WANPTEK TPS-C305 DC Variable Power Supply (0–30V, 0–5A, 150W)
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The WANPTEK TPS-C305 DC Variable Power Supply is a high-precision, professional laboratory power source designed for engineers, technicians, students, and electronics enthusiasts who require reliable, accurate, and stable DC output.
Delivering 0–30V adjustable voltage and 0–5A adjustable current, the TPS-C305 provides up to 150W of clean, regulated DC power — ideal for testing, calibration, repair, and circuit development. Its three clear digital LED displays simultaneously show voltage, current, and power, giving you real-time monitoring of your work with exceptional accuracy.
This unit also includes a USB fast-charging port that supports multiple protocols, allowing you to power or charge devices efficiently while working. Safety is ensured through built-in overcurrent (OCP) and short-circuit protection, preventing damage to both the power supply and connected devices.
Built from durable materials with excellent thermal management and intelligent air-flow design, the WANPTEK TPS-C305 maintains low noise and minimal ripple (<0.5%) even during long-term operation. The interface includes smooth rotary knobs, a memory function for storing settings, and a key-lock option — making it easy and safe to use for daily lab or workshop applications.
Compact yet powerful, this power supply is an excellent choice for DIY electronics, R&D testing, education, industrial automation, and repair laboratories.











Detailed Features
- Precision and Stability:
Experience high precision with voltage adjustment down to 0.01V and current adjustment down to 0.001A. The unit offers excellent stability with minimal ripple and noise thanks to advanced voltage and current stabilization technology.
- Versatile USB Fast Charging:
Equipped with USB fast charge support, this power supply ensures your devices are charged quickly and efficiently. It supports multiple fast charge protocols, ensuring compatibility with a wide range of devices.
- Comprehensive Protection:
Safety is paramount with built-in overcurrent and short circuit protection. These features provide robust defence against damage from electrical faults, ensuring the longevity and safety of both the power supply and connected devices.
- User-Friendly Interface:
The clear digital display shows voltage, current, and power output simultaneously. User-friendly controls and a memory function for quick settings adjustment make operation intuitive.
- Robust Build Quality:
Constructed with high-quality materials, this power supply is designed for reliable performance across a wide range of applications. The compact design (210mm x 145mm x 80mm) ensures it fits comfortably on any workstation without taking up too much space.
Application
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Perfect for electronics testing and laboratory experiments
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Ideal for DIY electronics, education, and product prototyping
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Great for LED testing, battery charging, and motor control
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Suitable for Arduino, Raspberry Pi, ESP32, and STM32 projects
Specifications
| Parameter | Details |
|---|---|
| Model | WANPTEK TPS-C305 |
| Output Voltage | 0 – 30 V DC |
| Output Current | 0 – 5 A |
| Output Power | 150 W |
| Voltage Stability (CV) | < 0.5% + 3 mV |
| Current Stability (CC) | < 0.5% + 3 mA |
| Ripple Voltage | < 0.5% Vp-p |
| Display Accuracy | Voltage : 0.01 V / Current : 0.001 A |
| Display Precision | 0.5% ± 3 digits |
| Protection Features | Overcurrent (OCP), Short-circuit |
| USB Fast Charge | Yes (multi-protocol) |
| Input Power | AC 230 V / 115 V ± 10%, 50 / 60 Hz |
| Operating Temperature | 0 °C – 40 °C (RH < 80%) |
| Storage Temperature | –10 °C – 70 °C (RH < 70%) |
| Dimensions (L × W × H) | 210 × 145 × 80 mm |
| Net Weight | 1.15 kg |
| Color | Black |
Package Includes
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1 × WANPTEK TPS-C305 DC Power Supply
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1 × Output Test Lead
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1 × Power Cord (EU Plug)
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1 × User Manual