30V 10A DC Power Supply with Full-Color LCD Display & Memory Presets
⚡ Models
SPPS-D3010 (30V 10A – 300W)
📊 Output Specifications (0℃ ~ 40℃)
Model Voltage Current Power
SPPS-D3010 0–30V 0–10A 300W
🔌 USB Output
5V / 2A (All Models)
📈 Regulation Performance
Load Regulation:
Voltage: ≤0.3% + 10 mV
Current: ≤0.1% + 2.5 mA
Line Regulation:
Voltage: ≤0.01% + 2.5 mV
Current: ≤0.1% + 2.5 mA
🎯 Resolution
Setting Resolution:
Voltage: 10 mV (for models <100V)
Current: 1 mA
Readback Resolution:
Voltage: 10 mV (for models <100V)
Current: 1 mA
✅ Accuracy
SPPS-D305 / D3010:
Voltage: ≤0.05% + 10 mV
SPPS-D605 / D1203:
Voltage: ≤0.01% + 15 mV
All Models:
Current: ≤0.01% + 10 mA
🔊 Ripple & Noise (20Hz ~ 20MHz)
Model Voltage Ripple Current Ripple
SPPS-D3010 ≤100 mVp-p / ≤15 mVrms ≤15 mArms
⏱️ Response Time
Rise Time (No Load): ≤200 ms
Rise Time (Full Load): ≤300 ms
Fall Time (No Load): ≤15–30 s (model dependent)
Fall Time (Full Load): ≤300 ms
Dynamic Response: ≤200 ms
⚙️ General Specifications
Efficiency: ≥85%
Input Voltage: AC 220V
Dimensions: Approx. 24 × 12.5 × 13 cm
Net Weight: ~1.4 kg
📦 Packaging
Single Unit: 31 × 17 × 20 cm
Weight: ~1.9 kg
💡 Applications
Electronics repair and testing
Laboratory and educational use
Arduino & embedded development
Battery charging and power experiments
Key Features:
Precise control
Delivers a wide, continuously adjustable output range of 0-120V voltage and 0-10A current, meeting the demands of precise control testing and precision applications.
Equipped with a full-color LCD display that provides clear, intuitive visualization of key parameters (voltage, current, power), ensuring easy monitoring and operation.
4 groups memory storage function to save and quickly recall preset voltage/current settings, eliminating repetitive adjustments for recurring tasks.
Output switch button: Allows one-touch control of power output on/off. This design prevents accidental output activation during parameter setup and enables safe disconnection without shutting down the entire device—critical for protecting sensitive components during testing.
Professional Protection & Stability
Built-in external circuit protection mechanisms to safeguard both the power supply and connected devices during operation, preventing damage from abnormal conditions.
Features a dedicated USB 5V 2A auxiliary power output, offering convenient power for small peripherals or auxiliary devices during testing.
Ensures high stability with minimal output ripple, critical for precise applications where voltage/current fluctuations could affect results.
Integrates comprehensive protection circuits (including over-voltage, over-current, and short-circuit protection) to guarantee reliable performance in demanding environments.
Panel lock button: With one press, it locks all parameter adjustment knobs/buttons to prevent accidental touches from altering preset settings. This is especially useful in multi-person workspaces or long-duration tests, ensuring consistent test conditions.
Advanced Connectivity (Optional)
Supports optional USB / RS-232 / RS485 communication interfaces, enabling easy integration with automated systems. Ideal for connecting to testing equipment and control systems, facilitating remote control and data transmission for streamlined workflows(Please note when placing an order).
Versatile Applications
Laboratory & Education: Reliable power source for research, experiments in laboratories and schools.
Electronics Field: Maintenance of mobile phones, computers, and electrical appliances; suitable for Arduino projects, electronic maintenance.
Battery & Component Testing: Safe and controlled charging for LiFePO4 batteries; power supply for electronic component aging tests.
Specialized Processes: Stable DC power for electrolysis, electroplating, and lamp tests.
DIY & Others: Ideal for DIY projects and any equipment requiring regulated DC power.












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