DC Laboratory Power Supply – 30V/60V/120V Adjustable Voltage Regulator with Preset Current and ON/OFF Control
4 in stock
Price range: $112.98 through $144.50
Precision Power for Your Workbench
If you repair electronics, build circuits, or test devices, you know the frustration of a power supply that isn’t reliable. Unstable voltage can damage your work. Inconsistent current makes troubleshooting harder.
This DC Laboratory Power Supply solves that. It delivers stable, adjustable power for whatever you’re working on—whether you’re diagnosing a laptop, testing a new circuit, or charging batteries.
Choose Your Voltage
This power supply is available in three voltage ranges. Pick the one that suits your work:
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30V version – Ideal for general electronics, phone repair, and small circuits.
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60V version – More headroom for higher-voltage projects.
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120V version – Maximum flexibility for demanding applications.
Features That Matter
| Feature | How It Helps |
|---|---|
| Adjustable Voltage & Current | Fine-tune output with coarse and fine control knobs—get exactly what you need. |
| Constant Voltage & Constant Current | Automatically switches between modes as load changes. Protects your devices. |
| High-Resolution Display | 3 or 4 LED/LCD displays show voltage, current, and power readings. |
| Output ON/OFF Button | Easily control the output without turning off the unit—adds convenience and safety. |
| Preset Memory | Save and recall frequently used voltage/current settings (varies by model). |
| Safety Protections | Built-in over-voltage, over-current, over-temperature, and short-circuit protection. |
| Dual Voltage Input | Works with 110V or 220V AC input—choose the version suitable for your country. |
| Temperature-Controlled Fan | Automatically manages heat for reliable long-term use. |
Quick Specs
| Specification | Detail |
|---|---|
| Input Voltage | 110V / 220V AC (selectable) |
| Output Voltage | 0–30V / 0–60V / 0–120V (model-dependent) |
| Output Current | 0–3A, 0–5A, or 0–10A (model-dependent) |
| Display | 3 or 4-digit LED (shows V, A, W) |
| Display Precision | Voltage: 0.01V, Current: 0.001A (on select models) |
| Protections | OVP, OCP, OTP, short circuit |
| Certification | CE |
Why You’ll Like It
You’ll appreciate this power supply if you:
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Need reliable power for electronics repair or prototyping.
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Want precise control over both voltage and current.
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Prefer a bench supply with memory presets for quick recall.
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Value safety protections that guard against mistakes.
| Weight | 21 kg |
|---|---|
| Dimensions | 13 cm |
| Brand Name | NONE |
| High-concerned chemical | None |
| Voltage | 220V |
| Semi-finishedproduct | No |
| Origin | Mainland China |
| Choice | yes |
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