10 Best Computer Ups 2025 in the United States

The Liebert GXT4 UPS offers substantial power capacity with 10000VA and 9000W, making it suitable for high-demand environments. Its online double-conversion technology ensures consistent power quality without relying heavily on the battery, which helps prolong battery life. The UPS supports both 208V and 120V outputs, adding versatility for different equipment types.

With integrated surge protection and Automatic Voltage Regulation (AVR), it provides robust defense against power disturbances, ensuring stable operation of connected devices. The inclusion of a network card enhances remote monitoring capabilities, allowing users to manage the UPS through applications like Trellis power insight or other platforms, which is a significant convenience for IT managers and professionals needing reliable oversight of their power systems. Form factor-wise, its rack mount/tower design offers flexibility in installation, accommodating various setups.

However, the unit's weight (213 pounds) and dimensions might make it challenging to handle and install without proper equipment and assistance. The hot-swappable batteries provide around five minutes of backup at full load, which is relatively short but can be extended with additional external battery cabinets if needed. This feature ensures that critical equipment remains operational during short outages. The Liebert GXT4 UPS is a powerful and versatile option for environments with significant power protection needs, but users should be prepared for its substantial size and weight when planning installation.

The Eaton 9SX 2000VA 1800W Online Double-Conversion UPS is a robust choice for ensuring your devices stay powered during outages. With a power capacity of 2000VA/1800W, it’s suitable for a range of equipment. The zero transfer time between online and battery modes ensures your devices won’t experience any interruptions, which is a significant plus for critical systems.

It features six NEMA 5-20R and one L5-20R outlets, providing ample connectivity options for various devices. The optional NETWORK-M2 card allows you to control and monitor the UPS remotely, adding a layer of convenience and security. The front-panel LCD is user-friendly, keeping you updated on status and vital analytics at a glance.

Additionally, the option to add external battery modules is a big plus if you need extended runtime during power outages. However, keep in mind that the UPS is quite heavy at 82 pounds, which could make it cumbersome to move. Its dimensions (23.25 x 19.5 x 13 inches) mean it takes up a fair amount of space, so ensure you have room for it. This UPS is ideal for those who need reliable power protection for critical equipment, with the added benefits of remote monitoring and extended battery options.

The Vertiv Liebert GXT5 UPS is a versatile power backup solution ideal for both rack and tower installations. With a power capacity of 1500VA/1350W, it offers substantial support for critical devices, ensuring they stay operational during power outages. The unit features an online double conversion design, which provides consistent and reliable power, making it suitable for environments that require high availability and uninterrupted power supply.

The UPS includes four programmable outlets, which allow for prioritized power distribution, optimizing battery usage when needed most. It also has a user-friendly interface with a color graphic display that adjusts based on the unit's orientation, making monitoring and management straightforward. Another strong point is its Energy Star 2.0 certification, which highlights its energy efficiency in both standard and eco modes, potentially lowering operational costs.

The unit is relatively heavy at 57.4 pounds, which may be cumbersome during installation. Additionally, while it includes automatic voltage regulation and sine wave output for stable power delivery, the fan noise can be an issue, although the latest firmware update aims to reduce this. The Vertiv Liebert GXT5 UPS is well-suited for users needing a reliable, efficient UPS with advanced features for managing power in critical environments.