Best UPS Battery Backups

The Eaton 5P1550GR is a rackmount UPS designed for data center environments, offering 1550 VA / 1100 W capacity with true sine wave output. Reviewers noted its compact 1U form factor and 6 C13 outlets with programmable groups for managing critical and non-critical equipment. The unit features ABM battery management technology that extends battery life and provides advance warnings for replacement. While the device offers solid performance for its class, reviewers pointed out that battery replacement requires user intervention and the included power cord is only 6 feet long. This UPS is best suited for users requiring reliable power protection in rackmount environments.

The APC Back-UPS Pro 1500G is a line-interactive UPS designed for power users and small businesses, offering 1500VA/865W capacity with 10 outlets including 5 battery-backed ports. Reviewers noted its solid build quality and included PowerChute Personal Edition software for monitoring, though some found the limited number of battery-backed outlets (5 total) restrictive. The unit features a stepped sine wave output and includes a replaceable battery with a 3-year warranty. While it performs well in testing, the EU pricing is seen as a drawback compared to US availability.

The APC Back-UPS 600VA BE600M1 offers significant improvements over its predecessor with faster transfer times, enhanced surge protection, and extended battery life. Reviewers noted it provides 67 minutes runtime at 40 Watts compared to 43 minutes on the older model. The unit is more compact at 10.8 x 4.1 x 5.5 inches and includes a 1.5A USB port. However, it lacks Ethernet surge protection found on previous models. Users recommend it for home offices and small workstations where reliable power backup is needed.

The CyberPower PR1000LCDRT2U is a discontinued line interactive UPS with sine wave output designed for corporate and commercial environments. Reviewers noted its AVR feature helps extend battery life by managing minor power fluctuations without battery usage. The unit offers 8 NEMA 5-15R outlets and a rotatable LCD panel for monitoring power conditions. While it provides robust power protection and surge protection, its discontinued status limits availability and support options. This UPS is best suited for users requiring reliable backup power for servers and network equipment in stable power environments.

The Eaton 5E 850LI is a line-interactive UPS designed for home and small office use, offering robust electrical protection with AVR and wide voltage tolerance. Reviews note its reliable performance during power fluctuations and USB monitoring capabilities, though some users report inconsistent USB detection and poor customer service experiences. While it provides solid backup functionality, the reliability of its USB interface and support have been criticized. This unit is best suited for users seeking basic UPS protection without complex monitoring needs.

The CyberPower CP1500PFCLCD is a line-interactive UPS designed for protecting high-end PC systems, offering 1500VA capacity and a comprehensive LCD display showing power statistics. Tom's Hardware noted its reliable protection features and user-friendly interface, though Custom PC Review pointed out the simulated sine wave output may not suit all sensitive equipment. The unit includes a 24.7 lb weight and 14.2 inch depth, making it suitable for desktop use but bulkier than some alternatives. It's best for users needing robust power protection for mid-to-high-end systems rather than those requiring true sine wave output.

The CyberPower OR1000LCDRM1U is a rackmountable UPS designed for office servers and network equipment, featuring an intelligent LCD display showing detailed power diagnostics. Tom's Hardware noted its robust AVR protection and PowerPanel Business software for automated shutdowns. However, reviewers criticized its limited runtime at full load and the necessity of purchasing an additional adapter for remote management capabilities. This unit suits small office environments needing basic UPS protection but may not meet demanding enterprise requirements.