The best UPS for homelab servers balances capacity, runtime, and reliability. Opt for APC Smart-UPS 1500VA (strong>1500VA/900W, strong>pure sine wave, strong>10+ outlets) or CyberPower CP1500PFCLCD (strong>1500VA/1000W, strong>LCD display, strong>10 outlets). Eaton 5SC is also reliable (strong>1500VA/1000W, strong>network-grade protection). Ensure runtime matches your shutdown needs (strong>15-30 minutes at medium loads). Prioritize units with strong>automatic voltage regulation and strong>USB/network management.