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Tripp Lite DC Power Supply 7A 120VAC to 13.8VDC AC to DC Conversion



  • Smaller footprint maximizes operating space
  • Automatic time-controlled over current protection in case of overload
  • Solid state, integrated circuit maintains excellent regulation of output voltage
  • Regulated output voltage maintains up to 95% of no load value
  • High quality filtering creates very low ripple/low noise operation
  • Heavy-duty power transformer provides complete isolation from noise on incoming AC power
  • Large heat sinks and vented cabinets supply cool operation for continuous use and long life of the unit
  • Illuminated on/off switch
  • Home Depot Protection Plan:
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Precision regulated DC power supplies are ideal for commercial/land-mobile, ham and CB radios, test bench supplies, base stations, tape players and amplifiers. Designed for years of reliable service and superior performance, they efficiently convert 120 volts AC into 13.8 volts DC (+/-0.5V). The Trim Line Series of DC power supplies offers a low-profile design with a footprint that matches the most popular radios on the market, such as Motorola, Radius, GE Monogram Series and EF Johnson models.

Manufacturer Tripp Lite
Manufacturer Part Number PR7
Manufacturer Website Address
Brand Name Tripp Lite
Product Name PR 120VAC Power Adapter
Product Type AC Adapter
Power DescriptionInput Voltage110 V AC
Input Voltage Range120 V AC
Frequency60 Hz
Output Voltage13.8 V DC
Physical CharacteristicsHeight4.3"
Weight (Approximate)7.40 lb
MiscellaneousPackage Contents
  • PR 120VAC Power Adapter
Additional Information

Solid-State Integrated Circuit:

  • Provides excellent voltage regulation to within ±0.5 V DC output voltage is maintained from 0 to 95% of full load

Crowbar Overvoltage Protection:

  • Prevents overvoltage surges from damaging connected equipment

High Quality Filtering:

  • Provides low-noise operation, excellent for sensitive communications receivers (.05 volts maximum ripple)

Current-Limiting Electronic Foldback:

  • Automatically limits current and voltage outputs incase of overload

Heavy-Duty Power Transformer:

  • Provides complete line isolation

Large Heat Sinks and Vented Cabinet:

  • Provides cool, continuous operation and long component life
WarrantyLimited Warranty1 Year