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In today’s world, having a reliable uninterruptible power supply (UPS) is essential for protecting your electronic devices from power outages and surges. With technology advancing rapidly, finding an affordable UPS that offers continuous power in 2026 is easier than ever. Here is a list of the top 10 UPS units under $100 that provide dependable backup power.
1. APC UPS Battery Backup & Surge Protector
This compact UPS offers 600VA capacity, ideal for small offices or home setups. It features automatic voltage regulation and surge protection, ensuring your devices stay safe during outages.
2. CyberPower CP600LCD UPS System
With a 600VA/360W capacity, this unit provides reliable backup for computers and networking equipment. Its LCD display shows real-time battery status and load levels.
3. Eaton 3S 550VA UPS
Designed for home use, this UPS offers 550VA power and features a compact design. It supports automatic shutdown and surge protection for multiple devices.
4. Tripp Lite Internet Office UPS
Providing 600VA/330W, this UPS is suitable for protecting your internet modems, routers, and small office equipment. It includes multiple outlets and a USB interface for management.
5. APC Back-UPS BE600M1
This popular model offers 600VA capacity with a sleek design. It features six outlets, including three surge-only outlets, and a battery indicator for easy monitoring.
6. Vertiv Liebert PSA 500VA
Ideal for small electronics, this UPS provides 500VA and includes automatic voltage regulation. Its compact size makes it perfect for limited spaces.
7. APC UPS Battery Backup & Surge Protector (BE600M1)
Offering reliable power with 600VA capacity, this UPS includes multiple outlets and a user-replaceable battery. It is suitable for home and small office setups.
8. Tripp Lite OmniSmart LCD UPS
This unit provides 600VA/330W power, with an LCD display showing real-time status. It supports automatic shutdown and surge protection for connected devices.
9. Amazon Basics Standby UPS
Offering 600VA capacity, this UPS is a budget-friendly option for home electronics. It includes surge protection and a simple interface for easy use.
10. APC UPS Battery Backup & Surge Protector (BX600C)
This affordable UPS provides 600VA/360W, with multiple outlets and surge protection. It is suitable for protecting computers, routers, and small electronics during power interruptions.