Home / UPS / CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black
  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black

CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact, Black

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  • Detail

    From the manufacturer

    CyberPower Backup UPS Systems - Your ultimate Ally In Power

    Uninterruptible Power Supply System

    Why Do You Need a UPS System?

    Even brief power outages can result in data loss or potential hardware damage. A UPS system provides battery backup power to keep your devices running during short outages and provides enough runtime to properly shut down electronics during extended outages.

    Typical Applications for the ST425

    Desktop Computers

    Desktop Computers

    Ensure seamless power to your PC and make certain you have time to safely shut down your system during a longer outage.

    Home Networking/VoIP

    Home Networking/VoIP

    Keep your smart-home devices connected to your WIFI during power outages and brownouts.

    Personal Electronics

    Personal Electronics

    Don’t let the game end when the power goes out. Backup battery power keeps gaming consoles, stereos, and chargers running.

    Home Theaters

    Home Theaters

    Protect sensitive televisions, projectors, satellites, and cable boxes from power surges and spikes.

    CyberPower Standby UPS Systems

    Customer Reviews
    4.5 out of 5 stars 11,046
    4.5 out of 5 stars 11,046
    4.5 out of 5 stars 11,046
    4.5 out of 5 stars 11,046
    Price
    $59.95 $79.95 $89.95 $118.78
    Battery Power
    425 625 700 900
    Watts
    260 360 370 500
    Runtime (Half/Full)
    6/1.5 Minutes 9/2 Minutes 9/2 Minutes 7.5/2 Minutes
    Battery & Surge Protected
    4 Outlets 4 Outlets 5 Outlets 6 Outlets
    Surge Protected Outlets
    4 Outlets 4 Outlets 3 Outlets 6 Outlets
    USB Ports
    0 0 2 0
    Topology
    Standby Standby Standby Standby
    Wave Form
    Simulated Sine Wave Simulated Sine Wave Simulated Sine Wave Simulated Sine Wave
    Model Type
    Compact Compact Slim Compact
    Management Software
    Not Available PowerPanel Personal PowerPanel Personal PowerPanel Personal
    • Run times vary based on the power required by connected devices. This system is estimated run for 6 minutes at half load, 1.5 minutes for a full load.

    • No, the CyberPower ST425 cannot be monitored.

    • No, not all of the outlets have battery backup power. The ST425 has (4) battery backup and surge protected outlets and (4) surge protected outlets.

    • Yes, the ST425 can accommodate four large transformer-based plugs without compromising the access of other six outlets.

    • To turn the Alarm Off, quickly press the power button twice. You will hear two short beeps when the Alarm is turned off. To turn the Alarm back ON, quickly press the power button twice. You will hear a single short beep when the Alarm is turned on.

    Product Description

    The CyberPower ST425 Uninterruptible power supply (UPS) system provides battery backup and surge protection for lightning-induced surges and other power events that can damage electronic equipment. This unit delivers enough battery backup to power connected electronics through utility power failure and enough runtime to perform a graceful shutdown to protect against the loss of data and damage to valuable electronics during longer outages. Including a sleek design, this UPS is perfect for all your home office and entertainment needs, including computers, gaming consoles, and Broadband routers. With a $75,000 lifetime connected equipment guarantee and a three-year warranty, you can trust CyberPower commitment to the quality of this battery backup with surge protection.

  • Customer Reviews
    Jo*****Toy

    This UPS is perfect for my home studio. Between my audio interface, laptop, and monitors, power stability is crucial—and this little black box keeps everything humming. It kicked in seamlessly during a recent storm, and I didn’t lose a single track. Super happy with the performance and build quality. Would definitely recommend it to fellow creatives.

    Marga***********rvort

    As someone who works remotely, losing power isn’t just inconvenient—it can cost me money. Since installing this CyberPower unit, I’ve been able to ride out short outages without even noticing. Setup was easy, and the unit itself is quiet and unobtrusive. Great product for anyone serious about protecting their electronics.

    Carm********nson

    Compact, reliable, and exactly what I needed for my small business server room. The CyberPower ST425 has protected my equipment through several power fluctuations, and the battery backup gives me enough time to save and shut down properly if needed. Eight outlets might seem like overkill at first, but once you start plugging in your essentials, you’ll be glad it’s there.

    Or*****el

    This little UPS unit from CyberPower is solid. I use it to protect my gaming rig and network gear, and so far it’s kept everything running smoothly during short blackouts. It’s not too loud either, which is a big plus when you're trying to focus on work or unwind with some games. Definitely worth the investment for peace of mind.

    Por*******man

    I recently got the CyberPower ST425 UPS for my home office setup, and it's been a lifesaver during those unexpected power outages. With my router, monitor, and desktop plugged in, I can keep working without missing a beat. The compact design fits perfectly under my desk, and having 8 outlets means I don't have to worry about running out of space.

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