Switching Mode Power Supply (SMPS) Supplier in Malaysia
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    Switching Power Supplies

    Switching power supplies, also known as a switch mode power supply (SMPS), are electronic devices that provide efficient and regulated power conversion from one voltage level to another. They are widely used in a variety of electronic devices, including computers, smartphones, televisions, industrial equipment, and more. Switching power supplies offer several advantages over traditional linear power supplies, such as higher efficiency, smaller size, and lighter weight. Here at RS, we stock an extensive range of high-quality, high-efficiency SMPS from industry leading brands including Mean Well, XP Power, Carlo Gavazzi, TRACOPOWER, Cosel, Cotek and of course RS PRO.

    How does a Switching Power Supply Work?

    The basic principle behind switching power supplies involves rapidly switching an electronic switch (usually a transistor) on and off at a high frequency. This creates a square wave-like signal, which is then fed through an inductor and/or a transformer. By controlling the duty cycle (the ratio of on-time to off-time) of the switching signal, the output voltage can be regulated and transformed to the desired level.

    Where are Switching Power Supplies Used?

    Switch power supplies are used in a wide range of applications due to their efficiency, compact size, and versatility. Here are some common areas where SMPS are used: Consumer Electronics, telecommunications, industrial applications, power generators and distributors, automotive, medical equipment, aerospace and defence, renewable energy, home appliances, LED lighting, networking equipment, data centres and gaming and entertainment.

    Industrial Applications

    Switching power supplies, or switch mode power supplies, are integral to various industrial applications, offering efficiency and reliability in power management.

    In CNC machines, they regulate voltage for stepper motors and control systems, ensuring precise operation. Robotics systems rely on SMPS to power motors, sensors, and control circuits for smooth functionality.

    Telecommunications infrastructure utilises switching power supplies in equipment such as base stations and routers for optimised power conversion. Industrial automation systems depend on them to power PLCs, sensors, and actuators, facilitating efficient process control.

    Additionally, they drive LED lighting fixtures for energy-efficient illumination in industrial settings, and in medical equipment like MRI machines and X-ray equipment, they provide stable power for critical operations.

    Is the Switch Mode Power Supply AC or DC?

    A switching mode power supply is designed to convert one form of electrical energy into another. In most cases, the input to an SMPS is AC (alternating current), but the output is typically DC (direct current). The switch mode power supply performs the necessary conversions to ensure that the output voltage is stable, efficient, and suitable for powering electronic devices that typically require DC power.

    What Devices Use Switching Power Supply?

    Switching power supplies are used in a number of electronic devices, ranging from consumer electronics like smartphones, laptops, and LED TVs, to industrial equipment such as CNC machines, robotics, and telecommunications infrastructure. Their compact size, high efficiency, and ability to convert AC to DC power make them indispensable components in modern electronic systems, ensuring reliable power delivery across diverse applications.

    What is the Difference Between a Switching Power Supply and a Power Supply?

    A switching power supply differs from a conventional power supply in its method of power conversion. While traditional power supplies use linear regulation to transform AC to DC power, switching power supplies employ high-frequency switching circuits to regulate voltage, resulting in higher efficiency and smaller form factors. Switching power supplies are adept at handling variable loads and are commonly used in electronics due to their compactness and energy efficiency.

    How to Order Switching Power Supplies from RS Malaysia?

    To order switching power supplies from RS Malaysia, simply browse our extensive catalogue and add your desired products to your shopping cart. If you're an existing customer, log in to expedite the checkout process; if not, creating an account is fast and straightforward, granting you access to convenient features such as order tracking and expedited future purchases.

    During checkout, add your shipping particulars, opt for your preferred delivery method, and select from a range of secure payment options tailored to your preferences. Upon confirming your order, expect to receive a confirmation email containing comprehensive details about your purchase and an estimated delivery time frame. At RS Malaysia, we prioritise swift and secure delivery, ensuring minimal disruption to your operations.

    Visit our Delivery Options page to learn more, or contact us if you have any enquiries.

    4724 Products showing for Switching Power Supplies

    TRACOPOWER
    -
    15V dc
    2.67A
    40W
    1
    85 → 264V ac
    -
    Encapsulated
    -
    -
    -
    -
    -
    -
    TPP 40E-D
    TDK-Lambda
    -
    5 V dc, ±12 V dc
    1 A, 5.5 A, 13 A
    100W
    3
    120 → 330 V dc, 85 → 265 V ac
    Chassis Mount
    Enclosed
    203mm
    92mm
    48mm
    -
    -
    72%
    -
    Carlo Gavazzi
    -
    12V dc
    4.5A
    60W
    1
    240V ac
    -
    -
    -
    -
    -
    -
    -
    -
    SPMA
    Recom
    -
    12V dc
    250mA
    3W
    1
    120 → 430 V dc, 85 → 305 V ac
    Chassis Mount
    Encapsulated
    38.25mm
    24.35mm
    17.4mm
    -
    -
    78%
    RAC03-SE/277/W
    TRACOPOWER
    Medical Approved
    15V dc
    1A
    15W
    1
    120 → 370 V dc, 85 → 264 V ac
    PCB Mount
    Enclosed
    42mm
    28.9mm
    21.5mm
    -
    -
    87%
    TPP 15-D
    MEAN WELL
    Medical Approved
    24V dc
    900mA
    21.6W
    1
    80 → 264V ac
    PCB Mount
    -
    49mm
    23.8mm
    18.5mm
    -
    -
    -
    -
    Artesyn
    -
    12V dc
    125A
    1.5kW
    1
    120 → 300 V dc, 90 → 264 V ac
    Rack Mount
    Open Frame
    279.4mm
    127mm
    127mm
    -
    -
    85%
    -
    TRACOPOWER
    -
    3.3V dc
    6A
    30W
    1
    85 → 264V ac
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Recom
    -
    12V dc
    250mA
    3W
    1
    120 → 430 V dc, 85 → 305 V ac
    Chassis Mount
    Encapsulated
    38.25mm
    24.35mm
    17.4mm
    -
    -
    78%
    RAC03-SE/277/W
    MEAN WELL
    -
    5V dc
    90A
    450W
    1
    120 → 370 V dc, 85 → 264 V ac
    Chassis Mount
    Enclosed
    218mm
    105mm
    41mm
    -
    -
    83%
    -
    TDK-Lambda
    -
    22.4 → 33.6V dc
    18A
    504W
    1
    85 → 265V ac
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Cosel
    Embedded
    12V dc
    8.5A
    102W
    1
    85 → 264V ac
    -
    Open Frame
    -
    -
    -
    -
    -
    -
    LHA
    TDK-Lambda
    -
    19V dc
    26.4A
    500W
    1
    85 → 265V ac
    -
    -
    -
    -
    -
    -
    -
    -
    -
    TDK-Lambda
    -
    28.8 → 57.6V dc
    25A
    1.2kW
    1
    200 → 425V dc
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Cosel
    Embedded
    5V
    15A
    75W
    1
    85 → 264V ac
    -
    Open Frame
    -
    -
    -
    -
    -
    -
    LHA
    Cosel
    Embedded
    24V dc
    1.3A
    31.2W
    1
    85 → 264V ac
    -
    Open Frame
    -
    -
    -
    -
    -
    -
    LHA
    TDK-Lambda
    -
    24V dc
    10.41A
    250W
    1
    85 → 264V ac
    -
    -
    -
    -
    -
    -
    -
    -
    -
    TRACOPOWER
    Medical Approved
    15V dc
    4.34A
    65W
    1
    120 → 370 V dc, 85 → 264 V ac
    Chassis Mount
    Enclosed
    -
    -
    -
    -
    -
    -
    -
    TRACOPOWER
    -
    15V dc
    4.3A
    64W
    1
    110 → 370 V dc, 90 → 264 V ac
    Chassis Mount
    Open Frame
    101.6mm
    50.8mm
    30mm
    -
    -
    80 → 88%
    -
    Recom
    -
    12V dc
    333mA
    4W
    1
    80 → 264V ac
    PCB Mount
    Encapsulated
    36.7mm
    27.2mm
    17.1mm
    -
    -
    77%
    RAC04-C/230
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