R-SPS3020 DC Power Supply 0-30V 0-20A 600W

The R-SPS3020 DC Power Supply is a high-performance adjustable laboratory DC regulated power supply designed for professional, educational, and industrial use. With an adjustable output range of 0-30V and 0-20A, delivering up to 600W, this unit is ideal for a wide range of testing, repair, charging, and development tasks.

Built for high precision, reliability, and stable performance, the R-SPS3020 features constant voltage (CV) and constant current (CC) operating modes that automatically switch according to load requirements. This makes it suitable for sensitive electronics, component testing, battery charging, and laboratory experiments.

The power supply is equipped with a 3-LED digital display that clearly shows both voltage and current values, including fine current readings for accurate monitoring. Its coarse and fine adjustment knobs allow users to set voltage and current outputs precisely, giving better control during testing and repair work.

Designed with low ripple and low noise output, this power supply helps protect sensitive circuits and ensures more stable operation. It also includes current limiting protection, which improves safety and helps prevent damage to connected devices.

Whether you are working in teaching laboratories, research centers, electronics production lines, communication equipment repair, battery charging, or general DC testing applications, the R-SPS3020 offers dependable performance and excellent value.

Specifications

Model: R-SPS3020

Product Type: Adjustable Laboratory DC Power Supply

Output Voltage Range: 0-30V

Output Current Range: 0-20A

Output Power: 600W

Output Type: Single Output

Operating Modes: Constant Voltage (CV) / Constant Current (CC)

Display Type: 3-LED Digital Display

Display Resolution:

Voltage: 0.01V

Current: 0.01A

Display Accuracy: 0.5% + 2 digits

Input Power

Input Voltage:

230V ±10% / 50Hz

115V ±10% / 60Hz

Working Environment

Working Temperature: 0°C to 40°C

Working Humidity: <80% RH

Storage Temperature: -10°C to 70°C

Storage Humidity: <70% RH

Constant Voltage Performance

Voltage Stability: ≤0.1% + 3mV

Low Voltage Stability: 0.2% ~ 0.3% + 3mV

Load Stability: ≤0.5% + 3mV

Ripple Noise: ≤50mVrms

Constant Current Performance

Current Stability: ≤0.2% + 3mA

Load Stability: ≤0.2% + 3mA

Ripple Noise: ≤50mArms

Protection

Current Limiting Protection: Yes

Physical Specifications

Product Dimensions: 386mm (L) × 230mm (W) × 113mm (H)

Product Weight: 3kg

Fuse Standard:

5A (AC 220V Input)

8A (AC 110V Input)

Applications

Laboratory testing and measurement

Teaching experiments and educational training

Scientific research and development

Electronic product testing and aging

Battery charging and maintenance

Communication equipment repair

Circuit board testing and troubleshooting

Electronics workshop and service center use

Industrial production line testing

General DC regulated power supply applications