Audio Transformers / Signal Transformers AUDIO XFMR 900ct:600 4.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-51
SP-51
Triad Magnetics
1:
$17.34
149 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
149 In Stock
1
$17.34
10
$15.96
25
$15.25
50
$14.35
100
View
100
$14.34
252
$14.33
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 INDUCTOR 0.1H at 5.0mADC ENCAPSULATED PCB MOUNT/SP-128
SP-128
Triad Magnetics
1:
$18.46
1 In Stock
Mouser Part No
553-SP128
Triad Magnetics
Audio Transformers / Signal Transformers INDUCTOR 0.1H at 5.0mADC ENCAPSULATED PCB MOUNT/SP-128
1 In Stock
1
$18.46
10
$18.37
25
$17.60
50
$17.13
100
View
100
$16.53
252
$16.12
504
$15.94
1,008
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Through Hole
300 Hz to 100 kHz
100 mH
100 mOhms
1 kV
High Reliability
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:
$16.71
26 In Stock
Mouser Part No
553-SP50
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 500ct:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-50
26 In Stock
1
$16.71
10
$15.73
25
$15.36
50
$15.12
100
View
100
$14.44
1,008
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
500 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 AUDIO TRANSFORMER
SP-32
Triad Magnetics
1:
$15.38
100 In Stock
Mouser Part No
553-SP-32
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO TRANSFORMER
100 In Stock
1
$15.38
10
$13.79
252
$13.78
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 10.0Kct:10.0Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-66
SP-66
Triad Magnetics
1:
$17.47
1,069 In Stock
Mouser Part No
553-SP66
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 10.0Kct:10.0Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-66
1,069 In Stock
1
$17.47
10
$16.41
25
$15.54
50
$15.14
100
View
100
$14.60
252
$14.24
504
$13.91
2,520
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
10 kOhms
10 kOhms
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 AUDIO XFMR 600ct:600ct 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-67
SP-67
Triad Magnetics
1:
$18.26
2,958 In Stock
3,906 Expected 12/11/2026
Mouser Part No
553-SP67
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 600ct:600ct 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-67
2,958 In Stock
3,906 Expected 12/11/2026
1
$18.26
10
$17.08
25
$15.95
50
$15.54
100
View
100
$15.06
252
$15.05
504
$14.58
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 600:600ct* 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-69
SP-69
Triad Magnetics
1:
$17.58
1,297 In Stock
Mouser Part No
553-SP69
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 600:600ct* 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-69
1,297 In Stock
1
$17.58
10
$16.28
25
$15.71
50
$15.35
100
View
100
$14.87
252
$14.46
504
$14.36
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
600 Ohms
600 Ohms, 150 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 AUDIO XFMR 600:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-70
Triad Magnetics SP-70
SP-70
Triad Magnetics
1:
$17.47
1,329 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
1,329 In Stock
1
$17.47
10
$16.37
25
$15.86
50
$15.47
100
View
100
$14.39
252
$14.00
504
$13.91
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 AUDIO XFMR 10Kct:2.0Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-21
SP-21
Triad Magnetics
1:
$17.70
221 In Stock
3 Expected 06/08/2026
Mouser Part No
553-SP21
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:2.0Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-21
221 In Stock
3 Expected 06/08/2026
1
$17.70
10
$15.56
25
$14.92
50
$14.45
100
View
100
$13.92
252
$13.89
504
$13.45
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
10 kOhms
2 kOhms
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 AUDIO XFMR 200Kct:1Kct 10mW ENCAPSULATED PCB MOUNT/SP-4
SP-4
Triad Magnetics
1:
$19.98
167 In Stock
Mouser Part No
553-SP4
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 200Kct:1Kct 10mW ENCAPSULATED PCB MOUNT/SP-4
167 In Stock
1
$19.98
10
$18.17
25
$17.76
252
$15.97
504
View
504
$15.71
2,520
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
200 kOhms
1 kOhms
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 AUDIO XFMR 150ct:12 10.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-42
SP-42
Triad Magnetics
1:
$16.80
230 In Stock
Mouser Part No
553-SP42
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 150ct:12 10.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-42
230 In Stock
1
$16.80
10
$15.14
25
$14.52
50
$14.06
100
View
100
$13.47
252
$13.04
504
$12.70
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
150 Ohms
12 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 7.5Kct:12 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-48
SP-48
Triad Magnetics
1:
$17.61
287 In Stock
504 Expected 20/08/2026
Mouser Part No
553-SP48
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 7.5Kct:12 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-48
287 In Stock
504 Expected 20/08/2026
1
$17.61
10
$15.41
25
$14.74
50
$14.55
100
View
100
$14.03
252
$13.57
504
$13.21
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
7.5 kOhms
12 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 AUDIO XFMR 50Kct:1Kct 25mW ENCAPSULATED PCB MOUNT/SP-5
SP-5
Triad Magnetics
1:
$17.52
143 In Stock
Mouser Part No
553-SP5
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 50Kct:1Kct 25mW ENCAPSULATED PCB MOUNT/SP-5
143 In Stock
1
$17.52
25
$17.27
252
$15.42
504
$15.15
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
50 kOhms
1 kOhms
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 AUDIO XFMR 25Kct:1Kct 0.5mADC 40mW ENCAPSULATED PCB MOUNT/SP-13
SP-13
Triad Magnetics
1:
$17.90
51 In Stock
175 On Order
Mouser Part No
553-SP13
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 25Kct:1Kct 0.5mADC 40mW ENCAPSULATED PCB MOUNT/SP-13
51 In Stock
175 On Order
View Dates
Stock:
51 Can Dispatch Immediately
On Order:
168 Expected 06/08/2026
7 Expected 12/08/2026
Factory Lead Time:
16 Weeks
1
$17.90
10
$16.55
25
$16.13
100
$15.24
252
View
252
$14.85
504
$14.58
1,008
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
25 kOhms, 20 kOhms
1 kOhms, 800 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 AUDIO XFMR 10Kct:1.2Kct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-20
SP-20
Triad Magnetics
1:
$16.61
43 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
43 In Stock
1
$16.61
10
$15.78
50
$14.24
100
$13.68
252
View
252
$13.14
504
$12.84
1,008
Quote
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 AUDIO XFMR 1.0Kct:50 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-33
SP-33
Triad Magnetics
1:
$15.49
57 In Stock
536 On Order
Mouser Part No
553-SP33
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 1.0Kct:50 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-33
57 In Stock
536 On Order
View Dates
Stock:
57 Can Dispatch Immediately
On Order:
32 Expected 10/08/2026
504 Expected 20/08/2026
Factory Lead Time:
16 Weeks
1
$15.49
10
$14.39
25
$14.26
50
$13.83
100
View
100
$13.41
252
$12.92
504
$12.62
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
1 kOhms
50 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 AUDIO XFMR 300ct:600 7.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-49
SP-49
Triad Magnetics
1:
$18.44
15 In Stock
Mouser Part No
553-SP49
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 300ct:600 7.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-49
15 In Stock
1
$18.44
10
$16.83
25
$15.99
50
$15.47
100
View
100
$15.37
252
$14.66
504
$14.41
2,520
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
300 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 AUDIO XFMR 1.5Kct:600 3.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-52
SP-52
Triad Magnetics
1:
$16.90
53 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
53 In Stock
1
$16.90
10
$15.42
25
$14.77
50
$14.31
100
View
100
$13.93
252
$13.92
504
$13.57
1,008
Quote
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 AUDIO XFMR 10Kct:2.0Kct* 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-22
Triad Magnetics SP-22
SP-22
Triad Magnetics
1:
$15.78
56 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
56 In Stock
1
$15.78
50
$15.28
100
$13.32
252
$12.68
504
$12.52
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 AUDIO XFMR 10.0K:10.0Kct* 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-68
Triad Magnetics SP-68
SP-68
Triad Magnetics
1:
$15.44
35 In Stock
Mouser Part No
553-SP68
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 10.0K:10.0Kct* 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-68
35 In Stock
1
$15.44
10
$14.25
25
$13.63
50
$13.52
252
View
252
$12.69
504
$12.52
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
10 kOhms
10 kOhms
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 AUDIO XFMR 10Kct:500ct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-29
SP-29
Triad Magnetics
1:
$17.29
245 Expected 12/11/2026
Mouser Part No
553-SP29
Triad Magnetics
Audio Transformers / Signal Transformers AUDIO XFMR 10Kct:500ct 1.0mADC 50mW ENCAPSULATED PCB MOUNT/SP-29
245 Expected 12/11/2026
1
$17.29
10
$15.99
25
$14.90
50
$14.29
100
View
100
$13.67
252
$13.11
504
$12.80
1,008
Quote
Buy
Min.: 1
Mult.: 1
Details
Audio Transformers
Pin Terminal Transformers
Radial
300 Hz to 100 kHz
10 kOhms
500 Ohms
1 kV
- 40 C
+ 85 C
Single
High Reliability
7.874 mm
10.41 mm
11.811 mm
MIL-T-27E