Power Supply Extension Cables

Best Buy customers often prefer the following products when searching for Power Supply Extension Cables.

Power supply extension cables are a must-have for any computer user. These cables can help you to connect your power supply to an existing outlet, or allow you to extend the distance between the source and the outlet. They also help when you are using multiple power supplies in a system. Browse the top-ranked list of power supply extension cables below along with associated reviews and opinions.

Apple - Power Adapter Extension Cable - White
Model: MW2N3LL/A / MK122LL/A
SKU: 6602021
Rating 4.8 out of 5 stars with 726 reviews
Top comment
"Great extension cable...Great power cable extension for any Macbook power supply. ...Good addition to your power supply...I needed a quick extension because I needed a fast replacement for my power supply. this worked great in an addition to the brick."
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Product Description
The Power Adapter Extension Cable is an AC extension cord that provides extra length for your Apple power adapter. Use it with MagSafe and MagSafe 2 adapters and 10W, 12W, and 29W USB power adapters.
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Top comment
"Great extension cable...Great power cable extension for any Macbook power supply. ...Good addition to your power supply...I needed a quick extension because I needed a fast replacement for my power supply. this worked great in an addition to the brick."
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Product Description
The Power Adapter Extension Cable is an AC extension cord that provides extra length for your Apple power adapter. Use it with MagSafe and MagSafe 2 adapters and 10W, 12W, and 29W USB power adapters.
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Your price for this item is $19.00
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Insignia™ - 18" Low-Profile Extension Cable - White
Model: NS-PWRPLPX
SKU: 6418341
Rating 4.8 out of 5 stars with 270 reviews
Top comment
"Excellent low profile power cable...I used this cable as an extension for a network switch. It worked well for that purpose. ...Perfect for my needs too extend a power supply for my desk"
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Product Description
Never struggle to fit an extension cord behind a hard-to-reach appliance or piece of furniture again. The Insignia 18" Low-Profile Extension Cable with a flat plug helps you reach those tight spaces. An 18" cord lets you power appliances such as power tools, electronics and much more, without the hassle of excess cable. A white color camouflages the cord allowing it to match with most modern electronics. The grounded outlet delivers reliable power and keeps your devices safe. Leave the struggles behind and extend the length of your existing power cord.
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Top comment
"Excellent low profile power cable...I used this cable as an extension for a network switch. It worked well for that purpose. ...Perfect for my needs too extend a power supply for my desk"
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Product Description
Never struggle to fit an extension cord behind a hard-to-reach appliance or piece of furniture again. The Insignia 18" Low-Profile Extension Cable with a flat plug helps you reach those tight spaces. An 18" cord lets you power appliances such as power tools, electronics and much more, without the hassle of excess cable. A white color camouflages the cord allowing it to match with most modern electronics. The grounded outlet delivers reliable power and keeps your devices safe. Leave the struggles behind and extend the length of your existing power cord.
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Your price for this item is $4.99
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Insignia™ - 12' 3-Outlet Extension Cable - White
Model: NS-PWRX30T
SKU: 6420967
Rating 4.8 out of 5 stars with 390 reviews
Top comment
"solid, good connection,and long enough for extension the main power supply....Extension cord!...Its a power extension cord that extends your ability to plug in things for power! "
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Product Description
When your device’s cord doesn’t reach the power outlet, it’s time for another solution. The Insignia 12' 3-Outlet Extension Cable is here to help. Its generous 12 ft. cord length offers flexible placement options around your room, and three AC outlets let you connect multiple devices at one time. Its low-profile plug hugs the wall, keeping it close to the wall and out of the way. The 45° offset plug is grounded for safety and angled to leave other outlets accessible. Its 16-gauge construction makes it ideal for indoor use with small electronics while its simple white color blends seamlessly with many outlet plate covers. Now you can put your devices wherever they’re needed, regardless of power outlet placement.
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Top comment
"solid, good connection,and long enough for extension the main power supply....Extension cord!...Its a power extension cord that extends your ability to plug in things for power! "
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Product Description
When your device’s cord doesn’t reach the power outlet, it’s time for another solution. The Insignia 12' 3-Outlet Extension Cable is here to help. Its generous 12 ft. cord length offers flexible placement options around your room, and three AC outlets let you connect multiple devices at one time. Its low-profile plug hugs the wall, keeping it close to the wall and out of the way. The 45° offset plug is grounded for safety and angled to leave other outlets accessible. Its 16-gauge construction makes it ideal for indoor use with small electronics while its simple white color blends seamlessly with many outlet plate covers. Now you can put your devices wherever they’re needed, regardless of power outlet placement.
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Your price for this item is $14.99
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Insignia™ - 14' Cat-6 Ethernet Cable - Gray
Model: NS-PNW5614
SKU: 6234011
Rating 4.8 out of 5 stars with 21576 reviews
Top comment
"Nice cord works great Supplies plenty of screaming powers easy to hide good cord for the price...Needed extension for ethernet connectivity to be able to work from home. "
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Product Description
This 14' Insignia Cat-6 cable makes it easy to connect your compatible PC, Mac, DSL/cable modem or other peripheral to a 10/100/1000 Mbps Ethernet network. The gold-plated contacts help ensure optimal signal transfer.
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Top comment
"Nice cord works great Supplies plenty of screaming powers easy to hide good cord for the price...Needed extension for ethernet connectivity to be able to work from home. "
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Product Description
This 14' Insignia Cat-6 cable makes it easy to connect your compatible PC, Mac, DSL/cable modem or other peripheral to a 10/100/1000 Mbps Ethernet network. The gold-plated contacts help ensure optimal signal transfer.
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Your price for this item is $19.99
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Philips - Hue Low-voltage Outdoor 10ft Cable - Black
Model: 582312
SKU: 6585566
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Product Description
This three-meter extension cable extends the space between your Philips Hue Low-volt power supply and Secure camera. Just plug it into the power supply unit, and then connect it to the camera.
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Product Description
This three-meter extension cable extends the space between your Philips Hue Low-volt power supply and Secure camera. Just plug it into the power supply unit, and then connect it to the camera.
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Your price for this item is $29.99
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Hyperkin - 9' 2-in-1 VR Extension Cable for Oculus Rift S/Valve Index/HTC Vive - Black
Model: M07455
SKU: 6573625
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Product Description
Compatible with HTC Vive/HTC Vive Pro/HTC Vive Cosmos/Valve Index/Oculus Rift S. Provides extra length via DisplayPort 1.2 and USB 3.0 inputs.Functionality may vary depending on VR setup. This cable does not extend your power supply cable. Extension cables for your power source are not included.
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Product Description
Compatible with HTC Vive/HTC Vive Pro/HTC Vive Cosmos/Valve Index/Oculus Rift S. Provides extra length via DisplayPort 1.2 and USB 3.0 inputs.Functionality may vary depending on VR setup. This cable does not extend your power supply cable. Extension cables for your power source are not included.
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Your price for this item is $39.99
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Insignia™ - 12' USB 3.0 A-Male to A-Female Extension Cable - Black
Model: NS-PC3A3A12
SKU: 6474394
Rating 4.8 out of 5 stars with 459 reviews
Top comment
"I needed an extension for my usb cable. This work well...Excellent extension for LED strip behind TV...Works great as an extension for an LED strip I needed extra length to plug into the TV. "
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Product Description
The Insignia 12' USB 3.0 A-Male to A-Female Extension Cable extends the length of your USB cable to connect your printer, keyboard and other devices. With a simple plug-and-play connection, just insert the male connector into your device’s USB port and your existing USB cable into the other end and enjoy the extension with no additional setup required. Supporting data transfer speeds up to 5 Gbps, you can trust that this extension cable will deliver the speed you need. An impressive 12 ft. length allows flexible placement options and reach. Nickel-plated connectors and a durable PVC cable ensure the lasting usability you need.
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Top comment
"I needed an extension for my usb cable. This work well...Excellent extension for LED strip behind TV...Works great as an extension for an LED strip I needed extra length to plug into the TV. "
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Product Description
The Insignia 12' USB 3.0 A-Male to A-Female Extension Cable extends the length of your USB cable to connect your printer, keyboard and other devices. With a simple plug-and-play connection, just insert the male connector into your device’s USB port and your existing USB cable into the other end and enjoy the extension with no additional setup required. Supporting data transfer speeds up to 5 Gbps, you can trust that this extension cable will deliver the speed you need. An impressive 12 ft. length allows flexible placement options and reach. Nickel-plated connectors and a durable PVC cable ensure the lasting usability you need.
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Your price for this item is $14.99
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Insignia™ - 6' USB 3.0 A-Male to A-Female Extension Cable - Black
Model: NS-PC3A3A6
SKU: 6474393
Rating 4.8 out of 5 stars with 673 reviews
Top comment
"Awesome USB Power Supply Cable...I purchased this cable for extending the power supply cable to my security camera. ...Usb extension...Perfect wire for extension for usb and the power supply is very good as well."
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Product Description
The Insignia 6' USB 3.0 A-Male to A-Female Extension Cable extends the length of your USB cable to connect your printer, keyboard and other devices. With a simple plug-and-play connection, just insert the male connector into your device’s USB port and your existing USB cable into the other end and enjoy the extension with no additional setup required. Supporting data transfer speeds up to 5 Gbps, you can trust that this extension cable will deliver the speed you need. A 6 ft. length allows flexible placement options and reach. Nickel-plated connectors and a durable PVC cable ensure the lasting usability you need.
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Top comment
"Awesome USB Power Supply Cable...I purchased this cable for extending the power supply cable to my security camera. ...Usb extension...Perfect wire for extension for usb and the power supply is very good as well."
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Product Description
The Insignia 6' USB 3.0 A-Male to A-Female Extension Cable extends the length of your USB cable to connect your printer, keyboard and other devices. With a simple plug-and-play connection, just insert the male connector into your device’s USB port and your existing USB cable into the other end and enjoy the extension with no additional setup required. Supporting data transfer speeds up to 5 Gbps, you can trust that this extension cable will deliver the speed you need. A 6 ft. length allows flexible placement options and reach. Nickel-plated connectors and a durable PVC cable ensure the lasting usability you need.
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Your price for this item is $9.99
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Rocketfish™ - 4' Toslink Optical Audio Cable - Black
Model: RF-G1221
SKU: 5854300
Rating 4.8 out of 5 stars with 7104 reviews
Top comment
"A Great Audio Cable...Supplies great audio quality from my tv to my sound bar system. 10/10 recommend....Works great. Fits well, and powers the sonos clearly and powerfully."
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Product Description
Complete your entertainment setup with this Rocketfish premium optical cable, featuring 4 feet of extension for ideal placement. Compatible with slimline audio components for a reliable compact connection, this optical cable offers effortless plug-and-play function. This Rocketfish premium optical cable uses a digital audio signal for clear sound reproduction and immersive enjoyment.
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Top comment
"A Great Audio Cable...Supplies great audio quality from my tv to my sound bar system. 10/10 recommend....Works great. Fits well, and powers the sonos clearly and powerfully."
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Product Description
Complete your entertainment setup with this Rocketfish premium optical cable, featuring 4 feet of extension for ideal placement. Compatible with slimline audio components for a reliable compact connection, this optical cable offers effortless plug-and-play function. This Rocketfish premium optical cable uses a digital audio signal for clear sound reproduction and immersive enjoyment.
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Your price for this item is $19.99

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Night Owl - 100 ft. Cat-5e Ethernet Cable - Black
Model: CAB-100C5EC
SKU: 6339044
Rating 4.9 out of 5 stars with 14 reviews
Top comment
"Ethernet cable......The cable works great was delivered straight to my door thank you again Best Buy......Perfect Extension"
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Product Description
Create quality connections between devices with this Night Owl Ethernet cable. Use the 100-foot spool to carry Internet connectivity across long distances in shops or industrial settings. Standard Cat5e design supplies remote cameras in an NVR system with both an uplink and a power supply for convenient utility. This Night Owl Ethernet cable is black for inconspicuous installation.
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Top comment
"Ethernet cable......The cable works great was delivered straight to my door thank you again Best Buy......Perfect Extension"
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Product Description
Create quality connections between devices with this Night Owl Ethernet cable. Use the 100-foot spool to carry Internet connectivity across long distances in shops or industrial settings. Standard Cat5e design supplies remote cameras in an NVR system with both an uplink and a power supply for convenient utility. This Night Owl Ethernet cable is black for inconspicuous installation.
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Your price for this item is $34.99
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