10 Best Ups Power Backup 2025 in the United States

The Amazon Basics Standby UPS Battery Backup is a solid choice for those needing power protection for desktop computers, home networks, and other electronic devices. With a capacity of 600VA and 360W, it effectively supports a range of devices while ensuring that they remain protected during power surges. One of its key strengths is the eight outlets it offers, four of which provide both surge protection and battery backup, allowing for reliable power during outages. Its compact design also makes it easy to fit into various home or office spaces, which is a big plus for users with limited room.

Battery runtime is adequate for short outages, giving you enough time to save your work and shut down equipment properly during longer blackouts. The Automatic Voltage Regulation (AVR) feature enhances stability, ensuring that your devices are safeguarded against voltage fluctuations.

This UPS is an excellent option for casual users who need basic power backup and surge protection for a few devices but may fall short for those with high power demands or who desire more sophisticated monitoring features.

The Amazon Basics Standby UPS Battery Backup is a compact and efficient solution for keeping your home devices powered during outages. With a power capacity of 400VA and 255W, it’s well-suited for home networks, IoT devices, and entertainment systems. One of the standout features is its six outlets, three of which provide surge protection and battery backup, allowing you to safeguard multiple devices simultaneously. The small size of this UPS makes it easy to fit into tight spaces in your home or office, while the 5-foot power cord offers flexible placement near outlets.

A major advantage is its ability to protect electronics from power surges and provide enough battery backup to either keep devices running during short outages or to enable a safe shutdown during longer ones. The automatic voltage regulation (AVR) helps maintain a steady voltage level, which can be crucial for sensitive equipment.

However, there are some limitations to consider. The 400VA capacity means it’s best for lighter applications. Users with more power-intensive devices, such as gaming rigs or high-end workstations, may find this UPS insufficient. Additionally, it’s important to monitor the total power consumption, as it’s recommended to keep the load below 80% of the rated capacity for optimal performance. Those in need of a reliable and cost-effective power backup solution for light to moderate electronic use will find the Amazon Basics Standby UPS an appealing choice, while heavier users may need to look for models with higher wattage.

The Vertiv Liebert PSI5 Lithium Ion UPS offers a strong power capacity of 1920VA/1920W, making it suitable for protecting medium to large setups like servers or networking equipment. Its lithium-ion batteries are a standout feature, lasting about twice as long as traditional batteries, which means fewer replacements and a lower long-term cost. You can expect around 8.6 minutes of backup at full power and up to 19 minutes when running half the load, giving you enough time to safely save your work or shut down devices during an outage. The UPS recharges quickly, reaching full capacity in just over two hours, which is convenient if power interruptions happen often.

Its 2U rack/tower form factor fits well in server racks or small office spaces, and it provides a clean sine wave output, which is ideal for sensitive electronics. At 52 pounds, it’s a bit heavy, so installation might need some care. Also, while it comes with a 5-year warranty including batteries, the price might be higher than models with traditional batteries.

This UPS serves as a solid choice for those seeking reliability, longer battery life, and efficient power backup with surge protection, especially in professional or demanding environments.