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  • No deductibles or added costs. Parts, labor and shipping included.
  • Power surge covered from day one. Other breakdowns covered after the manufacturer's warranty expires.
  • Includes 24/7 tech support - setup, connectivity issues, troubleshooting and much more.
  • File a claim online or by phone 24/7. If we can't repair it, we'll replace it or reimburse the purchase price with an Amazon e-gift card.
  • Plans are only valid for new or certified refurbished products purchased in the last 30 days with no pre-existing damage. Protection plan documents will be delivered via email within 24 hours of purchase.

2 Year Electronics Protection Plan

from Asurion, LLC
  • No deductibles or added costs. Parts, labor and shipping included.
  • Power surge covered from day one. Other breakdowns covered after the manufacturer's warranty expires.
  • Includes 24/7 tech support - setup, connectivity issues, troubleshooting and much more.
  • File a claim online or by phone 24/7. If we can't repair it, we'll replace it or reimburse the purchase price with an Amazon e-gift card.
  • Plans are only valid for new or certified refurbished products purchased in the last 30 days with no pre-existing damage. Protection plan documents will be delivered via email within 24 hours of purchase.

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

4.6 out of 5 stars 1,752 ratings
Amazon's Choice recommends highly rated and well-priced products.
Amazon's Choice for "ups cyberpower"

List Price: $49.85
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425VA Size Chart
Single
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  • 425VA/260W Standby Battery Backup Uninterruptible Power Supply (UPS) System
  • 8 NEMA 5-15R outlets: (4) battery backup & surge protected outlets, four surge protected outlets safeguard home office and entertainment needs, including computers, gaming consoles, and broadband routers
  • Additional features: LED status light indicates power-on and wiring fault, transformer-spaced outlets. 5 ft. cord with NEMA 5-15P plug
  • GreenPower UPS high-efficiency design: Reduces power consumption by utilizing a compact charger and power inverter to create an ultra-efficient backup power system for home and office use
  • 3-year warranty including the battery; $75,000 connected equipment guarantee
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Frequently bought together

  • CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact
  • +
  • APC UPS, 600VA UPS Battery Backup & Surge Protector, BE600M1 Backup Battery Power Supply, USB Charger, Back-UPS Series Uninterruptible Power Supply
  • +
  • CyberPower CP350SLG Standby UPS System, 350VA/255W, 6 Outlets, Compact
Total price: $143.40
Buy the selected items together

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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.

CyberPower ST425 Standby UPS System - Hotspots

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

CyberPower ST425 Standby UPS System

ST425

CyberPower ST625U Standby UPS System

ST625U

Amazon SL700U Standby UPS System

SL700U

CyberPower SL900U Standby UPS System

ST900U

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

How long will the UPS power my systems after the power goes out?

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.

Can this UPS model be monitored?

No, the CyberPower ST425 cannot be monitored.

Do all of the outlets have battery backup power and surge protection?

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.

Can this unit accommodate larger plugs?

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

How do I mute the alarms?

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.


Compare with similar items


CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact
APC UPS, 425VA UPS Battery Backup Surge Protector, BE425M Backup Battery Power Supply, Back-UPS Series
CyberPower CP350SLG Standby UPS System, 350VA/255W, 6 Outlets, Compact
CyberPower EC450G Ecologic Battery Backup & Surge Protector UPS System, 450VA/260W, 8 Outlets, ECO Mode, Compact Uninterruptible Power Supply
CyberPower CP1500AVRLCD Intelligent LCD UPS System, 1500VA/900W, 12 Outlets, AVR, Mini-Tower
Customer Rating 4.6 out of 5 stars (1752) 4.6 out of 5 stars (2200) 4.3 out of 5 stars (2598) 4.5 out of 5 stars (2518) 4.5 out of 5 stars (7842)
Price $42.95 $44.88 $37.95 $42.95 $154.95
Shipping FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details
Sold By Amazon.com Amazon.com Amazon.com Amazon.com Amazon.com
Item Dimensions 3.20 x 8.30 x 4.50 inches 10.00 x 5.50 x 4.10 inches 3.20 x 7.10 x 4.30 inches 2.00 x 4.00 x 8.00 inches 13.25 x 4.00 x 9.75 inches
Item Weight 3.80 lbs 5.72 lbs 3.50 lbs 4.41 lbs 25.00 lbs

Product description

Size:425VA  |  Style:Single

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 proper 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 IoT devices, gaming consoles, and broadband routers.


Product information

Size:425VA  |  Style:Single

Technical Specification

Warranty & Support

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