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Best Buy customers often prefer the following products when searching for heavy duty ups.

A battery backup is a device that provides emergency power to your home in the event of a power outage. It will keep your electronics running, your lights on, and your internet connected. Browse the top-ranked list of heavy duty UPS below along with associated reviews and opinions.

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  1. CyberPower - 750VA Battery Back-Up System - Black - Front_Zoom
    Top comment

    "Compact heavy-duty UPS battery backup...Works great. It is kinda heavy. But good to have"

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    Product Description

    Protect electronics against power surges and prevent data loss with this slim profile 375W CyberPower UPS. The two USB Type-A ports charge portable devices rapidly, while the compact charger lowers power consumption. Eight sizable outlets support transformer-based plugs for uninterrupted access. This ENERGY STAR-qualified CyberPower UPS includes free software for simple monitoring and control, and keyhole slots support wall mounting to conserve space.
    See all Battery Backup (UPS)
    Top comment

    "Compact heavy-duty UPS battery backup...Works great. It is kinda heavy. But good to have"

    See all customer reviews

    Product Description

    Protect electronics against power surges and prevent data loss with this slim profile 375W CyberPower UPS. The two USB Type-A ports charge portable devices rapidly, while the compact charger lowers power consumption. Eight sizable outlets support transformer-based plugs for uninterrupted access. This ENERGY STAR-qualified CyberPower UPS includes free software for simple monitoring and control, and keyhole slots support wall mounting to conserve space.
    See all Battery Backup (UPS)
    See all Battery Backup (UPS)
  2. CyberPower - 1000VA Battery Back-Up System - Black - Front_Zoom
    Top comment

    "great equipment heavy duty it's been a monster since then...Heavy duty and seems to be working so far. Nothing bad to say at all."

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    Product Description

    This CyberPower LE1000DG 1000VA battery back-up system features Line Interactive topology that regulates high and low voltage without using battery power. Twelve outlets safeguard equipment, with 1030 joules of protection.
    See all Battery Backup (UPS)
    Top comment

    "great equipment heavy duty it's been a monster since then...Heavy duty and seems to be working so far. Nothing bad to say at all."

    See all customer reviews

    Product Description

    This CyberPower LE1000DG 1000VA battery back-up system features Line Interactive topology that regulates high and low voltage without using battery power. Twelve outlets safeguard equipment, with 1030 joules of protection.
    See all Battery Backup (UPS)
    See all Battery Backup (UPS)
  3. CyberPower - 650VA Battery Back-Up System - Black - Front_Zoom
    Top comment

    "Heavy duty backup power supply is well worth the cost...Heavy duty...This item has been working wonderfully. This item is heavy duty and needed for your home."

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    Product Description

    Protect the delicate components of your computer setup with this CyberPower Systems standby UPS system. This uninterruptible power supply adds a layer of defense against surges, spikes and sags, keeping circuits from overloading and electronics from burning out. Offering eight standard outlets and battery backup, this CyberPower Systems standby UPS system provides space for connecting your PC, printer, scanners and other devices to a reliable power supply.
    See all Battery Backup (UPS)
    Top comment

    "Heavy duty backup power supply is well worth the cost...Heavy duty...This item has been working wonderfully. This item is heavy duty and needed for your home."

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    Product Description

    Protect the delicate components of your computer setup with this CyberPower Systems standby UPS system. This uninterruptible power supply adds a layer of defense against surges, spikes and sags, keeping circuits from overloading and electronics from burning out. Offering eight standard outlets and battery backup, this CyberPower Systems standby UPS system provides space for connecting your PC, printer, scanners and other devices to a reliable power supply.
    See all Battery Backup (UPS)
    See all Battery Backup (UPS)
  4. CyberPower - 450VA Battery Back-Up System - Black - Front_Zoom
    Top comment

    "I wanted a battery backup and surge protector for new PS5, but I didn't need anything too heavy duty. I tested it by charging it up and then plugging my phone into it and then unplugging it from the wall and the phone still had power. ...Heavy duty"

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    Product Description

    Protect your desktop computer and other electronics with this CyberPower UPS standby system. Composite integrated circuitry defends against lightning while the system works to safeguard against power surges, brownouts or outages that can jeopardize delicate wiring. The 12-volt battery backup on this CyberPower UPS standby system has eight standard outlets to handle multiple devices, ensuring extra protection for electronics for up to 90 seconds at full load.
    See all Battery Backup (UPS)
    Top comment

    "I wanted a battery backup and surge protector for new PS5, but I didn't need anything too heavy duty. I tested it by charging it up and then plugging my phone into it and then unplugging it from the wall and the phone still had power. ...Heavy duty"

    See all customer reviews

    Product Description

    Protect your desktop computer and other electronics with this CyberPower UPS standby system. Composite integrated circuitry defends against lightning while the system works to safeguard against power surges, brownouts or outages that can jeopardize delicate wiring. The 12-volt battery backup on this CyberPower UPS standby system has eight standard outlets to handle multiple devices, ensuring extra protection for electronics for up to 90 seconds at full load.
    See all Battery Backup (UPS)
    See all Battery Backup (UPS)
  5. CyberPower - 950VA Battery Back-Up System - Black - Front_Zoom
    Top comment

    "CyberPower provides a solid, heavy duty, reliable battery backup....Heavy duty backup for my computer and others items"

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    Product Description

    Protect your PC and other electronic devices from power abnormalities with this CyberPower UPS. It features 12 standard outlets and two USB charging ports to provide full-time surge protection for a variety of equipment. This CyberPower UPS has an output of 950 VA/510 W so it can handle powerful devices for up to two minutes at full load.
    See all Battery Backup (UPS)
    Top comment

    "CyberPower provides a solid, heavy duty, reliable battery backup....Heavy duty backup for my computer and others items"

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    Product Description

    Protect your PC and other electronic devices from power abnormalities with this CyberPower UPS. It features 12 standard outlets and two USB charging ports to provide full-time surge protection for a variety of equipment. This CyberPower UPS has an output of 950 VA/510 W so it can handle powerful devices for up to two minutes at full load.
    See all Battery Backup (UPS)
    See all Battery Backup (UPS)
  6. Energizer 2450 Lithium Coin Battery, 2 Pack - Front_Zoom
    Top comment

    "Heavy duty batteries"

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    Product Description

    Don’t let their small size fool you: This Energizer 2450 Lithium Coin 3-Volt Battery delivers big time on long-lasting, dependable power for your coin-battery-operated items. From heart rate or glucose monitors, to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, our CR2450 coin batteries are compatible with the devices that fit your life, so you can keep going. These reliable and durable Energizer Coin Lithium Batteries are able to withstand a wide range of temperatures (from -22º to 140º F) and can hold power in storage for up to eight years, giving you coin battery power you can depend on. Responsibly designed with zero mercury, it’s easy to see why Energizer Lithium CR2450 Coin Batteries are the right choice for your specialty devices.
    See all Household Batteries
    Top comment

    "Heavy duty batteries"

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    Product Description

    Don’t let their small size fool you: This Energizer 2450 Lithium Coin 3-Volt Battery delivers big time on long-lasting, dependable power for your coin-battery-operated items. From heart rate or glucose monitors, to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, our CR2450 coin batteries are compatible with the devices that fit your life, so you can keep going. These reliable and durable Energizer Coin Lithium Batteries are able to withstand a wide range of temperatures (from -22º to 140º F) and can hold power in storage for up to eight years, giving you coin battery power you can depend on. Responsibly designed with zero mercury, it’s easy to see why Energizer Lithium CR2450 Coin Batteries are the right choice for your specialty devices.
    See all Household Batteries
    See all Household Batteries
  7. Best Buy essentials™ - D Batteries (4-Pack) - Alt_View_Zoom_11
    Top comment

    "The batteries work well and have lasted through heavy use....Heavy duty batteries will last longer than other brands"

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    Product Description

    They’re just batteries – until your remote control is dead. The Best Buy essentials BE-BD4PK D Batteries (4-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This pack contains 4 alkaline D batteries, ensuring you have enough to power your device. Safe and environmentally friendly, they are also mercury- and cadmium-free. They deliver a long-lasting and reliable charge with a 18,000 mAh capacity and 1.5 V of power, ensuring your toys, radio receivers, flashlights and other electronics are ready to go. Keep your favorite electronics powered with alkaline batteries backed by Best Buy.
    See all Alkaline Batteries
    Top comment

    "The batteries work well and have lasted through heavy use....Heavy duty batteries will last longer than other brands"

    See all customer reviews

    Product Description

    They’re just batteries – until your remote control is dead. The Best Buy essentials BE-BD4PK D Batteries (4-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This pack contains 4 alkaline D batteries, ensuring you have enough to power your device. Safe and environmentally friendly, they are also mercury- and cadmium-free. They deliver a long-lasting and reliable charge with a 18,000 mAh capacity and 1.5 V of power, ensuring your toys, radio receivers, flashlights and other electronics are ready to go. Keep your favorite electronics powered with alkaline batteries backed by Best Buy.
    See all Alkaline Batteries
    See all Alkaline Batteries
  8. Best Buy essentials™ - Assorted Batteries with Storage Box (33-Pack) - Alt_View_Zoom_11
    Top comment

    "The batteries are standard issue, and probably have a shorter lifespan then the heavy duty ones that cost a lot more, but they work well enough. ...Unfortunately, it includes a lot of large and heavy C and D batteries, which (as of 2022) are so seldom used that they are effectively obsolete. "

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    Product Description

    They’re just batteries—until your electronics need power. The Best Buy essentials BE-BMULTIPK Assorted Batteries with Storage Box (33-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This alkaline battery kit contains AA batteries (12), AAA batteries (12), C batteries (4), D batteries (4) and a 9 V battery, providing you with more than enough backups for when you need them. Safe and environmentally friendly, they are also mercury and cadmium free. The batteries also come in an included storage box, keeping them neatly stored and organized. Be prepared for the next time you need power with alkaline batteries Backed by Best Buy.
    See all Alkaline Batteries
    Top comment

    "The batteries are standard issue, and probably have a shorter lifespan then the heavy duty ones that cost a lot more, but they work well enough. ...Unfortunately, it includes a lot of large and heavy C and D batteries, which (as of 2022) are so seldom used that they are effectively obsolete. "

    See all customer reviews

    Product Description

    They’re just batteries—until your electronics need power. The Best Buy essentials BE-BMULTIPK Assorted Batteries with Storage Box (33-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This alkaline battery kit contains AA batteries (12), AAA batteries (12), C batteries (4), D batteries (4) and a 9 V battery, providing you with more than enough backups for when you need them. Safe and environmentally friendly, they are also mercury and cadmium free. The batteries also come in an included storage box, keeping them neatly stored and organized. Be prepared for the next time you need power with alkaline batteries Backed by Best Buy.
    See all Alkaline Batteries
    See all Alkaline Batteries
  9. Energizer MAX C Batteries (2 Pack), C Cell Alkaline Batteries - Front_Zoom
    Top comment

    "But I've had these about a month and they *seem* to be providing good strong power to a heavy duty flashlight. Hopefully they'll be long lasting as well, and that's really what we're all looking for out of batteries right?"

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    Product Description

    You can rely on your devices when you rely on the power of Energizer MAX Alkaline C Batteries. Made to last, not to leak, these Energizer batteries deliver long lasting power for your everyday devices. Energizer C batteries fuel the technology that helps you work and play, whether you need batteries for flashlights and children's toys or backup batteries for radios and other electronics. With a shelf life up to 10 years in storage, these C cell batteries are there when you need them. Trust the power of Energizer MAX C Batteries to keep the devices you love powered when you need them most.
    See all Household Batteries
    Top comment

    "But I've had these about a month and they *seem* to be providing good strong power to a heavy duty flashlight. Hopefully they'll be long lasting as well, and that's really what we're all looking for out of batteries right?"

    See all customer reviews

    Product Description

    You can rely on your devices when you rely on the power of Energizer MAX Alkaline C Batteries. Made to last, not to leak, these Energizer batteries deliver long lasting power for your everyday devices. Energizer C batteries fuel the technology that helps you work and play, whether you need batteries for flashlights and children's toys or backup batteries for radios and other electronics. With a shelf life up to 10 years in storage, these C cell batteries are there when you need them. Trust the power of Energizer MAX C Batteries to keep the devices you love powered when you need them most.
    See all Household Batteries
    See all Household Batteries
  10. Energizer - Ultimate Lithium AAA Batteries (4-Pack) - Front_Zoom
    Top comment

    "Not sure if they are worth the extra over alkaline though. Maybe in heavy duty situations...Purchased these about a month ago and the remote is still going strong with heavy use. Will buy again for this purpose if they keep going as they are."

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    Product Description

    World's longest lasting AAA batteries in high-tech devices. Up to 15 years of shelf life. Performs in extreme temperatures from -40° to 140°F.
    See all Lithium Batteries
    Top comment

    "Not sure if they are worth the extra over alkaline though. Maybe in heavy duty situations...Purchased these about a month ago and the remote is still going strong with heavy use. Will buy again for this purpose if they keep going as they are."

    See all customer reviews

    Product Description

    World's longest lasting AAA batteries in high-tech devices. Up to 15 years of shelf life. Performs in extreme temperatures from -40° to 140°F.
    See all Lithium Batteries
    See all Lithium Batteries
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