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    Picture of 30V 30A Linear Adjustable DC Power Supply, 900W
    Picture of 30V 30A Linear Adjustable DC Power Supply, 900W
    Picture of 30V 30A Linear Adjustable DC Power Supply, 900W

    30V 30A Linear Adjustable DC Power Supply, 900W

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    SKU: PH-DCPS-3030
    $889.69
    ● 900W high power, 30V voltage and 30A current continuously adjustable, easily meeting the power supply needs of various devices. ● Ripple noise of 0.5mV, excellent load and linear regulation accuracy, providing a pure and reliable power supply environment. ● High conversion efficiency, reducing energy consumption and heat generation, making long-term full-load operation more stable and durable. ● User-friendly design with a portable handle for easy movement of the device in various scenarios.
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    Overview

    30A 30V linear adjustable DC power supply offers outstanding value, featuring selectable 110V/220V±10% AC input, digital LED display, and a robust 900W power rating. It supports automatic switching between constant voltage (CV) and constant current (CC) modes, delivering a continuously adjustable output from 0 to 30V and 0 to 30A. This versatile unit can be configured to provide either digital or analog control over its output, making it ideal for integration into automated or control systems—all at an economical price point.

    30V 20A Linear Adjustable DC Power Supply Features

    Feature

    • Intelligent Dual-mode Switching: Supports automatic switching between constant voltage (CV) and constant current (CC), adapts to different load characteristics, making operation more worry-free.
    • Wide Temperature Stable Operation: Works reliably in an environment of 0℃~40℃, with excellent temperature coefficient, suitable for complex working conditions such as laboratories and production lines.
    • Multiple Protections: Built-in multiple protections with a recovery time of ≤100μs, effectively protecting the safety of equipment and loads.
     

    Details

    1. On-the-go Mobility: Engineered with a reinforced carry handle for seamless transport between workstations, making it ideal for field testing and on-location troubleshooting.
    2. Dual-control Precision: Coarse knobs enable rapid range selection, while fine-tuning delivers incremental adjustments down to the millivolt.
    3. All-condition Readability: A high-brightness LED display delivers real-time voltage and current readings with crisp clarity, ensuring error-free data capture in both bright labs and dim workspaces.
    30V 20A Linear Adjustable DC Power Supply Details

    30V 30A Linear DC Power Supply Structure


    30V 30A Linear Adjustable DC Power Supply Structure

    Specs
    Model PH-JK3030S
    Input Voltage 110V or 220V AC (+/- 10%)
    Output Voltage Range DC 0-30V
    Output Current Range 0-30A
    Output Power 900W
    Frequency 50Hz/60Hz
    Output Type Dual
    Display 3 digit
    Display Accuracy ≤ ±0.1%＋2d
    Voltage Display Resolution 100mV
    Current Display Resolution 100mA
    Efficiency >65%
    Voltage Regulation
    Load Regulation (CV) 1×10-4+8mV
    Line Regulation (CV) 1×10-4+3mV
    Ripple & Noise (P-P) 0.5mV
    Temperature Coefficient 300PPｍ/℃
    Current Regulation
    Load Regulation (CC) ≤5mA
    Line Regulation (CC) 2×10-4+3mA
    Temperature Coefficient 500PPｍ/℃
    Others
    Protection Over Load and Over Voltage Protection
    Recovery Time ≤100µs
    Operating Ambient 0℃ to + 40℃/ 85%RH
    Storage Ambient -10℃ to + 80℃/ 80%RH
    Warranty 12 Months
    Size 303 (L) x 255 (W) x 155 (H) mm
    Weight 17kg
    Application
    Electrochemical Experiment

    Electrochemical Experiment

    Automotive Motor

    Automotive Motor

    Electronic Component Testing

    Electronic Component Testing

    Display Screen and Electronic Device

    Display Screen and Electronic Device

    FAQ

    Q1: Can I use a variable linear DC power supply for circuit prototyping?

    Yes, a linear adjustable DC power supply is an excellent choice for circuit prototyping. It delivers a stable, adjustable DC output, letting you test and experiment with different voltage needs for your circuits. The adjustable feature is especially useful for simulating various operating conditions, while its low noise and excellent regulation make it ideal for sensitive electronic components. Its simplicity and reliability also make it a preferred option for prototyping work. Just ensure the power supply’s voltage and current specs match your circuit requirements, and always start with lower values during testing to avoid damage. Overall, it’s a valuable tool for efficient, controlled circuit development.

    Q2: What are benefits of low ripple output for equipment and experiments?

    Low ripple output can provide purer and more stable DC power supply, effectively protecting precision electronic components from voltage fluctuation impacts, avoiding signal distortion and measurement errors, significantly improving the reliability of experimental data. At the same time, it reduces component stress and heat generation, extending the service life of equipment and power supplies. It is particularly suitable for scenarios with extremely high requirements for power supply purity, such as audio equipment, medical instruments, and scientific research testing.

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