Eaton 5S UPS 1500VA 900 Watt 120V LCD Line-Interactive Battery Backup
Best reliable power backup for home and small office workstations.
The Eaton 5S UPS offers essential backup power protection for your home or office electronics. This versatile line-interactive UPS provides reliable power during outages, ensuring your critical devices remain operational. Its user-friendly design and integrated LCD interface make power management simple. Designed for desktop or tower mounting, the 5S UPS offers flexibility to fit your space. Enjoy peace of mind with consistent power availability for your everyday computing needs, safeguarding against data loss and equipment damage.
$173.91
Owner Satisfaction
4.5
/ 5
Category Rank
154
/ 868
#154 in UPS
Price vs Category Average
-89%
Below average
Capacity
550330
/ VA / W
Who it's for
- Power users running high-performance workstations or gaming rigs
- Home office workers dealing with unstable utility power
- Tech-conscious users wanting real-time status and runtime visibility
Who should skip it
- People working in quiet environments sensitive to background noise
- Professionals using sensitive equipment requiring pure sine wave power
- Users with limited desk space or tight workstation setups
Performance breakdown
Power Capacity
Adequate for basic workstations but limited for high-draw gaming rigs.
Interface Usability
The integrated LCD makes monitoring power status intuitive and straightforward.
Outlet Versatility
Eight total outlets provide ample space for all your essential peripherals.
Form Factor Flexibility
Compact design fits easily on a desk or tucked under it.
Waveform Precision
Simulated sine wave is fine for standard electronics, not sensitive hardware.
Reliability
Dependable line-interactive protection keeps your equipment safe during sudden outages.
Key Specs
Capacity
550VA / 330W
Topology
Line Interactive
Total Outlets
8 x NEMA 5-15R
Input Voltage
115V AC
Nominal Output Voltage
120V AC
Power Factor
0.6
Form Factor
Desktop/Tower
Output Waveform
Simulated Sine Wave
Features
- Essential backup power protection
- Easy-to-use, versatile design
- Reliable for home/office electronics
- Desktop or tower mounting
- Integrated LCD interface
- Consistent 120V nominal output
- Simulated Sine Wave output
What customers say
Customers highly value the Eaton 5S 1500VA UPS for its exceptional reliability and superior power quality. The Line Interactive design consistently delivers clean, stable power, effectively protecting sensitive electronics during outages. Users appreciate the clear LCD screen for real time monitoring of load and battery status. Setup is straightforward, and the unit operates quietly, making it ideal for home offices. Although the initial cost is higher, owners agree the investment is justified by the peace of mind and excellent voltage regulation provided. Despite minor software complexity, this UPS is recognized as a dependable workhorse offering high quality backup protection.
Know before you buy
The Eaton 5S is designed for essential home and office electronics, such as desktop computers, monitors, networking gear, and external storage drives. It provides enough runtime to safely save your work and shut down systems during a power outage.
No, this model produces a simulated sine wave. While this is perfectly compatible with most standard power supplies and electronics, it is not recommended for sensitive equipment that specifically requires a pure sine wave, such as high-end gaming PCs with active PFC power supplies or specialized medical devices.
The unit features 8 NEMA 5-15R outlets. It is important to note that while all outlets provide surge protection, only a portion of them are connected to the battery backup, so you should prioritize your most critical devices for those specific ports.
Yes, the 5S is designed with a versatile form factor that allows for both tower and desktop orientations. This flexibility makes it easy to tuck the unit away in tight workspaces or keep it accessible on your desk surface.
The LCD interface provides real-time status updates on your power conditions, including battery health, current load levels, and estimated runtime. It simplifies power management by giving you a clear view of your system's status without needing to check a computer interface.
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$174