Power supply 30V, 5A, DC

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Haitronic HPS305D Short Review: Single-channel direct current (0 - 5 A) and voltage (0 - 30 V) power supply unit with built-in LED display.

Haitronic HPS305D Mini Switching DC Power Supply Unit features single channel output, high accuracy, dual LED display. It is adjustable within the rated AC/DC. 

User safety is ensured by overload protection, overheat protection and short circuit protection functions. Small size, easy handling, a sturdy case, good performance and excellent cost effectiveness make this power supply unit perfect for science investigation, college and factory applications, electronic device maintenance and more.


  • Single-channel output.
  • CC/CV auto switchable.
  • 110V/220V switchable.
  • Overload protection function. 
  • Overheat protection function. 
  • Short circuit protection function. 
  • Coarse/fine adjustment of voltage and current.
  • Cooling with fan.
  • 3/4 digital LED display for voltage and current.
  • Small body, light weight (only 1.4 kg), easy to carry.


Input voltageAC 110 V / 220 V, 50/60 Hz
Output voltage0 ~ 30 V
Output current0 ~ 5 A
Voltage resolution10 / 100 mV
Current resolution1 / 10 mA
Ripple and noiseVp-p ≤ 1%
Voltage display precision±1% +1 digit
Current display precision±1% +2 digits
Dimensions, W × H × L81 × 165 × 220 mm
Net/gross weight1.4 kg / 1.7 kg


  • Haitronic HPS305D power supply unit — 1 pc.
  • Power cord — 1 pc.
  • Test leads — 1 set
  • User manual — 1 pc.

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Power supply 30V, 5A, DC

Power supply 30V, 5A, DC

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