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Signal Transformer 14A Series One-4-All™ International Transformers

International Standards at Lower Cost with Better Performance. Signal’s 14A transformers are used in low power applications and provide the high isolation, creepage and clearance necessary to comply with international safety standards.

  • Power - 2.5 VA to 56 VA and Dielectric Strength - 4000 Vrms Hipot
  • Dual Primaries - 115/230 V - 50/60 Hz / Dual Secondaries - Series or parallel
  • Insulation System - Class F, 155° C, UL 1446 (E66312) and Flammability Rating - Bobbin and shroud material meet UL 94-V0
  • UL recognized to UL 506 / UL 5085-2, File # E63829
  • CSA certified to C22.2 No. 66.1, File # 221070 and VDE certified to VDE 0868 / EN 62368, File # 1446
  • CE Compliance VDE Declaration of Conformity LVD 2014/35/EU
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59 Products

    14A-2.5R-24 Signal Transformer
    Power Transformer 4000Vrms 2.5VA 8 Terminal PC Pin Thru-Hole
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    On Order: 100
    can ship 6/12/26

    5
    $8.97
    25
    $8.18
    50
    $7.84
    100
    $7.63
    250
    $7.24
    14A-2.5R-36 Signal Transformer
    Power Transformer - Laminated Core - 115V/230V Primary - Parallel 18V, Series 36V Secondary - Parallel 140mA, Ser ...
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    In Stock: 85
    Ships Immediately
    On Order: 300
    can ship 5/25/26

    5
    $14.22
    25
    $14.19
    50
    $14.15
    75
    $14.12
    150
    $8.69
    14A-30-10 Signal Transformer
    Power Transformers 50\60 Hz, Laminated Transformer
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    18 Weeks

    1
    $40.744
    4
    $37.040
    25
    $36.940
    50
    $36.850
    125
    $36.760
    14A-30-12 Signal Transformer
    Power Transformers 50\60 Hz, Laminated Transformer
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    18 Weeks

    4
    $27.80
    5
    $27.38
    10
    $26.97
    15
    $26.56
    30
    $19.92
    9 Weeks

    1
    $15.367
    5
    $13.970
    25
    $13.410
    150
    $12.870
    300
    $12.350
    14A-30-16 Signal Transformer
    Power Transformer 4000Vrms 30VA 8 Terminal PC Pin Thru-Hole
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    In Stock: 88
    Ships Immediately

    5
    $26.16
    10
    $26.09
    25
    $26.03
    50
    $16.02
    75
    $12.68
    14A-30-20 Signal Transformer
    Power Transformers 50\60 Hz, Laminated Transformer
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    18 Weeks

    5
    $26.68
    10
    $26.61
    25
    $26.55
    50
    $16.34
    75
    $12.93
    14A-30-24 Signal Transformer
    Power Transformer 4000Vrms 30VA 8 Terminal PC Pin Thru-Hole
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    On Order: 200
    can ship 5/25/26

    5
    $16.15
    20
    $15.40
    40
    $14.94
    60
    $14.51
    100
    $13.71
    14A-30-28 Signal Transformer
    Power Transformer 4000Vrms 30VA 8 Terminal PC Pin Thru-Hole
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    18 Weeks

    5
    $27.77
    10
    $27.36
    25
    $26.95
    50
    $26.55
    100
    $16.34
    14A-30-36 Signal Transformer
    Power Transformer 4000Vrms 30VA 8 Terminal PC Pin Thru-Hole
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    18 Weeks

    5
    $16.47
    20
    $15.71
    40
    $15.24
    60
    $14.80
    100
    $13.98