Best-Selling Battery Backup (UPS)
Best Selling in Battery Backup (UPS)
Customer favorites topping our monthly sales charts.- #1 Best Selling
Customers loveBattery Life, Ease of use, LCD$219.99 - #2 Best Selling
Customers loveBattery Life, Ease of use, Overall Performance$249.99 - #3 Best Selling
Customers loveBattery Life, Ease of use, Overall Performance$167.99 
Customers loveBattery Life, Ease of use, Performance$56.99The price was $66.99
Customers loveBattery Life, Ease of use, Performance$96.99
Customers loveBattery Life, Ease of use, Overall Performance$127.99
$114.99The price was $139.99
Customers loveBattery Life, Design, Overall Performance$316.99
More Best Selling categories for you
- Collectibles
- 50-Inch TVs (45 - 54")
- PlayStation Consoles
- Routers
- 32-Inch or Smaller TVs
- 55-Inch TVs (55 - 64")
- 65-Inch TVs (65 - 69")
- 3D Printers
- All Digital Gaming
- 43-Inch TVs (41 - 44")
- Video Game Collectibles
- Handheld Gaming
- Chromebooks
- 75-Inch TVs (75 - 84")
- Windows Laptops
- All Video Games
- Smart Glasses
- Action Figures
- All Apple Watch Models
- PC Gaming Controllers
- Gaming Laptops
- Nintendo Switch 2 Games
- MacBook Air
- Refurbished Chromebooks
- Electric Car Chargers
- Nintendo Switch Games
- Tax & Accounting Software
- All Unlocked Cell Phones
- Chest Freezers
- Over-Ear Headphones
- Internal Hard Drives
- Building Sets & Blocks
- 85-Inch TVs (85 - 96")
- IPS Monitors
- Top-Loading Washers
- Mini Fridges
- Bluetooth Trackers
- Hair Dryers
- Wireless Sound Bars
- External Hard Drives
- microSDXC
- Car & Travel Accessories
- Fitness Trackers
- Portable Chargers & Power Banks
- Wireless & Bluetooth Mice
- Desk Fans
- Electric Scooters
- Hair Stylers
- Computer Cleaning & Repair
- Air Fryers
- Nintendo Accessories
- Robot Vacuums
- Nintendo Switch 2 Controllers
- Portable Ice Makers
- Reclining Gaming Chairs
- OLED Gaming Monitors
- Open-Ear Headphones
- Nintendo Consoles
- Role Playing Video Games
- Smart Rings
- Secure Digital (SDHC, SDXC)
- Pedestal Fans
- LED Face Masks
- Auto Jump Starters & Battery Chargers
- Smart Doorbells
- MacBook Pro
- Wireless & Multiroom Audio
- Nintendo Switch 2 Accessories
- Mobile Payment Devices
- Bottom-Freezer Refrigerators
- All-In-One Inkjet Printers
- Power Adapters
- Fighting Video Games
- Back-Up & Dash Cameras
- Flat Irons & Hair Straighteners
- Supertank Printers
- Pet Vacuums & Cleaners
- Outdoor Security Cameras
- Android Smartwatches
- Curved Gaming Monitors
- Beverage Refrigerators
- Computer Towers
- Cardio Equipment
- Electric Dryers
- Blu-ray & DVD Players
- Gaming Mice
- Upright Freezers
- Air Purifiers
- Portable Speakers
- Point & Shoot Cameras
- Home Alarms & Sensors
- LCD Monitors
- Touchscreen All-in-One Computers
- Pixel Watch
- Portable Air Conditioners
- 97-Inch or Larger TVs
- Laptop Chargers & Adapters
- Personal Fans
- Action Cameras
- Stick & Cordless Vacuums
- Tower Fans
- Window Air Conditioners
- First Person Shooter Video Games
- Digital Media Receivers
- Top-Freezer Refrigerators
- Front-Loading Washers
- Indoor Security Cameras
- Outdoor Power Equipment
- Portable Monitors
- A/V Surge Protectors & Power
- Countertop Microwaves
- Xbox One Games
- Slow Cookers & Roaster Ovens
- PS4 Headsets
- Scales
- Camera Stabilizers
- Cell Phone Cases
- Samsung Galaxy Tablets
- Toaster Ovens
- Sports & Outdoors Video Games
- Over-the-Range Microwaves
- Solar Generators & Power Banks
- Wine Coolers
- Ultrawide Gaming Monitors
- Body Massagers
- Photo Printers
- VR Gift Cards
- Trading Card Accessories
- GPUs / Video Graphics Cards
- Samsung Galaxy Screen Protectors
- Dehumidifiers
- Horror Video Games
- Smart Door Locks
- Handheld Vacuums
- 32GB Memory (RAM)
- Mirrorless Cameras
- Carpet & Upholstery Cleaners
- Razors & Electric Shavers
- Home Subwoofers
- iPad Pro
- Printer Ink
- Sim Racing Wheels & Pedals
- Security Camera Systems
- Pressure Cookers
- Digital Photo Frames
- Wi-Fi Extenders
- Full-Size Blenders
- Gaming Desktops
- Body Groomers
- Hand Blenders
- Combination Coffee Espresso Makers
- 3D Printer Filament
- Refurbished iPhone
- Juicers
- Pool Cleaners
- Home Receivers
- Monitor & Screen Accessories
- Garage Storage & Organization
- Bookshelf Speakers
- iPad mini
- E-Readers
- On-Ear Headphones
- HDMI Cables
- Electric Griddles
- Steam Cleaners
- All Prepaid Cell Phones
- Fixed TV Mounts
- Component Turntables
- In-Ceiling Speakers
- Travel Converters & Adapters
- Headphone Accessories
- Wireless Charging Pads, Stands & Mounts
- Camera Drones
- Step-Through Electric Bikes
- iPad Air
- Sleep Technology
- Printer Toner
- Water Dispensers & Filtration
- Security Camera & System Accessories
- Deep Fryers
- Counter-Depth Refrigerators
- Electric Ranges
- Electric Toothbrushes
- PC Gaming Wired Headsets
- Single-Serve Blenders
- DSLR Body & Lens
- Camera Tripods
- Computer Cases
- Mini Projectors
- Integrated Amplifiers
- Vlogging Kits
- iPhone Screen Protectors
- Mechanical Gaming Keyboards
- VR Headsets
- Mop Vacuum Combos
- Ethernet Cables
- Hair Clippers
- All-in-One Turntables
- Compression Sleeves & Braces
- Coffee Grinders
- Handheld Gaming Accessories
- Contrast Therapy: Hot & Cold Therapy
- Shredders
- Drip Coffee Makers
- TV Frames
- Mirrorless Prime Lenses
- Built-In Dishwashers
- Card Games
- Smart Ring Accessories
- Facial Care Treatment Tools
- Ductless Mini Splits
- Racing Video Games
- Trimmers & Edgers
- Cell Phone Car Chargers
- iPad Stylus Pens
- Instant Print Cameras
- Rice Cookers
- Built-In Microwaves
- Wireless & Bluetooth Keyboards
- Premium Projectors
- Trail Cameras & Rangefinders
- Instant Print Accessories
- USB Hubs
- Tablet Keyboards
- Gas Dryers
- Leaf Blowers
- Office Chairs
- French Door Refrigerators
- Sim Racing Cockpits
- Keyboard & Mouse Combos
- Dynamic Microphones
- Platformer Video Games
- Charging Cables
- Wired Headphones
- 360 Degree Cameras
- Internet Security Software
- Sound Bar Mounts
- Power Tools
- Standing Desks
- Car Speakers
- TV Antennas
- Arcade Machines & Games
- Nintendo Switch 2 Consoles
- A/V Cable Management & Concealment
- Side-by-Side Refrigerators
- Stacked Laundry Centers
- Toasters
- iPhone Cases
- Network Switches
- Cell Phone Car Mounts
- Plastic Cell Phone Cases
- Floor & Box Fans
- Car Subwoofers & Enclosures
- Pedestals & Organization
- Appliance Cleaners
- Queen Mattresses
- USB Flash Drives
- Sports Gear & Equipment
- Gaming Desks
- iPad Screen Protectors
- Blood Pressure Monitors
- Gas Grills
- Pre-Owned Phones
- Memory Card Readers & Adapters
- Car GPS
- Universal TV Remote Controls
- Gas Ranges
- Laptop Hard-Shell Cases
- TKL Keyboards
- PS4 Games
- Remote Car Starters
- SIM Cards
- Pretend Play & Dress Up
- A19 Light Bulbs
- Monitor Mounts, Stands & Risers
- VR Accessories
- Single-Serve Coffee Makers
- Essentials Cell Phone Accessories
- Mirrorless Long-Range Zoom Lenses
- Coolers
- Microsoft Surface Pros
- Strength Training
- Exercise Bikes
- Irons
- Water Flossers
- Computer Speakers
- Carry-on Luggage
- Electric Cooktops
- Laptop Cooling Pads
- White Noise Machines
- Task Chairs
- Mirrorless Short-Range Zoom Lenses
- Die-Cutting Machines
- Humidifiers
- Water Filtration Systems
- In-Wall Speakers
- Baby Monitors
- Flashlights & Portable Lights
- Silicone Cell Phone Cases
- Laser Engravers
- CD Players & Recorders
- USB-A Charging Cables
- Camera Microphones
- Multipurpose Paper
- Food Processors
- Outdoor TV Covers, Stands & Mounts
- Floor Cleaning Solutions
- Electric Tea Kettles
- Golf Equipment
- Apple Watch Bands
- Motherboards
- Speaker Mounts
- Computer Desks
- TV Stands with Cabinets
- Binoculars
- Kids' Sports & Outdoor Play
- Fitness Tracker Bands
- Outdoor Lighting
- Stand Mixers
- Built-In Ice Makers
- Sci-Fi Movies
- Cordless Phone Systems
- Chainsaws
- Power Cords & Strips
- Crypto Wallets
- Evaporative Coolers
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- Floor Speakers
- Mono Subwoofer Amps
- Benches, Racks & Towers
- Shiatsu Massagers
- Outdoor Kitchens
- Charcoal Grills
- Action Camera Mounts
- Simulation Video Games
- Portable DVD Players
- Alkaline Batteries
- Radios & Boomboxes
- Hearing Aids
- Pergolas & Gazebos
- Basketball Equipment
- Bluetooth & Wireless Speaker Accessories
- Center-Channel Speakers
- String Lights
- Freestanding Ice Makers
- Two-Way Radios
- Vehicles & Remote Control Toys
- Smart Plugs
- Rowing Machines
- Weights
- Fireplace TV Stands
- iPhone 17 Cases
- Under-Cabinet Range Hoods
- Case Fans
- Gaming Mouse Pads
- Lightning Charging Cables
- Label Makers
- Executive Desks
- Tumblers & Travel Mugs
- iPhone 17 Pro Max Cases
- Speaker Stands
- Office Chair Cushions & Pads
- Solar Panels
- Induction Ranges
- Projector Mounts
- Recliners
- Coffee Pods
- Webcams
- Multi-Channel Amps
- Neck & Shoulder Massagers
- Desk Lamps
- Curling Irons
- Power & Extension Cords
- Bikes
- Apple Watch Screen Protectors
- Office Chair Mats
- iPhone 16 Cases
- Puzzle Video Games
- Portable Radios
- Beds & Bed Frames
- Digital Pianos
- Smartwatch Bands
- Patio Chairs
- CD & Cassette Players
- Bed Pillows
- Calculators
- Induction Cooktops
- Double Wall Ovens
- Laptop Stands
- Kids' & Family Video Games
- iPhone 16 Pro Max Cases
- Backpacks
- iPhone 17 Pro Cases
- Wrist Rests
- Sandwich Makers
- Gas Cooktops
- Garment Steamers & Presses
- Camera Batteries & Power
- Tablet Cases, Covers & Folios
- Microphone Accessories
- Cookware Sets
- iPad Folios
- Projector Screens
- Dutch Ovens
- Hand Mixers
- A/V Switchers
- Telescopes
- Dressers
- Elliptical Machines
- Drama Movies
- Camera Straps
- Horror Movies
- Meat Slicers & Grinders
- Outdoor Playsets
- Whiteboards & Presentation Supplies
- Bluetooth Tracker Accessories
- King Mattresses
- Vacuum Sealers
- Camera Batteries
- Ceiling Fans
- Stuffed Animals & Plush Toys
- Wallet Cell Phone Cases
- Laptop Sleeves
- Ring Lights
- Remote Control Cars & Trucks
- A/V Component Racks & Shelving
- Tablet Stands & Mounts
- Trash Cans
- Outdoor Tables
- Insect Repellents
- iPhone 16 Pro Cases
- Luxury Dishwashers
- Cutlery
- DSLR Long-Range Zoom Lenses
- AT&T Phones
- Lap Desks
- Water Filter Pitchers
- Essential Oil Diffusers
- Storage Cabinets
- Dolls & Dollhouses
- Raised Garden Beds
- Safes
- Sewing Machines
- Luggage Sets
- iPhone Air Cases
- Camera Flashes
- Single Wall Ovens
- Cutting Boards
- Fire Pit Tables
- Patio Dining Sets
- Folding Tables & Chairs
- File Cabinets
- Outdoor Sectionals
- Mouse Pads
- Concert, Opera & Musical Movies
- Instant Photo Printers
- Action & Adventure TV Shows
- Kids' & Family Movies
- Drums & Percussion
- Action & Adventure Movies
- Wall Mount Range Hoods
- DJ Lighting & Effects
- Food Scales & Measuring Tools
- Rock Music
- Watches
- Electronic/Dance Music
- Star Wars Collectibles
- Camping Chairs
- Voice Recorders
- A/V Splitters
- Trellises
- iPhone 15 Pro Cases
- Photo-Quality Paper
- STEM & Educational Toys
- Bar Stools
- Kids' Headphones
- Flatware
- Milk Frothers
- Cell Phone Grips
- DSLR Short-Range Zoom Lenses
- Thriller Movies
- Hearing Protection
- Filters
- Keyboards & Digital Pianos Accessories
- Coffee Mugs & Tea Cups
- Hammocks
- Apple Watch Cases
- Writing Desks
- Humidors
- Adirondack Chairs
- Gaming Keyboard Switches and Keycaps
- Guest & Reception Chairs
- Amps & Effects
- Blankets & Throws
- Kids' Tablet Cases
- Bookshelves
- Laptop Briefcases
- Cartoons and Animation Movies
- Sling & Crossbody Bags
- Mirrors
- Outdoor Benches
- Nightstands
- Drama TV Shows
- Metal Detectors
- Comedy TV Shows
- Power Amplifiers
- Puzzles & Brainteasers
- Electric Fireplaces
- Drafting Chairs & Stools
- Night-Lights
- Outdoor Lounge Chairs
- Sci-Fi TV Shows
- Water Bottles
- Armchairs
- Sheets
- Kitchen Islands & Carts
- Documentary Movies
- Patio Umbrellas & Bases
- Tents
- Coffee Tables
- Billiards & Pool Equipment
- Pop Music
- Electric Guitars
- Plant Stands
- Commercial Dehumidifiers
- Kids' & Family TV Shows
- Coat Racks
- Crime TV Shows
- Side & End Tables
- Comedy Movies
- Food Storage
- Sideboards & Buffets
- Shoe Racks & Storage
- Choppers & Slicers
- Kids' Arts & Crafts
- Grill Accessories
- Acoustic Guitars
- Wallets
- R&B Soul Music
- Kitchen Utensils
- Fuses & Capacitors
- Outdoor Kitchen Cabinets & Storage
- Jazz Music
- Outdoor Rocking Chairs
- Golf Bags
- Cartridges & Styluses
- Grill Parts
- Country Vinyl Records
- Tote & Messenger Bags
- Shower Heads
- Leather Cell Phone Cases
- Western Movies
- Checked Luggage
- Cartoons & Animation TV Shows
- Frying Pans
- Music DVDs
- Comforter Sets
- Heavy Metal Music
- Folk Music
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