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Tool Type
Voltage Detector
LCD Display
LED Feedback
Visual Indicator
Ease of Installation
Beginner (Installs < 10 minutes)
Extech Instruments
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Four Power Supplies Built Into One Unit
Extech Instruments 382270 High Precision Quad Output DC Power Supply
Extech Instruments 382270 High Precision Quad Output DC Power Supply
Extech Instruments 382270 High Precision Quad Output DC Power Supply
Item# 90297
Price: Normally $479.99 
Hot Deal $395.28
Free shipping on orders over $175 - See Details


  • Two fully adjustable outputs and two semi-adjustable outputs
  • 3-digit LCD display for each output
  • Adjustable outputs can be configured for constant voltage or currents, connected in parallel or in series
  • Overload protection

Essential Info

This DC regulated power supply provides four outputs in a single unit. Each output has a separate three-digit LCD display. Two of the outputs are fully-adjustable, allowing you to configure for constant voltage or current. The fully-adjustable outputs can also be connected in parallel or in series. The remaining two outputs are semi-adjustable with good stability and ripple factor. Overload protection prevents damage from overloads and short circuits. Use this power supply for bench testing, field service, hobby, educational, maintenance and telecommunication equipment use.


What's Included

  • 1x - High Precision Quad Output DC Power Supply
  • 1x - Power cord
  • 4x - Test leads (banana plug to alligator clip)

  • Specifications

    ManufacturerExtech Instruments
    Manufacturer Product No.382270
    Output Voltage (4)0 to 30V
    0 to 30V
    3 to 6.5V
    8 to 15V
    Output Current (4)0 to 5A
    0 to 5A
    3A (Fixed)
    1A (fixed)
    Load Voltage Regulation<1x10-4 +3mV
    Line Voltage Regulation<1x10 + 3mV
    Load Current Regulation<2x10 + 3mA
    Ripple Noise<0.5mVrms
    Power100 to 240VAC, 50/60Hz
    Dimensions10.2" x 6.3" x 14.5" (160mm x 160mm x 370mm)
    Weight26.5 lbs (12 kg)
    Important notes:
    Only defective exchanges for identical item within 30 days of purchase. No other returns allowed on this item. For defective returns after 30 days, please contact the manufacturer.
    Manufacturer contact information: Extech Instruments Corp, Tel: (781) 890-7440 Ext 200


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