LD25 Adjustable USB Electronic Load Resistor 25W Battery Discharge & Constant Current Tester

A reliable way to test power sources should feel precise, safe, and effortless. The LD25 Adjustable USB Electronic Load Resistor is built for users who need stable and controlled discharge testing without guesswork. Whether you're evaluating chargers, power banks, or cables, this compact tool delivers consistent results. Designed for engineers, makers, and electronics repair professionals, it brings lab-level testing into a portable form.

Engineered as a high-performance electronic load tester, it delivers accurate constant current discharge with intelligent thermal control. With support for USB and Type-C inputs, it helps you evaluate real-world charging performance quickly and safely.

Key Features

• Delivers up to 25W stable discharge with adjustable current control for accurate testing
• Built-in protection system including over-voltage, over-power, and over-temperature safeguards
• Intelligent cooling fan maintains stable performance during continuous load testing
• Supports multiple interfaces for flexible device compatibility including USB and Type-C
  
  

Why Choose Our LD25 Adjustable USB Electronic Load Resistor 25W Battery Discharge & Constant Current Tester
Unlike basic resistive loads, this model offers smart temperature regulation and digital protection systems that prevent damage during high-load testing. The precision control of this USB load resistor ensures consistent readings that help you identify true charging performance rather than estimated output. Its compact design and intelligent safeguards make it more reliable than generic fixed-load testers.

Perfect For
Ideal for electronics technicians, charger manufacturers, repair specialists, and DIY electronics enthusiasts. Perfect for testing power banks, charger output quality, cable efficiency, and battery discharge performance in development or quality control environments.

Test Power with Precision and Confidence Every Time
Experience reliable, safe, and accurate performance analysis with a compact tool designed for serious testing needs.