Home/30V Series
30V Variable Power Supply Series

30V Variable Power Supply

Precision-engineered 30V variable power supply solutions designed for high-voltage stability and accuracy. Precision-regulated adjustable output for industrial, laboratory, and R&D applications.

Technical Overview: 30V Variable Power Supply Stability

When operating at 30V, dielectric strength and insulation safety are critical. Our 30V variable power supply series features advanced over-voltage protection (OVP) and ultra-low ripple to ensure the safety of your sensitive components during high-potential testing.

Primary Use Cases

  • Semiconductor insulation and breakdown voltage testing
  • Aerospace and defense electronic systems validation
  • Industrial high-voltage motor controller R&D
  • Battery pack cell balancing and high-voltage aging

Selection FAQ

Q: Why choose a 30V variable power supply?

A: A 30V rating is essential for testing components that operate above standard logic levels, providing the necessary overhead for stress testing and margin analysis.

Q: How is safety managed at this voltage?

A: Our units include galvanic isolation, rapid discharge circuits, and adjustable voltage limits to prevent accidental over-exposure.

How to Choose 30V Variable Power Supply

When selecting a 30V variable power supply, ensure the current rating matches your peak load. For precision tasks, prioritize models with fine-tuning knobs and robust OVP (Over Voltage Protection).

How to Use 30V Variable Power Supply

Always verify the polarity before connecting your 30V load. Use the Constant Current (CC) mode to set a safety ceiling, preventing accidental damage to your device under test during initial power-up.

Where to Buy 30V Variable Power Supply

You can purchase professional-grade 30V variable power supplies directly from our official online store or request a wholesale quote for bulk industrial projects.

View Full Selection Guide
30V 30A Series

eTM-K3030PL+ Programmable Power Supply

High-precision 30V 30A programmable power supply featuring a 5-digits color screen, front USB interface, and precision adjustment knob for professional laboratory and industrial use.

Voltage Range

0 - 30V

Current Range

0 - 30A

Display

5-Digit Color LCD

Interface

Front USB / RS232

30V 50A Series

eTM-3050C-2-KOB Variable Power Supply

High-power 30V 50A adjustable switching regulated DC bench power supply with 4-digits LED display, encoder adjustment knob, and output control.

Current Output

50A Max

Voltage Range

0 - 30V

Adjustment

Encoder Knob

Optimized for 30V Stability

When operating at 30V, thermal management and regulation stability are paramount. Our Voltage-specific series utilizes advanced cooling architectures and high-precision feedback loops to ensure zero-drift performance during long-term aging tests and critical laboratory experiments.

Full Load Stability at 30V
Fast Transient Recovery for V Fluctuations

Technical Standards

Regulation TypeCV / CC Automatic
CoolingIntelligent Fan / Passive
ProtectionOVP, OCP, OTP, OPP