The WANPTEK WPS305H DC Adjustable Power Supply is a professional-grade, high-precision, and reliable DC power source designed for laboratories, workshops, electronics testing, and DIY enthusiasts. With a variable output range of 0–30V and 0–5A, this compact switching-mode power supply provides excellent performance, stability, and safety for a wide range of electronic applications. Featuring constant voltage (CV) and constant current (CC) modes, it ensures accurate and consistent output for sensitive circuit testing and development.

Its USB 5V/2A port allows simultaneous charging of external devices, while the bright digital LED display provides real-time voltage and current readings for precise monitoring. The intelligent cooling system and built-in protection features make it a dependable power solution for long-term professional use.

Features:

• Adjustable DC output voltage from 0V to 30V for flexible operation

• Adjustable output current up to 5A suitable for various electronic applications

• High-efficiency switching power supply with stable and noise-free output

• USB 5V/2A output port for charging phones, powering microcontrollers, or external devices

• Dual-mode operation: Constant Voltage (CV) and Constant Current (CC) modes

• LED digital display for clear and accurate real-time monitoring of voltage and current

• Built-in protection system — over-voltage, over-current, over-temperature, and short-circuit protection

• Intelligent temperature-controlled fan ensures efficient cooling and low noise

• Compact and lightweight design — ideal for laboratories, schools, repair stations, and home electronics workbench

• Universal AC input (110V/220V switchable) for use in Bangladesh and worldwide

• Durable housing with anti-slip rubber feet and ergonomic control knobs for precise adjustment

Specifications:

• Model: WANPTEK WPS305H

• Output Voltage Range: 0–30V DC

• Output Current Range: 0–5A DC

• Output Power: 150W

• USB Output: 5V / 2A

• Display Type: LED display for voltage and current

• Operating Modes: CV (Constant Voltage), CC (Constant Current)

• Protection Features: Over-voltage, over-current, short-circuit, over-temperature

• Cooling System: Intelligent temperature-controlled fan

• Input Voltage: AC 110V/220V (switchable)

• Power Supply Type: Switching regulated

• Efficiency: ≥85%

• Ripple and Noise: ≤100mVp-p

• Dimensions: Compact, portable design

• Weight: Lightweight for easy handling

How to Use:

• Connect the AC input cable to a standard wall outlet (110V or 220V depending on your setting).

• Turn the power supply ON using the main switch.

• Use the coarse and fine knobs to adjust voltage and current according to your project requirement.

• Switch between CV and CC modes automatically by adjusting load and current settings.

• Monitor the LED display for accurate readings of voltage and current output.

• Use the USB output port to power or charge small devices such as Arduino, ESP32, Raspberry Pi, or smartphones.

• Always ensure the load is within the rated 150W capacity for optimal performance.

Safety Instructions:

• Do not exceed the maximum rated voltage or current (30V / 5A).

• Avoid short-circuiting the output terminals.

• Operate the power supply in a dry, ventilated environment.

• Do not cover the cooling fan vents during operation.

• Turn off and unplug the device before adjusting wiring or load connections.

• Periodically check and clean ventilation ports for dust buildup.

Applications:

• Electronics testing and troubleshooting

• Laboratory experiments and prototyping

• DIY and hobbyist projects

• Battery charging and maintenance

• Circuit board repair and soldering

• Microcontroller and development board powering (Arduino, ESP32, Raspberry Pi)

• CCTV power testing and maintenance

• Communication and industrial control systems

Package Includes:

• 1 x WANPTEK WPS305H DC Adjustable Power Supply (30V/5A)

• 1 x AC Input Power Cable (EU Plug, 1 Meter)

• 1 x DC Output Cable with Crocodile Clips (Red & Black, 0.5 Meter)

• 1 x User Manual

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