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Connector Type
2.1mm Connectors
Surveillance Accessory Type
Surveillance Wire / Cable
110V AC
120V AC
4.5V DC
Ease of Installation
Intermediate (Installs < 60 minutes)
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Plug-in Power Adapter Works to Replace a Lost, Damaged or Defective Power Supply
Calrad 45-650-4.5 4.5V DC 800mA Unregulated Mini Power Supply
Calrad 45-650-4.5 4.5V DC 800mA Unregulated Mini Power Supply
Calrad 45-650-4.5 4.5V DC 800mA Unregulated Mini Power Supply
Item# 78975
Price: Normally $24.30 
Hot Deal $22.55
Free shipping on orders over $175 - See Details


  • Operates with 110V/120V standard AC outlets
  • 2.1mm barrel connector
  • 6 foot long power cord

Essential Info

Have you misplaced or broken the original adapter for one of your electronic devices, or maybe it is old or just no longer works? If your device requires 4.5-Volt DC unregulated power rated at 0.8 Amp, you can replace it with this all-purpose adapter that fits most common electronic devices. The 2.1mm positive center barrel plug is a common size for typical electronics. The 4.5V DC 800mA Unregulated Mini Power Supply offers high efficiency and are very small for the amount of output current. It also features short circuit/over voltage protection. For use with 110V/120V recepacles only.

This Unregulated Mini Power Supply is also available in the followings Voltages/Amps:
  • 3V DC 600mA
  • 6V DC 1.0A
  • 9V DC 1.1A
  • 12V DC 1.2A
  • 15V DC 1.2A
  • 18V DC 1.1A
  • 24V DC 1.0A
  • What's Included

  • 1x - 4.5V DC 800mA Unregulated Mini Power Supply
  • Specifications

    ManufacturerCalrad Electronics
    Manufacturer Product No.45-650-4.5
    Termination2.1mm positive center barrel conenctor
    Voltage110V/120V AC; Unregulated 4.5 VDC
    AmperageUnregulated 0.8 Amp (800mA)
    Cord Length6 Foot

    Important notes:
    Defective exchanges for identical item within 30 days of purchase. After 30 days, please contact the manufacturer.
    Manufacturer contact information: Calrad Electronics, Tel: (323) 465-2131


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