East Tester ET5420 DC Load Meter – 150V 40A 400W Programmable

East Tester ET5420 Programmable DC Load Meter – 150V 40A 400W for Power Supply & Battery TestingThe East Tester ET5420 is a professional-grade programmable DC electronic load designed for accurate testing of power supplies, batteries, converters, and other DC sources. With support for up to 150V, 40A, and 400W, it is ideal for lab engineers, quality assurance teams, and electronics technicians seeking stability, precision, and automation.Key Features: Wide input range: supports up to 150V, 40A, and 400W for flexible DC load testing Four load modes: operates in constant current (CC), constant voltage (CV), constant power (CP), and constant resistance (CR) User-programmable functions: automate test routines with custom voltage, current, and time parameters Real-time display: high-contrast LCD shows voltage, current, power, resistance, and system status Built-in protections: includes over-voltage, over-current, over-temperature, and reverse polarity safeguards Technical Specifications:ParameterValueInput voltage range0–150V DCCurrent range0–40APower ratingUp to 400WLoad modesCC, CV, CP, CRVoltage resolution0.01VCurrent resolution0.001ADisplayDigital LCD (voltage, current, power)InterfaceRS232 (optional)Cooling methodIntelligent fan coolingProtectionsOVP, OCP, OTP, reverse polarityUse caseBattery testing, power supply evaluation, electronics QA, lab useApplications: Battery discharge and durability testing DC power supply load simulation Solar panel and converter load evaluation Electronics manufacturing and quality control Educational and lab environments Built for precision and reliability, the East Tester ET5420 is a must-have DC load meter for professional test benches and labs. Download