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Best Buy customers often prefer the following products when searching for power connectors.

If you're building a computer, upgrading an existing system, or working on some other kind of electrical project, chances are you'll need some power connectors. Browse the top-ranked list of power connectors below along with associated reviews and opinions.

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  1. Metra - 2-Way Universal Connector - Black - Front_Zoom

    Product Description

    Update your vehicle's sound system with this pair of Metra two-pin wiring connectors. The male and female connectors have a simple plug-and-play design that makes connection easy, while the standard pin design ensures compatibility with a variety of car stereo systems. These Metra two-pin wiring connectors are water-resistant, so they are unaffected by exposure to moisture.
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    Product Description

    Update your vehicle's sound system with this pair of Metra two-pin wiring connectors. The male and female connectors have a simple plug-and-play design that makes connection easy, while the standard pin design ensures compatibility with a variety of car stereo systems. These Metra two-pin wiring connectors are water-resistant, so they are unaffected by exposure to moisture.
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    Your price for this item is $19.99
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  2. Metra - 6-Way Universal Connector - Black - Front_Zoom

    Product Description

    Install an aftermarket radio in your vehicle with this Metra six-pin car stereo wiring connector. The universal six-pin design makes it compatible with most vehicle sound systems, while the snap-in-place design makes installation easy. This Metra six-pin car stereo wiring connector is waterproof, so it's not affected by exposure to moisture.
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    Product Description

    Install an aftermarket radio in your vehicle with this Metra six-pin car stereo wiring connector. The universal six-pin design makes it compatible with most vehicle sound systems, while the snap-in-place design makes installation easy. This Metra six-pin car stereo wiring connector is waterproof, so it's not affected by exposure to moisture.
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    Your price for this item is $19.99
    See all Deck Accessories & Installation Parts
  3. Metra - 3-Way Universal Connector - Black - Front_Zoom

    Product Description

    Complete your aftermarket radio installation with this Metra wiring harness. The three-way connector is universally compatible, so you can use the harness with most vehicle radio systems, and no cutting is required to allow for quick installation. This Metra wiring harness is water-resistant to help prevent water-related problems in an RV or vessel.
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    Product Description

    Complete your aftermarket radio installation with this Metra wiring harness. The three-way connector is universally compatible, so you can use the harness with most vehicle radio systems, and no cutting is required to allow for quick installation. This Metra wiring harness is water-resistant to help prevent water-related problems in an RV or vessel.
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    Your price for this item is $19.99
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  4. Metra - Power/Ground Distribution Block - Black - Front_Zoom
    Top comment

    "It did its job perfectly, and provides stable power to both my amplifiers....Power block review"

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    Product Description

    Complete electrical circuits effectively from your vehicle's battery to peripherals with this Metra three-position ground distribution block. The plastic housing offers lasting use, while the real brass construction delivers signals to most single-DIN and double-DIN aftermarket stereos. With input for 0 AWG wire and two outputs for 4 AWG wires, this black Metra three-position ground distribution block supports flexible connections.
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    Top comment

    "It did its job perfectly, and provides stable power to both my amplifiers....Power block review"

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    Product Description

    Complete electrical circuits effectively from your vehicle's battery to peripherals with this Metra three-position ground distribution block. The plastic housing offers lasting use, while the real brass construction delivers signals to most single-DIN and double-DIN aftermarket stereos. With input for 0 AWG wire and two outputs for 4 AWG wires, this black Metra three-position ground distribution block supports flexible connections.
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    Your price for this item is $19.99
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  5. Metra - 3-Position Power/Ground Distribution Block - Black - Front_Zoom
    Top comment

    "Power block of power blocks...Power distribution block works well....Little power distribution block works as intended."

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    Product Description

    This Metra TC4DB-2 3-position power/ground distribution block sends power from your vehicle's battery to peripherals and features real brass construction for smooth signal transfer. The plastic housing provides durability.
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    Top comment

    "Power block of power blocks...Power distribution block works well....Little power distribution block works as intended."

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    Product Description

    This Metra TC4DB-2 3-position power/ground distribution block sends power from your vehicle's battery to peripherals and features real brass construction for smooth signal transfer. The plastic housing provides durability.
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    Your price for this item is $16.99
    Clearance
    The regular price is $19.99
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  6. Belkin - Lightning Audio with Charge Adapter - White - Front_Zoom
    Top comment

    "Works great. Powers the phone and allows use of the headset at the same time....Power and audio...Perfect cable for those needing to power their iPhone 7 and use headphones at the same time."

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    Product Description

    Enjoy nonstop music while charging your iPhone with this Belkin Lightning Audio + Charge RockStar adapter. It keeps your iPhone 7 or 7 Plus fully functional while plugged in, and it's compatible with Apple MFi-certified cables and headphones. The 12W power pass-through of this Belkin Lightning Audio + Charge RockStar adapter provides optimal charging speed for compatible devices.
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    Top comment

    "Works great. Powers the phone and allows use of the headset at the same time....Power and audio...Perfect cable for those needing to power their iPhone 7 and use headphones at the same time."

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    Product Description

    Enjoy nonstop music while charging your iPhone with this Belkin Lightning Audio + Charge RockStar adapter. It keeps your iPhone 7 or 7 Plus fully functional while plugged in, and it's compatible with Apple MFi-certified cables and headphones. The 12W power pass-through of this Belkin Lightning Audio + Charge RockStar adapter provides optimal charging speed for compatible devices.
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    Your price for this item is $44.99
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  7. Google - USB-C-to-3.5mm Audio Adapter - White - Front_Zoom
    Top comment

    "2nd Gen powers Sennheiser HD600 well, and the sound is solid! ...Good connector...Good connector for use with Samsung phones, S20, 21, 22 etc."

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    Product Description

    Use your favorite headphones again with this handy Google audio adapter. It lets USB-C inputs accept 3.5mm cables for added convenience, and it lets you use older audio devices with your Google Pixel for flexible listening. This Google audio adapter is 3.67 inches long, so it fits easily in your pocket.
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    Top comment

    "2nd Gen powers Sennheiser HD600 well, and the sound is solid! ...Good connector...Good connector for use with Samsung phones, S20, 21, 22 etc."

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    Product Description

    Use your favorite headphones again with this handy Google audio adapter. It lets USB-C inputs accept 3.5mm cables for added convenience, and it lets you use older audio devices with your Google Pixel for flexible listening. This Google audio adapter is 3.67 inches long, so it fits easily in your pocket.
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    Your price for this item is $12.99
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  8. j5create - USB-C to HDMI 2.1 8K Adapter - Space Gray/Black - Front_Zoom

    Product Description

    Our USB-C to HDMI 2.1 8K Adapter allows you to conveniently connect your gaming laptop, MacBook, Chromebook, or tablet to an 8K UHD / 4K 144Hz external monitor, 8K UHDTV, projector and other display device using an HDMI input. This adapter offers the latest USB-C to 8K or 4K 144Hz HDMI connection, letting you hook up an HDMI display to a gaming laptop, tablet, or phone that supports DisplayPort Alternate Mode for a plug and play connection.
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    Product Description

    Our USB-C to HDMI 2.1 8K Adapter allows you to conveniently connect your gaming laptop, MacBook, Chromebook, or tablet to an 8K UHD / 4K 144Hz external monitor, 8K UHDTV, projector and other display device using an HDMI input. This adapter offers the latest USB-C to 8K or 4K 144Hz HDMI connection, letting you hook up an HDMI display to a gaming laptop, tablet, or phone that supports DisplayPort Alternate Mode for a plug and play connection.
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    Your price for this item is $49.99
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  9. Philips - Hue Outdoor T-Connector Cable - Black - Front_Zoom
    Top comment

    "Used to extend the 95w power supply...Used this shorter cable to extend the 95w power supply which it did not itself include....Expensive for a cable and connector, but exactly what i needed"

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    Product Description

    Components to expand your Low Voltage Outdoor Hue system. Contains an 8ft extension cord along with a T-Connector. Create a branch off to two light sources from one power supply, or "daisy chain" multiple lights together in a string.
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    Top comment

    "Used to extend the 95w power supply...Used this shorter cable to extend the 95w power supply which it did not itself include....Expensive for a cable and connector, but exactly what i needed"

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    Product Description

    Components to expand your Low Voltage Outdoor Hue system. Contains an 8ft extension cord along with a T-Connector. Create a branch off to two light sources from one power supply, or "daisy chain" multiple lights together in a string.
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    Your price for this item is $22.99
    Clearance
    The regular price is $24.99
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  10. j5create - USB-C to HDMI & USB 3.0 with Power Delivery - White - Front_Zoom
    Top comment

    "Did exactly what I required - allowed me to use a HDMI connector to my computer with a USB-C port while still having a free USB-C port available ( which I use for power cord )...Allows me to dual screen, use my external harddrive, and power with an usb-c super fast cable so I can use the power slot for additional connections using a different connector. "

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    Product Description

    Add extra functionality to your laptop with the JCA379 USB-C to HDMI & USB 3.0 with Power Delivery. This device allows you to add an additional USB 3.0, HDMI monitor, and USB-C that can be charged through your USB-C port. The USB 3.0 SuperSpeed port gives you data transfer rates up to 5 Gbps. Display Alt Mode for HDMI supports a resolution up to 4K @ 30 Hz with Primary, Extended, and Mirrored display modes. The JCA379 supports upstream charging and Power Delivery 2.0 to keep your connected laptop powered up while in use.
    See all USB Cables & Adapters
    Top comment

    "Did exactly what I required - allowed me to use a HDMI connector to my computer with a USB-C port while still having a free USB-C port available ( which I use for power cord )...Allows me to dual screen, use my external harddrive, and power with an usb-c super fast cable so I can use the power slot for additional connections using a different connector. "

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    Product Description

    Add extra functionality to your laptop with the JCA379 USB-C to HDMI & USB 3.0 with Power Delivery. This device allows you to add an additional USB 3.0, HDMI monitor, and USB-C that can be charged through your USB-C port. The USB 3.0 SuperSpeed port gives you data transfer rates up to 5 Gbps. Display Alt Mode for HDMI supports a resolution up to 4K @ 30 Hz with Primary, Extended, and Mirrored display modes. The JCA379 supports upstream charging and Power Delivery 2.0 to keep your connected laptop powered up while in use.
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    Your price for this item is $39.99
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