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Triad's UL/TUV Approved, Inherently-limited PCB Power Transformers

Industry-leading design with advanced features and performance for worldwide use. Manufactured at Triad's factory in the Philippines for cost effectiveness in all commercial and industrial applications. Backed by Triad's 80 years of experience and quality, with 10-year warranty.

  • Input Voltages: 120V or 120/240V, 50-60Hz, dual windings, series-parallel connection
  • Output Voltages: 5V to 56V, , dual windings, series-parallel connection
  • Secondary Windings UL-approved for independent/isolated use (Hipot 2160 VRMS sec to sec)
  • Power levels: 1.1VA to 36VA
  • UL Class 2/3 and cUL (CSA 22.2, No. 66.3-06) Recognized and TUV certified (120/240V models)
  • Class F 155 deg C UL-recognized Insulation System ( operating temperature -40C to 80 C)
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    FS24-250-C2 Triad Magnetics
    Power Transformer 4200Vrms 6VA 8Term. PC Pin Thru-Hole
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    En Stock: 110
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    10
    $6.28
    30
    $6.21
    100
    $6.03
    250
    $5.99
    500
    $5.97
    FS24-500-C2 Triad Magnetics
    Power Transformer 4200Vrms 12VA 8Term. PC Pin Thru-Hole
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    En Stock: 120
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    10
    $8.61
    30
    $8.52
    50
    $8.36
    100
    $8.24
    250
    $8.14
    FS24-800-C2 Triad Magnetics
    Power Transformer 4200Vrms 20VA 8Term. PC Pin Thru-Hole
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    En Stock: 4
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    1
    $15.907
    8
    $14.461
    32
    $13.926
    56
    $13.452
    104
    $13.194
    FS28-040-C2 Triad Magnetics
    Power Transformer 4200Vrms 1.1VA 8Term. PC Pin Thru-Hole
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    En Stock: 200
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    10
    $3.54
    50
    $3.16
    100
    $3.09
    250
    $3.05
    500
    $2.97
    FS28-085-C2 Triad Magnetics
    Power Transformer 4200Vrms 2.5VA 8Term. PC Pin Thru-Hole
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    En Stock: 237
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    Sur commande: 5400
    Ships 8/31/26

    10
    $4.09
    50
    $3.32
    100
    $3.29
    250
    $3.25
    500
    $3.24
    FS28-1300-C2 Triad Magnetics
    Power Transformer - Laminated Core - 115V, 230V Primary - Parallel 14V, Series 28V Secondary - Parallel 2.6A, Ser ...
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    En Stock: 18
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    8
    $12.91
    16
    $12.60
    32
    $12.40
    56
    $12.23
    104
    $11.90
    FS28-200-C2 Triad Magnetics
    Power Transformer 4200Vrms 6VA 8Term. PC Pin Thru-Hole
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    En Stock: 30
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    10
    $8.46
    30
    $7.95
    100
    $7.49
    250
    $7.14
    500
    $6.92
    FS28-420-C2 Triad Magnetics
    Power Transformer 4200Vrms 12VA 8Term. PC Pin Thru-Hole
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    Sur commande: 64
    Ships 6/11/26

    8
    $11.22
    32
    $10.21
    56
    $9.97
    104
    $9.48
    256
    $9.14
    FS28-700-C2 Triad Magnetics
    Power Transformer 4200Vrms 20VA 8Term. PC Pin Thru-Hole
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    En Stock: 57
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    8
    $10.08
    32
    $9.69
    56
    $9.66
    104
    $9.49
    256
    $9.29
    FS36-030-C2 Triad Magnetics
    Power Transformer 4200Vrms 1.1VA 8 Terminal PC Pin Thru-Hole
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    En Stock: 70
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    10
    $3.54
    50
    $3.16
    100
    $3.09
    250
    $3.05
    500
    $2.97