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    Picture of 12V 8A 100W SMPS Switching Power Supply
    Picture of 12V 8A 100W SMPS Switching Power Supply
    Picture of 12V 8A 100W SMPS Switching Power Supply
    Picture of 12V 8A 100W SMPS Switching Power Supply

    12V 8A 100W SMPS Switching Power Supply

    1 review(s) | Add your review
    SKU: PH-SMPS-100-12
    $58.15
    ● Designed to produce a steady 12V, 8.5A, 100W output for long-lasting power supply. ● Built-in short-circuit and overload protection to safeguard your devices and ensure stable operation. ● Utilizes free air convection for quiet, enhancing reliability and extending service life.
    🚚 Free shipping
    ⏱️ Delivery: 6-12 days
    🔙 30-day Returns
    Overview

    This 12V switching mode power supply efficiently converts universal AC input to stable 12V DC output, with a rated current of 8.5A and rated power of 100W. Built-in overvoltage and overload protection ensures safe and reliable operation, while its high-quality construction delivers excellent efficiency and long-lasting durability. Affordable and robust, it is ideal for LED light strips, computers, printers, industrial control systems, and a wide range of household electrical devices.

    12V 8A Switching Mode Power Supply Features

    Feature

    • Universal AC Input: Features a switch-selectable universal AC input range for flexible worldwide compatibility.
    • Rigorous Testing: Undergoes 100% full load burn-in testing to ensure consistent performance.
    • Cost-effective Reliability: Delivers low-cost, high-reliability operation for long-term use.
     

    Details

    1. Input 220V: Accepts 220V AC input for primary power connection.
    2. Ground Wire: Features a dedicated ground terminal for enhanced electrical safety.
    3. Output Negative Terminal: Offers a negative DC output terminal to complete the circuit.
    4. Output Positive Terminal: Provides a positive DC output terminal for device connection.
    5. Voltage Regulation: Equipped with a voltage regulation control for precise output adjustment.
    6. Indicator Light: Includes a power-on indicator light to confirm operational status.
    12V 8.5A Switching Mode Power Supply Details

    Dimension (Unit: mm)

    12V 8.5A Switching Mode Power Supply Dimension

    100W SMPS Terminal Pin Number Assignment

    Specs
    Model PH-S-100-12
    Output DC Voltage 12V
    Rated Current 8.5A
    Current Range 0 ~ 8.5A
    Rated Power 102W
    Ripple & Noise (Max.)(Note 2) 100mVp-p
    Voltage Adjust Range 10.8 ~ 13.2V
    Voltage Tolerance (Note 3) ±1.0%
    Line Regulation ±0.3%
    Load Regulation ±0.3%
    Setup, Rise, Holdup Time 200ms, 80ms, 20ms at full load
    Input Voltage Range 85 ~ 132VAC/180V~264VAC (selected by a switch) or 255 ~ 370VDC
    Frequency Range 47~63Hz
    Efficiency (Typ.) 81%
    AC Current (Typ.) 2.4A/115V AC 1.2A/230V AC
    Inrush Current (Typ.) Cold start: 30A/115V AC 60A/230V AC
    Leakage Current <1mA/240V AC
    Protection Overload 105~150% rated output power
    Protection type: Shut down output voltage, re-power on to recover.
    Environment Working Temperature -10 ~ +60℃
    Working Humidity 20~90% RH non-condensing
    Storage Temperature -20~+85℃
    Storage Humidity 10~95% RH non-condensing
    Temperature Coefficient ±0.03%/℃ (0~50℃)
    Vibration 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes
    Safety & EMC (Note 4) Safety Standards UL1012 Approved
    Withstand Voltage I/P-O/P: 1.5KVAC I/P-FG: 1.5KVAC O/P-FG: 0.5KVAC
    Isolation Resistance I/P-O/P, I/P-FG, O/P-FG: 100M Ohms/500VDC/25℃/70% RH
    EMC Emission Compliance to FCC Part15 J conduction Class B
    Others MTBF ≥322.4K hrs MIN. MIL-HDBK-217F (25℃)
    Dimension 199*98*38mm (L*W*H)
    Weight 0.63kg
    Note 1. All parameters NOT specially mentioned are measured at 230V AC input, rated load and 25°C of ambient temperature.
    2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
    3. Tolerance includes set up tolerance, line regulation and load regulation.
    4. The switching power supply is considered a component which will be installed into final equipment. Please make sure that the final equipment still meets EMC directives.
    Application
    Household Appliances

    Household Appliances

    Factory Equipment

    Factory Equipment

    Monitoring Equipment

    Monitoring Equipment

    Power Tools

    Power Tools

    FAQ

    Q1: What devices is this power supply compatible with?

    Switching mode power supply is highly versatile and compatible with a wide range of devices, including LED light strips, desktop computers, printers, industrial control systems, and various household appliances. Its stable output and robust protection features make it a reliable choice for powering both consumer electronics and industrial equipment.

    Q2: What should I pay attention to when using this power supply?

    When using switching power supply, make sure the input voltage matches the required range, connect the positive and negative terminals correctly, avoid overloading the power supply, and ensure good ventilation to maintain stable performance and long service life.

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    1 review(s)
    5.0 1
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    Till | 8/18/2026 1:19 AM
    Quiet & Rock-Solid 12V Power Unit!
    Picked up this 12V 8.5A 100W SMPS Switching Power Supply for my workshop project. Pure, steady DC output with zero coil whine, and the natural convection cooling keeps it running completely silent. Enclosure feels solid, terminals are well-made, and voltage adjustment dial works perfectly. Great value for a reliable power supply!
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