ET4401 Benchtop LCR Meter Digital Bridge | High Precision Component Tester for Capacitor, Inductor, Resistor，0.1%，Support SCPI,

The ET4401 programmable DC electronic load is a professional electronic load tester engineered for high-precision power supply testing, battery discharge testing, and DC system validation. Designed as a cost-effective alternative to premium brands like Keysight, Chroma, and ITECH, this programmable electronic load delivers reliable performance for engineers, laboratories, and industrial applications. Supporting multiple modes including CC, CV, CR, and CP, the ET4401 accurately simulates real-world load conditions, making it ideal for EV battery testing, charger testing equipment, and solar power system testing. Its wide operating range and stable output ensure consistent results across different testing scenarios. Built with advanced safety protections such as over-voltage, over-current, over-power, and over-temperature, this DC electronic load tester guarantees safe and continuous operation. The intuitive interface and remote control capability make it perfect for automated lab testing equipment and industrial testing systems. Whether used for battery capacity testing, power electronics validation, or R&D development, the ET4401 is a powerful and affordable solution for professionals seeking a dependable electronic load system.

• Before use, the instrument requires open and short calibration to minimize measurement errors caused by the test fixture.
• [High Precision Electronic Load for Accurate Testing] ET4401 programmable electronic load delivers high accuracy and stability for DC power supply testing, battery discharge testing, and power system validation. Ideal for engineers and laboratories requiring reliable electronic load tester performance.
• [Wide Voltage & Current Range for Versatile Applications] Designed with a broad operating range, ET4401 supports multiple testing scenarios including power supply testing, EV battery testing, and charger testing equipment. Perfect for industrial, marine, and R&D environments.
• [Multiple Operating Modes for Flexible Testing] Supports CC, CV, CR, and CP modes, allowing precise simulation of real load conditions. This programmable DC electronic load is ideal for testing switching power supplies, adapters, and energy storage systems.
• [Intelligent Protection & Safe Operation] Built-in protections including over-voltage, over-current, over-power, and over-temperature ensure safe and stable operation. A reliable electronic load tester for battery and power systems, reducing risks during long-duration testing.
• [User-Friendly Interface & Remote Control Support] Equipped with an intuitive display and supports remote control via communication interfaces, making it suitable for automated test systems. A smart choice for lab testing equipment, industrial testing solutions, and quality inspection.