
Best selling UPS
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. Powerwalker VI 3000 RLE
The BlueWalker PowerWalker VI 3000 RLE prevents total failures, interruptions, dips, and power surges from the power grid from reaching the computer or other electronic devices. The UPS also eliminates minor fluctuations in the power supply and isolates connected devices from larger disturbances by disconnecting from the power supply and providing power from its internal batteries until the power supply returns to safe levels.

2. APC Smart-UPS
Stay online and prevent data loss. As soon as the power goes out, an APC Smart-UPS provides immediate backup power for all connected devices. Since this happens automatically with an APC UPS, you can avoid unwanted outages of devices such as PCs, servers, or switches. With the free APC PowerChute software, you can even automatically and safely shut down critical IT hardware when the UPS battery is nearly depleted. This helps prevent data loss, downtime, and physical damage to the hardware.
Additionally, a Smart-UPS protects connected devices from power surges caused by lightning strikes. This APC backup power supply is ideal for use in small businesses.
You can easily read the estimated battery runtime in the runtime graph found among the product images. It clearly shows how long the UPS will provide backup power at a specific load.
Ready-to-use UPS remote monitoring is available for free for a 6-month trial period. With the SmartConnect Ethernet port, you can easily connect the Smart-UPS to your network and remotely monitor it through the secure cloud-based APC SmartConnect web portal. Furthermore, the UPS can be monitored at any time through this port using EcoStruxure IT Expert.
By connecting the UPS to a maximum of one server via a USB cable, it can automatically send a shutdown signal during a prolonged power outage, preventing a hard shutdown. This precise timing can be set using the free APC PowerChute Serial Edit software.

3. Eaton Ellipse PRO 650 DIN
The Eaton Ellipse PRO 650 650VA is a line-interactive UPS specifically designed to protect workstations with demanding applications. The Ellipse PRO features an LCD display for real-time status and measurements, 4 outlets (3 with battery backup and surge protection and one with surge protection only). The UPS includes Eco Control sockets that allow for energy savings of up to 20%, and an Advanced Surge Reduction (ASR) that fully complies with the IEC 616431-1 standard. This UPS can be mounted as a tower, in a rack, or on the wall. The Ellipse PRO also includes the Eaton Intelligent Power Manager software (available for download). It is an ideal protection solution for all computers.

4. APC BE850G2-GR
When the power unexpectedly goes out at the office or at home, or when there is a risk of a power surge, you can rest easy thanks to this backup system. The UPS system offers a total of 8 outlets with surge protection, 6 of which are battery-backed. Up to 6 devices can be powered simultaneously through these 6 surge-protected sockets using an integrated, rechargeable lead battery. The duration depends on the power requirements of the connected devices; for example, when using a router, smartphone, PC, and NAS simultaneously, it lasts about 28 minutes at 120 watts. The maximum output power is even 520 watts / 850 VA.
With dimensions of 36.5 x 13.0 x 12.0 cm (WxDxH), there is surely a place for the UPS device in your home from which you can access it at any time. When the backup system is in operation, a clearly visible LED display informs you about the remaining battery life. An alarm, which can also be muted, additionally warns you of low battery power.

5. Powerwalker VI 2200 RLE
The BlueWalker PowerWalker VI 2200 RLE prevents total failures, interruptions, dips, and power surges from the power grid from affecting your computer or other electronic devices. The UPS also eliminates minor fluctuations in the power supply and isolates connected devices from larger disturbances by disconnecting from the power supply and providing power from its internal batteries until the power supply returns to safe levels.

6. Cyberpower CP900EPFCLCD 900VA/540W Line-Interactive Sine Wave USB LowNoise 6x Schuko comp. to QNAP TS-251 S...
The CyberPower CP900EPFCLCD provides power protection for workstations, standalone servers, NAS, and network hardware. Its pure sine wave output is compatible with Active PFC power supplies used in servers. With GreenPower UPS technology to enhance UPS operational efficiency and minimize self-consumption, users can achieve significant energy cost savings compared to traditional UPS systems. The data line protection safeguards phones, networks, and communication devices from voltage spikes through their communication lines.
Through the USB interface, the free-to-download management software PowerPanel Personal automatically communicates with the computer and safely shuts down the system during a power outage. It also allows users to perform scheduled shutdowns and self-diagnoses, and monitors energy consumption values as well as approximate backup time.

Cyberpower CP900EPFCLCD 900VA/540W Line-Interactive Sine Wave USB LowNoise 6x Schuko comp. to QNAP TS-251 S...
900 VA, 540 W, Line-interactive UPS
7. Eaton Ellipse PRO 1600 DIN
The Eaton Ellipse PRO 650-1600VA is a line-interactive UPS specifically designed to protect workstations with demanding applications. The Ellipse PRO features an LCD display for real-time status monitoring and measurements. It also includes EcoControl sockets that allow for energy savings of up to 20 percent, as well as Advanced Surge Reduction (ASR) – surge protection that meets the requirements of the IEC 61643-1 standard.

8. Gembird 850VA UPS with LCD
The Gembird 850VA UPS with LCD is a reliable uninterruptible power supply (UPS) designed for both workplace and home use. With an output power of 510 watts and a capacity of 850 volt-amperes, this device provides a stable energy source that protects critical equipment from power outages and voltage fluctuations. The line-interactive design ensures automatic voltage regulation, extending the lifespan of connected devices. The integrated LCD status display allows for easy monitoring of operational status, while audible and visual alarms indicate potential issues. The UPS is equipped with multiple protection features, including surge protection and short circuit protection, to ensure the safety of connected devices. With a runtime of up to 20 minutes at full load, this UPS is a practical solution for protection against unexpected power outages.
- Automatic voltage regulation (AVR) for stable performance
- LCD status display for easy monitoring
- Comprehensive protection against surges, overloads, and short circuits
- Audible and visible alarms to warn of problems
- USB interface for easy connection and control.

9. Eaton Ellipse PRO 850 DIN
The Eaton Ellipse PRO 650-1600VA is a line-interactive UPS designed specifically for protecting workstations with demanding applications. The Ellipse PRO features an LCD display for real-time status monitoring and measurements. It also includes EcoControl outlets that allow for energy savings of up to 20 percent, as well as Advanced Surge Reduction (ASR) for surge protection, in accordance with the IEC 616431-1 standard requirements.

10. APC Back-UPS Pro
The APC Back-UPS Pro UPS systems provide battery backup and surge protection. Ideal for your home, home office, or small business. The new Back-UPS Pro models come with premium features, including increased runtime and power capacity for your critical electronics. They reserve capacity and runtime for connected devices that need to switch to UPS battery operation in case of an emergency. Less critical devices are only protected against surges.
