Skip to contentGo to Product Search
Main Content
Skip to contentGo to Product Search
Main Content
Categories & Filters
Best Buy

/

cell phone accessories

/

car & travel accessories

/

cell phone car chargers

Compact 12v Power Supply

The compact 12v power supply is a portable power supply that converts the DC voltage of a car battery into usable AC voltage. This allows you to run devices such as laptops and cellphones that require AC voltage. Browse the top-ranked list of compact 12v power supplies below along with associated reviews and opinions. 

Read More
Results
Main Results

  1. CyberPower - M175XUC 175 W Power Inverter - Black

    SKU: JX8P9XGZHV

    Backup power source for road trips...Bought this for emergency charging of dead electronics of the car's power system. Our car has a high watt output 12v plug in the cargo area. ...I plug in my laptop,...

    Product Description

    A compact black power inverter that converts 12V DC to AC, featuring dual outlets and USB charging ports.
    See all Power Inverters
    Your price for this item is $40.99
    Save $4
    The previous price was $44.99

  2. Metra - Heise 12V Power Supply - Multi

    SKU: J7RX7YJ2X2

    A 12v power supply is randomly hard to find - this fits the bill....Power supply...Found this power supply connection at best buy work very good

    Product Description

    A lightweight multi-color 12V power supply delivering 2 amps for single-color LED lighting systems.
    See all Lighting
    Your price for this item is $22.99

  3. PAC - 12V DC Adapter - Black

    SKU: J2VK4T5F99

    This item is an easy way to add a 12v power outlet....Necessary for an intermittent power supply...My vehicle had only constant on power supplies; this adapter was installed behind my dash side panel...

    Product Description

    A universal black 12V DC adapter that adds a power outlet and 10A fuse protection in vehicles.
    See all Cell Phone Car Chargers
    Your price for this item is $9.99

  4. Jackery - Explorer 300 v2 (288Wh) Portable Power Station with 40W Solar Panel, All-in-One Solar Generator for Outdoor and Travel (288 Wh Capacity) - Black

    SKU: J3GW9H69F2

    Product Description

    A portable black power station with 288Wh capacity and 40W solar panel for reliable outdoor charging.
    See all Solar Generators & Power Banks
    Your price for this item is $389.00
1-18 of 176 items
0 items

Best Sellers

Related Pages

Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.