AC/DC Adapters, AC DC Power Adapter | RS
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    AC/DC Adapters

    An AC/DC adapter, or plug-in power supply, is an electrical device that takes input power from a mains power supply and converts or derives the right current, frequency and voltage to power the component it is attached to. Main power supplies provide power to devices that run on batteries or have no other power source. These are suitable for applications such as chargers, set-top boxes, motor control and other office automation products. A plug-in power supply resides outside the main unit, unlike a computer power supply which is internal. You can learn more in our complete guide to AC/DC adapters.

    For popular Raspberry Pi power supplies, visit our sister site OKdo.com and all thing Raspberry Pi and SBC.

    How does an AC/DC adapter work?

    An AC/DC adapter is made up of a central unit which draws power from an AC outlet, it then converts the power to DC that is used to charge the device. Each AC adapter has a specific power rating, measured in volts or watts that it can handle and the output of a device. Because of the power rating and the type of plug on the end, an AC adapter is not universal and can only be used with devices with the same requirements and connector.

    International Plug Power Supplies

    Some plug-in power supplies come with interchangeable input connectors that you can swap when traveling to areas with different plug types such as the United Kingdom, USA, Europe, Japan and Australia. They may also come with protection features such as short circuit, over voltage and overload to suit the international safety approvals making them ideal for the global marketplace.

    Are all AC/DC Adapters the same?

    It is possible to use a power adapter on different devices, but it's important to check whether it's AC or DC output. Using close to, if not exactly the correct voltage and Amperage. If you're unsure it might be worth investing in a universal power adapter with lots of different plug fittings.

    360 Products showing for AC/DC Adapters

    MEAN WELL
    -
    Plug-In Adapter
    100 V ac, 110 V ac, 115 V ac, 120 V ac, 127 V ac, 220 V ac, 230 V ac, 240V ac
    18V dc
    Australia/China, European Plug, UK, US/Japan
    1.33A
    +50°C
    2.1 x 5.5 x 11 mm Centre Positive
    Universal Plug
    AC/DC Adapter
    1
    24W
    81mm
    -
    1.5m
    -
    -
    -
    100000h
    ErP Compliant
    MEAN WELL
    -
    Power Brick Adapter
    90 → 264V ac
    24V dc
    -
    2.5A
    +70°C
    P1J
    IEC 320-C14
    -
    1
    60W
    125mm
    -
    1800mm
    Yes
    UL Energy Verified
    91%
    709.7kh
    AU/NZ MEPS, BSMI CNS14336, CB, CCC GB4943, CE, Class B, CNS13438, CoC Version 5, cULus, EISA 2007/DoE, EN 000-4-11, EN 55022 Class B, EN 61000-3-2, EN 61000-3-3, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5,
    Ansmann
    -
    Plug-In Adapter
    100 V ac, 110 V ac, 115 V ac, 120 V ac, 127 V ac, 220 V ac, 230 V ac, 240V ac
    3 V dc, 4.5 V dc, 5 V dc, 6 V dc, 7.5 V dc, 9 V dc, 12V dc
    Australia, European, UK, US
    1A
    +25°C
    Interchangeable
    Universal Plug
    AC/DC Adapter
    1
    12W
    74mm
    Regulated
    1.8m
    -
    -
    -
    70000h
    ErP Compliant
    MEAN WELL
    -
    -
    85 → 264 Vac, 120 → 370V dc
    24V dc
    -
    5A
    -
    -
    -
    -
    -
    120W
    -
    -
    -
    -
    -
    -
    -
    -
    MEAN WELL
    Medical Approved
    Power Brick Adapter
    100 → 240V ac
    24V dc
    IEC
    1.5A
    +60°C
    P1J
    IEC 320-C8
    -
    1
    -
    79mm
    -
    1800mm
    -
    -
    -
    -
    ErP Compliant
    XP Power
    -
    Power Brick Adapter
    90 → 264V ac
    24V dc
    European Plug, UK, US
    2.71A
    +60°C
    DC Plug
    IEC 320-C14
    -
    1
    65W
    116.3mm
    -
    1200mm
    -
    -
    90%
    >200kh
    -
    MEAN WELL
    -
    Plug-In Adapter
    100 V ac, 110 V ac, 115 V ac, 120 V ac, 127 V ac, 220 V ac, 230 V ac, 240V ac
    24V dc
    -
    625mA
    +50°C
    2.1 x 5.5 x 11 mm Centre Positive
    Universal Plug
    AC/DC Adapter
    1
    15W
    70.7mm
    -
    1.5m
    -
    -
    -
    100000h
    ErP Compliant
    Friwo
    Medical Approved
    -
    100 → 240V ac
    12V dc
    Australia, European, UK, US
    1A
    -
    -
    -
    -
    -
    12W
    -
    -
    -
    -
    -
    -
    200000h
    -
    StarTech.com
    -
    Plug-In Adapter
    100 → 240V ac
    12V dc
    Type M
    2A
    -
    -
    -
    -
    -
    24W
    -
    -
    -
    -
    -
    -
    -
    -
    MEAN WELL
    -
    Plug-In Adapter
    100 V ac, 110 V ac, 115 V ac, 120 V ac, 127 V ac, 220 V ac, 230 V ac, 240V ac
    24V dc
    Type C
    250mA
    +40°C
    2.1 x 5.5 x 11 mm Centre Positive
    EU Plug
    AC/DC Adapter
    1
    6W
    66mm
    -
    1.83m
    -
    -
    -
    50000h
    ErP Compliant
    Friwo
    Medical Approved
    -
    100 → 240V ac
    5V dc
    Australia, European, UK, US
    2A
    -
    -
    -
    -
    -
    10W
    -
    -
    -
    -
    -
    -
    200000h
    -
    Ansmann
    -
    Power Brick Adapter
    135 → 370 V dc, 90 → 264V ac
    12 V dc, 15 V dc, 18 V dc, 19 V dc, 20 V dc, 22 V dc, 24V dc
    2-Pin Euro, 3-Pin UK Converter Plug
    1 A, 1.2 A, 1.35 A, 1.4 A, 1.5 A, 1.8 A, 2.25A
    +25°C
    1.35 x 3.5 x 10 mm Hollow Plug, 1.7 x 4 x 10 mm Hollow Plug, 2.1 x 5 x 12 mm Hollow Plug, 2.5 x 12 mm Jack Plug, 2.5 x 5.5 x 12 mm Hollow Plug, 3.5 x 15 mm Jack Plug
    -
    AC/DC Adapter
    1
    -
    100mm
    Regulated
    2m
    -
    -
    85%
    70000h
    ErP Compliant
    MEAN WELL
    -
    Plug-In Adapter
    100 V ac, 110 V ac, 115 V ac, 120 V ac, 127 V ac, 220 V ac, 230 V ac, 240V ac
    24V dc
    Type C
    1A
    +50°C
    2.1 x 5.5 x 11 mm Centre Positive
    EU Plug
    AC/DC Adapter
    1
    24W
    81mm
    -
    1.5m
    -
    -
    -
    100000h
    ErP Compliant
    EOS
    -
    Power Brick Adapter
    198 → 264 V ac, 260 → 340V dc
    12V dc
    -
    3A
    +40°C
    2.54 x 5.49 mm Centre Positive
    IEC 320-C8
    -
    1
    -
    88.9mm
    -
    1000mm
    -
    -
    90%
    100000h
    -
    Kent Modular Equipment
    -
    -
    90 → 265V ac
    -
    Type G - British 3-Pin
    -
    -
    3-Pin DIN Connector
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    MEAN WELL
    Medical Approved
    Power Brick Adapter
    100 → 240V ac
    9V dc
    IEC
    2A
    +60°C
    P1J
    IEC 320-C8
    -
    1
    -
    79mm
    -
    1200mm
    -
    -
    -
    -
    ErP Compliant
    MEAN WELL
    -
    Plug-In Adapter
    100 V ac, 110 V ac, 115 V ac, 120 V ac, 127 V ac, 220 V ac, 230 V ac, 240V ac
    5V dc
    Type C
    1A
    +40°C
    2.1 x 5.5 x 11 mm Centre Positive
    EU Plug
    AC/DC Adapter
    1
    5W
    66mm
    -
    1.83m
    -
    -
    -
    50000h
    ErP Compliant
    OEP
    -
    Power Brick Adapter
    127 → 300 V dc, 90 → 264V ac
    5 V dc, ±12V dc
    -
    2 A, 5 A, 800mA
    +70°C
    DIN Connector
    IEC 320-C14
    -
    3
    -
    146mm
    -
    1500mm
    -
    -
    80%
    100000h
    IEC-320-C14, UL 94V-0
    MEAN WELL
    -
    Power Brick Adapter
    100 → 240V ac
    12V dc
    -
    1.25A
    +50°C
    P1J
    IEC 320-C14
    -
    1
    -
    100mm
    -
    1830mm
    -
    -
    80%
    500000h
    ErP Compliant
    MEAN WELL
    Medical Approved
    Power Brick Adapter
    100 → 240V ac
    24V dc
    IEC
    1.04A
    +60°C
    P1J
    IEC 320-C8
    -
    1
    -
    79mm
    -
    1800mm
    -
    -
    -
    -
    ErP Compliant
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