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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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105 Products

    F20-300-C2 Triad Magnetics
    Power Transformer 4200Vrms 6VA 6Term. PC Pin Thru-Hole
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    In Stock: 15
    Ships Immediately

    10
    $5.459
    30
    $4.882
    100
    $4.769
    250
    $4.666
    500
    $4.573
    F20-600-C2 Triad Magnetics
    Power Transformer 4200Vrms 12VA 6Term. PC Pin Thru-Hole
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    In Stock: 20
    Ships Immediately

    10
    $9.816
    30
    $8.971
    50
    $8.714
    100
    $8.446
    250
    $8.116
    F24-045-C2 Triad Magnetics
    Power Transformer 4200Vrms 1.1VA 6Term. PC Pin Thru-Hole
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    In Stock: 100
    Ships Immediately
    MANUFACTURER STOCK 449
    can ship 12/1/25

    10
    $6.494
    50
    $4.474
    100
    $4.097
    200
    $3.822
    500
    $3.604
    F24-100-C2 Triad Magnetics
    Power Transformer 4200Vrms 2.5VA 6Term. PC Pin Thru-Hole
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    In Stock: 1250
    Ships Immediately

    10
    $4.590
    30
    $4.247
    50
    $4.155
    100
    $3.898
    250
    $3.799
    F24-1500-C2 Triad Magnetics
    Power Transformer 4200Vrms 36VA 6Term. PC Pin Thru-Hole
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    In Stock: 16
    Ships Immediately

    8
    $11.423
    16
    $11.237
    32
    $10.990
    56
    $10.825
    104
    $10.661
    F24-250-C2 Triad Magnetics
    Power Transformer 4200Vrms 6VA 6Term. PC Pin Thru-Hole
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    18 Weeks

    10
    $7.663
    30
    $6.232
    100
    $5.953
    250
    $5.696
    500
    $5.459
    F24-500-C2 Triad Magnetics
    Power Transformer 4200Vrms 12VA 6Term. PC Pin Thru-Hole
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    In Stock: 60
    Ships Immediately
    MANUFACTURER STOCK 7
    can ship 12/1/25

    10
    $8.848
    20
    $8.199
    60
    $7.993
    100
    $7.869
    250 +
    $7.529
    F24-800-C2 Triad Magnetics
    Power Transformer 4200Vrms 20VA 6Term. PC Pin Thru-Hole
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    18 Weeks

    8
    $12.473
    10
    $11.546
    25
    $11.423
    50
    $11.114
    100 +
    $10.794
    F28-040-C2 Triad Magnetics
    Power Transformer 4200Vrms 1.1VA 6Term. PC Pin Thru-Hole
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    In Stock: 160
    Ships Immediately

    10
    $6.198
    25
    $4.828
    50
    $4.162
    100
    $3.840
    250
    $3.703
    F28-085-C2 Triad Magnetics
    Power Transformer 4200Vrms 2.5VA 6Term. PC Pin Thru-Hole
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    In Stock: 550
    Ships Immediately

    10
    $3.492
    50
    $3.337
    100
    $3.275
    250
    $3.183
    500
    $3.111