ET5420A+ Programmable DC Electronic Load, Battery Discharge 400W, 2 * 20A(Double Channel), 150V with CC/CV/CR/CP & Battery/LED Test, USB Remote,SCPI, Gray

The ET5420A+ Programmable DC Electronic Load is a high-performance dual-channel electronic load (400W total) designed for accurate testing of power supplies, batteries, chargers, and DC power systems. It supports multiple operating modes including Constant Current (CC), Constant Voltage (CV), Constant Resistance (CR), and Constant Power (CP), making it ideal for battery discharge testing, power supply evaluation, and electronic component aging tests. With high precision measurement up to 1mV / 1mA resolution, it ensures reliable and stable test results for laboratory and industrial applications. The device features intelligent protection functions such as OVP, OCP, OPP, and OTP, ensuring safe operation during long-term testing. Equipped with USB communication interface and PC control software, it enables automated testing and data recording for R&D and production environments.

• ET5420A+, 400W, 150V, 2 x 20A. Warranty period is one year. For any after-sales issues, please contact the email address on the back cover of the manual.
• [Dual Channel High Power Electronic Load (400W)] The ET5420A+ programmable DC electronic load features dual independent channels (200W × 2, total 400W), supporting parallel or separate testing of power supplies, batteries, chargers, and LED drivers. Ideal for electronics testing, R&D, and production line quality control.
• [Multiple Testing Modes for Professional Use] Supports CC / CV / CR / CP modes (Constant Current, Voltage, Resistance, Power) plus advanced battery discharge and dynamic testing functions. Perfect for battery capacity testing, internal resistance measurement, and power supply evaluation in lab or industrial environments.
• [High Precision & Smart Control System] Equipped with 1mV / 1mA high-resolution measurement and ±0.05% accuracy, ensuring precise test results. Built-in USB interface and PC control software enable automated testing and data logging for engineering and research applications.
• [Intelligent Protection & Stable Performance] Integrated with OVP, OCP, OPP, and OTP protection systems, plus intelligent fan speed control to ensure safe and stable operation. Ideal for long-term electronic load testing, charger testing, and power supply burn-in tests.
• [User-Friendly Interface & Industrial Design] Features a 2.8-inch TFT color LCD display, intuitive UI, and dual-language operation (English/Chinese). Compact and durable design suitable for lab bench testing, electronics repair, and industrial QA inspection.