Shopping cart Close

You have no items in your shopping cart.

All Categories
    Menu Close
    Search store Close
    Picture of 0-30V 50A Variable DC Power Supply
    Picture of 0-30V 50A Variable DC Power Supply
    Picture of 0-30V 50A Variable DC Power Supply

    0-30V 50A Variable DC Power Supply

    0 review(s) | Add your review
    SKU: PH-VDCPS-30V50
    $1,276.31
    ● The voltage and current adjustable DC power supply allows continuous adjustment from 0–30V and 0–50A output range. ● Features overvoltage, overtemperature, output lock, and surge protection, along with a 4-digit LED display for voltage and current. ● Ideal for experimental current testing, aging tests, electronic repair, and DIY projects.
    🚚 Free shipping
    ⏱️ Delivery: 6-12 days
    🔙 30-day Returns
    Related products

    0-30V 5A/10A Variable DC Power Supply

    ● Variable regulated DC power supply supports continuous adjustment of output voltage from 0–30 volt and output current from 0–5 amp or 0–10 amp. ● Combines a 4-digit digital display and continuously adjustable output to provide ultra-low ripple and low noise, resulting in a clean and stable power supply. ● Built with over-voltage, over-current and short-circuit protection, and designed for constant voltage with current limiting.
    $313.56

    0-30V 20/30A Variable DC Power Supply

    ● Digital adjustable DC power supply is continuously adjustable within the range of 0 to 30 volt output voltage and 0-20A/30A output current. ● Provides overvoltage protection, overtemperature protection, output lockout, surge protection, and a 4-digit LED voltage and current display. ● Suitable for experimental current testing, aging tests, electronic repair, and DIY projects.
    $528.46

    0-12V 150A Variable DC Power Supply

    ● Output voltage and current can be continuously adjusted within the range of 0 to 12 volt and 0 to 150A. ● Features automatic switching between regulated CV and regulated CC operating modes. ● Built-in overvoltage protection circuit, overheat protection circuit, and short-circuit protection. ● Widely used in factories, schools, research institutes, and laboratories.
    $953.54

    0-15V 100A/200A/300A Variable DC Power Supply

    ● Output voltage and current are continuously adjustable from 0 to 15 volt and 0 to 100/200/300A. ● Automatically switches between constant voltage (CV) and constant current (CC) modes. ● Widely used in factories, schools, research institutes, and laboratories.
    $859.29

    0-24V 100A/150A/200A Variable DC Power Supply

    ● Provides continuously adjustable output voltage from 0 to 24 volt and current from 0 to 100/150/200 A. ● Supports automatic mode switching between constant voltage (CV) and constant current (CC). ● Built-in safety features include overvoltage, overheat, and short-circuit protection, suitable for lab and electronics.
    $1,151.38

    0-30V 60A/100A/150A Variable DC Power Supply

    ● 0–30 volt 60A/100A/120A/150A variable DC power supply adopts advanced PWM control technology with high efficiency, compact size and energy saving. ● High accuracy, low ripple and fast response, supports automatic CV/CC mode switching for various loads. ● Built-in overvoltage, overtemperature and short circuit protection, can preset monitor parameters.
    $699.39
    Overview

    Powerhome variable DC power supply comes with adjustable voltage and current, 3 digit LED display, full-function output protection function, fine adjustable front output, CC/CV automatic switchover and heating sensitive control of a large fan. Adjustable 30 volt 50A regulated DC power supply is ideal for use in homes, labs, schools, repairing workshops, etc. 

    30V 50A variable DC power supply feature

    Feature

    • 0–30V 50A Output: The regulated DC power supply offers a wide output range of 0-30 volt voltage and 50 amp current.
    • Automatic CC/CV Mode Switching: Automatically switches between Constant Current (CC) and Constant Voltage (CV) modes, maintaining stable output while protecting connected devices.
    • Clear 4 Digit LED Display: The clear LED screen shows real-time voltage and current for easy monitoring.
     

    Details

    1. Precision Adjustable Control: Fine knobs enable accurate voltage and current adjustment within the 0–30V range.
    2. Efficient Cooling System: A temperature-controlled fan and ventilation holes ensure reliable heat dissipation for stable operation.
    3. Multiple Safety Protection: Includes over-voltage, over-current, overload, short-circuit, and over-temperature protection for safe operation.
    30V 50A variable DC power supply details

    30V 50A Adjustable DC Power Supply Panel

    0-30V 50A variable DC power supply panel details

    Specs
    Model PH-K3050D
    Input Voltage 220V AC +/- 10%
    Output Voltage Range 0-30V
    Output Current Range 0-5A (Front Panel Output) / 0-50A (Rear Panel Output)
    Output Power 1500W
    Frequency 50Hz/60Hz
    Output Type Single Output with Low Power Situation Connectors (Front) and High Power Situation Connectors (Back)
    Display 3 Digit
    Voltage Display Accuracy ±0.5%
    Current Display Accuracy ±0.5%
    Efficiency >85%
    Voltage Regulation
    Load Regulation (10-100%) 50mV
    Line Regulation (200-240VAC) 20mV
    Ripple & Noise (P-P) 30mV
    Current Regulation
    Load Regulation (10-100%) 20mA
    Line Regulation (200-240VAC) 20mA
    Ripple & Noise (P-P) 20mA
    Others
    Protection Overload and Overvoltage Protection
    Operating Ambient -10℃ to + 60℃/ 30%RH to 90% RH
    Certification CE
    Warranty 12 Months
    Size 400 (W) x 310 (H) x 230 (D) mm
    Weight 15kg
    Package List 1 x DC Power Supply Host, 1 x Output Power Cord, 1 x User Manual
    Application
    Adjustable DC power supply for r&d and lab testing

    R&D and Lab Testing

    Adjustable DC power supply for electronics repair

    Electronics Repair

    Adjustable DC power supply for battery charging and testing

    Battery Charging and Testing

    Adjustable DC power supply for production line inspection

    Production Line Inspection

    FAQ

    Q1: What is the difference between linear and switching variable DC power supplies?

    Linear power supplies offer very low ripple and high stability but are larger and less efficient. Switching power supplies are smaller, lighter, and more efficient but may have slightly higher ripple. Users should choose based on application requirements, load sensitivity, and size constraints.

    Q2: How do I know if my variable DC power supply can handle my device?

    Q2: Check the rated voltage and current of your device and ensure the power supply exceeds those values. It’s important to consider peak currents and startup conditions. Built-in protections add an extra safety margin. Choosing a power supply with adjustable ranges ensures compatibility with a variety of devices.

    0 review(s)
    0.0 0
    Write your own review Close
    *
    *
    Information
    Customer service
    Payment options
    Copyright © 2026 PowerHome.com. All rights reserved.