18W USB Fast Charging Variable Adjustable Lab Bench DC 30V 5A Power Supply with 4-digit LED Display
1. Compact & Portable Design: Small footprint (195×102×80mm), lightweight at only 0.8kg, easy to carry and place on any workbench.
2. Adjustable Output: 0–30V voltage and 0–5A current with precise and stable regulation.
3. 4-Digit LED Display: Real-time monitoring of voltage, current, and power for accurate control.
4. Comprehensive Protection: Built-in overload, short-circuit, and over-temperature protection for safe operation.
5. USB Fast Charging Port: Additional output for charging mobile devices or powering external electronics.
6. Memory Function: Automatically saves last settings after power-off for convenience.
7. Efficient Cooling System: Intelligent fan and ventilation design ensures stable long-term performance.
In The Box: 1 × Adjustable DC Power Supply 30V 5A Unit, 1 × AC Power Cord, 1 × Test Lead Set, 1 × User Manual
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18W USB Fast Charging Variable Adjustable Lab Bench DC 30V 5A Power Supply with 4-digit LED Display
Ransanx Adjustable DC Power Supply 30V 5A – Precision Variable Bench Power Supply
The compact and feature-rich Adjustable DC Power Supply 30V 5A is designed for precision testing, prototyping, and repair work. Its portable benchtop size (195×102×80mm) and 0–30V, 0–5A adjustable output make it ideal for electronics labs, classrooms, and workshops.
Main Features
- Compact & Portable: Ultra-small footprint (195×102×80mm), lightweight at just 0.8kg.
- Adjustable Voltage & Current: 0–30V and 0–5A output with high accuracy and fast response.
- 4-Digit Digital Display: Real-time voltage, current, and power display for precise monitoring.
- Full Protection: Built-in overload, short-circuit, and over-temperature protection systems.
- USB Fast Charging Port: Charge or power external devices while using the main output.
- CV & CC Modes: Supports constant voltage and constant current operation for various use cases.
- Memory Function: Retains last-set voltage and current after power-off.
- Cooling System: Integrated fan and ventilation design for long-term stability.
Technical Specifications
| Parameter | Specification |
|---|---|
| Output Voltage | 0–30V DC (adjustable) |
| Output Current | 0–5A DC (adjustable) |
| Display | 4-digit LED display (voltage, current, power) |
| Accuracy | Voltage ±1%, Current ±1% |
| Resolution | Voltage 0.01V / Current 0.001A |
| Ripple Noise | ≤1% |
| Operating Modes | CV (Constant Voltage) / CC (Constant Current) |
| Protection | Overload, short-circuit, over-temperature |
| USB Output | Fast charging interface |
| Input Voltage | AC 110V |
| Cooling | Smart fan + ventilation slots |
| Dimensions | 195×102×80mm |
| Weight | 0.8kg |
Package Includes
- 1 × Adjustable DC Power Supply 30V 5A Unit
- 1 × AC Power Cord
- 1 × Test Leads Set
- 1 × User Manual
Ideal für
Electronics testing, circuit prototyping, battery charging, repair labs, and educational use. Perfect for engineers, makers, and hobbyists requiring a precise, stable power source.
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Specification
| Item | Specification |
|---|---|
| Product name | Power Supply |
| Output Voltage | 0 ~ 30 V DC (adjustable) |
| Output Current | 0–5A DC (adjustable) |
| Display | 4-digit LED display (Voltage / Current / Power) |
| Accuracy | ± 1% |
| Resolution | 0.01V / 0.001A |
| Ripple Noise | ≤1% |
| Operating Modes | CV (Constant Voltage) / CC (Constant Current) |
| Protection | Overload / Short-circuit / Over-temperature |
| USB Output | Fast charging interface |
| Input Voltage | AC 110V |
| Cooling System | Smart fan + ventilation design |
| Dimensions | 195×102×80mm |
| Weight | 0.8kg |