1This regulated power supply is a simple, accurate DC power source with full indicated power. 2It provides power source for factory maintenance, calibration positions, and can be integrated into test&equipment cabinet. 3It powers the DIY circuit in our work table at home and is also a necessary tool for educational institute particularly for those involve electronics and telecommunications majorities. 4High as 80% power efficiency 5A secondary voltage stabilization circuit through MOS ensuring a superb voltage outputFeatures:Our power supply allows you to have a stable and accurate output as your device or load exactly needed.This regulated power supply is a simple, accurate DC power source with full indicated power.It provides power source for factory maintenance, calibration positions, and can be integrated into test&equipment cabinet.It powers the DIY circuit in our work table at home and is also a necessary tool for educational institute particularly for those involve electronics and telecommunications majorities.High as 80% power efficiencyA secondary voltage stabilization circuit through MOS ensuring a superb voltage outputFull angle protection include overload,overheating, Over voltage, Short-circuit Protection etc.Small size as 3 U high appropriately fit for work station or test equipment cabinet.Specification:Model: STP3005DHVoltage:110v/220v(switchable)Voltage: 110V Plug type: US plugOutput voltage: 0-30v Output current: 0-5ADigital: 4 digital led Working temperature: 0 ~ 40 Relative humidity: 80% Fuse: F5AL, 250VAC VOLTAGE REGULATION Regulation rate: 0.03% + 1mV Load regulation rate: 0.33% Ripple and noise: 3mVrms (5Hz ~ 1MHz);