Details
Impedance Matching Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
2.5 kOhms
2.5 kOhms
- 20 C
+ 85 C
Single
Coupling Encapsulated
0.41 in
0.31 in
0.465 in
MET
Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600 0mADC/TY-311P
TY-311P
Triad Magnetics
1:
$2.92
357 In Stock
Mouser Part No
553-TY311P
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600 0mADC/TY-311P
357 In Stock
1
$2.92
50
$2.87
100
$2.75
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 3.5 kHz
600 Ohms
600 Ohms
1.5 kV
- 20 C
+ 85 C
Single
Data/Voice Coupling
0.812 in
0.715 in
0.74 in
TY
Audio Transformers / Signal Transformers AUDIO TRANSFORMER
SP-32
Triad Magnetics
1:
$11.10
100 In Stock
Mouser Part No
553-SP-32
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO TRANSFORMER
100 In Stock
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Radial
300 Hz to 100 kHz
500 Ohms
50 Ohms
High Reliability
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:
$12.74
81 In Stock
Mouser Part No
553-SP52
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 1.5Kct:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-52
81 In Stock
1
$12.74
10
$12.35
25
$11.98
50
$11.77
100
View
100
$11.19
252
$11.02
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
1.5 kOhms
600 Ohms
1 kV
- 40 C
+ 85 C
Single
High Reliability
7.874 mm
10.41 mm
11.811 mm
MIL-T-27E
Audio Transformers / Signal Transformers SP-74 - AUDIO XFMR 80CT:32CT/8 Ohm 4.0mADC 50mW ENCAPSULATED PCB MOUNT
SP-74
Triad Magnetics
1:
$19.48
99 In Stock
New Product
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
99 In Stock
1
$19.48
10
$17.54
25
$16.81
50
$16.28
100
View
100
$15.77
250
$15.11
500
$14.63
1,000
Quote
Buy
Min.: 1
Mult.: 1
Details
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 AUDIO XFMR 10Kct:2.0Kct* 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-22
Triad Magnetics SP-22
SP-22
Triad Magnetics
1:
$10.72
76 In Stock
Mouser Part No
553-SP22
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:2.0Kct* 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-22
76 In Stock
1
$10.72
25
$10.37
50
$10.22
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
10 kOhms
2 kOhms, 500 Ohms
1 kV
- 40 C
+ 85 C
Single
High Reliability
7.874 mm
10.41 mm
11.811 mm
MIL-T-27E
Audio Transformers / Signal Transformers 600/250/50 ohms:60K ohms (1:10.0) 10mW
A-11J
Triad Magnetics
1:
$159.21
27 In Stock
New Product
Mouser Part No
553-A-11J
New Product
Triad Magnetics
Audio Transformers / Signal Transformers 600/250/50 ohms:60K ohms (1:10.0) 10mW
27 In Stock
1
$159.21
10
$143.11
20
$143.09
60
$136.38
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Audio Transformer
Wire Lead
20 Hz to 20 kHz
7 H
50 Ohms, 250 Ohms, 600 Ohms
60 kOhms
0 C
+ 70 C
Pre-Amplification, Inter-Stage Isolation
1.81 in
AJ
Audio Transformers / Signal Transformers 600CT/150 ohms:60K ohms (1:10.0) 10mW
A-12J
Triad Magnetics
1:
$136.15
21 In Stock
New Product
Mouser Part No
553-A-12J
New Product
Triad Magnetics
Audio Transformers / Signal Transformers 600CT/150 ohms:60K ohms (1:10.0) 10mW
21 In Stock
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Audio Transformer
Wire Lead
20 Hz to 20 kHz
7 H
150 Ohms, 600 Ohms
60 kOhms
0 C
+ 70 C
Pre-Amplification, Inter-Stage Isolation
1.81 in
AJ
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 5Kohm/20Kohm: Zsec = 20Kohm/80Kohm, 20-20KHz, 22dBu
HS-29
Triad Magnetics
1:
$388.51
10 In Stock
New Product
Mouser Part No
553-HS-29
New Product
Triad Magnetics
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 5Kohm/20Kohm: Zsec = 20Kohm/80Kohm, 20-20KHz, 22dBu
10 In Stock
1
$388.51
10
$355.52
25
$355.51
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Screw
20 Hz to 20 kHz
5 kOhms, 20 kOhms
20 kOhms, 80 kOhms
HS
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 15Kohm: Zsec = 62.5ohm/150ohm/250ohm/600ohm, 20-20KHz, 26dBu
HS-50
Triad Magnetics
1:
$300.41
10 In Stock
New Product
Mouser Part No
553-HS-50
New Product
Triad Magnetics
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 15Kohm: Zsec = 62.5ohm/150ohm/250ohm/600ohm, 20-20KHz, 26dBu
10 In Stock
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Screw
20 Hz to 20 kHz
15 kOhms
62.5 Ohms, 150 Ohms, 250 Ohms, 600 Ohms
HS
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 5Kohm/20Kohm: Zsec = 62.5ohm/150ohm/250ohm/600ohm, 20-20KHz, 26dBu
HS-52
Triad Magnetics
1:
$343.96
10 In Stock
New Product
Mouser Part No
553-HS-52
New Product
Triad Magnetics
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 5Kohm/20Kohm: Zsec = 62.5ohm/150ohm/250ohm/600ohm, 20-20KHz, 26dBu
10 In Stock
1
$343.96
10
$310.49
25
$310.48
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Screw
20 Hz to 20 kHz
5 kOhms, 20 kOhms
62.5 Ohms, 150 Ohms, 250 Ohms, 600 Ohms
HS
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 600/250/150/62.5: Zsec = 600/250/150/62.5, 10-30KHz, 20dBu
HS-56
Triad Magnetics
1:
$333.79
10 In Stock
New Product
Mouser Part No
553-HS-56
New Product
Triad Magnetics
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 600/250/150/62.5: Zsec = 600/250/150/62.5, 10-30KHz, 20dBu
10 In Stock
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Screw
10 Hz to 30 kHz
150 Ohms, 250 Ohms, 600 Ohms, 62.5 kOhms
150 Ohms, 250 Ohms, 600 Ohms, 62.5 kOhms
HS
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 62.5ohm/150ohm/250ohm/600ohm: Zsec = 77Kohm, 20-20KHz, 10dBu
HS-1
Triad Magnetics
1:
$390.75
6 In Stock
New Product
Mouser Part No
553-HS-1
New Product
Triad Magnetics
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 62.5ohm/150ohm/250ohm/600ohm: Zsec = 77Kohm, 20-20KHz, 10dBu
6 In Stock
1
$390.75
10
$372.73
25
$369.48
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Screw
20 Hz to 20 kHz
62.5 Ohms, 150 Ohms, 250 Ohms, 600 Ohms
77 kOhms
HS
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 62.5ohm/150ohm/250ohm/600ohm: Zsec = 117.6Kohm, 20-20KHz, 10dBu
HS-4
Triad Magnetics
1:
$388.41
10 In Stock
New Product
Mouser Part No
553-HS-4
New Product
Triad Magnetics
Audio Transformers / Signal Transformers Audio Xfmr, Zpri = 62.5ohm/150ohm/250ohm/600ohm: Zsec = 117.6Kohm, 20-20KHz, 10dBu
10 In Stock
1
$388.41
10
$370.46
25
$367.16
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Screw
20 Hz to 20 kHz
62.5 Ohms, 150 Ohms, 250 Ohms, 600 Ohms
117.6 kOhms
HS
Audio Transformers / Signal Transformers 600CT/150 ohms:60K ohms (1:10.5) 1mW
A-10J
Triad Magnetics
1:
$131.79
9 In Stock
New Product
Mouser Part No
553-A-10J
New Product
Triad Magnetics
Audio Transformers / Signal Transformers 600CT/150 ohms:60K ohms (1:10.5) 1mW
9 In Stock
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Audio Transformer
Wire Lead
30 Hz to 15 kHz
600 Ohms, 150 Ohms
60 kOhms
0 C
+ 70 C
Pre-Amplification, Inter-Stage Isolation
1.81 in
AJ
Audio Transformers / Signal Transformers 600/250/50 ohms:85K ohms (1:12.0) 1mW
A-9J
Triad Magnetics
1:
$152.14
5 In Stock
New Product
Mouser Part No
553-A-9J
New Product
Triad Magnetics
Audio Transformers / Signal Transformers 600/250/50 ohms:85K ohms (1:12.0) 1mW
5 In Stock
1
$152.14
10
$138.93
20
$130.53
100
View
100
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Audio Transformer
Wire Lead
30 Hz to 15 kHz
50 Ohms, 250 Ohms, 600 Ohms
85 kOhms
0 C
+ 70 C
Pre-Amplification, Inter-Stage Isolation
1.81 in
AJ
Audio Transformers / Signal Transformers AUDIO XFMR 600ct:600ct 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-67
SP-67
Triad Magnetics
1:
$17.36
1,460 In Stock
33 Expected 26/02/2026
Mouser Part No
553-SP67
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 600ct:600ct 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-67
1,460 In Stock
33 Expected 26/02/2026
1
$17.36
10
$16.20
25
$15.32
50
$14.79
100
View
100
$13.93
252
$13.82
504
$13.49
1,008
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
600 Ohms
600 Ohms
1 kV
- 40 C
+ 85 C
Single
High Reliability
0.41 in
0.31 in
0.465 in
MIL-T-27E
Audio Transformers / Signal Transformers AUDIO XFMR 600:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-70
Triad Magnetics SP-70
SP-70
Triad Magnetics
1:
$15.65
2,402 In Stock
Mouser Part No
553-SP70
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 600:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-70
2,402 In Stock
1
$15.65
10
$14.68
25
$14.24
50
$13.94
100
$13.42
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
600 Ohms
600 Ohms
1 kV
- 40 C
+ 85 C
Single
High Reliability
7.874 mm
10.41 mm
11.811 mm
MIL-T-27E
Audio Transformers / Signal Transformers MET-09-T - IMPEDANCE MATCHING TRANSFORMER - 10K ohms to 10K ohms
MET-09-T
Triad Magnetics
1:
$11.41
3,158 In Stock
Mouser Part No
553-MET-09-T
Triad Magnetics
Audio Transformers / Signal Transformers MET-09-T - IMPEDANCE MATCHING TRANSFORMER - 10K ohms to 10K ohms
3,158 In Stock
1
$11.41
10
$10.29
25
$9.87
50
$9.34
84
View
84
$8.83
252
$8.46
504
$8.31
672
$7.93
Buy
Min.: 1
Mult.: 1
Details
Impedance Matching Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
10 kOhms
10 kOhms
- 20 C
+ 85 C
Single
Coupling Encapsulated
0.41 in
0.31 in
0.465 in
MET